Invention Grant
- Patent Title: Micro speaker
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Application No.: US13380428Application Date: 2010-06-23
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Publication No.: US09961447B2Publication Date: 2018-05-01
- Inventor: Susanne Windischberger , Maria Papakyriacou
- Applicant: Susanne Windischberger , Maria Papakyriacou
- Applicant Address: CN Beijing
- Assignee: Sound Solutions International Co., Ltd.
- Current Assignee: Sound Solutions International Co., Ltd.
- Current Assignee Address: CN Beijing
- Agency: Dykema Gossett PLLC
- Agent Steven McMahon Zeller
- Priority: EP09163935 20090626
- International Application: PCT/IB2010/052846 WO 20100623
- International Announcement: WO2010/150203 WO 20101229
- Main IPC: H04R25/00
- IPC: H04R25/00 ; H04R7/10 ; H04R1/22 ; H04R31/00 ; H04R7/22 ; H04R9/06
Abstract:
A speaker comprises a permanent magnet (2) and a coil (8) positioned around the permanent magnet (2) and attached to a membrane (10), wherein the membrane comprises an elastomer of thickness less than 0.3 mm and with a Young's modulus below 100 MPa.
Public/Granted literature
- US20120093353A1 Micro Speaker Public/Granted day:2012-04-19
Information query
