- 专利标题： A NOISE ABSORBING PANEL FOR USE IN A SOUND ABSORBING GUARD RAIL SYSTEM
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申请号： US16317261申请日： 2017-07-07
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公开(公告)号： US20190234031A1公开(公告)日： 2019-08-01
- 发明人: Michaeel Emborg , Kristian Skovgaard Jørgensen , Jan Eike Dröge , Hans-Jürgen Sehnitzier , Bruno Kirk Sørensen , Steffen Andersen , Leon Samsø Pedersen
- 申请人： Rockwool International A/S
- 优先权： EP16178826.0 20160711
- 国际申请： PCT/EP2017/067089 WO 20170707
- 主分类号： E01F8/00
- IPC分类号： E01F8/00 ; E01F15/04
摘要：
A noise absorbing panel for use in a sound absorbing guard rail structure having a series of supporting posts, that are preferably vertically oriented, and a series of longitudinal guard rail beams mounted on the side of the guard rail structure facing the road, wherein the noise absorbing panel is mountable to the two adjacently situated supporting posts.
公开/授权文献
- US3114872A Constant current source 公开/授权日：1963-12-17