RESONANCE SOUND ABSORBER

The invention relates to building and transport acoustics. Resonance sound absorber has additional sound-absorbing element as coating placed at the back wall in front of outlet opening of mouth bell. Coating can be arranged as layer of broken glass. Technical result: increase of acoustic effectivene...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	FEDOROV VOLODYMYR VIKTOROVYCH
Format:	Patent
Sprache:	eng ; rus
Schlagworte:	BUILDING CEILINGS FIXED CONSTRUCTIONS FLOORS GENERAL BUILDING CONSTRUCTIONS INSULATION OR OTHER PROTECTION OF BUILDINGS ROOFS WALLS, e.g. PARTITIONS
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