Compound tools – Automobile repair or maintenance
Patent
1982-09-23
1984-07-17
Parker, Roscoe V.
Compound tools
Automobile repair or maintenance
7138, 7164, 33168R, 81121R, 81DIG5, B25F 100
Patent
active
044597169
ABSTRACT:
A combination gauge-socket wrench for use in removing, gapping and installing spark plugs, the gauge extending circumferentially about the upper end and increasing uniformly in thickness along its length, indicia adjacent the gauge to indicate the thickness through a selected portion of the gauge, the socket wrench being adapted to fit a conventional spark plug.
REFERENCES:
patent: 2492380 (1949-12-01), Duma
patent: 2871741 (1959-02-01), Weisbecker et al.
patent: 3045354 (1962-07-01), Frauenholtz
patent: 3680159 (1972-08-01), Wharram
patent: 4291426 (1981-09-01), Bishop, Jr.
Parker Roscoe V.
Stahl John C.
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