Patent ID: 6155785
Filing Date: 2000-12-05
Classification: F03D,F05B,Y02E

Abstract:
A spoke for a windmill, comprising:an elongate rod having opposite first and second ends and a longitudinal axis extending between said ends, said first end being coupled to an outer ring of a fan portion of a windmill, said second end being adapted for threadable coupling to a hub of said fan portion of said windmill;an arm rotatably coupled to said rod and adapted for coupling to an inner ring of said fan portion of said windmill;a holding means for selectively preventing rotation of said arm about said rod; andwherein said holding means comprises a first sleeve fixedly coupled to said rod and positioned between said arm and said second end of said rod, a threaded sleeve fixedly coupled to said rod and positioned adjacent said first sleeve, said arm being positionable over said threaded sleeve, and a threaded fastener threadably engaging said threaded sleeve for pinching said arm between said threaded fastener and said first sleeve.