Patent ID: 8454314

Claim:
A sectional vane for vertical axis wind power generator, a plurality of the sectional vanes being mounted around and spaced along a main shaft of the wind power generator, and each of the sectional vanes comprising: a frame unit including: a root section being fixedly mounted to an outer periphery of the main shaft; an inner end plate for mounting to a free end of the root section; an outer end plate; an upper frame member being connected at two opposite ends to and between upper portions of the inner and the outer end plate, and at least one lower frame member being connected at two opposite ends to and between lower portions of the inner and the outer end plates; the upper frame member being provided on one side facing toward the lower frame member with a longitudinally extended upper guide rail, and the lower frame member being provided on one side facing toward the upper frame member with a longitudinally extended lower guide rail corresponding to the upper guide rail; and a plurality of vane units, each of which includes a vane body; the vane body being provided on a top and a bottom with an upper and a lower guide channel, respectively, and being slidably assembled to and between the upper and the lower frame member through engagement of the upper and the lower guide channel with the upper and the lower guide rail, respectively.