Power driven hand tool assembly

Details Power driven hand tool assembly Power driven hand tool assembly

1989-06-14

1991-03-12

Yost, Frank T.

Cutlery

Cutting tools

Plural cooperating blades

30180, 72409, B26B 1500

Patent

active

049983512

ABSTRACT:
A motor drives a hydraulic pump having a sealed fluid system with positively pressurized fluid reservoir. A tool head connected to the hydraulic pump has first and second shearing jaws, each with a respective a cutting edge and a workpiece seat. The first jaw is pivotally mounted to swing its cutting edge past the second cutting edge. A cushioning device carried by the second jaw is in the path of the first workpiece seat and retains the sheared portion of the workpiece.

REFERENCES:
patent: 2869407 (1959-01-01), Swanson
patent: 3267573 (1966-08-01), Hill
patent: 3626445 (1971-12-01), Penix
patent: 3854204 (1974-12-01), Gonzales, Jr.
patent: 4136549 (1979-01-01), Lytle et al.
patent: 4458418 (1984-07-01), McSmith et al.

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