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Publication numberDE2924603 A1
Publication typeApplication
Application numberDE19792924603
Publication date21 Aug 1980
Filing date19 Jun 1979
Priority date19 Feb 1979
Also published asDE2924603C2, US4289004
Publication number19792924603, 792924603, DE 2924603 A1, DE 2924603A1, DE-A1-2924603, DE19792924603, DE2924603 A1, DE2924603A1, DE792924603
InventorsReijiro Itaya
ApplicantItaya Seisakusho
Export CitationBiBTeX, EndNote, RefMan
External Links: DPMA, Espacenet
Vorrichtung zur herstellung von schraubenfedern An apparatus for producing coil springs translated from German
DE 2924603 A1
Abstract  available in
Description  available in
Claims  available in
Patent Citations
Cited PatentFiling datePublication dateApplicantTitle
DE1752891B2 *31 Jul 196818 Jul 1974Hoesch Werke Ag, 4600 DortmundTitle not available
DE1993530U *25 May 196812 Sep 1968Proll & LohmannVorrichtung zum wickeln von schraubenfedern.
DE2643799A1 *29 Sep 197614 Apr 1977Bader Ltd AlfredMaschine zum wickeln einer spule
DE2715740A1 *7 Apr 197713 Oct 1977Nhk Spring Co LtdNumerisch gesteuerte vorrichtung zur herstellung einer spiralfeder
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US5445048 *30 Jul 199329 Aug 1995Kolbenschmidt AktiengesellschaftSteering wheel
International ClassificationB21F3/04, B21F3/00, B21F3/027
Cooperative ClassificationB21F3/027, B21F3/04, B21F3/00
European ClassificationB21F3/00, B21F3/04, B21F3/027
Legal Events
21 Aug 1980OAPRequest for examination filed
25 Sep 1980ODRequest for examination
17 Feb 19838125Change of the main classification
Ipc: B21F 3/04
3 Nov 1983D2Grant after examination
3 May 19848364No opposition during term of opposition
7 Jun 19908339Ceased/non-payment of the annual fee