9 Acceleration sensors, not for use on bicycles or in space systems; electric actuators for controlling shake of railway rolling stock; automatic valves for controlling shake of railway rolling stock; railway rolling stock shake control systems consisting mainly of acceleration sensors, electric actuators, electric motor controllers, automatic valves, electric motor driving unit, and hydraulic pumps; controlling devices and apparatus, namely, electrical controllers for electronic railway rolling stock shake control systems, not for use as bicycle structural parts or bicycle accessories, and not for use in space systems; devices, apparatus and systems for controlling shake of railway rolling stock and structural parts thereof, namely, railway rolling stock shake control systems comprised mainly of acceleration sensors, electric actuators, electric motor controllers, automatic valves, electric motor driving unit, and hydraulic pumps