Keyboard apparatus and electronic keyboard instrument

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10657939
APP PUB NO 20190035371A1
SERIAL NO

16133756

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A keyboard apparatus includes: keys; at least one frame configured to support at least one of the keys; at least one bendable portion disposed between one of the keys and the frame and having flexibility in a scale direction; and a coupler configured to couple the bendable portion and the key to each other attachably and detachably. Two couplers each as the coupler which correspond respectively to the keys adjacent to each other are disposed respectively at positions different from each other in a longitudinal direction of the key.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
YAMAHA CORPORATION10-1 NAKAZAWA-CHO CHUO-KU HAMAMATSU-SHI SHIZUOKA 430-8650

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ichiki, Shunsuke Hamamatsu, JP 31 89

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