Hydraulic grapple clamp

Details Hydraulic grapple clamp Hydraulic grapple clamp

1992-02-03

1993-05-11

Stormer, Russell D.

Handling: hand and hoist-line implements

Hook, hoistline, or grab type

Locking device

294104, B66C 144

Patent

active

052095363

ABSTRACT:
An hydraulically powered grapple clamp having an L-shaped frame member including a crossbeam and a side leg extending from one end of the crossbeam and a movable arm extending from the other end of the crossbeam with a hydraulic ram affixed at the junction of the crossbeam and side leg extending over to the movable arm adapted to move the arm so as to open and close the grapple clamp on an object.

REFERENCES:
patent: 2370528 (1945-02-01), Fontaine
patent: 2596895 (1952-05-01), Frischmann
patent: 2782067 (1957-02-01), La Bonte et al.
patent: 3614151 (1971-10-01), Shadle
patent: 3817567 (1974-06-01), Lull
patent: 3964778 (1976-06-01), Jouppi
patent: 4090628 (1978-05-01), Sinclair
patent: 4266819 (1981-05-01), Pemberton

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