Apparatus and method for press forming

Details Apparatus and method for press forming Apparatus and method for press forming

1983-03-10

1985-01-22

Larson, Lowell A.

Metal deforming

By application of fluent medium, or energy field

With actuated tool engaging work

72382, 72465, B21D 502

Patent

active

044943938

ABSTRACT:
A female die for use in press forming workpieces comprises a longitudinally hingeable plank which hinges under the action of a male die to wrap the workpiece around the male die to conform to the shape thereof. The plank is provided with reinforcing ribs at a portion thereof whereby they do not interfere with a bearing surface for the workpiece.

REFERENCES:
patent: 3258948 (1966-07-01), Carlson, Sr.
patent: 3276239 (1966-10-01), Achler et al.
patent: 4295352 (1981-10-01), Stokes et al.

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