Fuel injection system for internal combustion engines

Details Fuel injection system for internal combustion engines Fuel injection system for internal combustion engines

1981-05-18

1983-05-31

Lazarus, Ira S.

Internal-combustion engines

Charge forming device

Fuel injection system

239 88, F02M 5702

Patent

active

043856098

ABSTRACT:
A unit injector type of fuel injection system comprising a delivery cylinder with a delivery plunger slidable therein and defining a delivery pump chamber, an injection cylinder with an injection plunger slidable therein and defining an injection pump chamber, first and second stops on opposite ends of the injection cylinder for limiting the axial movement of the injection plunger, the injection plunger being displaced by the fuel into the injection pump chamber, through a stroke corresponding to the amount of the fed fuel, and nozzle for injecting the fuel delivered by the injection pump chamber, the injection plunger being moved under the pressure which occurs in the delivery pump chamber due to the displacement of the delivery plunger.

REFERENCES:
patent: 2950709 (1960-08-01), Bessiere
patent: 3961612 (1976-06-01), Okamoto et al.
patent: 4170974 (1979-10-01), Kopse et al.
patent: 4219154 (1980-08-01), Luscomb
patent: 4222358 (1980-09-01), Hofbauer
patent: 4279385 (1981-07-01), Straubel et al.
patent: 4297982 (1981-11-01), Lakra

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