Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 6,626,070
Compound Toggle Link Retention Mechanism
William D. Peperkorn - DeWitt, NE
Thomas O. Miller - DeWitt, NE
Brian L. Rahe - DeWitt, NE
Robert L. Rhynalds - Wilber, NE

USPTO Classifications:
81/369, 81/370

Tool Categories:
wrenches : pliers type wrenches : locking pliers

Irwin Industrial Tool Company - Freeport, IL

Irwin Industrial Tools - Huntersville, NC


Patent Dates:
Applied: May 04, 2001
Granted: Sep. 30, 2003

Patent Pictures:
William D. Peperkorn, et. al. patent September 30, 2003
USPTO pdf tiff
Google Patents
Report data errors or omissions
Irwin Locking Pliers (Vise-Grip) (tm)
The major feature of the patent is the tabs folded into the center of the lever handle which limit the opening travel of the quick-release for toggle locking tools in patent no. 5,056,070. The patent also describes resilient cover materials for the fixed and lever handles of such tools. Used in the Vise-Grip (tm) Fast-Release (tm) toggle locking tools. In 2015, the patents also appear on CRAFTSMAN (tm) branded locking pliers.

The patent has extensive lists of reference patents and prior art.

Copyright © 2002-2019 - DATAMP