Patent ID: 8624423

Claim:
A wind power converting apparatus comprising: a rotary blade assembly having a rotary blade disposed in a longitudinal direction of a rotary shaft, the rotary blade assembly being rotated by wind from an outside, wherein the rotary blade assembly comprises the rotary shaft and a plurality of the rotary blades extending from the rotary shaft; and rotary shaft bearings disposed to surround the rotary shaft, wherein the rotary shaft bearings are configured such that the rotary shaft bearings are separated from each other so as to rotate independently from each other on the rotary shaft, wherein some of the rotary blades are coupled to the rotary shaft bearings, such that the some rotary blades rotate together with the rotary shaft bearings, and the others of the rotary blades are coupled to the rotary shaft, such that the other rotary blades rotate together with the rotary shaft.