Metal deforming – By deflecting successively-presented portions of work during... – To form helical coil or tube
Patent
1998-12-16
1999-12-28
Butler, Rodney
Metal deforming
By deflecting successively-presented portions of work during...
To form helical coil or tube
72419, 72428, B21F 302, B21D 4300, B21D 4316
Patent
active
060065729
ABSTRACT:
A spring manufacturing machine enhances an efficiency of operation. A desired one of wire passages in wire feeding rollers is aligned with a wire passage in an auxiliary wire guide and a wire passage in a final wire guide by adjusting a position of a forward and rearward movable table with respect to a front wall of a machine frame.
REFERENCES:
patent: 4503694 (1985-03-01), Takumi
patent: 5363681 (1994-11-01), Speck et al.
patent: 5816091 (1998-10-01), Sautter et al.
patent: 5829294 (1998-11-01), Bradbury et al.
Browning Clifford W.
Butler Rodney
Shinko Machinery Co., Ltd.
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