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United States Patent 5,058,465
Womack October 22, 1991
Key holding tool for impressioning
Abstract
A device for holding a lock key firmly while inserting the key in a lock on a building, automobile, filing cabinet or other. The purpose of the tool is to impart torque simultaneous with a rocking motion to the key. This causes marks to be made on the key by the lock pins or wafers and shows the locksmith where to file the key to make it open the lock. This procedure is well known to those in the locksmith's trade, and is called impressioning.
Inventors: Womack; Robert C. (Dallas, TX)
Family ID: 23369928
Appl. No.: 07/348,873
Filed: May 8, 1989
Current U.S. Class: 81/487; 294/158; 70/456R; 81/418; 70/408; 81/177.4; 81/438
Current CPC Class: B25B 9/00 (20130101); B25B 3/00 (20130101); Y10T 70/7876 (20150401); Y10T 70/8676 (20150401)
Current International Class: B25B 9/00 (20060101); B25B 3/00 (20060101); B25H 003/00 ()
Field of Search: ;81/487R,418,177.4,490,129,438,451,125
References Cited [Referenced By]
U.S. Patent Documents
855280 May 1907 Campbell
1427668 August 1922 Williams
1935748 November 1933 Roff
4384499 May 1983 Shockley
4815346 March 1989 Littlehorn
Foreign Patent Documents
0914262 Mar 1982 SU
Primary Examiner: Schmidt; Frederick R.
Assistant Examiner: Cruz; Lawrence