Patent ID: 9567881
Date: 2017-02-14
CPC Classifications: F01L,F01M

Claim:
1. A valvetrain assembly for translating force between an intermediate member in communication with a camshaft of an internal combustion engine and a valve supported in a cylinder head of the engine, and for translating lubrication from an oil pump of the engine to the intermediate member and the valve of the engine, said valvetrain assembly comprising: at least one rocker arm assembly having a substantially cylindrical inner surface, a pad spaced from said inner surface for engaging the valve of the engine, a socket spaced from said pad for engaging the intermediate member of the engine, a socket port defined in said inner surface, and a socket channel extending from said socket port to said socket; at least one elongated shaft having an outer bearing surface for supporting said inner surface of said rocker arm assembly, an inner channel spaced from said outer bearing surface and in fluid communication with the oil pump of the engine, a feed port defined in said outer bearing surface, and a feed channel extending from said feed port to said inner channel; wherein said rocker arm assembly is rotatable about said shaft between: said valvetrain assembly further including a recess disposed in said outer bearing surface of said shaft adjacent to said feed port, said recess having an elongated profile extending from said feed port to a base, said base being substantially aligned with said socket port of said rocker arm assembly when said rocker arm assembly rotates to said valve open position.