Fluid sprinkling – spraying – and diffusing – Fluid pressure responsive discharge modifier* or flow... – Fuel injector or burner
Patent
1987-04-10
1988-10-11
Kashnikow, Andres
Fluid sprinkling, spraying, and diffusing
Fluid pressure responsive discharge modifier* or flow...
Fuel injector or burner
2395338, F02M 4700
Patent
active
047765186
ABSTRACT:
A fuel injection valve for injecting fuel pumped from a fuel injection pump into a combustion chamber of an internal combustion engine, comprises a valve housing with a fuel inlet and fuel injection openings, a nozzle attached to the valve housing, a first fuel passage for communicating the injection openings with the fuel inlet, a first slidable needle valve element, a first spring for urging the first needle valve element so as to close the first fuel passage, a pin disposed for providing an axial gap between the first needle valve element and itself, a second spring for uring the pin towards the first needle valve element, back pressure chambers for surrounding one end portion of the first needle valve element, a second fuel passage for communicating the back pressure chambers with the fuel inlet, an ON-OFF valve for opening or closing the second fuel passage, and an orifice disposed in a bypass passage bypassing the ON-OFF valve.
REFERENCES:
patent: 3738576 (1973-06-01), O'Neill
patent: 3997117 (1976-12-01), Kohler et al.
patent: 4165724 (1979-08-01), Yamamoto et al.
patent: 4167168 (1979-09-01), Yamamoto
patent: 4402456 (1983-09-01), Schneider
patent: 4403740 (1983-09-01), Eblen et al.
patent: 4427152 (1984-01-01), Sisson
patent: 4684067 (1987-08-01), Cotter et al.
"UFIS-A New Diesel Injection System", J. A. Kimberley et al., American Bosch Div., AMBAC Industries, Inc., Society of Automotive Engineers, International Automotive Engineering Congress and Exposition, Detroit, 2/28-3/4/77.
Kashnikow Andres
Merritt Karen B.
Nippondenso Co. Ltd.
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