- 专利标题： Sound generator for mobile entities
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申请号： US16493348申请日： 2018-02-28
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公开(公告)号： US11070908B2公开(公告)日： 2021-07-20
- 发明人: Hiroyuki Dohi , Satoru Hiwatari , Takayuki Negishi , Hiroyuki Kobayashi
- 申请人： PIONEER CORPORATION , TOHOKU PIONEER CORPORATION
- 申请人地址： JP Tokyo; JP Tendo
- 专利权人： PIONEER CORPORATION,TOHOKU PIONEER CORPORATION
- 当前专利权人： PIONEER CORPORATION,TOHOKU PIONEER CORPORATION
- 当前专利权人地址： JP Tokyo; JP Tendo
- 代理机构： Nixon & Vanderhye
- 优先权： JPJP2017-048662 20170314,JPJP2017-048663 20170314,JPJP2017-048664 20170314,JPJP2017-048665 20170314,JPJP2017-048666 20170314,JPJP2017-048667 20170314
- 国际申请： PCT/JP2018/007618 WO 20180228
- 国际公布： WO2018/168478 WO 20180920
- 主分类号： H04R1/28
- IPC分类号： H04R1/28 ; H04R1/02 ; H04R9/06
摘要：
A speaker unit emits a sound towards a box-like space formed by a vehicle. The speaker unit is accommodated in an enclosure. At least one of the enclosure and the speaker unit is provided with a tubular member and/or a vibration member configured to generate a resonance sound of a frequency different from a lowest resonance frequency of the speaker unit. At least a part of the enclosure also serves as a body of the vehicle.
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