Cutting blade wear guage

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Description

FIG. 1 is a front perspective view of a cutting blade wear gauge showing my new design;

FIG. 2 is a right-side elevational view thereof;

FIG. 3 is a left-side elevational view thereof;

FIG. 4 is a bottom elevational view thereof;

FIG. 5 is a top elevational view thereof; and

FIG. 6 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D104498 May 1937 MacDonald
D253689 December 18, 1979 Tananda
D254656 April 8, 1980 Suwa
D268909 May 10, 1983 Doan
1648936 November 1927 DeBus
1911442 May 1933 Earl
2144972 January 1939 Hirst
2535051 December 1950 Donohue
3115705 December 1963 Whiteman
4086703 May 2, 1978 Roberts
Patent History
Patent number: D301987
Type: Grant
Filed: Jul 15, 1986
Date of Patent: Jul 4, 1989
Assignee: Equipment Development Company, Inc. (Frederick, MD)
Inventor: Leo Swan (Jefferson, MD)
Primary Examiner: Nelson C. Holtje
Law Firm: Birch, Stewart, Kolasch & Birch
Application Number: 6/885,717