CA913319A - Foam cushion and method of making same - Google Patents

Foam cushion and method of making same

Info

Publication number
CA913319A
CA913319A CA913319A CA913319DA CA913319A CA 913319 A CA913319 A CA 913319A CA 913319 A CA913319 A CA 913319A CA 913319D A CA913319D A CA 913319DA CA 913319 A CA913319 A CA 913319A
Authority
CA
Canada
Prior art keywords
making same
foam cushion
cushion
foam
making
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.)
Expired
Application number
CA913319A
Inventor
B. Morgan Gordon
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.)
Individual
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA913319A publication Critical patent/CA913319A/en
Expired 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
    • B29C44/18—Filling preformed cavities
    • B29C44/182—Filling flexible bags not having a particular shape
    • B29C44/184—Filling flexible bags not having a particular shape and inserting the bags into preformed cavities
    • B29C44/185—Starting the expansion after rupturing or dissolving the bag
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/56—After-treatment of articles, e.g. for altering the shape
CA913319A 1969-12-22 1969-12-22 Foam cushion and method of making same Expired CA913319A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA70465 1969-12-22

Publications (1)

Publication Number Publication Date
CA913319A true CA913319A (en) 1972-10-31

Family

ID=4086087

Family Applications (1)

Application Number Title Priority Date Filing Date
CA913319A Expired CA913319A (en) 1969-12-22 1969-12-22 Foam cushion and method of making same

Country Status (1)

Country Link
CA (1) CA913319A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4269890A (en) * 1977-10-25 1981-05-26 Daimler-Benz Aktiengesellschaft Process and apparatus for introducing foam into automobile body cavities
EP1356911A2 (en) * 2002-04-26 2003-10-29 L & L Products Inc. Insertable barrier and chamber system for reinforcement of structural members
US6926784B2 (en) 2000-08-03 2005-08-09 L & L Products, Inc. Sound absorption system for automotive vehicles
US7484946B2 (en) 2005-08-19 2009-02-03 Zephyros, Inc. Method and assembly for locating material within a structure
US8128780B2 (en) 2002-04-30 2012-03-06 Zephyros, Inc. Reinforcement system utilizing a hollow carrier
USRE44796E1 (en) 2000-06-12 2014-03-11 Zephyros, Inc. Bladder system for reinforcing a portion of a longitudinal structure

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4269890A (en) * 1977-10-25 1981-05-26 Daimler-Benz Aktiengesellschaft Process and apparatus for introducing foam into automobile body cavities
USRE44796E1 (en) 2000-06-12 2014-03-11 Zephyros, Inc. Bladder system for reinforcing a portion of a longitudinal structure
US6926784B2 (en) 2000-08-03 2005-08-09 L & L Products, Inc. Sound absorption system for automotive vehicles
EP1356911A2 (en) * 2002-04-26 2003-10-29 L & L Products Inc. Insertable barrier and chamber system for reinforcement of structural members
EP1356911A3 (en) * 2002-04-26 2004-05-26 L & L Products Inc. Insertable barrier and chamber system for reinforcement of structural members
US8128780B2 (en) 2002-04-30 2012-03-06 Zephyros, Inc. Reinforcement system utilizing a hollow carrier
US7484946B2 (en) 2005-08-19 2009-02-03 Zephyros, Inc. Method and assembly for locating material within a structure

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