Fuel injector needle tip

Details Fuel injector needle tip Fuel injector needle tip

1996-11-08

1999-01-19

Kashnikow, Andres

Fluid sprinkling, spraying, and diffusing

Fluid pressure responsive discharge modifier* or flow...

Fuel injector or burner

2395855, 29890143, F02M 6100

Patent

active

058606017

ABSTRACT:
A fuel injector needle has a separate pin element fixed in an axial bore in a tip end of the needle, the bore surrounded by an annular partially spherical region sealing to a valve seat. The pin element is separately manufactured and has a conical spray pattern shaping feature at one end protruding from the needle tip. The annular region can be accurately formed and finished prior to installation of the pin element.

REFERENCES:
patent: 2746800 (1956-05-01), Voit
patent: 4907745 (1990-03-01), Messingschlager

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