JPS6343605B2 - - Google Patents

Info

Publication number
JPS6343605B2
JPS6343605B2 JP55046255A JP4625580A JPS6343605B2 JP S6343605 B2 JPS6343605 B2 JP S6343605B2 JP 55046255 A JP55046255 A JP 55046255A JP 4625580 A JP4625580 A JP 4625580A JP S6343605 B2 JPS6343605 B2 JP S6343605B2
Authority
JP
Japan
Prior art keywords
thread
incomplete
forming
die
effective diameter
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
JP55046255A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56143813A (en
Inventor
Tetsuya Akashi
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.)
Topura Co Ltd
Original Assignee
Topura 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 Topura Co Ltd filed Critical Topura Co Ltd
Priority to JP4625580A priority Critical patent/JPS56143813A/ja
Publication of JPS56143813A publication Critical patent/JPS56143813A/ja
Publication of JPS6343605B2 publication Critical patent/JPS6343605B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Forging (AREA)
JP4625580A 1980-04-10 1980-04-10 Loosening-proof screw Granted JPS56143813A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4625580A JPS56143813A (en) 1980-04-10 1980-04-10 Loosening-proof screw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4625580A JPS56143813A (en) 1980-04-10 1980-04-10 Loosening-proof screw

Publications (2)

Publication Number Publication Date
JPS56143813A JPS56143813A (en) 1981-11-09
JPS6343605B2 true JPS6343605B2 (cs) 1988-08-31

Family

ID=12742066

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4625580A Granted JPS56143813A (en) 1980-04-10 1980-04-10 Loosening-proof screw

Country Status (1)

Country Link
JP (1) JPS56143813A (cs)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6338714A (ja) * 1986-08-01 1988-02-19 株式会社　冨士精密製作所 ロツクボルト
JP3999435B2 (ja) * 2000-03-09 2007-10-31 株式会社コベフォージ 鉄筋の継ぎ手構造

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52149550A (en) * 1976-06-07 1977-12-12 Hiroshi Kajino Nonnreturn bolt
JPS5759143Y2 (cs) * 1978-07-10 1982-12-17

Also Published As

Publication number Publication date
JPS56143813A (en) 1981-11-09

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