Noise reduction shell

The utility model provides a noise reduction shell which is applied to the field of sound insulation and noise reduction and comprises a cover shell covering a noise source, noise is emitted to the outside through the cover shell, noise reduction capacity is improved by arranging noise reduction rei...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MA LI, LIN WENMIAO, WANG LIZHANG, LI TING, MA JUNJIE
Format:	Patent
Sprache:	chi ; eng
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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