Title:
A LOUDSPEAKER WHICH HAS A TRANSPARENT DIAPHRAGM AND BIG VOICE COIL.
Document Type and Number:
WIPO Patent Application WO/2009/015554
Kind Code:
A1
Abstract:
A loudspeaker which has a transparent diaphragm and a big voice coil, includes a diaphragm(2),a corrugated rim(1), a voice coil(3) and a magnetic circuit system. The voice coil (3) is fixed at the edge of the diaphragm(2). The diaphragm(2) is made of transparent material, and except the periphery portion, the diaphragm(2) isn't connected to other components. This structure solves the disadvantage that the audio quality is affected by the partition vibration and side ring reverse vibration existed in general loudspeaker, and provides a good appearance.
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Inventors:
WU GENGSHENG (CN)
ZHOU YAOLIANG (CN)
ZHOU YAOLIANG (CN)
Application Number:
PCT/CN2008/001361
Publication Date:
February 05, 2009
Filing Date:
July 24, 2008
Export Citation:
Assignee:
SHENZHEN LANGUANG IMP & EXP CO (CN)
WU GENGSHENG (CN)
ZHOU YAOLIANG (CN)
WU GENGSHENG (CN)
ZHOU YAOLIANG (CN)
International Classes:
H04R9/06; H04R11/02; H04R7/18
Foreign References:
US20050089187A1 | 2005-04-28 | |||
US20040037447A1 | 2004-02-26 | |||
US6754363B2 | 2004-06-22 | |||
CN2452230Y | 2001-10-03 | |||
CN1402590A | 2003-03-12 |
Attorney, Agent or Firm:
SHENZHEN ZHONGZHI PATENT & TRADEMARK AGENT CO., LTD. (No. 1001 Shangbu Zhong RoadShenzhen, Guangdong 1, CN)
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