137399 ⎘
Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations; Auxiliary actuators for variable valve timing Pneumatic motors
Switchable actuation device for a poppet valve in an internal combustion engine, internal combustion engine and motor vehicle
#2Actuation apparatus
#3Pneumatic system for an internal combustion engine
#4Sliding cam system
#5Valve drive for an internal combustion engine
#6Variable valve mechanism of internal combustion engine
#7Control valve with annular poppet check valve
#8Operating internal combustion engines
#9Variable valve timing method and mechanism