Spark plug

Details Spark plug Spark plug

1974-11-22

1976-05-18

Kominski, John

Electric lamp and discharge devices

Spark plugs

Electrodes are pure figures of revolution about plug axis

313118, 313141, 313143, 29182, H01T 1320

Patent

active

039581446

ABSTRACT:
Spark plugs having electrodes formed from combinations in defined proportions of tungsten, vanadium, depleted uranium, rhodium, iridium, palladium, nickel, chromium, copper, barium aluminate, iron, and thoria. Various advantageous electrode configurations are described, as well as methods of constructing the spark plugs.

REFERENCES:
patent: 1312317 (1919-08-01), Gerken
patent: 2071645 (1937-02-01), McNeil
patent: 2143853 (1939-01-01), Armstrong et al.
patent: 2217825 (1940-10-01), Twinning et al.
patent: 2470033 (1949-05-01), Hensel
patent: 3356882 (1967-12-01), Hallauer et al.

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