F - Mech Eng,Light,Heat,Weapons – 03 – D
Patent
F - Mech Eng,Light,Heat,Weapons
03
D
170/10
F03D 3/00 (2006.01) F03D 7/02 (2006.01)
Patent
CA 1213524
Blade Feathering System for Wind Turbines Abstract A blade feathering system for wind turbines includes a feather actuator (299), control means (330 and 335) operatively connected thereto and an adjustment means (340) operatively connected to the control means for selectively varying the rate of operation of the feather actuator for feathering the wind turbine blades (10 and 15) at a variable rate.
426182
Harner Kermit I.
Patrick John P.
Vosseller Kenneth F.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
United Technologies Corporation
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