Fuel injection system

Details Fuel injection system Fuel injection system

1986-01-27

1987-10-13

Cox, Ronald B.

Internal-combustion engines

Combustion chamber means having fuel injection only

Injecting diverse fuels or different states of same fuel

123575, 123498, 123497, F02M 4300

Patent

active

046991034

ABSTRACT:
A fuel injection system according to the present invention comprises a fuel injection nozzle for injecting a supplementary fuel prior to injection of a main fuel, a distributor-type fuel injection pump for supplying the main fuel to the nozzle, a supplementary fuel feed pump for delivering the supplementary fuel to the nozzle, a relief valve for adjusting the pressure of the fuel from the feed pump to a fixed level, and a supplementary fuel feed valve disposed between the relief valve and the nozzle. The open period of the feed valve is controlled in accordance with the operating state of the engine.

REFERENCES:
patent: 1419231 (1922-06-01), Crossley
patent: 1857256 (1932-05-01), Nordberg
patent: 3308794 (1967-03-01), Bailey
patent: 3501099 (1970-03-01), Benson
patent: 3749097 (1973-07-01), Grow
patent: 4180022 (1979-12-01), Khair
patent: 4416229 (1983-11-01), Wood
patent: 4481921 (1984-11-01), Tsukahara et al.
patent: 4520774 (1985-06-01), Sitter

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