DE3376531D1 - Method of manufacturing metallic bent pipe - Google Patents

Method of manufacturing metallic bent pipe

Info

Publication number: DE3376531D1
Authority: DE; Germany
Prior art keywords: bent pipe; manufacturing metallic; metallic bent; manufacturing; pipe
Prior art date: 1982-09-03
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

DE8383108676T

Other languages

English (en)

Inventor

Yasuo Watanabe

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.)

Dai Ichi High Frequency Co Ltd

Original Assignee

Dai Ichi High Frequency Co Ltd

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.)

1982-09-03

Filing date

1983-09-02

Publication date

1988-06-16

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=15545175&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3376531(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1983-09-02 Application filed by Dai Ichi High Frequency Co Ltd filed Critical Dai Ichi High Frequency Co Ltd

1988-06-16 Application granted granted Critical

1988-06-16 Publication of DE3376531D1 publication Critical patent/DE3376531D1/de

Status Expired legal-status Critical Current

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
- B21D7/024—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member
- B21D7/025—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member and pulling or pushing the ends of the work

DE8383108676T 1982-09-03 1983-09-02 Method of manufacturing metallic bent pipe Expired DE3376531D1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP57152655A JPS6044054B2 (ja)	1982-09-03	1982-09-03	金属曲管の製造方法

Publications (1)

Publication Number	Publication Date
DE3376531D1 true DE3376531D1 (en)	1988-06-16

Family

ID=15545175

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE8383108676T Expired DE3376531D1 (en)	1982-09-03	1983-09-02	Method of manufacturing metallic bent pipe

Country Status (7)

Country	Link
US (1)	US4479372A (de)
EP (1)	EP0102630B1 (de)
JP (1)	JPS6044054B2 (de)
AU (1)	AU553990B2 (de)
CA (1)	CA1213421A (de)
DE (1)	DE3376531D1 (de)
SU (1)	SU1360576A3 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS62192213A (ja) *	1986-02-17	1987-08-22	Hokuriku Kenko Kk	彎曲形鋼の製造方法
JPH0363151U (de) *	1989-10-25	1991-06-20
US6612143B1 (en) *	2001-04-13	2003-09-02	Orametrix, Inc.	Robot and method for bending orthodontic archwires and other medical devices
JP5162102B2 (ja) *	2006-05-10	2013-03-13	新日鐵住金株式会社	異形管の曲げ加工方法およびその曲げ加工装置、並びにそれらを用いた曲げ加工製品
JP6245358B2 (ja) *	2014-05-27	2017-12-13	新日鐵住金株式会社	曲げ部材の製造方法と鋼材の熱間曲げ加工装置
CA3039456A1 (en)	2016-10-05	2018-04-12	Nippon Steel Corporation	Manufacturing method and manufacturing apparatus for press-formed article
CN115815367B (zh) *	2023-02-07	2023-05-05	江苏新恒基特种装备股份有限公司	一种基于成型参数的弯管壁厚质量预测方法和系统

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2286893A (en) *	1937-08-23	1942-06-16	Pont A Mousson Fond	Apparatus and method for bending pipes, bars, plates, and like pieces
JPS518159A (en) *	1974-07-11	1976-01-22	Nippon Steel Corp	Kyokukanno seizoho
DE2559694C3 (de) *	1974-07-23	1985-08-01	Daiichi Koshuha Kogyo K.K., Tokyo	Vorrichtung zum Warmbiegen von Metallrohren
US3958438A (en) *	1974-10-04	1976-05-25	Boris Stepanovich Somov	Apparatus for bending pipes with heating of the bending zone
US4006621A (en) *	1975-05-27	1977-02-08	Evgeny Nikolaevich Moshnin	Pipe bending machine
DE2546695B2 (de) *	1975-10-17	1979-10-31	Daiichi Koshuha Kogyo K.K., Tokio	Vorrichtung zum kontinuierlichen Biegen von langgestreckten Werkstücken
NL165667C (nl) *	1976-09-03	1981-05-15	Cojafex	Werkwijze en inrichting voor het continu voortschrijdend buigen van langgerekte voorwerpen, zoals buizen.
SE7805811L (sv) *	1977-05-31	1978-12-01	Prvni Brnenska Strojirna	Anordning for bockning av ror
NL7806051A (nl) *	1977-06-22	1978-12-28	Daiichi Koshuha Kogyo Kk	Werkwijze en inrichting voor het buigen van lange stukken metaal.
JPS5645220A (en) *	1979-09-21	1981-04-24	Dai Ichi High Frequency Co Ltd	Bending method for metallic pipe

1982
- 1982-09-03 JP JP57152655A patent/JPS6044054B2/ja not_active Expired
1983
- 1983-08-12 US US06/522,586 patent/US4479372A/en not_active Expired - Fee Related
- 1983-08-24 AU AU18381/83A patent/AU553990B2/en not_active Ceased
- 1983-08-29 CA CA000435510A patent/CA1213421A/en not_active Expired
- 1983-09-02 SU SU833640893A patent/SU1360576A3/ru active
- 1983-09-02 EP EP83108676A patent/EP0102630B1/de not_active Expired
- 1983-09-02 DE DE8383108676T patent/DE3376531D1/de not_active Expired

Also Published As

Publication number	Publication date
AU1838183A (en)	1984-03-08
US4479372A (en)	1984-10-30
EP0102630B1 (de)	1988-05-11
EP0102630A2 (de)	1984-03-14
EP0102630A3 (en)	1984-04-25
JPS5942133A (ja)	1984-03-08
AU553990B2 (en)	1986-07-31
CA1213421A (en)	1986-11-04
SU1360576A3 (ru)	1987-12-15
JPS6044054B2 (ja)	1985-10-01

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Legal Events

Date	Code	Title	Description
1989-05-03	8363	Opposition against the patent
1991-12-12	8331	Complete revocation