String musical instrument having a keyboard
AssigneeNippon Gakki Seizo Kabushiki Kaisha
InventorKazuo Murakami
Life of this patent
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Abstract
A keyboard musical instrument comprises a plurality of juxtaposed movable key units and a plurality of juxtaposed strings, each of which has one end fixed to the corresponding key unit and the other end immovably attached to the body of the key board musical instrument and is vibrated at a prescribed frequency upon operation of the corresponding key unit, wherein each string is prevented from making vibration by a stationary damping member while the corresponding key unit remains inoperative and commences vibrations at a prescribed frequency upon operation of the key unit; and the vibrations are electrically detected by pickup devices and, after amplified, are sent forth through a loud-speaker as a musical tone.
Claims15
A keyboard musical instrument comprising:
- a plurality of juxtaposed key units, each provided with a playing key at one end;
- p1 a plurality of juxtaposed strings, each string having an effective length to produce a musical tone at a prescribed frequency, one end of each of said strings being directly and fixedly connected to the other end of a corresponding one of said key units and the other end thereof being immovably fixed to the body of said musical instrument;
- damping means which is pressed against said strings when the corresponding key units are not operated, thereby suppressing the vibration of said strings;
- and
- pickup means disposed close to each string at right angles thereto so as to electrically detect the vibrations of said each string produced upon operation of the corresponding one of said key units.
The keyboard musical instrument according to calim 7, wherein said other end of the other of the key shank and the swing lever forms a convex section engageable with said concave section.
Dependencies are inferred from the claim text.