US 12,456,444 B2
Keyboard device and cooling method of drive device
Hitoshi Sato, Shizuoka (JP); Yutaka Goto, Shizuoka (JP); and Kousuke Ishikawa, Shizuoka (JP)
Assigned to Roland Corporation, Shizuoka (JP)
Filed by Roland Corporation, Shizuoka (JP)
Filed on Oct. 19, 2023, as Appl. No. 18/489,858.
Claims priority of application No. 2022-185679 (JP), filed on Nov. 21, 2022.
Prior Publication US 2024/0169964 A1, May 23, 2024
Int. Cl. G10H 1/34 (2006.01)
CPC G10H 1/346 (2013.01) 20 Claims
OG exemplary drawing
 
1. A keyboard device comprising:
a plurality of keys arranged side by side in a scale direction;
a plurality of drive devices that apply, to the plurality of keys, a driving force swinging the key;
a housing that comprises a shelf plate supporting the plurality of drive devices; and
a fan that is attached to an upper side of the shelf plate of the housing and exhausts air in the housing to outside, wherein
the shelf plate comprises an air intake port for sucking in air outside the housing by the fan.