Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 3,600,986
Self-Adjusting Locking Wrench
Earl M. Baldwin, Jr. - Glenvil, NE

USPTO Classifications:
81/319, 81/370, 81/379

Tool Categories:
wrenches : pliers type wrenches : locking pliers

Leverage Tools, Incorporated - Glenvil, NE

Leverage Tools, Incorporated - Glenvil, NE


Patent Dates:
Applied: Aug. 27, 1968
Granted: Aug. 24, 1971

Patent Pictures:
Earl M. Baldwin, Jr. patent August 24, 1971
USPTO pdf tiff
Google Patents
Report data errors or omissions
This improvement to the Self-Adjusting Plier-Type Toggle Locking Wrench (pat. nos. RE26,280, 3,116,656 and 2,751,801) modifies the swinging handle to improve its lock-releasing function.

Produced as the LEVERWRENCH by Leverage Tools of Glenvil, Nebr. along with a line of self adjusting locking tools including welding clamps, "C" clamps, and a battery carrier. The STANLEY AUTO-GRIP PLIERS also used this patent.

In addition to the above noted patents, the patent cites patent nos. RE24,465, 2,576,286, 2,592,807, 2,838,973, 3,241,410, 3,252,360, 3,252,361, and 3,262,343 as references.

Copyright © 2002-2020 - DATAMP