Unpowered natural draft prevents bird ware

The utility model relates to an unpowered natural draft prevents bird ware. Its characteristics are: including vertical scroll (4), overlap respectively in the top and the centre of this vertical scroll (4) and be equipped with upper bearing and middle (center) bearing, install the turbine head on t...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WU JIANNING, SI ZHENYONG, WANG JIANFENG, ZHENG QIAN, YAN JUN, ZHANG XIN, SHAN FUJUN, YE DAPENG, JI HONGLIANG, BAI JIANREN, PAN WEIFENG, XIE GUIWEN, YANG JIARUI, WU YANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AGRICULTURE ANIMAL HUSBANDRY APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUSPLANTS CATCHING, TRAPPING OR SCARING OF ANIMALS FISHING FORESTRY HUMAN NECESSITIES HUNTING TRAPPING
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