Title:
SPEAKER VIBRATING PLATE AND METHOD FOR PRODUCING SPEAKER VIBRATING PLATE
Document Type and Number:
WIPO Patent Application WO/2013/137362
Kind Code:
A1
Abstract:
The present invention can obtain a vibrating plate having favorable production characteristics, as well as a large Young's modulus and internal loss. The speaker vibrating plate (1) is provided with at least one layer (1A) resulting from molding a constituent member comprising a fibrous confounding body of a synthetic fiber and a fiber, and the synthetic fiber is a polyvinyl alcohol resin having boron.
Inventors:
KAWATA KAZUHARU (JP)
SATO YOSHIHIRO (JP)
TAKAHASHI HIDEKI (JP)
SATO YOSHIHIRO (JP)
TAKAHASHI HIDEKI (JP)
Application Number:
PCT/JP2013/057103
Publication Date:
September 19, 2013
Filing Date:
March 13, 2013
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; H04R7/10; H04R9/02; H04R31/00
Foreign References:
| JPS5396822A | 1978-08-24 | |||
| JPS54114233A | 1979-09-06 | |||
| JPS5722158A | 1982-02-05 | |||
| JPH1013988A | 1998-01-16 | |||
| JP2007028525A | 2007-02-01 | |||
| JPH01104815A | 1989-04-21 | |||
| JPS4741617A |
Attorney, Agent or Firm:
EICHI Patent & Trademark Corp. et al. (JP)
Patent business corporation Wisdom international patent firm (JP)
Patent business corporation Wisdom international patent firm (JP)
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