Cooling and heating circulation fan with variable air duct

The invention discloses a cooling and heating circulation fan with a variable air duct. The cooling and heating circulation fan is characterized in that a section of radial air inlet channel is arranged on a rear mesh enclosure located between fan blades and a heating assembly, a section of closed a...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	PANG YAPENG, LAI BANLAI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING DOMESTIC HOT-WATER SUPPLY SYSTEMS DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATINGSYSTEMS ELEMENTS OR COMPONENTS THEREFOR FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEATGENERATING MEANS, IN GENERAL HEATING LIGHTING MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT PUMPS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS RANGES VENTILATING WEAPONS
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