Injector arrangement

Details Injector arrangement Injector arrangement

1997-10-22

1999-06-29

Weldon, Kevin

Fluid sprinkling, spraying, and diffusing

Unitary injection nozzle and pump or accumulator plunger

239127, 2395338, F02M 4702

Patent

active

059156236

ABSTRACT:
An injector arrangement is disclosed which comprises a valve needle urged into engagement with a seating under the action of the pressure of fuel within a control chamber. A needle control valve controls communication between a source of fuel at high pressure and the control chamber, and also between the control chamber and a low pressure drain. The needle control valve includes a valve member including an end which is engageable with a surface extending in a plane normal to the axis of the valve member to close a port communicating with the low pressure drain.

REFERENCES:
patent: 4758169 (1988-07-01), Steiger
patent: 4852808 (1989-08-01), Yamamoto
patent: 4934599 (1990-06-01), Hasagawa
patent: 5072882 (1991-12-01), Taue et al.
patent: 5167370 (1992-12-01), Henkel
patent: 5542610 (1996-08-01), Augustin

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