Kanzaki Kokyukoki Mfg. Co., Ltd.

Hideaki Syokita

Hiroshi Sugimoto

Masaru Iida

Toshifumi Yasuda

Yasuhisa Mochizuki

Koji Sakata

Hidemi Harada

Masaki Watanabe

An outer circumferential surface of a trunnion shaft includes a sliding contact region that has a circular arc shape as viewed along a slanting axis line and is substantially brought into contact with an inner circumferential surface of the bearing portion in a rotatably sliding manner, and at least one suction groove that forms a pocket portion between the suction groove and the inner surface of the bearing portion. The pocket portion is opened to an inner space of housing on at least one side in an axis line direction of the trunnion shaft.

Variable displacement axial piston device

Growing community of inventors

Amagasaki, Japan

Hideaki Syokita