Fuel injector

Details Fuel injector Fuel injector

2005-01-11

2005-01-11

Kim, Christopher (Department: 3752)

Fluid sprinkling, spraying, and diffusing

Unitary injection nozzle and pump or accumulator plunger

C239S533300

Reexamination Certificate

active

06840458

ABSTRACT:
A fuel injector includes a needle valve for injecting fuel from an injection port, a cylindrical member containing therein a pushing spring to the needle valve and a sleeve body for receiving the cylindrical member in an abutment condition so as to expose the injection port. A support portion having an enlarged diameter toward an inner circumference of the sleeve body is provided in a part of an outer circumference of the cylindrical member. A posture of the other cylindrical members may be corrected by the cylindrical member having the support portion.

REFERENCES:
patent: 5632444 (1997-05-01), Camplin et al.
patent: 6007000 (1999-12-01), DeLuca
patent: 6371382 (2002-04-01), Niethammer et al.
patent: 60-222555 (1985-11-01), None

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