Diesel fuel injector with double dump configuration

Details Diesel fuel injector with double dump configuration Diesel fuel injector with double dump configuration

1983-07-21

1985-09-03

Moy, Magdalen Y. C.

Internal-combustion engines

Charge forming device

Fuel injection system

239 88, F02M 4702

Patent

active

045385769

ABSTRACT:
A cam driven unit injector for a diesel engine having a single electrically operated control valve for controlling fuel flow to a timing and a metering chamber including a spring cage dumping passage communicated between a spring cage and a return port, this passage housing, in series, a flow restricting orifice and a check valve.

REFERENCES:
patent: 4281792 (1981-08-01), Sisson et al.
patent: 4385609 (1983-05-01), Kato
patent: 4396151 (1983-08-01), Kato et al.
patent: 4402456 (1983-09-01), Schneider
patent: 4418867 (1983-12-01), Sisson
patent: 4425894 (1984-01-01), Kato et al.

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