Automatic cargo hook

Details Automatic cargo hook Automatic cargo hook

1981-08-03

1983-08-30

Marbert, James B.

Handling: hand and hoist-line implements

Hook, hoistline, or grab type

Locking device

24241SB, 24233, B66C 138

Patent

active

044013345

ABSTRACT:
A self-releasing hook comprising the following basic elements: a hook body having a slot to receive a load ring or the like and a crotch in which the load ring rests when loaded, a plunger for raising the load ring out of the crotch in the hook body, a latch for holding the loaded hook ring within the slot at least prior to loading, a spring for urging the plunger to the ejection position and another spring biasing the latch in a position blocking exit from the slot. The slot is shaped to receive the load ring and permit the latch to return to a latching position while the plunger is in the ejecting position.

REFERENCES:
patent: 1626866 (1927-05-01), Neilson
patent: 3539217 (1970-11-01), Szekely

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