Ebara Corporation

Chishiro Yamashita

Masao Shinoda

Shimpei Miyakawa

A vane-type hydraulic motor includes a rotor () having a main shaft () and a plurality of vanes (), a cam casing () having a chamber () for rotatably housing the rotor (), a first port () and a second port () for supplying a working fluid into the chamber () and discharging the working fluid from the chamber (). A bypass path () is provided for allowing the working fluid to flow from bearing portions () supporting the main shaft (). A drain port () is provided for discharging the working fluid to the exterior.

Growing community of inventors

Fujisawa, Japan

Chishiro Yamashita