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US Patent: 5,713,252
Ergonomic Multi-Tool Handle
Dean J. Iwinski - Muskego, WI
Mark J. Hasenberg - Kenosha, WI

USPTO Classifications:
81/125.1, 81/177.1, 81/439

Tool Categories:
tool handles

Snap-On Technologies, Inc. - Lincolnshire, IL

Not known to have been produced

none listed

Patent Dates:
Applied: Mar. 15, 1996
Granted: Feb. 03, 1998

Patent Pictures:
USPTO pdf tiff
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Snap-On Tools Company History
Emrich & Dithmar - patent attorneys


A hand tool is provided having a handle which includes a generally triangular body having first, second and third vertices and first, second and third sides and is adapted to fit readily in the hand of a user. The handle also includes three tubular tool holding arms for respectively holding three tool units. The tool holding arms project laterally outwardly from the sides and are spaced from adjacent vertices. In one embodiment, the tool units have L-shaped attachment portions enclosed in the handle body. In another embodiment, the tool units are socketed in a hub around which the handle is molded.

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