Aperture gauge for heavy duty vehicle brakes

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Description

FIG. 1 is a front elevational view of an aperture gauge for heavy duty vehicle brakes showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
1435501 November 1922 Runge
2298898 October 1942 Oswin
2495789 January 1950 Twells
2679692 June 1954 Fortner
3164908 January 1965 Palozie
Other references
  • The Iron Age-2/19/20-p. 354-Plug Gauges.
Patent History
Patent number: D255663
Type: Grant
Filed: Jan 9, 1978
Date of Patent: Jul 1, 1980
Inventor: Thomas E. Morgan (Sterling Heights, MI)
Primary Examiner: Nelson C. Holtje
Application Number: 5/867,914
Classifications
Current U.S. Class: Template Or Comparator Gauge (6) (D10/64)
International Classification: D1004;