Keyboard musical instrument
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United States of America Patent
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May 19, 2015
Grant Date -
Jul 24, 2014
app pub date -
Jan 22, 2014
filing date -
Jan 22, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
A keyboard musical instrument, including: a key; a board; a first member formed of a material different from a material of the board; a first acoustic transducer configured to vibrate the board in accordance with a drive signal supplied thereto; and a second acoustic transducer configured to vibrate the first member in accordance with a drive signal supplied thereto.
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