Patent ID: 7547986

Claim:
A wind power generating device, comprising: a housing having a front end wall, a rear end wall, and a peripheral wall longitudinally extended between the front and the rear end wall; a transmission unit being mounted on the front end wall of the housing, and including a toothed ring, a sun gear located at a center of the toothed ring, and a plurality of planetary gears located between and meshing with the toothed ring and the sun gear; at least one winding disc being arranged inside the housing behind the transmission unit and provided on one surface facing toward the transmission unit with a plurality of forward extended shafts separately extended through the planetary gears; and the winding disc having a plurality of windings provided thereon; a plurality of carbon brushes being provided inside the housing to contact with the winding disc; at least one magnetic disc being arranged inside the housing adjacent to the winding disc, and having a plurality of magnetic bodies provided thereon for cooperating with the windings on the winding disc to produce a magnetic effect; and a rotating unit including a spindle and a driving blade; the spindle being extended through the housing, the sun gear, the magnetic disc, and the winding disc, and being connected to the sun gear and the magnetic disc; the driving blade being mounted to a front end of the spindle closer to the transmission unit to locate outside the housing.