Oil Circuit and Spool Valve for Selective Control of Variable Valve Lift Systems
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Mar 20, 2025
app pub date -
Dec 5, 2024
filing date -
Dec 5, 2024
priority date (Note) -
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status (Latency Note)
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Abstract
A spool valve assembly operable for an automatic control of an oil flow, the spool valve assembly including an outer case, a spool valve configured to slide axially within the outer case, a first inlet port on the outer case configured for connecting with a first oil gallery, wherein the first oil gallery is operable as an outlet of a first oil control valve, a second inlet port on the outer case configured for connecting with a second oil gallery, wherein the second oil gallery is operable as an outlet of a second oil control valve, a spool outlet on the outer case configured for connecting with a third oil gallery, and a return spring configured to cause the spool valve to return to a rest position.
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