Spring manufacturing apparatus

Details Spring manufacturing apparatus Spring manufacturing apparatus

1999-08-12

2000-11-28

Butler, Rodney

Metal deforming

By deflecting successively-presented portions of work during...

To form helical coil or tube

B21F 3502

Patent

active

061519421

ABSTRACT:
Feed roller axis 424 is rotated by driving gear 429 axially fixed to the bevel gear axis 428 which meshes with bevel gear 423a and changes the rotation direction of the bevel gear axis 423 by 90.degree..

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