JPH0551374B2 - - Google Patents

Info

Publication number
JPH0551374B2
JPH0551374B2 JP11456886A JP11456886A JPH0551374B2 JP H0551374 B2 JPH0551374 B2 JP H0551374B2 JP 11456886 A JP11456886 A JP 11456886A JP 11456886 A JP11456886 A JP 11456886A JP H0551374 B2 JPH0551374 B2 JP H0551374B2
Authority
JP
Japan
Prior art keywords
bellows
cylinders
manufacturing
oval
elliptical
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 - Lifetime
Application number
JP11456886A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62275527A (ja
Inventor
Kenichi Okada
Hiroshi Asao
Keiichi Nakamura
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.)
Hitachi Ltd
Original Assignee
Hitachi 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.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP11456886A priority Critical patent/JPS62275527A/ja
Priority to US07/051,697 priority patent/US4827747A/en
Priority to DE87107412T priority patent/DE3788305T2/de
Priority to EP87107412A priority patent/EP0250838B1/en
Publication of JPS62275527A publication Critical patent/JPS62275527A/ja
Publication of JPH0551374B2 publication Critical patent/JPH0551374B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
JP11456886A 1986-05-21 1986-05-21 ベロ−ズ製造方法 Granted JPS62275527A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP11456886A JPS62275527A (ja) 1986-05-21 1986-05-21 ベロ−ズ製造方法
US07/051,697 US4827747A (en) 1986-05-21 1987-05-20 Method for producing a bellows with oval cross section and apparatus for carrying out the method
DE87107412T DE3788305T2 (de) 1986-05-21 1987-05-21 Verfahren zum Herstellen von Faltenbälgen mit elliptscher, eiformiger, aus zwei gleichen mit parallelen Geraden verbundenen Halbkreisen geformter, nicht kreisförmig ringförmiger oder abgerundet polygonaler Querschnittsform.
EP87107412A EP0250838B1 (en) 1986-05-21 1987-05-21 Method for producing a bellows with a cross section of elliptical, egg-shaped, shaped as two equal semicircles connected by two parallel straight lines, non circular ring or polygonal roundes form.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11456886A JPS62275527A (ja) 1986-05-21 1986-05-21 ベロ−ズ製造方法

Publications (2)

Publication Number Publication Date
JPS62275527A JPS62275527A (ja) 1987-11-30
JPH0551374B2 true JPH0551374B2 (en]) 1993-08-02

Family

ID=14641077

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11456886A Granted JPS62275527A (ja) 1986-05-21 1986-05-21 ベロ−ズ製造方法

Country Status (1)

Country Link
JP (1) JPS62275527A (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5711177A (en) * 1996-06-27 1998-01-27 Toyota Jidosha Kabushiki Kaisha Method for corrugating a metallic pipe

Also Published As

Publication number Publication date
JPS62275527A (ja) 1987-11-30

Similar Documents

Publication Publication Date Title
US4827747A (en) Method for producing a bellows with oval cross section and apparatus for carrying out the method
JP3901551B2 (ja) パイプラック成形方法及び装置
IT1240233B (it) Procedimento per la realizzazione di elementi monolitici cavi in materiale metallico
JPH0788566A (ja) コルゲートチューブ成形方法とその装置
US3720088A (en) Split collet crimper
JPS5577934A (en) Bending liquid pressure forming method for thin-walled tube
CN114260327B (zh) 径向连续挤压制备轴向变截面管材的方法
JPH0551374B2 (en])
HU191171B (en) Method for flexible material forming
JPS63144827A (ja) 鍔付き中空軸の製造方法
JP2851561B2 (ja) 金属管の曲げ加工方法及びその装置
KR100275584B1 (ko) 전자동 인발가공시스템의 금형장치
CN221515631U (zh) 一种用于方管冷拔的液压顶料装置
JP2005288532A (ja) ハイドロフォーム加工方法
GB2219541A (en) Expanding a tubular metal body
JPS63256227A (ja) 楕円形ベロ−ズの製造方法
US4377942A (en) Method of bending metal sheet
JPS6026618B2 (ja) 金属管端部の据込加工方法
DE3943368A1 (de) Verfahren und vorrichtung zum herstellen eines faltenbalg- oder wellrohrs
EP0323456B1 (en) Process and apparatus for the cold shaping of pipes or fittings, and articles thus obtained
CN217412196U (zh) 一种便于对五金件固定的冲压装置
CN216729133U (zh) 一种异形多步成型模具
JPH10230318A (ja) 中空部材の製造方法
CN211191687U (zh) 车用流体金属管成型模具
JPH1029031A (ja) 押出し鍛造加工方法