Title:
DIAPHRAGM AND LOUDSPEAKER APPARATUS
Document Type and Number:
WIPO Patent Application WO/2016/141745
Kind Code:
A1
Abstract:
Disclosed are a diaphragm and loudspeaker apparatus. The diaphragm comprises a diaphragm main body and a reinforcement unit combined at a central position of the diaphragm main body. The reinforcement unit comprises a carbon fiber sheet layer. The diaphragm in the present invention employs a comparatively light and stiff carbon fiber sheet as a reinforcement unit, fully meeting the needs of a loudspeaker apparatus with respect to diaphragm acoustic performance. (FIG. 1)
Inventors:
CHANG XIULI (CN)
YANG JIANBIN (CN)
YANG JIANBIN (CN)
Application Number:
PCT/CN2015/097753
Publication Date:
September 15, 2016
Filing Date:
December 17, 2015
Export Citation:
Assignee:
GOERTEK INC (CN)
International Classes:
H04R7/06
Foreign References:
| CN104703100A | 2015-06-10 | |||
| CN204442651U | 2015-07-01 | |||
| CN204442650U | 2015-07-01 | |||
| CN101990147A | 2011-03-23 | |||
| CN101990148A | 2011-03-23 | |||
| US20070286448A1 | 2007-12-13 |
Other References:
See also references of EP 3247131A4
Attorney, Agent or Firm:
BEYOND TALENT PATENT AGENT FIRM (CN)
北京博雅睿泉专利代理事务所（特殊普通合伙） (CN)
北京博雅睿泉专利代理事务所（特殊普通合伙） (CN)
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