Global Patent Index - EP 0641265 B1

EP 0641265 B1 19971210 - STRAIGHTENING MACHINE

Title (en)

STRAIGHTENING MACHINE

Title (de)

BIEGERICHTMASCHINE

Title (fr)

MACHINE A DRESSER

Publication

EP 0641265 B1 19971210 (DE)

Application

EP 93911735 A 19930507

Priority

  • DE 9300404 W 19930507
  • DE 4215795 A 19920513

Abstract (en)

[origin: WO9323184A1] A bending and straightening machine (100) for elongated workpieces (20) such as camshafts, pinion shafts and the like has one or several straightening dies (14) which subject the workpiece (20) to a bending strain between straightening supports arranged on the machine bed (10). The straightening die (14) is arranged on a swivelling device (30) having a two-armed lever (36) which can swivel around an axis (32') and which projects on both sides of the axis (32'). The straightening die (14) is linked to one arm (36'), whereas a drive (31) which causes the two-armed lever (36) to swivel engages the free end of the other arm (36'').

IPC 1-7

B21D 3/10

IPC 8 full level

B21D 3/10 (2006.01)

CPC (source: EP US)

B21D 3/10 (2013.01 - EP US)

Citation (examination)

  • Section PQ, Week 8851, 8. Februar 1989 Derwent Publications Ltd., London, GB; Class P52, AN 88-367493/51 & SU, A, 1 404 141 (OMSK REMDETAL) 23 June 1988
  • Section PQ, Week 8832, 21. September 1988 Derwent Publications Ltd., London, GB; Class P52, AN 88-226288/32 & SU, A, 1 368 062 (GOSKOMSELKHOZT)
  • PATENT ABSTRACTS OF JAPAN vol. 13, no. 405 (M-868)(3753) 7. September 1989 & JP, A, 11 48 424 (OGURA) 9 June 1989

Designated contracting state (EPC)

CH DE ES FR GB IT LI SE

DOCDB simple family (publication)

WO 9323184 A1 19931125; DE 4215795 C1 19931104; DE 59307820 D1 19980122; EP 0641265 A1 19950308; EP 0641265 B1 19971210; ES 2110093 T3 19980201; US 5622075 A 19970422

DOCDB simple family (application)

DE 9300404 W 19930507; DE 4215795 A 19920513; DE 59307820 T 19930507; EP 93911735 A 19930507; ES 93911735 T 19930507; US 33151494 A 19941110