Fuel metering system

Details Fuel metering system Fuel metering system

1998-07-17

2000-02-29

Moulis, Thomas N.

Internal-combustion engines

Charge forming device

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

123511, 123458, 123514, F02M 3704

Patent

active

060296348

ABSTRACT:
A new fuel metering system for selectively controlling the rack pressure and the volume of fuel available to a diesel engine. The inventive device includes a fuel inlet line in fluid communication with a fuel pump outlet line for receiving fuel flowing from the fuel pump, a metering valve coupled in fluid communication with the fuel inlet line, the metering valve having a valve member for controlling the flow of fuel therethrough, the metering valve being coupled in fluid communication with a return line for receiving the metered fuel flowing through the metering valve, and a solenoid valve coupled in fluid communication with the metering valve and the fuel inlet line, the solenoid valve being operable to open and close fuel flow through the metering valve.

REFERENCES:
patent: 3724435 (1973-04-01), Bier
patent: 4206735 (1980-06-01), Miles et al.
patent: 4838232 (1989-06-01), Wich
patent: 5626114 (1997-05-01), Kushida et al.
patent: 5727515 (1998-03-01), Biester
patent: 5785025 (1998-07-01), Yoshiume et al.

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