SOUND ABSORPTION APPARATUS

According to one embodiment, a sound absorption apparatus includes a front plate, a back plate, a diaphragm, a supporting member, a second frame, and a third frame. The front plate has a sound hole. The back plate faces the front plate. The diaphragm is provided between the front plate and the back...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ENAMITO, Akihiko, NISHIMURA, Osamu, GOTO, Tatsuhiko
Format:	Patent
Sprache:	eng
Schlagworte:	ACOUSTICS ACOUSTICS NOT OTHERWISE PROVIDED FOR METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING,NOISE OR OTHER ACOUSTIC WAVES IN GENERAL MUSICAL INSTRUMENTS PHYSICS SOUND-PRODUCING DEVICES
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Beschreibung
Zusammenfassung:	According to one embodiment, a sound absorption apparatus includes a front plate, a back plate, a diaphragm, a supporting member, a second frame, and a third frame. The front plate has a sound hole. The back plate faces the front plate. The diaphragm is provided between the front plate and the back plate. The supporting member supports the diaphragm. The supporting member includes a first frame attached to the diaphragm, a first member located inside the first frame and attached to the diaphragm, and a connecting member connecting the first frame and the first member. The second frame forms a first space between the front plate and the diaphragm. The third frame forms a second space between the back plate and the diaphragm.