ROCKER ARM ASSEMBLY WITH IMPROVED LATCH PIN ASSEMBLY
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United States of America
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Issued Date -
Mar 6, 2025
app pub date -
Oct 31, 2022
filing date -
Oct 31, 2022
priority date (Note) -
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status (Latency Note)
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Abstract
A rocker arm assembly including a cam side rocker arm portion configured to selectively rotate about a pivot location. A latch pin assembly is provided for selectively latching and deactivating rotation of the cam side rocker arm portion relative to the valve side rocker arm portion about the pivot location. The latch pin assembly includes a latch pin moveable within a cam side bore and a valve side bore. The latch pin includes an outer peripheral surface having a first portion and a second portion. The first portion has a first diameter that is less than a second diameter of the second portion. At least one of the outer peripheral surface of the latch pin or inner surfaces of the cam side bore and the valve side bore is frustoconical-shaped.
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