JPS61222634A - 管の小ｒ曲げ減肉抑制方法および装置 - Google Patents

管の小ｒ曲げ減肉抑制方法および装置

Info

Publication number
JPS61222634A
JPS61222634A JP6353085A JP6353085A JPS61222634A JP S61222634 A JPS61222634 A JP S61222634A JP 6353085 A JP6353085 A JP 6353085A JP 6353085 A JP6353085 A JP 6353085A JP S61222634 A JPS61222634 A JP S61222634A
Authority
JP
Japan
Prior art keywords
bending
compression
small radius
aluminum tube
wall thinning
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
JP6353085A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0215291B2 (enrdf_load_stackoverflow
Inventor
Hiroyuki Tateishi
立石　廣行
Tomoyoshi Nakamura
知義 中村
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 true JPS61222634A (ja) 1986-10-03
JPH0215291B2 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 (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
US7032422B2 (en) 2002-03-15 2006-04-25 Calsonic Kansei Corporation Pipe bending processing apparatus and pipe bending processing method
CN114346026A (zh) * 2022-01-06 2022-04-15 南昌航空大学 一种推弯装置
CN115722564A (zh) * 2022-10-11 2023-03-03 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
USD1078948S1 (en) 2021-01-18 2025-06-10 Baltimore Aircoil Company, Inc. Indirect heat exchanger tube controlled wrinkle bend
US12392562B2 (en) 2021-01-18 2025-08-19 Baltimore Aircoil Company, Inc. Indirect heat exchanger pressure vessel with controlled wrinkle bends

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4993951B2 (ja) * 2006-06-05 2012-08-08 Ｊｆｅスチール株式会社 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
JP7163854B2 (ja) * 2019-04-15 2022-11-01 日本製鉄株式会社 金属製曲管製造方法

Cited By (8)

* 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
US7032422B2 (en) 2002-03-15 2006-04-25 Calsonic Kansei Corporation Pipe bending processing apparatus and pipe bending processing method
USD1078948S1 (en) 2021-01-18 2025-06-10 Baltimore Aircoil Company, Inc. Indirect heat exchanger tube controlled wrinkle bend
US12392562B2 (en) 2021-01-18 2025-08-19 Baltimore Aircoil Company, Inc. Indirect heat exchanger pressure vessel with controlled wrinkle bends
CN114346026A (zh) * 2022-01-06 2022-04-15 南昌航空大学 一种推弯装置
CN114346026B (zh) * 2022-01-06 2023-05-09 南昌航空大学 一种推弯装置
CN115722564A (zh) * 2022-10-11 2023-03-03 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
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

Also Published As

Publication number Publication date
JPH0215291B2 (enrdf_load_stackoverflow) 1990-04-11

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term