Open end wrench with removable handle

Details Open end wrench with removable handle Open end wrench with removable handle

1993-01-15

1995-03-14

Meislin, D. S.

Tools

Wrench, screwdriver, or driver therefor

Handle or shank

8117785, 811778, 81119, B25G 104

Patent

active

053968204

ABSTRACT:
An extensible wrench handle that can be used with a removable wrench head. The wrench handle has a cross beam shaped primary handle over which an extension may be slid to various positions for increasing or decreasing torque. The wrench handle is also provided with a flexible head that is pivotal about a forward end of the primary handle. The flex head has a substantially square drive post which protrudes from a flat surface of the flex head, the edges of the drive post being convex curved surfaces. The wrench head is an open end wrench that has upper and lower jaws that are joined by a web. A neck is joined to the web and has a drive hole which extends through the neck. The drive hole is defined by sidewalls which are convex arcuate surfaces.

REFERENCES:
patent: 1753441 (1930-04-01), Morehouse
patent: 1822428 (1931-09-01), Zilliox
patent: 3175436 (1965-03-01), Coleman
patent: 3882753 (1975-05-01), Svensen
patent: 4376397 (1983-03-01), Newby et al.
patent: 5099724 (1992-03-01), Reddy, Jr.

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