Invention Grant
- Patent Title: Damper for speaker and speaker using the damper
- Patent Title (中): 使用减震器的扬声器和扬声器的阻尼器
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Application No.: US12162021Application Date: 2007-04-03
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Publication No.: US08428298B2Publication Date: 2013-04-23
- Inventor: Kimihiro Ando , Kazuyoshi Umemura
- Applicant: Kimihiro Ando , Kazuyoshi Umemura
- Applicant Address: JP Osaka
- Assignee: Panasonic Corporation
- Current Assignee: Panasonic Corporation
- Current Assignee Address: JP Osaka
- Agency: Wenderoth, Lind & Ponack, LLP.
- Priority: JP2006-102696 20060404
- International Application: PCT/JP2007/057447 WO 20070403
- International Announcement: WO2007/114434 WO 20071011
- Main IPC: H04R1/00
- IPC: H04R1/00 ; H04R7/00 ; G10K13/00
Abstract:
A speaker has high sound quality by reducing resonance of curved parts in a speaker damper without decreasing sound pressure and by providing high linearity characteristic. In a damper for a speaker formed by including at least two curved parts, an elastic member is provided at least on one side or on both sides of a peripheral part in a movable part of the damper or provided in the material.
Public/Granted literature
- US20090028377A1 DAMPER FOR SPEAKER AND SPEAKER USING THE DAMPER Public/Granted day:2009-01-29
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