Self-equalizing piercing machine

Cutting – Means to drive or to guide tool – Means to change datum plane of tool or tool presser stroke

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Details

83615, 83621, 83635, 836391, 83687, B26D 512, B26D 726

Patent

active

RE0337986

ABSTRACT:
A self-equalizing device for performing mechanical operations such as piercing and punching wherein the piston means forming the work ram is internally mounted within the proximal portion of a yoke body, the yoke body being in turn mounted for sliding or rolling displacement on a stationary base. A knock out slot for a pin type punch is provided in the external portion of the piston ram. Single and multiple action devices are disclosed.

REFERENCES:
patent: 1452224 (1923-04-01), Smith
patent: 3759130 (1973-09-01), Patterson
patent: 4073176 (1978-02-01), Paul
patent: 4098161 (1978-07-01), Bloch

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