Fuel injection pumping apparatus

Details Fuel injection pumping apparatus Fuel injection pumping apparatus

1982-09-28

1985-01-15

Freeh, William L.

Pumps

Expansible chamber type

Moving cylinder

123450, 123516, F04B 1902, F02M 3900

Patent

active

044936214

ABSTRACT:
A fuel injection pumping apparatus of the rotary distributor type has cam lobes of a special form in which following the crest of the cam lobe there is a first portion during which limited outward movement of the pumping plunger can take place to relieve pressure in the pipelines connecting the pump with the injection nozzles and this is followed by a second portion which causes slight inward movement is to close any cavities in the fuel contained within the passage of the apparatus.

REFERENCES:
patent: 3433159 (1969-03-01), Kemp
patent: 3936244 (1976-02-01), Drori
patent: 4401084 (1983-08-01), Jarrett et al.

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