Helicopter hook-up and static electric discharge device

Details Helicopter hook-up and static electric discharge device Helicopter hook-up and static electric discharge device

1991-01-30

1993-03-02

Cherry, Johnny D.

Handling: hand and hoist-line implements

Hand bars and hand barrows

Compound tool

294 191, 361212, B25J 104, H05F 302

Patent

active

051903318

ABSTRACT:
A multi-purpose hook-up head for attaching a variety of different hook-up assemblies to a hovering helicopter. The multi-purpose hook-up head includes a pair of spaced apart upper grip members each including a plurality of grip plates which are arranged to accept a variety of hook-up assemblies including metal apex shackles, metal apex rings and web rings of different sizes. The hook-up head is grounded through a hollow, insulated pole which serves as a handle to perform cargo hook-up operations.

REFERENCES:
patent: 149575 (1874-04-01), Clendaniel et al.
patent: 373939 (1887-11-01), McLaren
patent: 589945 (1897-09-01), Groat
patent: 729443 (1903-05-01), Stowell
patent: 734180 (1903-07-01), Kanaly
patent: 1468878 (1923-09-01), Donald
patent: 2716570 (1955-08-01), Beeman
patent: 3891165 (1975-06-01), Day et al.
patent: 3893005 (1975-07-01), Corbin
patent: 4525006 (1985-06-01), Nowak et al.

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