Integrated fuel supply system for an internal combustion engine

Details Integrated fuel supply system for an internal combustion engine Integrated fuel supply system for an internal combustion engine

1976-12-02

1978-11-07

Myhre, Charles J.

Internal-combustion engines

Intake manifold

Manifold tuning, balancing or pressure regulating means

123139A, 123139AJ, 417380, F02M 3900, F04B 3502

Patent

active

041240081

ABSTRACT:
An integrated fuel supply unit 10 includes a filter 18, a spring biased supply valve 21 operated by a valve diaphragm 22, and a pump chamber 38. Fuel enters and leaves the pump chamber through non-return flap valves 37, 39 incorporated in the diaphragm 22, and the latter is deflected to open the supply valve by a chamber 29, 29' pressurized through a non-return bleed valve 30, 30' by the pulsating engine crankcase pressure, which also operates (reciprocates) the fuel pump diaphragm.

REFERENCES:
patent: 1834977 (1931-12-01), Schweisthal
patent: 2713854 (1955-07-01), Conover
patent: 2714853 (1955-08-01), Schlamann
patent: 3805758 (1974-04-01), May
patent: 4055609 (1977-10-01), Phelps

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