F - Mech Eng,Light,Heat,Weapons – 03 – D
Patent
F - Mech Eng,Light,Heat,Weapons
03
D
F03D 1/06 (2006.01) F03D 3/06 (2006.01) B64C 11/32 (2006.01) F04D 29/36 (2006.01) F04D 29/56 (2006.01)
Patent
CA 2634428
The invention concerns a device (D) for the adjustment of the pitch of a rotor blade of a wind turbine comprising a pitch actuator (1) acting on an adjusting plane (P, 41) for the adjustment of the pitch and a fixing device (2) to which the pitch actuator (1) is attached, the fixing device (2) comprises a first and a second bearing shaft (A, B) allowing a pendulum motion of the pitch actuator (1) wherein both the first and the second bearing shaft (A, B) are arranged respectively under a certain tilt angle (a) relatively to the adjusting plane (P, 41) which tilt angle (a) is respectively substantially different from 0° or 90°.
Aktiengesellschaft Siemens
Smart & Biggar
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