JPS536917A - Shape improvement of bent pipe - Google Patents

Shape improvement of bent pipe

Info

Publication number
JPS536917A
JPS536917A JP8083676A JP8083676A JPS536917A JP S536917 A JPS536917 A JP S536917A JP 8083676 A JP8083676 A JP 8083676A JP 8083676 A JP8083676 A JP 8083676A JP S536917 A JPS536917 A JP S536917A
Authority
JP
Japan
Prior art keywords
bent pipe
pipe
shape improvement
shape
improvement
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.)
Pending
Application number
JP8083676A
Other languages
Japanese (ja)
Inventor
Masahiro Yamauchi
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Priority to JP8083676A priority Critical patent/JPS536917A/en
Publication of JPS536917A publication Critical patent/JPS536917A/en
Pending legal-status Critical Current

Links

Landscapes

  • Branch Pipes, Bends, And The Like (AREA)

Abstract

PURPOSE: To provide a rugged part in a fixed shape on the bending inside of a pipe surface in the bending process of thin pipe materials with pipe-coefficient smaller than 20 for prmotion of pipe strength and life.
COPYRIGHT: (C)1978,JPO&Japio
JP8083676A 1976-07-09 1976-07-09 Shape improvement of bent pipe Pending JPS536917A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8083676A JPS536917A (en) 1976-07-09 1976-07-09 Shape improvement of bent pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8083676A JPS536917A (en) 1976-07-09 1976-07-09 Shape improvement of bent pipe

Publications (1)

Publication Number Publication Date
JPS536917A true JPS536917A (en) 1978-01-21

Family

ID=13729457

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8083676A Pending JPS536917A (en) 1976-07-09 1976-07-09 Shape improvement of bent pipe

Country Status (1)

Country Link
JP (1) JPS536917A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB978813A (en) * 1962-02-05 1964-12-23 Calumet & Hecla Conduit fittings and methods of forming them

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB978813A (en) * 1962-02-05 1964-12-23 Calumet & Hecla Conduit fittings and methods of forming them

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