Variable pressure fuel injection system

Details Variable pressure fuel injection system Variable pressure fuel injection system

1980-07-21

1982-04-20

Lazarus, Ira S.

Internal-combustion engines

Charge forming device

Fuel injection system

123457, F02M 3900

Patent

active

043253407

ABSTRACT:
A fuel injection system wherein the fuel pressure can be varied or adjusted n accordance with different engine loading conditions. The system includes an accumulator and a source of high-pressure gas for raising the accumulator pressure in accordance with step increases in the fuel pressure. A pressure-operated piston valve is provided to communicate the accumulator with the gas pressure source or with an atmospheric vent, as necessary to raise or lower the accumulator pressure.

REFERENCES:
patent: 2986881 (1961-06-01), Moore
patent: 3789818 (1974-02-01), Asbery et al.
patent: 3818882 (1974-06-01), Leonov et al.
patent: 3927652 (1975-12-01), O'Neill
patent: 3943901 (1976-03-01), Takahashi et al.
patent: 4069800 (1978-01-01), Kanda et al.
patent: 4142497 (1979-03-01), Long

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