CA2007520A1 - Electrofusion joint and hot water supply header using the same - Google Patents

Electrofusion joint and hot water supply header using the same

Info

Publication number
CA2007520A1
CA2007520A1 CA2007520A CA2007520A CA2007520A1 CA 2007520 A1 CA2007520 A1 CA 2007520A1 CA 2007520 A CA2007520 A CA 2007520A CA 2007520 A CA2007520 A CA 2007520A CA 2007520 A1 CA2007520 A1 CA 2007520A1
Authority
CA
Canada
Prior art keywords
same
hot water
water supply
supply header
electrofusion joint
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA2007520A
Other languages
French (fr)
Other versions
CA2007520C (en
Inventor
Akio Nakashiba
Hiroyuki Nishimura
Fumio Nagatani
Kazunori Mito
Toshio Shibabuchi
Mikio Nakaoka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shinwa Sangyo Co Ltd
Mitsui Chemicals Inc
Original Assignee
Akio Nakashiba
Hiroyuki Nishimura
Fumio Nagatani
Kazunori Mito
Toshio Shibabuchi
Mikio Nakaoka
Osaka Gas Co., Ltd.
Mitsui Petrochemical Industries, Ltd.
Shinwa Sangyo Co., Ltd.
Mitsui Chemicals, Incorporated
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP1004496A external-priority patent/JPH02186193A/en
Priority claimed from JP1072340A external-priority patent/JP2860944B2/en
Priority claimed from JP1072333A external-priority patent/JP2704990B2/en
Priority claimed from JP1072331A external-priority patent/JP2868091B2/en
Priority claimed from JP1072332A external-priority patent/JP2536618B2/en
Priority claimed from JP1072337A external-priority patent/JP2860942B2/en
Priority claimed from JP1075955A external-priority patent/JP2639078B2/en
Priority claimed from JP1075960A external-priority patent/JP2868092B2/en
Application filed by Akio Nakashiba, Hiroyuki Nishimura, Fumio Nagatani, Kazunori Mito, Toshio Shibabuchi, Mikio Nakaoka, Osaka Gas Co., Ltd., Mitsui Petrochemical Industries, Ltd., Shinwa Sangyo Co., Ltd., Mitsui Chemicals, Incorporated filed Critical Akio Nakashiba
Publication of CA2007520A1 publication Critical patent/CA2007520A1/en
Publication of CA2007520C publication Critical patent/CA2007520C/en
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/63—Internally supporting the article during joining
    • B29C66/636—Internally supporting the article during joining using a support which remains in the joined object
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/3404—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint
    • B29C65/342—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint comprising at least a single wire, e.g. in the form of a winding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/3404—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint
    • B29C65/342—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint comprising at least a single wire, e.g. in the form of a winding
    • B29C65/3432—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint comprising at least a single wire, e.g. in the form of a winding comprising several wires, e.g. in the form of several independent windings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/3472—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint
    • B29C65/3476—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint being metallic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
    • B29C65/561—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits using screw-threads being integral at least to one of the parts to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/72—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by combined operations or combined techniques, e.g. welding and stitching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B29C66/1122—Single lap to lap joints, i.e. overlap joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/122—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section
    • B29C66/1222—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section comprising at least a lapped joint-segment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/122—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section
    • B29C66/1224—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section comprising at least a butt joint-segment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/124—Tongue and groove joints
    • B29C66/1244—Tongue and groove joints characterised by the male part, i.e. the part comprising the tongue
    • B29C66/12441—Tongue and groove joints characterised by the male part, i.e. the part comprising the tongue being a single wall
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/128—Stepped joint cross-sections
    • B29C66/1282—Stepped joint cross-sections comprising at least one overlap joint-segment
    • B29C66/12821—Stepped joint cross-sections comprising at least one overlap joint-segment comprising at least two overlap joint-segments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/128—Stepped joint cross-sections
    • B29C66/1284—Stepped joint cross-sections comprising at least one butt joint-segment
    • B29C66/12841—Stepped joint cross-sections comprising at least one butt joint-segment comprising at least two butt joint-segments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/13—Single flanged joints; Fin-type joints; Single hem joints; Edge joints; Interpenetrating fingered joints; Other specific particular designs of joint cross-sections not provided for in groups B29C66/11 - B29C66/12
    • B29C66/131—Single flanged joints, i.e. one of the parts to be joined being rigid and flanged in the joint area
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5221—Joining tubular articles for forming coaxial connections, i.e. the tubular articles to be joined forming a zero angle relative to each other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5223—Joining tubular articles for forming corner connections or elbows, e.g. for making V-shaped pieces
    • B29C66/52231—Joining tubular articles for forming corner connections or elbows, e.g. for making V-shaped pieces with a right angle, e.g. for making L-shaped pieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5224—Joining tubular articles for forming fork-shaped connections, e.g. for making Y-shaped pieces
    • B29C66/52241—Joining tubular articles for forming fork-shaped connections, e.g. for making Y-shaped pieces with two right angles, e.g. for making T-shaped pieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5229—Joining tubular articles involving the use of a socket
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5229—Joining tubular articles involving the use of a socket
    • B29C66/52291—Joining tubular articles involving the use of a socket said socket comprising a stop
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5229—Joining tubular articles involving the use of a socket
    • B29C66/52291—Joining tubular articles involving the use of a socket said socket comprising a stop
    • B29C66/52292—Joining tubular articles involving the use of a socket said socket comprising a stop said stop being internal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/53—Joining single elements to tubular articles, hollow articles or bars
    • B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
    • B29C66/5344—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially annular, i.e. of finite length, e.g. joining flanges to tube ends
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/61—Joining from or joining on the inside
    • B29C66/612—Making circumferential joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/63—Internally supporting the article during joining
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/723—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/737—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined
    • B29C66/7375—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined uncured, partially cured or fully cured
    • B29C66/73755—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined uncured, partially cured or fully cured the to-be-joined area of at least one of the parts to be joined being fully cured, i.e. fully cross-linked, fully vulcanized
    • B29C66/73756—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined uncured, partially cured or fully cured the to-be-joined area of at least one of the parts to be joined being fully cured, i.e. fully cross-linked, fully vulcanized the to-be-joined areas of both parts to be joined being fully cured
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/7392—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
    • B29C66/73921—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic characterised by the materials of both parts being thermoplastics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/7394—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoset
    • B29C66/73941—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoset characterised by the materials of both parts being thermosets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/97—Checking completion of joining or correct joining by using indications on at least one of the joined parts
    • B29C66/972—Checking completion of joining or correct joining by using indications on at least one of the joined parts by extrusion of molten material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
    • F16L47/02—Welded joints; Adhesive joints
    • F16L47/03—Welded joints with an electrical resistance incorporated in the joint
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
    • F16L47/26—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics for branching pipes; for joining pipes to walls; Adaptors therefor
    • F16L47/28—Joining pipes to walls or to other pipes, the axis of the joined pipe being perpendicular to the wall or to the axis of the other pipe
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/10—Polymers of propylene
    • B29K2023/12—PP, i.e. polypropylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/24—Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/60—Multitubular or multicompartmented articles, e.g. honeycomb
    • B29L2031/601—Multi-tubular articles, i.e. composed of a plurality of tubes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S285/00—Pipe joints or couplings
    • Y10S285/919—Resinous
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S285/00—Pipe joints or couplings
    • Y10S285/923—Specific material

Abstract

An electrofusion joint in which a recess is provided in the same surface as, and adjacent to, the joining portion, which is to be melted to form the joint. <IMAGE>
CA002007520A 1989-01-11 1990-01-10 Electrofusion joint and hot water supply header using the same Expired - Fee Related CA2007520C (en)

Applications Claiming Priority (16)

Application Number Priority Date Filing Date Title
JP1-4496 1989-01-11
JP1004496A JPH02186193A (en) 1989-01-11 1989-01-11 Electrofusion coupling
JP1-72337 1989-03-24
JP1-72340 1989-03-24
JP1072333A JP2704990B2 (en) 1989-03-24 1989-03-24 Electrofusion fittings
JP1-72332 1989-03-24
JP1072331A JP2868091B2 (en) 1989-03-24 1989-03-24 Electrofusion fitting with connecting member
JP1-72333 1989-03-24
JP1072332A JP2536618B2 (en) 1989-03-24 1989-03-24 Electrofusion fitting with connecting member
JP1072337A JP2860942B2 (en) 1989-03-24 1989-03-24 Hot water supply header
JP1-72331 1989-03-24
JP1072340A JP2860944B2 (en) 1989-03-24 1989-03-24 Hot water supply header
JP1-75960 1989-03-28
JP1075955A JP2639078B2 (en) 1989-03-28 1989-03-28 Electrofusion fittings
JP1-75955 1989-03-28
JP1075960A JP2868092B2 (en) 1989-03-28 1989-03-28 Electrofusion fittings

Publications (2)

Publication Number Publication Date
CA2007520A1 true CA2007520A1 (en) 1990-07-11
CA2007520C CA2007520C (en) 2000-08-29

Family

ID=27571533

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002007520A Expired - Fee Related CA2007520C (en) 1989-01-11 1990-01-10 Electrofusion joint and hot water supply header using the same

Country Status (7)

Country Link
US (3) US5150922A (en)
EP (2) EP0585974B1 (en)
AT (2) ATE166442T1 (en)
CA (1) CA2007520C (en)
DE (2) DE69019998T2 (en)
DK (1) DK0378406T3 (en)
ES (1) ES2075877T3 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113300293A (en) * 2021-05-14 2021-08-24 陈扬仕 MPP cable pipe convenient to butt fusion installation

Families Citing this family (107)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3932807C1 (en) * 1989-09-30 1991-05-02 Georg Fischer Ag, Schaffhausen, Ch, Niederlassung: Georg Fischer Ag, 7700 Singen, De
DE9113877U1 (en) * 1990-12-20 1992-02-06 Geberit Ag, Jona, St.Gallen, Ch
GB9101914D0 (en) * 1991-01-29 1991-03-13 Fusion Group Plc Pipe joints
GB9105937D0 (en) * 1991-03-20 1991-05-08 Victaulic Plc Weldable pipe fittings and pipe joints formed therewith
ATE155070T1 (en) * 1991-04-19 1997-07-15 Seikisui Chemical Co Ltd COUPLING FOR PIPES
DE4127350C2 (en) * 1991-08-19 1994-06-30 Friatec Keramik Kunststoff Nozzle fitting
WO1993014342A1 (en) * 1992-01-06 1993-07-22 Kubota Corporation Plastic pipe and method of manufacturing same
IL101297A (en) * 1992-03-19 1993-07-31 Plasson Maagan Michael Ind Ltd Adaptor for use with electrofusion fittings
FR2692020B1 (en) * 1992-06-04 1996-01-26 Innoge Sam HEAT-WELDABLE CONNECTOR FOR TUBES OF PLASTIC MATERIAL AND MANUFACTURING METHOD THEREOF.
US5637819A (en) * 1992-06-23 1997-06-10 Rtom Corporation Percussion instrument damping
GB2269338B (en) * 1992-08-06 1996-09-25 Victaulic Plc A process for the joining of polyolefin bodies
GB9226795D0 (en) * 1992-12-23 1993-02-17 Short Michael C Jointing plastics sheets
DE4319292A1 (en) * 1993-02-13 1994-08-18 Rheinauer Masch Armaturen Method and connecting device for connecting a branch line to a fluid-carrying main line
EP0612953A1 (en) * 1993-02-22 1994-08-31 Streng Plastic AG Connector for tubular plastic parts
DE4307704A1 (en) * 1993-03-11 1994-09-15 Wilhelm Hegler Process for welding pipe sections made of thermoplastic material
WO1995016557A2 (en) * 1993-12-15 1995-06-22 Tokushu, Kogyo Kabushikigaisha Electrofusion fastening apparatus
DE19502327A1 (en) * 1994-03-16 1995-09-21 Hotset Heizpatronen Zubehoer Heatable cylinder esp. injection moulding tube or mandrel
CH687640A5 (en) * 1994-04-29 1997-01-15 Fischer Georg Rohrleitung Connection piece for Abzweiganschluesse in a pipeline.
AU684166B2 (en) * 1994-07-04 1997-12-04 Aymroo Pty. Limited A coupling assembly
GB9414346D0 (en) * 1994-07-15 1994-09-07 Smith David S Packaging A junction device
US5618065A (en) * 1994-07-21 1997-04-08 Hitachi Metals, Ltd. Electric welding pipe joint having a two layer outer member
GB2298014B (en) * 1995-01-11 1998-09-09 Wask Rmf Ltd A coupling
GB9501271D0 (en) * 1995-01-23 1995-03-15 British Gas Plc Fitting and pipe joint using it
EP0762038B1 (en) * 1995-08-19 2001-12-19 Ruppert, Hans-Peter Pipe connection device
AU7154296A (en) * 1995-09-06 1997-04-09 Environ Products Inc. Electric fusion welding of thermoplastic materials
US6127662A (en) * 1995-09-20 2000-10-03 Plasson Maagan Michael Industries Ltd Electrofusion method and device
US5810281A (en) * 1995-11-20 1998-09-22 Kole; John W. Spool assembly with slotted tubes
IT1283071B1 (en) * 1996-05-24 1998-04-07 Nupi S P A HEAT-FUSE FITTING WITH PERFECTED STRUCTURE
US6131954A (en) * 1996-05-28 2000-10-17 Campbell; Steve Weldable couple for electrofusion coupling of profile wall thermoplastic pipes without a separate coupler
US5820720A (en) * 1996-05-28 1998-10-13 Campbell; Steve Method of and apparatus for electrofusion coupling of thermoplastic pipes
US6521072B1 (en) 1996-05-28 2003-02-18 C&S Intellectual Properties, Llc Method of coupling profile wall thermoplastic pipes
GB2314597A (en) * 1996-06-25 1998-01-07 Uponor Bv Electrofusion fitting for a plastics pipe with gripping means
AU727163B2 (en) * 1996-06-25 2000-12-07 Uponor Innovation Ab Electrofusion fitting
US5916468A (en) * 1996-07-08 1999-06-29 Hitachi Metals Ltd. Electrically weldable pipe joint and production method thereof
DE19639365A1 (en) * 1996-09-25 1998-03-26 Gerhard Rosenberg Weld-on saddle made of plastic for making a branch connection on a plastic pipe
US7749585B2 (en) * 1996-10-08 2010-07-06 Alan Zamore Reduced profile medical balloon element
IT1291331B1 (en) * 1997-05-09 1999-01-07 Nupi S P A CONNECTION WITH THERMOELECTRIC ADHESION
GB2325501A (en) 1997-05-22 1998-11-25 Uponor Ltd Heat fusion fitting
AU9093198A (en) * 1997-09-09 1999-03-29 Moshe Kotzer Plastic pipe joints and formation thereof
US6089615A (en) * 1997-10-17 2000-07-18 Uponor Innovation Ab Branch pipe connection
DE19807950A1 (en) * 1998-02-25 1999-09-09 Merle Heating coil fitting with shrink jacket
SE511673C2 (en) † 1998-03-11 1999-11-08 Kungsoers Plast Ab Welding sleeve for connecting plastic double pipe lines
US6965422B2 (en) * 1998-07-24 2005-11-15 Sharp Kabushiki Kaisha Liquid crystal display device
WO2000028247A1 (en) * 1998-11-11 2000-05-18 Alexei Petrovich Osipov Polymer duct and connection members for assembling the same
DE19945218C1 (en) * 1999-09-21 2001-03-22 Raymond A & Cie Tubular coupling part and method for producing an adhesive connection with a fluid line
US20040070156A1 (en) * 2000-05-12 2004-04-15 Aviation Devices And Electronic Components, L.L.C. Gasket material having a durable, non-tacky skin and a tacky side, and a method of making and using the same
US7229516B2 (en) 2000-05-12 2007-06-12 Aviation Devices & Electronic Components, Llc Foam bodied gasket and gasket tape and method of making and using the same
US20040041356A1 (en) * 2000-05-12 2004-03-04 Aviation Devices And Electronic Components, Llc. Gasket material having a PTFE core and a method of making a using the same
DK1172197T3 (en) * 2000-07-10 2003-07-14 Top Glass Spa Process for producing a ladder of composite material and ladder obtained by the method
US6680464B1 (en) * 2000-07-28 2004-01-20 Zurn Industries, Inc. Electrofusion joining control device
US6524018B2 (en) * 2001-03-01 2003-02-25 Hon Hai Precision Ind. Co., Ltd. Optical assembly
US6883835B2 (en) 2001-03-05 2005-04-26 Basic Resources, Inc. Polyfusion pipe repair system and method
US6781099B2 (en) * 2001-03-12 2004-08-24 Karl-Heinz Krah Gmbh Electrofusion socket forming system
ITBO20010021U1 (en) * 2001-03-16 2002-09-16 Vescogni Rappresentanze S A S MULTIPLE AND STABILIZABLE DISTRIBUTOR FOR COMPRESSED AIR MADE IN PLASTIC MATERIALS
FI115485B (en) * 2001-07-06 2005-05-13 Uponor Innovation Ab Branch piece for piping
US20050029802A1 (en) * 2001-10-03 2005-02-10 Boudry John Alexandre Coupling
US6857670B2 (en) * 2001-12-05 2005-02-22 Cuno Incorporated Plastic tube joint
US6870143B2 (en) * 2002-04-18 2005-03-22 Basic Resources, Inc. System and method for encapsulating a pipe
IL154578A (en) * 2003-02-23 2008-12-29 Plasson Ltd Electrofusion coupling particularly useful for coupling plastic pipes
US7156423B2 (en) * 2003-04-11 2007-01-02 3M Innovative Properties Company Plastic tube joint
GB0400665D0 (en) * 2004-01-13 2004-02-11 Petro Technik Ltd Improved plastic to metal fitting
US20050109190A1 (en) * 2003-11-26 2005-05-26 Aviation Devices & Electronic Components, Inc. Dampening material for a drum
DE102004027831B3 (en) * 2004-06-08 2006-03-30 Veritas Ag Connection device for lines, motor vehicle with such a connection device and method for connecting lines
PL1851476T3 (en) * 2005-02-25 2009-08-31 Glynwed Pipe Systems Ltd Method for joining multi-layered pipe
NZ560600A (en) * 2005-02-25 2009-07-31 Glynwed Pipe Systems Ltd Method for joining multi-layered pipe
US20060202471A1 (en) * 2005-03-07 2006-09-14 Weisbond Bradley K Electro-fusion joining system for thermoplastic piping systems
DE202005005016U1 (en) * 2005-03-24 2006-08-10 Simona Ag Pipe joint system with a pipe connector
DE102005013859A1 (en) * 2005-03-24 2006-10-05 Veritas Ag Arrangement with a tubular element
WO2007009492A1 (en) * 2005-07-19 2007-01-25 Agilent Technologies, Inc. Coupling of conduits with melted and solidified plastic material
US20070031624A1 (en) * 2005-08-05 2007-02-08 Brosius Edward S Lined water conduit
US7406980B2 (en) 2005-08-29 2008-08-05 Masco Corporation Of Indiana Waterway connection
DE202005019120U1 (en) * 2005-12-06 2006-02-09 Friatec Ag Connecting arrangement for bonding a fiber composite plastic pipe to a continuing component
US7415991B2 (en) 2005-12-20 2008-08-26 Masco Corporation Of Indiana Faucet spout with water isolating couplings
US20070152440A1 (en) * 2005-12-30 2007-07-05 Keyes Thomas J Pipe sealing system
US8991425B2 (en) 2006-05-26 2015-03-31 Delta Faucet Company Waterway assembly including an overmolded support plate
US7766043B2 (en) 2006-05-26 2010-08-03 Masco Corporation Of Indiana Faucet including a molded waterway assembly
US20080001394A1 (en) * 2006-06-30 2008-01-03 Orion Enterprises, Inc. Electrofusion saddle wye
US7717133B2 (en) 2007-01-31 2010-05-18 Masco Corporation Of Indiana Spout tip attachment
US7748409B2 (en) 2007-01-31 2010-07-06 Masco Corporation Of Indiana Overmold interface for fluid carrying system
US7806141B2 (en) 2007-01-31 2010-10-05 Masco Corporation Of Indiana Mixing valve including a molded waterway assembly
GB2451081B (en) * 2007-07-17 2009-09-09 Uponor Innovation Ab Electrofusion fitting
US7594681B2 (en) * 2007-07-19 2009-09-29 Tyco Healthcare Group Lp Fluid line coupling
CA2725410C (en) 2008-04-10 2016-02-09 Masco Corporation Of Indiana Molded waterway for a two handle faucet
CA2727077C (en) 2008-06-25 2013-10-01 Masco Corporation Of Indiana Centerset faucet with mountable spout
WO2010025210A1 (en) * 2008-08-29 2010-03-04 Ti Group Automotive Systems, Llc Vehicular climate control system
US8104512B2 (en) 2008-09-25 2012-01-31 Masco Corporation Of Indiana Spout tip retention method
DE102008059243A1 (en) 2008-11-21 2010-05-27 Newfrey Llc, Newark Joining component and method for producing a joining component
MX2012003481A (en) * 2009-10-06 2012-05-22 Prinsco Inc Heat-fusible gasket and method of manufacture.
US8361583B2 (en) 2010-02-26 2013-01-29 Magna International Inc. Resistive implant welding for adhesive curing for thermoplastic and thermoset applications
EP2363269A1 (en) 2010-03-02 2011-09-07 Gunar Kloss Coupling made of thermoplastic
US8739826B2 (en) 2011-03-11 2014-06-03 Masco Corporation Of Indiana Centerset faucet body and method of making same
GB2490323A (en) * 2011-04-21 2012-10-31 Radius Systems Ltd Improved electrofusion saddle assembly
MX2013014896A (en) * 2011-06-21 2014-03-31 United Pipeline Systems Inc Connections of lined pipe.
US8931500B2 (en) 2012-02-17 2015-01-13 Masco Corporation Of Indiana Two handle centerset faucet
DE102012018069A1 (en) * 2012-09-13 2014-03-13 Eugen Forschner Gmbh Device for connecting fluid-carrying lines
PL3030876T3 (en) * 2013-08-08 2020-10-19 Proper Pipe Ehf. Pipe fittings allowing non-destructive pressure testing of integrity of seals
US20150210823A1 (en) 2014-01-30 2015-07-30 Plasson Ltd. Electrofusion coupler composition
NO2902172T3 (en) 2014-01-30 2018-08-04
JP6299626B2 (en) * 2015-02-25 2018-03-28 株式会社オンダ製作所 Heat-sealing joint
CN105179858A (en) * 2015-10-09 2015-12-23 施婷婷 Combined sterilization mainfold
EP3162538B1 (en) * 2015-10-27 2019-07-31 Georg Fischer Rohrleitungssysteme AG Electrofusion fitting
JP6598021B2 (en) * 2016-02-04 2019-10-30 株式会社オンダ製作所 Heat-sealing joint
US10711442B2 (en) 2016-04-26 2020-07-14 Kohler Co. Composite faucet body and internal waterway
FI3354955T3 (en) * 2017-01-30 2023-06-20 Georg Fischer Harvel Llc Pipe coupler and coupling method
GB2561234B (en) 2017-04-07 2019-07-24 Ford Motor Co A housing assembly and method
CN108458195A (en) * 2018-02-22 2018-08-28 宁波央腾汽车电子有限公司 A kind of sealing structure and forming method
CN108312550B (en) * 2018-04-27 2023-07-21 陈奎宏 Hot melt joint capable of being positioned rapidly and water-soluble core injection molding process thereof

Family Cites Families (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2005189A (en) * 1933-07-10 1935-06-18 Albert H Herr Solder coupling
US2798745A (en) * 1954-02-23 1957-07-09 Lewen R Nelson Multiple-tube hose coupling
DE1008967B (en) * 1956-01-19 1957-05-23 Phoenix Rheinrohr Ag Plastic transition piece for pipelines, especially for the connection of metal with plastic pipelines
US2933428A (en) * 1956-03-21 1960-04-19 Mueller Co Plastic welding
CH400687A (en) * 1963-01-15 1965-10-15 Keller Hans Connection sleeve for welding plastic pipes
US3348862A (en) * 1963-01-22 1967-10-24 Mueller Co Transition fitting
FR1493562A (en) * 1966-06-08 1967-09-01 Tecalemit Method for assembling thermosensitive plastic parts and fitting for the application of this method
GB1152649A (en) * 1967-12-28 1969-05-21 Du Pont Transition Fitting for Joining Metal Pipe To thermoplastic Pipe
US3583710A (en) * 1968-09-20 1971-06-08 Plastic Omnium Sa Joint for plastic tubes
DE1915033B2 (en) * 1969-03-25 1972-04-06 Vereinigte Deutsche Metallwerke Ag, 6000 Frankfurt PROCESS FOR MANUFACTURING NETWORKED SHAPED BODIES
US3975039A (en) * 1970-11-03 1976-08-17 Raychem Corporation Heat-recoverable members
USRE29054E (en) * 1970-12-02 1976-11-30 Apparatus for attaching a hot and cold water plumbing fixture to building water pipes
CH533794A (en) * 1970-12-21 1973-02-15 Gebert & Cie Welding socket for connecting plastic elements, in particular plastic pipes
US3788928A (en) * 1971-03-26 1974-01-29 Sloane Mfg Co R & G Method of forming a lap joint between tubular articles of thermoplastic material
CH532996A (en) * 1971-12-03 1973-01-31 Fischer Ag Georg Method and device for welding at least one saddle piece to the outer surface of a plastic pipe
NL161565C (en) * 1973-09-14 1980-02-15 Polva Nederland Bv BRANCHING FROM A PLASTIC HEADLINE TO A SERVICE LINE.
SE428596B (en) * 1975-04-09 1983-07-11 Raychem Corp DEVICE FOR CONNECTING SUBSTRATE EXV RODS INCLUDING A MEMORIAL METAL BODY
DE2352571C2 (en) * 1973-10-17 1975-06-12 Main-Gaswerke Ag, 6000 Frankfurt Connection of a gas pipeline made of polyethylene with a metal gas pipeline
US4050722A (en) * 1975-10-14 1977-09-27 Berger Industries, Inc. Joint for conduit
US3989787A (en) * 1975-07-28 1976-11-02 Phillips Petroleum Company Method of rotational molding a thermosetting article with a thermoplastic insert
US4070044A (en) * 1976-01-22 1978-01-24 Phillips Petroleum Company Polymer pipe connection and method to make it
US4256988A (en) * 1977-01-17 1981-03-17 Thorn Lighting Limited Incandescent halogen lamp with protective envelope coating
US4256333A (en) * 1977-03-10 1981-03-17 American Hospital Supply Corporation Solvent-bonded joint
JPS545218A (en) * 1977-06-14 1979-01-16 Mitsubishi Plastics Ind Ltd Branch saddle joint made of synthetic resin
US4257630A (en) * 1978-07-25 1981-03-24 The Goodyear Tire & Rubber Company Method and apparatus for splicing hose
ATE4971T1 (en) * 1979-04-05 1983-10-15 Brickhouse Dudley Plc METHOD OF JOINING THERMOPLASTIC PIPES AND PIPE JOINTS.
US4259988A (en) * 1979-09-17 1981-04-07 Avco Everett Research Laboratory, Inc. Vortex-diode check valve with flexible diaphragm
US4353355A (en) * 1979-11-13 1982-10-12 Sunglo Solar Ltd. Solar energy collectors
DD150643A1 (en) * 1980-05-08 1981-09-09 Joachim Donner HOT WATER DISTRIBUTION OF MODIFIED PLAST WITH FLEXIBLE LINE MANAGEMENT
FR2519578A1 (en) * 1981-07-01 1983-07-18 Sam Innovation Tech PLASTIC DEVICE FOR REALIZING PERFORATION IN A PLASTIC UNDERLYING ELEMENT, METHOD OF MANUFACTURING SUCH A DEVICE AND ITS IMPLEMENTATION FOR PERFORMING PIPELINE DERIVATIONS
US4465309A (en) * 1981-08-13 1984-08-14 Umac, Inc. Connecting or repair device
US4436988A (en) * 1982-03-01 1984-03-13 R & G Sloane Mfg. Co., Inc. Spiral bifilar welding sleeve
DE3323379A1 (en) * 1983-06-29 1985-01-03 Immanuel 3203 Sarstedt Jeschke Transition piece in a gas line
US5030487A (en) * 1984-04-04 1991-07-09 Raychem Corporation Heat recoverable article comprising conductive polymer compositions
NL8403462A (en) * 1984-11-13 1986-06-02 Arie De Jong METHOD FOR MANUFACTURING A CONNECTION FORM, IN PARTICULAR TAPER SEAT AND A CONNECTION FORMATION MADE ACCORDING TO THE METHOD
US5104468A (en) * 1984-11-13 1992-04-14 Riesselmann & Sohn Method of producing a molded connection piece and method for joining tube with molded connection piece
FR2574065B1 (en) * 1984-12-04 1987-05-07 Bouet Philippe ANTI-SCALE PROCESS AND ANTI-SCALE AGENT FOR IMPLEMENTING IT
US4631212A (en) * 1985-05-01 1986-12-23 Al-Ko Products, Inc. Manifold
GB8526235D0 (en) * 1985-10-24 1985-11-27 Glynwed Tubes & Fittings Electrofusion coupler
US4718698A (en) * 1985-11-08 1988-01-12 R. W. Lyall & Company, Inc. Apparatus and method of forming fusion welded butt joint between thermoplastic pipe sections
DE3604923C1 (en) * 1986-02-17 1986-12-18 Metzeler Kautschuk GmbH, 8000 München Molded hose branch, in particular for a motor vehicle cooling water hose
IT8648290A0 (en) * 1986-07-22 1986-07-22 Bonazelli Paolo POLYETHYLENE PIPE WITH BUILT-IN ELECTRIC RESISTANCE THERMO-SEALING SYSTEM
CH672014A5 (en) * 1986-08-29 1989-10-13 Fischer Ag Georg
FR2606487B1 (en) * 1986-11-07 1989-03-10 Silix POLYOLEFINIC RESIN TUBES FOR THE PRODUCTION OF PIPES, SLEEVES FOR THEIR ASSEMBLY AND METHOD FOR THEIR MANUFACTURE
US4927184A (en) * 1986-11-07 1990-05-22 Atochem Pipes base on polyolefin resin for manufacturing pipelines and couplings for assembling them
DE8801976U1 (en) * 1988-02-16 1988-04-07 Armaturenfabrik Hermann Voss Gmbh + Co, 5272 Wipperfuerth, De
GB8805911D0 (en) * 1988-03-12 1988-04-13 Victaulic Plc Process for jointing of polyolefin bodies
US4913183A (en) * 1988-04-12 1990-04-03 Schneider Metal Manufacturing Co. Thermo plastic carbonated water manifold and method of making same
US4906313A (en) * 1988-05-09 1990-03-06 R. W. Lyall & Company, Inc. Fusion weld method and assembly for forming a fusion welded joint between pipe sections
US4958857A (en) * 1989-01-30 1990-09-25 R&G Sloane Manufacturing Co. Welding seal assembly
GB8910070D0 (en) * 1989-05-03 1989-06-21 Fusion Plastics Ltd Electro-fusion fittings

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113300293A (en) * 2021-05-14 2021-08-24 陈扬仕 MPP cable pipe convenient to butt fusion installation

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EP0378406A2 (en) 1990-07-18
US5366253A (en) 1994-11-22
US5150922A (en) 1992-09-29
EP0585974A2 (en) 1994-03-09
US5375889A (en) 1994-12-27
EP0378406B1 (en) 1995-06-14
DE69019998D1 (en) 1995-07-20
EP0585974B1 (en) 1998-05-20
DE69019998T2 (en) 1995-11-16
ES2075877T3 (en) 1995-10-16
DE69032332T2 (en) 1999-01-07
CA2007520C (en) 2000-08-29
DE69032332D1 (en) 1998-06-25
ATE123860T1 (en) 1995-06-15
EP0378406A3 (en) 1991-06-12
ATE166442T1 (en) 1998-06-15
EP0585974A3 (en) 1996-02-07
DK0378406T3 (en) 1995-08-14

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