Simplified hydraulic forging machine

Details Simplified hydraulic forging machine Simplified hydraulic forging machine

1990-11-07

1991-12-03

Larson, Lowell A.

Metal deforming

By three or more coacting relatively movable tools

Concurrently actuated tools

72418, B21D 4100

Patent

active

050690566

ABSTRACT:
Simplified hydraulic forging machine having four hammers arranged substantially symmetrically, two of the hammers below and two above a horizontal plane passing through the centre (18) of forging, the hammers (12) cooperating with a hammer support (15), the two upper hammers (12s) being stationary, whereas the two lower hammers (12) are movable.

REFERENCES:
patent: 2744428 (1956-05-01), Evans
patent: 4667502 (1987-05-01), Bush et al.
patent: 4746456 (1989-01-01), Schmull et al.
patent: 4941342 (1990-07-01), Herndl et al.

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