Hand brake

Details Hand brake Hand brake

1992-03-05

1993-06-29

Crane, Daniel C.

Metal deforming

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

Clamp structure constitutes sole initial metal-deforming...

72409, 72388, B21D 504

Patent

active

052223868

ABSTRACT:
A hand brake for deforming a metal work piece, which includes a mechanism for clamping the work piece into a fixed position, such as a gripping mechanism or clamp, and a mechanism connected to the clamp for bending at least a portion of the work piece. The bending mechanism includes a bending member and a mechanism for rotating the bending member about its longitudinal axis to make contact with the work piece and angularly displace at least a portion of the work piece. The bending member is pivotally connected to the clamping mechanism and is disposable beneath at least a portion of the work piece.

REFERENCES:
patent: 15964 (1856-10-01), Burling
patent: 1355465 (1920-10-01), Gibbons
patent: 2732744 (1956-01-01), Kuchman
patent: 3747392 (1973-07-01), King
patent: 4559805 (1985-12-01), McClure

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