Fuel injection apparatus for internal combustion engines

Details Fuel injection apparatus for internal combustion engines Fuel injection apparatus for internal combustion engines

1980-09-30

1983-10-25

Freeh, William L.

Pumps

Expansible chamber type

F04B 4506, F01B 1900

Patent

active

044116020

ABSTRACT:
Apparatus for fuel injecting one or more cylinders of an internal combustion engine. At least one fuel injector pump comprising a fuel inlet passage having a valve assembly connected thereto is provided for directing a quantity of fuel in a single direction into a pressure chamber. A diaphragm in the pressure chamber is flexed by a tappet in response to a cam roller forcing a quantity of fuel into an outlet chamber having a spring actuated valve member closing the outlet until sufficient pressure is exerted by the diaphragm.

REFERENCES:
patent: 2160978 (1939-06-01), Mock
patent: 2322181 (1943-06-01), Vincent
patent: 2370506 (1945-02-01), Tabb
patent: 2421866 (1947-06-01), Benzel
patent: 2710629 (1955-06-01), Price
patent: 2869585 (1959-01-01), Baker
patent: 3019738 (1962-02-01), Zuboty
patent: 3129702 (1964-04-01), Arbanas
patent: 3296976 (1967-01-01), Soeters
patent: 3581034 (1969-03-01), Schupp

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