Gas admission valve including seal redundancy, and method of sealing a gas admission valve
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United States of America Patent
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Mar 19, 2024
Grant Date -
Jan 19, 2023
app pub date -
Jul 19, 2021
filing date -
Jul 19, 2021
priority date (Note) -
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Abstract
Gas admission valve assembly includes a housing, an elongated valve guide disposed within a central bore of the housing, a valve including a valve stem slidably disposed within the valve guide and a valve head selectively engagable with a valve seat of the housing to control flow between gas entry and exit openings into a housing entry chamber. First and second stem seals are disposed at opposite ends of the valve guide in sealing engagement with the valve stem between the valve stem and the central bore of the housing distally and the valve guide proximally.
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