Fuel injection pump having choke means in overflow line

Details Fuel injection pump having choke means in overflow line Fuel injection pump having choke means in overflow line

1976-12-01

1978-10-03

Croyle, Carlton R.

Pumps

Expansible chamber type

Pumping member position controlled port

123139AA, F04B 704, F04B 3910

Patent

active

041181565

ABSTRACT:
The inlet of the fuel overflow line of the injection pump is provided with a choke means having at least two choke points disposed in series while a shut-off means is provided for the fuel feed line to prevent a pressure wave from entering the feed line during overflow. Various embodiments are described to show the choke means and shut-off means in separate lines, in parallel in the feed line or within each other in the feed line.

REFERENCES:
patent: 2178902 (1939-11-01), Clausen
patent: 2496804 (1950-02-01), Meitzler
patent: 3609070 (1971-09-01), Bagshaw
patent: 3910724 (1975-10-01), Okamoto
patent: 3963384 (1976-06-01), Bastenhof

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