Orum & Roth
Vane pump
In a vane pump, a bottom surface of a suction side low pressure passage is set to be below a bottom surface of a return passage of a flow control valve in a cross portion between the return passage and the low pressure passage.
Showa Corporation
F F
F04C F04C
inventional inventional
Kazuhiko Isamu Katsuya
Koyama Kikuchi Arakawa