Aisin Aw Co., Ltd.

Shinya Ichikawa

Kenichi Tsuchida

Yoshimitsu Hyodo

Koji Makino

Masamichi Yamaguchi

Kazuki Kojima

A range switching device for switching supply and non-supply of a source pressure based on a hydraulic pressure from a hydraulic pressure generating source to a parking device, the parking device being switched into a parking release state while the source pressure is supplied thereto and being switched into a parking state while the source pressure is not supplied thereto.

Range switching device

A hydraulic control device that includes a normally closed first solenoid valve, a first check valve, a failsafe valve, and a second check valve, wherein the first movable member of the first check valve is biased to cut off the communication between the first input port and the first drain port in case of the failure in which no current is applied to the first solenoid valve.

Growing community of inventors

Anjo, Japan

Shinya Ichikawa