KEYBOARD DEVICE AND INTERLOCKING METHOD OF HAMMER
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United States of America Patent
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Issued Date -
Jun 27, 2024
app pub date -
Oct 6, 2023
filing date -
Dec 27, 2022
priority date (Note) -
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status (Latency Note)
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Abstract
A keyboard device includes a support member, a plurality of keys swingably supported by the support member and arranged side by side in a scale direction, and a hammer interlocked with swinging of each key. The hammer includes a receiving part recessed downward. Each key includes a protrusion protruding downward and inserted into the receiving part. An arc surface is formed on at least one of a bottom surface of the receiving part and a lower surface of the protrusion. When each key swings, the protrusion rotates about a center of a circle including the arc surface.
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