Fluid sprinkling – spraying – and diffusing – Fluid pressure responsive discharge modifier* or flow... – Fuel injector or burner
Patent
1989-09-22
1990-10-16
Kashnikow, Andres
Fluid sprinkling, spraying, and diffusing
Fluid pressure responsive discharge modifier* or flow...
Fuel injector or burner
2395339, F02M 6110
Patent
active
049628909
ABSTRACT:
A two-stage opening fuel injection valve assembly, including a valve element having an initial position providing a zero flow rate of fuel through the valve assembly, a first critical position displaced a predetermined distance from the initial position and providing a first flow rate of fuel through the valve assembly, a second critical position further displaced a predetermined distance from the first critical position and providing a second flow rate of fuel through the valve assembly, first and second movable members engageable with the valve element independently of each other, a flange member constantly engaged by the valve element and engageable with each of the first and second movable members, a first spring urging the first movable member to engage the flange member when the valve element is held in the initial position, the first spring being operative to maintain the engagement between the first movable member and the flange member when the valve element is located between the initial position and the first critical position, and a second spring urging the second movable member to engage the flange member when the valve element is moved from the initial position to one of the first and second critical positions, the second spring being operative to maintain the engagement between the second movable member and the flange member when the valve element is located between the first and second critical positions.
REFERENCES:
patent: 4359191 (1982-11-01), Uchida
patent: 4390129 (1983-06-01), Uchida
patent: 4448356 (1984-05-01), Nakajima et al.
patent: 4768719 (1988-09-01), Straubel et al.
Kurosawa Shiro
Sato Kazuhiko
Shindo Takashi
Diesel Kiki Co. Ltd.
Kashnikow Andres
Merritt Karen B.
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