Fuel injection system for diesel engines

Details Fuel injection system for diesel engines Fuel injection system for diesel engines

1978-11-15

1981-06-16

Lall, P. S.

Internal-combustion engines

Starting device

For airplane

123276, 123301, 123299, F02N 1708, F02B 306

Patent

active

042730848

ABSTRACT:
A fuel injection system for direct injection diesel engines with a depression in the tops of the pistons. A first injection pump has a regulator and accompanying first injector for each cylinder, the injectors being disposed to spray the fuel in a zone around the center axis of the respective piston depression. A second injection pump has a regulator and accompanying second injector for each cylinder, the second injectors being disposed to inject fuel obliquely from the side into the respective piston depression in a direction counter to the rotation of the intake air before the fuel from the first injectors is injected.

REFERENCES:
patent: 2269104 (1942-01-01), Hedlund
patent: 2484009 (1949-11-01), Barber
patent: 2606538 (1952-08-01), Malin
patent: 4080937 (1978-03-01), Wolters
"What Can be Gained by Pilot Injection", by P. H. Schweitzer, Automotive Industries, vol. 79, No. 18, Oct. 29, 1938.

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