Patent ID: 11891923
Assignee: EATON INTELLIGENT POWER LIMITED
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A valvetrain for an internal combustion engine of a type that has a combustion chamber, and a moveable valve having a seat formed in the combustion chamber, comprising:
a rocker shaft;
a camshaft;
a rocker arm assembly comprising a cam follower configured to engage a cam mounted on the camshaft as the camshaft rotates and a first rocker arm pivotally mounted on the rocker shaft; and
an electromagnetic latch assembly comprising an electromagnet and a pin that translates between a first position and a second position to alter a configuration of the rocker arm assembly;
wherein the electromagnetic latch assembly is powered by a circuit that passes through the rocker shaft.