OIL CONTROL VALVE FOR CAM PHASER

An oil control valve for controlling a cam phaser includes a valve housing, a recirculation housing, a spool guide, a spool, a first and second recirculation valve, and a one-way inlet valve. The valve housing has a pressure inlet port, a first bore having a first inner surface, a first port, and a...

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Bibliographic Details
Main Authors Huerta Ortiz, Rolando, McCarroll, Michael E
Format Patent
LanguageEnglish
Published 26.11.2020
Subjects
BLASTING
CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
ENGINE PLANTS IN GENERAL
HEATING
LIGHTING
MACHINES OR ENGINES IN GENERAL
MECHANICAL ENGINEERING
STEAM ENGINES
WEAPONS
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Summary:An oil control valve for controlling a cam phaser includes a valve housing, a recirculation housing, a spool guide, a spool, a first and second recirculation valve, and a one-way inlet valve. The valve housing has a pressure inlet port, a first bore having a first inner surface, a first port, and a second port. The recirculation housing has a first slot, a second slot, a second bore having a second inner surface, and a first outer surface. A first recirculation valve is disposed in the first slot of the recirculation housing. A second recirculation valve is disposed in the second slot of the recirculation housing. The one-way inlet valve disposed in the pressure inlet port. The recirculation housing and spool are each slidingly disposed to have a first, second, and third modes.
Bibliography:Application Number: US201916420550