Fuel injector

Details Fuel injector Fuel injector

1999-08-04

2000-04-25

Kashnikow, Andres

Fluid sprinkling, spraying, and diffusing

Fluid pressure responsive discharge modifier* or flow...

Fuel injector or burner

2395333, 23953311, 239583, 239584, F02M 6100

Patent

active

06053432&

ABSTRACT:
A fuel injector comprising a nozzle body, a bore provided in the nozzle body within which a valve needle is slidable, the valve needle and the bore being shaped to include a guide region where the valve needle and the bore are of substantially identical diameter, the engagement between the valve needle and the bore in the guide region serving to guide the valve needle for sliding movement within the bore, wherein the fuel injector includes a collar extending around part of the nozzle body, the collar engaging the nozzle body to restrict dilation of the bore in at least part of the guide region.

REFERENCES:
patent: 3323726 (1967-06-01), Heintz
patent: 3669361 (1972-06-01), Guert
patent: 4813600 (1989-03-01), Shultz et al.
patent: 5738283 (1998-04-01), Potz et al.

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