High-pressure fuel-feed pump having a slit on the upper wall of

Details High-pressure fuel-feed pump having a slit on the upper wall of High-pressure fuel-feed pump having a slit on the upper wall of

1997-11-12

1999-07-13

Freay, Charles G.

Pumps

Expansible chamber type

Biasing means effects induction stroke of abutment driven,...

417569, 921691, F04B 1922

Patent

active

059217600

ABSTRACT:
A high-pressure fuel-feed pump comprising: a pump body a locking member screwed to the pump body; a cylinder arranged between the locking member and the pump body, the cylinder including a fixing portion for receiving a compression force in a longitudinal direction when the locking member is screwed to the pump body, and a sliding portion continuous with the fixing portion and extending in the longitudinal direction; a plunger reciprocapable in the sliding portion of the cylinder; and a driving member for driving the plunger; wherein the fixing portion of the cylinder has a slit formed therein.

REFERENCES:
patent: 2880043 (1959-03-01), Landis
patent: 3209659 (1965-10-01), Colwell
patent: 3333513 (1967-08-01), Wettstein
patent: 5567134 (1996-10-01), Inoue

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