Process and apparatus for reducing port fuel injector deposits

Details Process and apparatus for reducing port fuel injector deposits Process and apparatus for reducing port fuel injector deposits

1989-12-07

1991-12-24

Miller, Carl Stuart

Internal-combustion engines

Charge forming device

Fuel flow regulation between the pump and the charge-forming...

123467, 123516, F02M 3900

Patent

active

050742728

ABSTRACT:
Plugging of fuel injectors for internal combustion engines is reduced by depressurizing the fuel pressure line which feeds the injectors, promptly after shutoff of ignition. Reduction of deposits assists in maintaining drivability and fuel economy.

REFERENCES:
patent: 4530329 (1985-07-01), Maisch
patent: 4562816 (1986-01-01), Dorr
patent: 4782808 (1988-11-01), Bostick

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