Hand tool for inductively testing continuity in electrical ignition systems and for removing spark plug boots

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Description

FIG. 1 is a perspective view of a hand tool for inductively testing continuity in electrical ignition systems and for removing spark plug boots embodying my new design.

FIG. 2 is a bottom plan view thereof.

FIG. 3 is a side view taken from the left of FIG. 2.

Referenced Cited
U.S. Patent Documents
949337 February 1910 Trogner
1687574 October 1928 Liss
1843135 February 1932 Kuhlman
2048652 July 1936 Stowell
2213297 September 1940 Zitzmann
3831274 August 1974 Horrocks
Other references
  • Hollingsworth Company Brochure, p. 3, (Spade Flared).
Patent History
Patent number: D256442
Type: Grant
Filed: Dec 21, 1977
Date of Patent: Aug 19, 1980
Inventor: George G. Martin (Kent, OH)
Primary Examiner: Peter Feldman
Attorney: E. R. Hamilton
Application Number: 5/863,331