1974-09-16
1976-08-03
Spar, Robert J.
214147T, B25J 300
Patent
active
039724220
ABSTRACT:
A material handling apparatus adapted to grip a workpiece and move it from one position to another position where it is released. The apparatus includes gripping fingers that are pivotal between a released position and a gripping position and a carrier for the gripping fingers that is movable from a first position to a second position. Actuating means moves the gripping fingers to their gripping position when the positioning means move the carrier to a first position and for moving the gripping fingers to a released position when the positioning means moves the carrier to its second position.
REFERENCES:
patent: 2763229 (1956-09-01), Sahlin
patent: 2899043 (1959-08-01), Young
patent: 3013835 (1961-12-01), Blatt
patent: 3764023 (1973-10-01), Jatcko
patent: 3780423 (1973-12-01), Lilienthal
Spar Robert J.
Weaver Ross
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