Patent ID: 9702276
Date: 2017-07-11
CPC Classifications: F01L

Claim:
1. A system for actuating at least one of two or more engine valves in an internal combustion engine, the system comprising: a hydraulic fluid supply; a valve bridge operatively connected to the two or more engine valves, the valve bridge comprising a hydraulically-actuated lost motion component, the hydraulically-actuated lost motion component further comprising a lost motion check valve; a rocker arm in fluid communication with the hydraulic fluid supply and having a motion receiving end configured to receive valve actuation motions from a valve actuation motion source and a motion imparting end configured to convey the valve actuation motions and hydraulic, fluid from the hydraulic fluid supply to the hydraulically-actuated lost motion component; and an accumulator in fluid communication with the hydraulic fluid supply and disposed upstream of the lost motion check valve.