Remote controlled safety hook

Details Remote controlled safety hook Remote controlled safety hook

1978-10-27

1980-04-01

Cherry, Johnny D.

Handling: hand and hoist-line implements

Hook, hoistline, or grab type

Locking device

24241P, B66C 136

Patent

active

041958721

ABSTRACT:
A hoist line hook provided with a spring biased safety gate and further pided with a remote operating device for the safety gate. The gate operating device comprises a tension cable (swivelly attached) to the safety gate with the cable extending through a hole in the shank of the hook; the opposite end of the cable is attached to a tagline for remotely opening the safety gate of the hook.

REFERENCES:
patent: 393952 (1888-12-01), Wood et al.
patent: 558998 (1896-04-01), Staman
patent: 745225 (1903-11-01), Motherwell
patent: 1086609 (1914-02-01), Nilson
patent: 1524761 (1925-02-01), Timbs
patent: 1576197 (1926-03-01), Kuffel et al.
patent: 1814900 (1931-07-01), Deppe
patent: 3032848 (1962-05-01), Allen
patent: 3220761 (1965-11-01), Himel

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