Internal combustion engine with direct fuel injection

Details Internal combustion engine with direct fuel injection Internal combustion engine with direct fuel injection

1984-04-11

1987-09-15

Dolinar, Andrew M.

Internal-combustion engines

Precombustion and main combustion chambers in series

Having combustible mixture forming means

123279, F02B 2306

Patent

active

046932194

ABSTRACT:
An internal combustion engine with direct fuel injection includes at least one cylinder in which is slidable a piston the crown of which has a cavity constituting at least part of the combustion chamber of the cylinder, and a fuel injector with a nozzle having several holes facing the cavity in the piston and oriented so that its axis is at an angle of between 15.degree. and 30.degree. to the axis of the cylinder. The cavity in the crown of the piston has an inclined flat base wall which is oriented perpendicularly to the axis of the injector, and a mouth which is centered on the axis of the cylinder.

REFERENCES:
patent: 2622570 (1952-12-01), Nallinger
patent: 2975773 (1961-03-01), Meurer
patent: 3085557 (1963-04-01), Meurer
patent: 3945351 (1976-03-01), Kimbara et al.
patent: 3954089 (1976-05-01), Hardesty et al.

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