Invention Grant
- Patent Title: Sound absorbing structure
- Patent Title (中): 吸音结构
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Application No.: US09556429Application Date: 2000-04-24
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Publication No.: US06568135B1Publication Date: 2003-05-27
- Inventor: Yoshiaki Yokoyama , Shinji Migita , Shinichi Okuzono , Kyoji Fujiwara , Takuya Fujimoto , Yukio Hattori
- Applicant: Yoshiaki Yokoyama , Shinji Migita , Shinichi Okuzono , Kyoji Fujiwara , Takuya Fujimoto , Yukio Hattori
- Priority: JP11-115488 19990422; JP11-305412 19991027
- Main IPC: E04B182
- IPC: E04B182

Abstract:
A sound absorbing structure including a sound absorbing member, an air layer, and a resonant sound absorbing structure. The air layer is formed in the rear of the sound absorbing member. The resonant sound absorbing structure includes a slit and is formed in the rear of the sound absorbing member. The sound absorbing member is a surface plate covering the rear air layer and the resonant sound absorbing structure, and the sound absorbing member is shaped in one of a plate and plane.
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