Patent ID: 8128363
Filing Date: 2012-03-06
Classification: F03D,F05B,Y02E

Abstract:
1. A brake assembly for use with a wind turbine, said brake assembly comprising, a movable wind flap for attachment to a tail assembly of said wind turbine, said wind flap being configured to assume a first closed position, and a second open position, wherein said wind flap is attached to said tail assembly using a hinge and wherein said wind flap comprises a trailing edge and a leading edge, said wind flap being attached to said tail assembly along said trailing edge using said hinge, a trip rudder assembly attached to said wind flap for cooperating with incoming wind to urge said wind flap into said open position, a counterbalance assembly attached to said wind flap for biasing said wind flap into said closed position, wherein said wind flap in said open position effects a redirection of a portion of said incoming wind, urging the wind turbine to assume an oblique position relative to said incoming wind, effecting a reduction in rotational velocity of the wind turbine.