SOUND ABSORPTION DEVICE

PROBLEM TO BE SOLVED: To provide a sound absorbing device which is easy to manufacture and has an excellent sound absorption characteristic, specially, a wide-band sound absorption characteristic. SOLUTION: The sound absorbing device including an inner member and an outer member 2 surrounding the in...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	VON DER HAGEN JOACHIM DR, STOENNER HELMUT, METZ DIETMAR, LOEWE HANS-JOACHIM DR, KELLER UWE
Format:	Patent
Sprache:	eng
Schlagworte:	ACOUSTICS ACOUSTICS NOT OTHERWISE PROVIDED FOR BLASTING COMBUSTION ENGINES HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS LIGHTING MECHANICAL ENGINEERING METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING,NOISE OR OTHER ACOUSTIC WAVES IN GENERAL MUSICAL INSTRUMENTS PHYSICS SOUND-PRODUCING DEVICES SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF WEAPONS
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