Cylinder head assembly and axially located igniter sleeve for same
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United States of America Patent
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Feb 21, 2023
Grant Date -
N/A
app pub date -
Nov 19, 2021
filing date -
Nov 19, 2021
priority date (Note) -
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status (Latency Note)
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Abstract
A cylinder head assembly includes a cylinder head having a top deck, a fire deck, and an igniter post extending upward from the fire deck. An igniter sleeve is within an igniter bore in the cylinder head and includes a locating surface clamped against an upward facing stop surface of the cylinder head. A tip coolant clearance is defined axially between a sleeve tip and the fire deck, and a body coolant clearance is defined peripherally between the igniter sleeve and the cylinder head and is continuously circumferential of the igniter sleeve axially between the sleeve tip and a coolant cavity formed in the cylinder head.
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