Two stage compression ignition fuel ignitor

Internal-combustion engines – Igniters

Patent

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Details

F02P 2300

Patent

active

043845533

ABSTRACT:
An automotive type fuel ignitor having an ignitor chamber continuously exposed to the engine combustion chamber temperatures and pressures for a first stage of compression of an air/fuel mixture thereon during the compression stage movement of the engine piston, a piston in the ignitor chamber being moved by a high pressure hydraulic force selectively applied thereto through a second stage of compression to raise the mixture charge pressure and temperature to the auto-ignition level, forcing the flame jet into the main combustion chamber, suitable inlet and outlet check valves controlling the supply of mixture charge to the ignitor chamber.

REFERENCES:
patent: 898779 (1908-09-01), Plank
patent: 1163604 (1915-12-01), Raser
patent: 1466943 (1923-09-01), Ball
patent: 2091987 (1937-09-01), Honn
patent: 2148458 (1939-02-01), Grahman
patent: 3058453 (1962-10-01), May
patent: 3060912 (1962-10-01), May
patent: 3279448 (1966-10-01), Schniering
patent: 4324211 (1982-04-01), Strong

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