Handling: hand and hoist-line implements – Hoistline attached load supporting frame
Patent
1979-08-08
1981-02-24
Marbert, James B.
Handling: hand and hoist-line implements
Hoistline attached load supporting frame
B66C 166
Patent
active
042523583
ABSTRACT:
Grapple apparatus is provided for supporting and maintaining an unbalanced load in a substantially horizontal position, comprising a grapple beam fitted with movable arms, adapted for moving opposedly to engage or disengage a load and for moving concertedly along the beam to effect a balancing of the load, responsive to remote activation and control.
REFERENCES:
patent: 2815547 (1957-12-01), Hedderich
patent: 3655232 (1972-04-01), Martelee
Hill Philip
Marbert James B.
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