Invention Grant
- Patent Title: Damper and loudspeaker using the same
- Patent Title (中): 阻尼器和扬声器使用相同
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Application No.: US12824384Application Date: 2010-06-28
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Publication No.: US08369560B2Publication Date: 2013-02-05
- Inventor: Liang Liu , Jia-Ping Wang
- Applicant: Liang Liu , Jia-Ping Wang
- Applicant Address: CN Beijing TW New Taipei
- Assignee: Tsinghua University,Hon Hai Precision Industry Co., Ltd.
- Current Assignee: Tsinghua University,Hon Hai Precision Industry Co., Ltd.
- Current Assignee Address: CN Beijing TW New Taipei
- Agency: Altis Law Group, Inc.
- Priority: CN200910190386 20090918
- Main IPC: H04R1/02
- IPC: H04R1/02
Abstract:
The present disclosure provides a damper. The damper has alternating ridges and furrows thereon and has a through hole defined at a center of the damper. The ridges and furrows are concentric. The damper includes a matrix and at least one carbon nanotube structure disposed in the matrix. The present disclosure also provides a loudspeaker using the damper.
Public/Granted literature
- US20110069860A1 DAMPER AND LOUDSPEAKER USING THE SAME Public/Granted day:2011-03-24
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