Liquid fuel pumping apparatus

Details Liquid fuel pumping apparatus Liquid fuel pumping apparatus

1976-09-02

1977-11-29

Freeh, William L.

Pumps

Motor driven

Fluid motor

92 13, 123139AR, 417349, 417507, F04B 1700

Patent

active

040603474

ABSTRACT:
A fuel injection pumping apparatus includes a first valve means for supplying fuel under pressure to one end of a piston the displacement of which effects fuel flow to the engine at a substantially unrestricted rate, and a second valve means which when opened allows fluid to flow at a restricted rate by virtue of an orifice, to the cylinder containing the aforesaid piston whereby the fuel flow to the engine is at a restricted rate.

REFERENCES:
patent: 1525859 (1925-02-01), Ferrari
patent: 3171331 (1965-03-01), Samuel
patent: 3357310 (1967-12-01), Rohde
patent: 3481587 (1969-12-01), Ruhnau
patent: 3487783 (1970-01-01), Curran et al.
patent: 3919989 (1975-11-01), Jarrett et al.

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