Title:
SOUND PRODUCING DEVICE
Document Type and Number:
Japanese Patent JP2007243584
Kind Code:
A
Abstract:
To provide a sound producing device which reduces the transmission loss of vibration energy and increases the volume of occurring sounds.
The sound producing device is equipped with: a piezoelectric vibration element; a case which contains the piezoelectric vibration element; and a support which supports the piezoelectric vibration element so as to prevent the piezoelectric vibration element from coming into contact with the inner wall of the case. The support and the case are bonded together with a two-part adhesive agent of acryl and epoxy or a one-part adhesive agent of cyano.
COPYRIGHT: (C)2007,JPO&INPIT
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Inventors:
ISOYAMA SATOSHI
Application Number:
JP2006062931A
Publication Date:
September 20, 2007
Filing Date:
March 08, 2006
Export Citation:
Assignee:
KENWOOD CORP
International Classes:
H04R17/00; B06B1/06; G10K9/122; H04R7/16
Domestic Patent References:
| JPH0369057A | 1991-03-25 | |||
| JP2005094461A | 2005-04-07 | |||
| JPH11146491A | 1999-05-28 |
Attorney, Agent or Firm:
Hiroshi Arafune
Yoshio Arafune
Yoshio Arafune