Collapsible vertical wind mill

Details Collapsible vertical wind mill Collapsible vertical wind mill

F - Mech Eng,Light,Heat,Weapons

03

D

170/5

F03D 3/00 (2006.01) F03D 3/06 (2006.01)

Patent

CA 1244776

ABSTRACT A collapsible vertical wind mill is disclosed, which comprises four main wings arranged in a rhombic form having a pair of opposed corners fitted on a shaft and auxiliary wings each provided on each of the main wings. The upper one of the pair corners on the shaft is fitted via a bearing capable of movement along the shaft. The other pair of opposed corners of the rhombic structure each have a hinged structure capable of variation of the angle.

477510

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