Diesel fuel injection system

Internal-combustion engines – Charge forming device – Fuel injection system

Patent

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Details

123458, 417442, F02M 3900

Patent

active

045835098

ABSTRACT:
A fuel injection pump includes a number of plungers of the fill/spill port control type, the plungers being hydraulically connected in pairs and through a single shuttle valve to a single fuel spill port controlled by a single solenoid controlled spill valve, the plungers being operable in sequence and in succession to condition one plunger at a time for fuel pressurization while the remaining plungers are in various other phases of operation refilling their fuel chambers with fuel or preparing the air fuel chamber for pressurization.

REFERENCES:
patent: 1664608 (1928-04-01), French
patent: 2016503 (1935-10-01), Kenworthy
patent: 2287702 (1942-06-01), Nichols
patent: 3744465 (1973-07-01), Voss
patent: 4379442 (1983-04-01), Simko
patent: 4459963 (1984-07-01), Gross
patent: 4479475 (1984-10-01), Babitzka
patent: 4497299 (1985-02-01), Schechter

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