Title:
VIBRATION PLATE FOR SPEAKER DEVICE
Document Type and Number:
WIPO Patent Application WO/2015/140962
Kind Code:
A1
Abstract:
[Solution] A vibration plate for a speaker device comprises a sound emission side surface. The sound emission side surface is formed by use of a base material containing fibrous material, and a filler mixed into the base material. The filler has a planar part and is arranged with the planar part roughly aligned along the shape of the sound emission side surface.
Inventors:
KAWATA KAZUHARU (JP)
SATO YOSHIHIRO (JP)
HOSHIKAWA HARUKI (JP)
TAKAHASHI HIDEKI (JP)
SATO YOSHIHIRO (JP)
HOSHIKAWA HARUKI (JP)
TAKAHASHI HIDEKI (JP)
Application Number:
PCT/JP2014/057552
Publication Date:
September 24, 2015
Filing Date:
March 19, 2014
Export Citation:
Assignee:
PIONEER CORP (JP)
PIONEER TOHOKU CORP (JP)
MOGAMI DENKI CORP (JP)
PIONEER TOHOKU CORP (JP)
MOGAMI DENKI CORP (JP)
International Classes:
H04R7/02; H04R7/14; H04R31/00
Domestic Patent References:
| WO2013137362A1 | 2013-09-19 |
Foreign References:
| JPH0795686A | 1995-04-07 | |||
| JPH01140897A | 1989-06-02 |
Attorney, Agent or Firm:
TAKINO, Hideo et al. (JP)
Hideo Takino (JP)
Hideo Takino (JP)
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