Internal-combustion engines – Igniters – Incandescent
Patent
1978-11-03
1979-12-11
Cox, Ronald B.
Internal-combustion engines
Igniters
Incandescent
123169MG, F02P 100
Patent
active
041777832
ABSTRACT:
A dual spark plug ignition system for an internal combustion engine to decrease the production of air pollutants in the exhaust gases thereof, in which the spark plugs are set at an angle with respect to each other, and one is insulated, while the other one is grounded to the cylinder head. The electric spark is caused to jump the gap between the side electrode of the grounded spark plug and the central electrode of the insulated spark plug.
REFERENCES:
patent: 1156796 (1915-10-01), Meaker
patent: 1246376 (1917-11-01), Angler
patent: 1259240 (1918-03-01), Jeffery
patent: 1559411 (1925-10-01), Espinosa
patent: 2590778 (1952-03-01), Lautenberger
patent: 3359955 (1967-12-01), Turner
patent: 3809042 (1974-05-01), Hosho
patent: 4020388 (1977-04-01), Prah
Cox Ronald B.
Jabin Marvin
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