Mitsubishi Heavy Industries Limited

Kunimitsu Shimoyama

Hiroshi Saito

Shigeyuki Mori

Shuichi Nakayama

An actuation system includes a pump assembly configured to form a pump chamber, an actuator having first and second chambers and a movable member and configured to convert pressures applied to the first and second chambers into a movement of the movable member, and a valve section. The valve section has a plurality of positions set by a controller, and the plurality of positions includes a first position in which the valve section opens the first flow path and closes the second flow path, a second position in which the valve section closes the first flow path and opens the second flow path, and a neutral position in which the valve section closes the first and second flow paths.

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Aichi-ken, Japan

Kunimitsu Shimoyama