Donald H Mcqueen

US Patent:

49680773, Nov 6, 1990

Filed:

Jun 9, 1989

Appl. No.:

7/363819

Inventors:

John W. Redmon - Huntsville AL
Donald H. McQueen - Pinson AL
Fred G. Sanders - Huntsville AL

Assignee:

The United States of America as represented by the Administrator
National Aeronautics and Space Administration - Washington DC

International Classification:

B25B 904
B65G 900

US Classification:

294 16

Abstract:

A hand hold device (A) includes a housing (10) having a hand hold (14) and clamping brackets (32,34) for grasping and handling an object. A drive includes drive lever (23), spur gear (22), and rack gears (24,26) carried on rods (24a, 26a) for moving the clamping brackets. A lock includes ratchet gear (40) and pawl (42) biased between lock and unlock positions by a cantilever spring (46,48) and moved by handle (54). Compliant grip pads (32b, 34b) provide compliance to lock, unlock, and hold an object between the clamp brackets.