JPS525662A - Method of and apparatus for producing spiral spring - Google Patents

Method of and apparatus for producing spiral spring

Info

Publication number
JPS525662A
JPS525662A JP8219875A JP8219875A JPS525662A JP S525662 A JPS525662 A JP S525662A JP 8219875 A JP8219875 A JP 8219875A JP 8219875 A JP8219875 A JP 8219875A JP S525662 A JPS525662 A JP S525662A
Authority
JP
Japan
Prior art keywords
spiral spring
producing spiral
producing
spring
spiral
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
JP8219875A
Other languages
Japanese (ja)
Inventor
Hiroaki Koo
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.)
Sanwa Kousan Co Ltd
Original Assignee
Sanwa Kousan 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 Sanwa Kousan Co Ltd filed Critical Sanwa Kousan Co Ltd
Priority to JP8219875A priority Critical patent/JPS525662A/en
Publication of JPS525662A publication Critical patent/JPS525662A/en
Pending legal-status Critical Current

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  • Springs (AREA)
JP8219875A 1975-07-03 1975-07-03 Method of and apparatus for producing spiral spring Pending JPS525662A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8219875A JPS525662A (en) 1975-07-03 1975-07-03 Method of and apparatus for producing spiral spring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8219875A JPS525662A (en) 1975-07-03 1975-07-03 Method of and apparatus for producing spiral spring

Publications (1)

Publication Number Publication Date
JPS525662A true JPS525662A (en) 1977-01-17

Family

ID=13767718

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8219875A Pending JPS525662A (en) 1975-07-03 1975-07-03 Method of and apparatus for producing spiral spring

Country Status (1)

Country Link
JP (1) JPS525662A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS573828A (en) * 1980-06-11 1982-01-09 Nippon Valqua Ind Ltd Production of clutch facing
JPS5940018A (en) * 1982-08-31 1984-03-05 Hitachi Chem Co Ltd Clutch facing with improved judder resistance and corrosion resistance
JPS61276719A (en) * 1985-05-10 1986-12-06 フレツクシタリツク　リミテツド Method and device for manufacturing vortex type gasket
JPH02186138A (en) * 1989-01-06 1990-07-20 Mori Zenmai Kogyo Kk Power spring and manufacture thereof
CN107486515A (en) * 2016-06-10 2017-12-19 尼瓦洛克斯-法尔股份有限公司 Method for roll-in clock and watch mainspring barrel

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4885471A (en) * 1972-02-18 1973-11-13

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4885471A (en) * 1972-02-18 1973-11-13

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS573828A (en) * 1980-06-11 1982-01-09 Nippon Valqua Ind Ltd Production of clutch facing
JPS5940018A (en) * 1982-08-31 1984-03-05 Hitachi Chem Co Ltd Clutch facing with improved judder resistance and corrosion resistance
JPS61276719A (en) * 1985-05-10 1986-12-06 フレツクシタリツク　リミテツド Method and device for manufacturing vortex type gasket
JPH02186138A (en) * 1989-01-06 1990-07-20 Mori Zenmai Kogyo Kk Power spring and manufacture thereof
CN107486515A (en) * 2016-06-10 2017-12-19 尼瓦洛克斯-法尔股份有限公司 Method for roll-in clock and watch mainspring barrel
CN107486515B (en) * 2016-06-10 2019-06-28 尼瓦洛克斯-法尔股份有限公司 Method for roll-in clock and watch mainspring barrel

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