JPS54142113A - Production of coil spring - Google Patents

Production of coil spring

Info

Publication number
JPS54142113A
JPS54142113A JP4993078A JP4993078A JPS54142113A JP S54142113 A JPS54142113 A JP S54142113A JP 4993078 A JP4993078 A JP 4993078A JP 4993078 A JP4993078 A JP 4993078A JP S54142113 A JPS54142113 A JP S54142113A
Authority
JP
Japan
Prior art keywords
production
coil spring
coil
spring
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.)
Granted
Application number
JP4993078A
Other languages
Japanese (ja)
Other versions
JPS5913568B2 (en
Inventor
Toshio Hijikata
Kazuhiro Kawasaki
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.)
Koshuha Netsuren KK
Original Assignee
Koshuha Netsuren KK
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 Koshuha Netsuren KK filed Critical Koshuha Netsuren KK
Priority to JP4993078A priority Critical patent/JPS5913568B2/en
Priority to DE2917287A priority patent/DE2917287C2/en
Priority to GB7914823A priority patent/GB2023668B/en
Priority to FR7910943A priority patent/FR2424324B1/en
Publication of JPS54142113A publication Critical patent/JPS54142113A/en
Priority to US06/224,625 priority patent/US4336081A/en
Priority to US06/368,847 priority patent/US4407683A/en
Publication of JPS5913568B2 publication Critical patent/JPS5913568B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Wire Processing (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)
JP4993078A 1978-04-28 1978-04-28 Manufacturing method for cold-formed coil springs Expired JPS5913568B2 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP4993078A JPS5913568B2 (en) 1978-04-28 1978-04-28 Manufacturing method for cold-formed coil springs
DE2917287A DE2917287C2 (en) 1978-04-28 1979-04-27 Process for the manufacture of coil springs, torsion bars or the like from spring steel wire
GB7914823A GB2023668B (en) 1978-04-28 1979-04-27 Steel for cold plastic working
FR7910943A FR2424324B1 (en) 1978-04-28 1979-04-27 STEEL FOR COLD PLASTIC SHAPING AND HEAT TREATMENT PROMOTING THIS DEFORMATION
US06/224,625 US4336081A (en) 1978-04-28 1981-01-12 Process of preparing steel coil spring
US06/368,847 US4407683A (en) 1978-04-28 1982-04-15 Steel for cold plastic working

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4993078A JPS5913568B2 (en) 1978-04-28 1978-04-28 Manufacturing method for cold-formed coil springs

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP10426883A Division JPS5964717A (en) 1983-06-13 1983-06-13 Cold-formed coil spring

Publications (2)

Publication Number Publication Date
JPS54142113A true JPS54142113A (en) 1979-11-06
JPS5913568B2 JPS5913568B2 (en) 1984-03-30

Family

ID=12844724

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4993078A Expired JPS5913568B2 (en) 1978-04-28 1978-04-28 Manufacturing method for cold-formed coil springs

Country Status (1)

Country Link
JP (1) JPS5913568B2 (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59193218A (en) * 1983-04-15 1984-11-01 Nippon Bed Seizo Kk Preparation of coil spring for mattress
JPS61217525A (en) * 1985-03-25 1986-09-27 Nhk Spring Co Ltd Manufacture of coil spring
JPH0841533A (en) * 1994-07-28 1996-02-13 Togo Seisakusho:Kk Production of coil spring
JP2008190042A (en) * 2008-02-22 2008-08-21 Chuo Spring Co Ltd Cold-formed spring having high fatigue strength and high corrosion fatigue strength
JP2019007081A (en) * 2013-03-12 2019-01-17 本田技研工業株式会社 Production method of spring steel wire

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59193218A (en) * 1983-04-15 1984-11-01 Nippon Bed Seizo Kk Preparation of coil spring for mattress
JPS61217525A (en) * 1985-03-25 1986-09-27 Nhk Spring Co Ltd Manufacture of coil spring
JPH0841533A (en) * 1994-07-28 1996-02-13 Togo Seisakusho:Kk Production of coil spring
JP2008190042A (en) * 2008-02-22 2008-08-21 Chuo Spring Co Ltd Cold-formed spring having high fatigue strength and high corrosion fatigue strength
JP2019007081A (en) * 2013-03-12 2019-01-17 本田技研工業株式会社 Production method of spring steel wire

Also Published As

Publication number Publication date
JPS5913568B2 (en) 1984-03-30

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