Fuel injector check valve

Details Fuel injector check valve Fuel injector check valve

1996-10-11

1998-08-25

Ferensic, Denise L.

Fluid handling

Line condition change responsive valves

Direct response valves

13754321, 123506, F16K 1500

Patent

active

057974276

ABSTRACT:
A diesel engine unit injector is combined with a check valve having fuel delivery passages (notches or slots) with radially-inner edges that are concave in shape whereby areas of relatively high-velocity interfacial flow between the check valve disc and the surface on which it closes are minimized.

REFERENCES:
patent: 2200903 (1940-05-01), Stephens
patent: 2430427 (1947-11-01), Katcher
patent: 3580273 (1971-05-01), Scgwarz et al.
patent: 3862281 (1975-01-01), Uchiyama
patent: 5251871 (1993-10-01), Suzuki
patent: 5328094 (1994-07-01), Goetzke et al.

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