JPS5439287A - Method of press-punching lead and lead alloy - Google Patents

Method of press-punching lead and lead alloy

Info

Publication number
JPS5439287A
JPS5439287A JP10562477A JP10562477A JPS5439287A JP S5439287 A JPS5439287 A JP S5439287A JP 10562477 A JP10562477 A JP 10562477A JP 10562477 A JP10562477 A JP 10562477A JP S5439287 A JPS5439287 A JP S5439287A
Authority
JP
Japan
Prior art keywords
lead
punching
press
alloy
lead alloy
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
JP10562477A
Other languages
Japanese (ja)
Inventor
Yuichi Suzuki
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.)
Furukawa Electric Co Ltd
Original Assignee
Furukawa Electric Co 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 Furukawa Electric Co Ltd filed Critical Furukawa Electric Co Ltd
Priority to JP10562477A priority Critical patent/JPS5439287A/en
Publication of JPS5439287A publication Critical patent/JPS5439287A/en
Pending legal-status Critical Current

Links

Landscapes

  • Punching Or Piercing (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

Abstract

PURPOSE: To make it possible to effect punching by ordinary press punching on a lead or lead alloy plate having a thickness of between 0.4mm and 5.0mm, by selecting the pitch of the punched bore to be 0.3 to 1.0 time as large the plate thickness.
COPYRIGHT: (C)1979,JPO&Japio
JP10562477A 1977-09-02 1977-09-02 Method of press-punching lead and lead alloy Pending JPS5439287A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10562477A JPS5439287A (en) 1977-09-02 1977-09-02 Method of press-punching lead and lead alloy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10562477A JPS5439287A (en) 1977-09-02 1977-09-02 Method of press-punching lead and lead alloy

Publications (1)

Publication Number Publication Date
JPS5439287A true JPS5439287A (en) 1979-03-26

Family

ID=14412635

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10562477A Pending JPS5439287A (en) 1977-09-02 1977-09-02 Method of press-punching lead and lead alloy

Country Status (1)

Country Link
JP (1) JPS5439287A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007529324A (en) * 2004-03-15 2007-10-25 テック コミンコ メタルズ リミテッド Continuous rotary drilling method and apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007529324A (en) * 2004-03-15 2007-10-25 テック コミンコ メタルズ リミテッド Continuous rotary drilling method and apparatus

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