AIR SUPPLYING APPARATUS

PURPOSE: To provide an air supplying apparatus which has a low cost and can sufficiently respond to the request for reducing the noise of a recent blower. CONSTITUTION: A fan casing 100 is formed of a plate material having numerous pores, and a sound absorbing material 103 is adhered to the outer su...

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Bibliographische Detailangaben
Hauptverfasser:	NAKAJIMA MASAKAZU, KOGURE HISASHI
Format:	Patent
Sprache:	eng
Schlagworte:	ACOUSTICS ACOUSTICS NOT OTHERWISE PROVIDED FOR AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING BLASTING HEATING LIGHTING MECHANICAL ENGINEERING METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING,NOISE OR OTHER ACOUSTIC WAVES IN GENERAL MUSICAL INSTRUMENTS NON-POSITIVE DISPLACEMENT PUMPS PHYSICS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS RANGES SOUND-PRODUCING DEVICES VENTILATING WEAPONS
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Beschreibung
Zusammenfassung:	PURPOSE: To provide an air supplying apparatus which has a low cost and can sufficiently respond to the request for reducing the noise of a recent blower. CONSTITUTION: A fan casing 100 is formed of a plate material having numerous pores, and a sound absorbing material 103 is adhered to the outer surface of the casing 100. Thus, the noise of a blower can be reduced.