Handling: hand and hoist-line implements – Hook – hoistline – or grab type – Locking device
Patent
1976-10-29
1978-09-19
Marbert, James B.
Handling: hand and hoist-line implements
Hook, hoistline, or grab type
Locking device
24241, 24513, B66C 136
Patent
active
041149408
ABSTRACT:
A hook provided with a latch adapted to close the hook gap against unintentional removal of a load from the hook, such latch being provided with spring means so cooperating with the latch and hook members as to provide two definite positions of the latch member relatively to the hook member.
REFERENCES:
patent: 926156 (1909-06-01), Waterhouse
patent: 1194005 (1916-08-01), From
patent: 4050730 (1977-09-01), Tada et al.
Brynemo Jan Jorgen
Spilhaug Tor William
A/S Kjaettingfabriken
Marbert James B.
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