Roland Corporation

Kousuke Ishikawa

Hitoshi Sato

Yutaka Goto

A keyboard device includes keys, drive devices, a housing, and a fan. The keys are arranged side by side in a scale direction. The drive devices apply, to the keys, a driving force swinging the key. The housing includes a shelf plate supporting the drive devices. The fan is attached to an upper side of the shelf plate of the housing and exhausts air in the housing to outside. The shelf plate includes an air intake port for sucking in air outside the housing by the fan.

Growing community of inventors

Shizuoka, Japan

Kousuke Ishikawa