发明名称 ACOUSTIC REPRODUCTION APPARATUS AND SOUND-COLLECTING ACOUSTIC REPRODUCTION APPARATUS
摘要 This acoustic reproduction device can suppress a loss in sense of volume and sense of comfort. The acoustic reproduction device causes a user to hear sound and is provided with a vibration unit (10), which includes a piezoelectric element (101) that flexes and a panel (102) that vibrates by being bent directly by the piezoelectric element (101), and with a holder (60), which holds the vibration unit (10) at a position where the vibration unit (10) contacts the user's ear.
申请公布号 EP2991376(A1) 申请公布日期 2016.03.02
申请号 EP20140788577 申请日期 2014.04.23
申请人 KYOCERA CORPORATION 发明人 INAGAKI, TOMOHIRO
分类号 H04R25/02;H04R17/00 主分类号 H04R25/02
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