Punching press

Details Punching press Punching press

1979-04-30

1980-10-14

Wilhite, Billy J.

Presses

With additional treatment of material

Cutting, breaking, piercing, or comminuting

100218, 100266, 100282, 100295, 83127, B30B 126, B30B 1532

Patent

active

042274494

ABSTRACT:
An improved punching press employing a crank shaft, two crank arms having wide longitudinal surfaces for driving to a pressure head connected with a slide, and a crank pin connecting punch ram so as to complete the procedures of pressing and punching during one revolution of the crank shaft.

REFERENCES:
patent: 3662640 (1972-05-01), Wrona

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