Fuel injector

Details Fuel injector Fuel injector

1998-05-11

2000-02-15

Morris, Lesley D.

Fluid sprinkling, spraying, and diffusing

Injection nozzle opened by relieving supply

2395339, 2395338, F02M 4116

Patent

active

060242973

ABSTRACT:
A fuel injector is described which comprises an outer valve needle biased into engagement with a seating to control the supply of fuel to one or more outlet apertures, an inner valve member slidable within a bore formed in the outer valve needle and engageable with a seating to control the fuel supply to one or more further outlet apertures, the inner valve member and outer valve needle together defining a control chamber. A control valve controls the operation of the inner valve member by controlling the fuel pressure within the control chamber.

REFERENCES:
patent: 3982694 (1976-09-01), Bailey
patent: 4151958 (1979-05-01), Hofman
patent: 4407457 (1983-10-01), Seifert
patent: 5551634 (1996-09-01), Raab et al.

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