"FORMKOERPER ZUR SCHALLDAEMMUNG UND -DAEMPFUNG"

Moulding of a porous material, for sound insulation, sound attenuation and anti-drumming treatment, consisting of a layer 2 of a porous material with cavities 4 which are open on the side facing the sound transmitter and which are filled with a fine-grained material 5 and, on the open side facing th...

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Bibliographische Detailangaben
Hauptverfasser:	ROSKOTHEN,HANNS-JUERGEN,.DR, LUKOSCHEK,KLAUS, SCHWEIZER,MANFRED
Format:	Patent
Sprache:	ger
Schlagworte:	ACOUSTICS ACOUSTICS NOT OTHERWISE PROVIDED FOR METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING,NOISE OR OTHER ACOUSTIC WAVES IN GENERAL MUSICAL INSTRUMENTS PHYSICS SOUND-PRODUCING DEVICES
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Beschreibung
Zusammenfassung:	Moulding of a porous material, for sound insulation, sound attenuation and anti-drumming treatment, consisting of a layer 2 of a porous material with cavities 4 which are open on the side facing the sound transmitter and which are filled with a fine-grained material 5 and, on the open side facing the sound transmitter, are closed by a thin flexible, resistant film 3.