JPS53107787A - Pressure working apparatus - Google Patents

Pressure working apparatus

Info

Publication number
JPS53107787A
JPS53107787A JP2247877A JP2247877A JPS53107787A JP S53107787 A JPS53107787 A JP S53107787A JP 2247877 A JP2247877 A JP 2247877A JP 2247877 A JP2247877 A JP 2247877A JP S53107787 A JPS53107787 A JP S53107787A
Authority
JP
Japan
Prior art keywords
pressure working
working apparatus
hole
platw
accomplish
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
JP2247877A
Other languages
Japanese (ja)
Inventor
Koichi Takeda
Munechika Toda
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 JP2247877A priority Critical patent/JPS53107787A/en
Publication of JPS53107787A publication Critical patent/JPS53107787A/en
Pending legal-status Critical Current

Links

Landscapes

  • Press Drives And Press Lines (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

Abstract

PURPOSE: To accomplish in a single step to form in a platw stock a desired through-hole having a vertically projecting peripheral wall surrounding the through-hole by pressure working.
COPYRIGHT: (C)1978,JPO&Japio
JP2247877A 1977-03-02 1977-03-02 Pressure working apparatus Pending JPS53107787A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2247877A JPS53107787A (en) 1977-03-02 1977-03-02 Pressure working apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2247877A JPS53107787A (en) 1977-03-02 1977-03-02 Pressure working apparatus

Publications (1)

Publication Number Publication Date
JPS53107787A true JPS53107787A (en) 1978-09-20

Family

ID=12083818

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2247877A Pending JPS53107787A (en) 1977-03-02 1977-03-02 Pressure working apparatus

Country Status (1)

Country Link
JP (1) JPS53107787A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5865526A (en) * 1981-10-15 1983-04-19 Amada Co Ltd Press machine
EP1103317A2 (en) * 1999-11-26 2001-05-30 VAW Aluminium AG Method and apparatus for punching aluminium sheet metal parts

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5865526A (en) * 1981-10-15 1983-04-19 Amada Co Ltd Press machine
EP1103317A2 (en) * 1999-11-26 2001-05-30 VAW Aluminium AG Method and apparatus for punching aluminium sheet metal parts
EP1103317A3 (en) * 1999-11-26 2002-02-06 VAW Aluminium AG Method and apparatus for punching aluminium sheet metal parts

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