JPH0215291B2 - - Google Patents

Info

Publication number
JPH0215291B2
JPH0215291B2 JP6353085A JP6353085A JPH0215291B2 JP H0215291 B2 JPH0215291 B2 JP H0215291B2 JP 6353085 A JP6353085 A JP 6353085A JP 6353085 A JP6353085 A JP 6353085A JP H0215291 B2 JPH0215291 B2 JP H0215291B2
Authority
JP
Japan
Prior art keywords
bending
compression
tube
processed
die
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
JP6353085A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61222634A (ja
Inventor
Hiroyuki Tateishi
Tomoyoshi 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 JP6353085A priority Critical patent/JPS61222634A/ja
Publication of JPS61222634A publication Critical patent/JPS61222634A/ja
Publication of JPH0215291B2 publication Critical patent/JPH0215291B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Bending Of Plates, Rods, And Pipes (AREA)
JP6353085A 1985-03-29 1985-03-29 管の小r曲げ減肉抑制方法および装置 Granted JPS61222634A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6353085A JPS61222634A (ja) 1985-03-29 1985-03-29 管の小r曲げ減肉抑制方法および装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6353085A JPS61222634A (ja) 1985-03-29 1985-03-29 管の小r曲げ減肉抑制方法および装置

Publications (2)

Publication Number Publication Date
JPS61222634A JPS61222634A (ja) 1986-10-03
JPH0215291B2 true JPH0215291B2 (enrdf_load_stackoverflow) 1990-04-11

Family

ID=13231861

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6353085A Granted JPS61222634A (ja) 1985-03-29 1985-03-29 管の小r曲げ減肉抑制方法および装置

Country Status (1)

Country Link
JP (1) JPS61222634A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007319916A (ja) * 2006-06-05 2007-12-13 Jfe Steel Kk パイプの曲げ加工方法および装置
WO2008096449A1 (ja) * 2007-02-09 2008-08-14 Daikin Industries, Ltd. 曲げ加工方法および曲げ加工装置
JP2020175393A (ja) * 2019-04-15 2020-10-29 日本製鉄株式会社 金属製曲管製造方法

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5142895A (en) * 1989-05-15 1992-09-01 Amana Refrigeration, Inc. Method for bending tubes
JP3725842B2 (ja) 2002-03-15 2005-12-14 カルソニックカンセイ株式会社 パイプ曲げ加工装置およびパイプ曲げ加工方法
KR20230132802A (ko) 2021-01-18 2023-09-18 벌티모어 에어코일 컴파니 인코포레이티드 통제된 주름 굽힘부들을 구비한 간접식 열교환기 압력용기
USD1078948S1 (en) 2021-01-18 2025-06-10 Baltimore Aircoil Company, Inc. Indirect heat exchanger tube controlled wrinkle bend
CN114346026B (zh) * 2022-01-06 2023-05-09 南昌航空大学 一种推弯装置
CN115722564B (zh) * 2022-10-11 2024-01-30 南通东方科技有限公司 适用于大型挖掘机配件的加工设备

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007319916A (ja) * 2006-06-05 2007-12-13 Jfe Steel Kk パイプの曲げ加工方法および装置
WO2008096449A1 (ja) * 2007-02-09 2008-08-14 Daikin Industries, Ltd. 曲げ加工方法および曲げ加工装置
JP2020175393A (ja) * 2019-04-15 2020-10-29 日本製鉄株式会社 金属製曲管製造方法

Also Published As

Publication number Publication date
JPS61222634A (ja) 1986-10-03

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term