发明授权
- 专利标题: Speaker diaphragm, speaker, device, and method for manufacturing speaker diaphragm
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申请号: US14790058申请日: 2015-07-02
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公开(公告)号: US09668058B2公开(公告)日: 2017-05-30
- 发明人: Toshiyuki Matsumura , Shuji Saiki
- 申请人: Panasonic Intellectual Property Management Co., Ltd.
- 申请人地址: JP Osaka
- 专利权人: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- 当前专利权人: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- 当前专利权人地址: JP Osaka
- 代理机构: Greenblum & Bernstein, P.L.C.
- 优先权: JP2014-141556 20140709; JP2014-141557 20140709; JP2015-050974 20150313
- 主分类号: H04R7/18
- IPC分类号: H04R7/18 ; H04R31/00
摘要:
A speaker diaphragm includes: a vibrator; and a suspension adhered to an outer peripheral part of the vibrator and supporting the vibrator so that the vibrator can vibrate, at least part of the suspension including a top surface member constituting a top surface part of the suspension, a rear surface member constituting a rear surface part of the suspension, and an intermediate member between the top surface member and the rear surface member, these members being stacked, the intermediate member having a rigidity lower than that of at least one of the top surface member and the rear surface member, the top surface member having one or more first holes, the rear surface member having one or more second holes, and at least some of the first holes and second holes being dispose so as to overlap across the intermediate member in a direction in which the members are stacked.
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