发明名称 Sound absorption wall of end columns and beams forms these as slats let freely into inwards angled grooves with space between beam slats and columns filled with acoustic material.
摘要 The beams (8) come in slat or plank form both sides of the columns (4,5) and their interposed spaces are filled with acoustic material composed of rubble and clarified slurry bulks, possibly with added wood shavings. The columns or endwalls (4,5) are composed of segments (6) and the beams or slats are set freely in grooves or recessed angled inwards. Segments are made of concrete.
申请公布号 DE10159160(A1) 申请公布日期 2003.06.26
申请号 DE20011059160 申请日期 2001.12.01
申请人 SCHULZ, HERBERT 发明人 SCHULZ, HERBERT
分类号 E01F8/02;(IPC1-7):E01F8/00;G10K11/162 主分类号 E01F8/02
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