Exhaust fan capable of adjusting flow

The utility model discloses an exhaust fan capable of adjusting flow, and relates to the field of exhaust fans, the exhaust fan comprises a cylindrical shell, a fan body, a barrel-shaped adjusting cover body and a driving piece, one end of the cylindrical shell is used for being connected with the f...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WANG WENQUN, ZHAO FEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING HEATING LIGHTING MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT PUMPS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS WEAPONS
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