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US Patent: RE24,465
Toggle Actuated, Plier-Type Wrench
Glenn J. Waterbury - Van Nuys, CA

USPTO Classifications:
81/369, 81/371

Tool Categories:
wrenches : pliers type wrenches : locking pliers

Parker Mfg. Co. - Worcester, MA


none listed

Patent Dates:
Applied: Oct. 21, 1957
Granted: Apr. 29, 1958

Reissue Information:
Reissue of 2,574,676 (Nov. 13, 1951)

Patent Pictures: [ 1 | 2 ]
Glenn J. Waterbury reissue patent April 29, 1958
USPTO pdf tiff
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George F. Smith - patent attorney

The release lever presses against the lever handle adjacent to the "over center" pivot point of the toggle linkage. Press the end of the release lever toward the size adjusting screw to release the grip. This facilitates one-handed operation.

The patent cites patent nos. 952,079, 1,489,458, 2,201,918, 2,443,153, 2,462,709, 2,500,261, 2,514,130, 2,523,385, 2,574,676, 2,576,286, and 2,604,803 as references.

Lock releases corresponding to this patent are found on CRAFTSMAN (tm) locking pliers. Some of those include a mark reading " U.S. Pat. No. RE 24465 "

Cited as a reference in patent no. 2,966,818.

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