Compact reverse flow check valve assembly for a unit fluid pump-

Details Compact reverse flow check valve assembly for a unit fluid pump- Compact reverse flow check valve assembly for a unit fluid pump-

1993-02-26

1994-02-22

Miller, Carl S.

Internal-combustion engines

Charge forming device

Fuel injection system

123506, F02M 3704

Patent

active

052878384

ABSTRACT:
An improved reverse flow check valve assembly adapted for a unit fluid pump-injector including a first stop having at least one inlet passage, a second stop, and a movable check. The check includes an internal passage spaced from the inlet passage defined in the first stop.
The present embodiment has a configuration which is compact and minimizes wear without compromising performance.

REFERENCES:
patent: 4246876 (1981-01-01), Bouwkamp
patent: 4392612 (1983-07-01), Deckard et al.
patent: 4437443 (1984-03-01), Hofbauer
patent: 4478189 (1984-10-01), Fenne
patent: 4527738 (1985-07-01), Martin
patent: 4627571 (1986-12-01), Kato
patent: 4684067 (1987-08-01), Cotter
patent: 4798168 (1989-01-01), Ganser
patent: 4831989 (1989-05-01), Haines
patent: 5121730 (1992-06-01), Ausman et al.
patent: 5219122 (1993-06-01), Iwanaga

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