Kawasaki Jukogyo Kabushiki Kaisha

Stanley Electric Co., Ltd

Yoshinobu Yamamoto

Shinichi Nakano

Mikio Domoto

Tadashi Nomura

Makoto Baino

Shoichi Bamba

To provide a headlight device, in which a change of the region of illumination afforded by the headlamp can be initiated substantially punctual to the start of cornering of the motorcycle, the headlight device includes a headlamp for illuminating forwardly of the motorcycle, a light-distribution adjusting mechanism for changing a region of illumination, a bank angle detecting unit for detecting a bank angle &#x3b4; of the motorcycle in reference to an angular velocity &#x3c9;y about a vertical axis of the motorcycle, an angular velocity &#x3c9;r about a longitudinal axis of the motorcycle and a motorcycle velocity v, and a light-distribution controller for controlling the light-distribution adjusting mechanism based on the detected bank angle &#x3b4; to change the region of illumination into an area further away from and at least inwardly of a direction of turn of the motorcycle during a cornering.

Motorcycle headlight device

A headlight device () for motor vehicle includes a plurality of headlight units (and). At least one of those headlight units is a movable headlight unit () having a light distribution adjusting mechanism () for changing a range of illumination during a cornering of the motor vehicle.

Vehicle headlight device

Growing community of inventors

Kakogawa, Japan

Yoshinobu Yamamoto