Keihin Corporation

Honda Motor Co., Ltd.

Yamada Manufacturing Co., Ltd.

Syu Murayama

Yoshimichi Tsubata

Naoki Oikawa

Shigeto Ryuen

Shunsuke Yoshida

Kenichi Fujiki

Toru Kobayashi

Kenji Suda

Isamu Shinbori

Ken Kaneko

Takahiro Satou

Yuji Senbongi

Shinichiro Tomoda

Kentaro Yamanaka

Yuhki Jyo

Haruyo Kobayashi

Yoshiharu Segawa

A hydraulic control apparatus is provided including: an electromagnetic valve that has an input port communicating with a supply destination unit of oil and a control port that is switched between communication and disconnection by resultant force of a hydraulic pressure of the supply destination unit and electromagnetic force; a variable displacement pump which has a suction port communicating with a supply source of the oil, an ejection port communicating with the supply destination unit, and a control chamber communicating with the control port and rotates in accordance with drive of the supply destination unit, in which an amount of the oil ejected to the supply destination unit through the ejection port changes in accordance with a pressure in the control chamber; and a control unit that controls a value of a necessary current that is caused to flow through the electromagnetic valve.

Hydraulic control apparatus and hydraulic control method

An integrated body comprises an upper body, a lower body, and a plurality of valves, and an intermediate plate is interposed between the upper body and the lower body. A plurality of linear solenoid valves are attached to one side surface and a plurality of directional control valves are attached to other side surface on the upper body. The lower body has a plurality of shift valves for shifting a flow of an output fluid output from the linear solenoid valves. Also, the lower body is provided with a plurality of accumulators and an input-output port portion.

Solenoid valve device

Growing community of inventors

Shioya, Japan

Syu Murayama