Slip lock forming apparatus

Details Slip lock forming apparatus Slip lock forming apparatus

1987-02-03

1989-02-14

Jones, David

Metal deforming

By use of non-deforming work-gripping clamp and relatively...

Clamp structure constitutes sole initial metal-deforming...

72306, 72381, B21D 504

Patent

active

048038792

ABSTRACT:
There is provided a new and useful slip lock forming apparatus comprising a support structure, a forming die mounted on the support structure, a clamping mechanism mounted on the support structure and comprising a pair of clamping members movable between an open and a closed position for holding a workpiece in position relative to the die, a press mechanism mounted on the structure and comprising a pair of pressing surfaces at least one of which is movable relative to the other between a first position in which the surfaces are in contact and a second position in which the surfaces are spaced from each other, and a forming bar mounted on the structure and movable between a retracted position and an extended position for forming a workpiece around the die.

REFERENCES:
patent: 563798 (1896-07-01), Peters
patent: 2734552 (1956-02-01), Yonash
patent: 4133198 (1979-01-01), Huda et al.
patent: 4510785 (1985-04-01), Triouleyre et al.
patent: 4515001 (1985-05-01), Zahn
patent: 4656861 (1987-04-01), Koyama et al.

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