Patent ID: 6756696
Filing Date: 2004-06-29
Classification: F03D,F05B,Y02E

Abstract:
A wind power generator comprising:a cylindrical wind tunnel body expanding toward a flowing direction of wind, said wind tunnel body having an inlet through which wind flows into the wind tunnel body, an outlet through which the wind flows out of the wind tunnel body and a side wall portion; a wind turbine for generating electricity arranged adjacent to the inlet of the wind tunnel body; and a collar-shaped brim formed on an outside of an opening edge of the outlet of the wind tunnel body, the collar-shaped brim having a width from 10 to 100% of a minimum inside diameter of the wind tunnel body, and an angle of inclination of the side wall portion of the wind tunnel body against relative to an axis of the wind tunnel body being in a range from 5 to 25 degrees.