- 专利标题: Monolithic acoustical system
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申请号: US16440014申请日: 2019-06-13
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公开(公告)号: US10982433B2公开(公告)日: 2021-04-20
- 发明人: Curtis F. Buck , Michael A. Delgado , William R. Munoz , Andrew L. Schmidt
- 申请人: USG Interiors, LLC
- 申请人地址: US IL Chicago
- 专利权人: USG Interiors, LLC
- 当前专利权人: USG Interiors, LLC
- 当前专利权人地址: US IL Chicago
- 代理机构: Pearne & Gordon LLP
- 主分类号: E04B1/84
- IPC分类号: E04B1/84 ; E04C2/04 ; E04B1/82
摘要:
A composite structure for improving the acoustical properties of a low NRC membrane including a sound absorbing layer and a porous, scrim covered, perforated drywall layer.
公开/授权文献
- US20200002938A1 MONOLITHIC ACOUSTICAL SYSTEM 公开/授权日:2020-01-02