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Title:
SPEAKER VIBRATOR AND SPEAKER DEVICE
Document Type and Number:
WIPO Patent Application WO/2011/077560
Kind Code:
A1
Abstract:
Provided is a speaker vibrator for obtaining a speaker device having a base reproduction ability. A speaker vibrator (a100) which vibrates by the operation of a driving unit, comprising a plurality of diaphragms, wherein a diaphragm connection unit (a20) is provided between a first diaphragm (a11) and a second diaphragm (a12) which are opposed to each other, to interlock the first diaphragm (a11) and the second diaphragm (a12) so that they move close to or depart from each other.

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Inventors:
KOBAYASHI HIROYUKI (JP)
HIKICHI TOSHIHIRO (JP)
NAGASAWA TAKUEI (JP)
TAKAYAMA KOJI (JP)
MAEKAWA KOJI (JP)
OSHIMA KENICHI (JP)
ABE YASUHISA (JP)
HORIGOME MINORU (JP)
Application Number:
PCT/JP2009/071639
Publication Date:
June 30, 2011
Filing Date:
December 25, 2009
Export Citation:
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Assignee:
PIONEER CORP (JP)
PIONEER TOHOKU CORP (JP)
KOBAYASHI HIROYUKI (JP)
HIKICHI TOSHIHIRO (JP)
NAGASAWA TAKUEI (JP)
TAKAYAMA KOJI (JP)
MAEKAWA KOJI (JP)
OSHIMA KENICHI (JP)
ABE YASUHISA (JP)
HORIGOME MINORU (JP)
International Classes:
H04R1/28; H04R9/04; H04R9/06
Domestic Patent References:
WO2009095984A12009-08-06
Foreign References:
JP2006345498A2006-12-21
JPH0279693U1990-06-19
US20050127233A12005-06-16
US20050253298A12005-11-17
US20050128232A12005-06-16
US20050253299A12005-11-17
JP2008051197W2008-01-28
JP2008068580A2008-03-17
JP2008069480A2008-03-18
JP2008069269A2008-03-18
JP2009053752A2009-03-06
JP2009053592A2009-03-06
JP2009050764A2009-03-04
JP2009055533A2009-03-12
JP2009055496A2009-03-09
JP2009055497A2009-03-09
JP2009055498A2009-03-09
JP2009055534A2009-03-09
JP2009055523A2009-03-09
JP2009055524A2009-03-09
JP2009055525A2009-03-09
JP2009055526A2009-03-09
JP2009055527A2009-03-09
JP2009055528A2009-03-09
JP2009062482A2009-03-16
JP2009062483A2009-03-16
JP2009062484A2009-03-16
JP2009062477A2009-03-16
JP2009062478A2009-03-16
JP2009062479A2009-03-16
JP2009062480A2009-03-16
JP2009062481A2009-03-16
JP2009063524A2009-02-20
JP2009063525A2009-02-19
JP2009063526A2009-02-20
JP2009063527A2009-02-20
JP2009238688A2009-10-15
Attorney, Agent or Firm:
EICHI Patent & Trademark Corp. et al. (JP)
Patent business corporation Wisdom international patent firm (JP)
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