JPS6261370B2 - - Google Patents

Info

Publication number
JPS6261370B2
JPS6261370B2 JP53009270A JP927078A JPS6261370B2 JP S6261370 B2 JPS6261370 B2 JP S6261370B2 JP 53009270 A JP53009270 A JP 53009270A JP 927078 A JP927078 A JP 927078A JP S6261370 B2 JPS6261370 B2 JP S6261370B2
Authority
JP
Japan
Prior art keywords
hole
core metal
plate material
plate
punching
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
JP53009270A
Other languages
English (en)
Japanese (ja)
Other versions
JPS54104092A (en
Inventor
Keiichi Nakamura
Kunio Fukami
Tatsuo Nakane
Izumi Ochiai
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 JP927078A priority Critical patent/JPS54104092A/ja
Publication of JPS54104092A publication Critical patent/JPS54104092A/ja
Publication of JPS6261370B2 publication Critical patent/JPS6261370B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Punching Or Piercing (AREA)
JP927078A 1978-02-01 1978-02-01 Improvement of punching accuracy Granted JPS54104092A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP927078A JPS54104092A (en) 1978-02-01 1978-02-01 Improvement of punching accuracy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP927078A JPS54104092A (en) 1978-02-01 1978-02-01 Improvement of punching accuracy

Publications (2)

Publication Number Publication Date
JPS54104092A JPS54104092A (en) 1979-08-15
JPS6261370B2 true JPS6261370B2 (enrdf_load_stackoverflow) 1987-12-21

Family

ID=11715752

Family Applications (1)

Application Number Title Priority Date Filing Date
JP927078A Granted JPS54104092A (en) 1978-02-01 1978-02-01 Improvement of punching accuracy

Country Status (1)

Country Link
JP (1) JPS54104092A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5791829A (en) * 1980-11-26 1982-06-08 Anritsu Corp Turret punch press machine
DE20314580U1 (de) * 2003-03-03 2004-08-05 Schott Glas Metall-Fixiermaterial-Durchführung
FR2876928B1 (fr) 2004-10-21 2007-01-26 Plastic Omnium Cie Procede de fabrication d'une piece peinte en matiere plastique pour l'industrie automobile, comportant un orifice ayant une embouchure rayonnee et piece ainsi obtenue
JP5392168B2 (ja) * 2010-04-05 2014-01-22 新日鐵住金株式会社 コイニング加工方法及びその装置
DE102013100420A1 (de) * 2013-01-16 2014-07-17 Rehau Ag + Co Verfahren zur Herstellung eines polymeren Kfz-Bauteils

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5431033U (enrdf_load_stackoverflow) * 1977-08-03 1979-03-01

Also Published As

Publication number Publication date
JPS54104092A (en) 1979-08-15

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