Spark plug gapper

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Description

FIG. 1 is a top perspective view of a spark plug gapper showing my new design;

FIG. 2 is a top plan view thereof, the bottom being substantially flat, plain, and unornamented;

FIG. 3 is a front side elevational view thereof;

FIG. 4 is a cross sectional view thereof as taken from line 44 of FIG. 2.

FIG. 5 is a rear side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D244586 June 7, 1977 Boord
D244996 July 12, 1977 Martin
2882605 April 1959 Frauenholtz
3045354 July 1962 Frauenholtz
3122837 March 1964 Wrona
Other references
  • Design News, 5/2/77, p. 77, Gauge at top-right.
Patent History
Patent number: D255878
Type: Grant
Filed: May 12, 1978
Date of Patent: Jul 15, 1980
Inventor: George G. Martin (Kent, OH)
Primary Examiner: Nelson C. Holtje
Attorney: E. R. Hamilton
Application Number: 5/905,231
Classifications
Current U.S. Class: Template Or Comparator Gauge (6) (D10/64)
International Classification: D1004;