Diesel injection nozzle

Details Diesel injection nozzle Diesel injection nozzle

2005-06-21

2005-06-21

Nguyen, Dinh Q. (Department: 3752)

Fluid sprinkling, spraying, and diffusing

Fluid pressure responsive discharge modifier* or flow...

Fuel injector or burner

C239S533300, C239S533800, C239S088000, C251S333000

Reexamination Certificate

active

06908049

ABSTRACT:
An annular notch is provided in the body seat associated with the nozzle valve of an ALCO-type diesel injector. The notch extends from (i) an upper edge that is on the seat and is above the imaginary edge that would have been the sac inlet edge had the notch not been provided to (ii) a lower edge below such imaginary edge. The notch has a lowest wall that, at least at the portion of its length where such lowest wall approaches such lower edge, has a given angle-to-vertical of less than 60°.

REFERENCES:
patent: 2927737 (1960-03-01), Werner et al.
patent: 3980237 (1976-09-01), Parrish, Jr.
patent: 5033679 (1991-07-01), Golev et al.
patent: 5467924 (1995-11-01), Buescher
patent: 5725157 (1998-03-01), DeLuca
patent: 6007000 (1999-12-01), DeLuca
patent: 6491237 (2002-12-01), Coppola et al.

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