SOUND-ABSORBING BODY AND SOUND INSULATION WALL EQUIPPED WITH SAME
|Posted date||Mar 15, 2012|
|International application number||2012JP051471|
|International publication number||WO 2012/102278|
|Date of international filing||Jan 24, 2012|
|Date of international publication||Aug 2, 2012|
|Title||SOUND-ABSORBING BODY AND SOUND INSULATION WALL EQUIPPED WITH SAME|
Provided are: a sound-absorbing body, in which the sound-absorbing effect is improved, the number of components can be reduced and the size can be reduced
and a sound insulation wall equipped with the sound-absorbing body. The sound-absorbing body comprises: a plate member (1) which has stiffness to such an extent that difference in sound pressure is generated between the front side and the back side of a part adjacent to the edge of the plate member to impart a pressure gradient
and a sound-absorbing material (2) which is arranged adjacent to the edge of the plate member for the purpose of consuming the velocity energy of air particles accelerated by the pressure gradient.
|IPC(International Patent Classification)|
Contact Information for " SOUND-ABSORBING BODY AND SOUND INSULATION WALL EQUIPPED WITH SAME "
- Kansai University Division of Community and Business Partnerships, Center for Intellectual Property
- URL: http://www.kansai-u.ac.jp/renkei/
- Address: 3-35, Yamate-cho 3-chome, Suita-shi, Osaka, Japan , 564-8680
- Fax: 81-6-6368-1245