| Patents for F03D 7 - Controlling wind motors (12,710) |
|---|
| 09/13/1989 | CN1035547A Control hub for adjusting pitch of wind turbo-propeller |
| 08/31/1989 | DE3805370A1 Windkraftmaschine Wind power machine |
| 08/24/1989 | WO1989007713A1 Wind power engine |
| 08/01/1989 | CA1258092A1 Variable speed wind turbine |
| 07/25/1989 | US4850792 Wind turbine |
| 07/19/1989 | EP0235149B1 Enclosed wind-power machine with eccentric rotor axis |
| 06/28/1989 | CN2040168U Wind adjustable vertical shaft wind-driven engine |
| 06/28/1989 | CN2040166U Windmill with automatically-adjustable vanes |
| 06/20/1989 | CA1256159A1 Torque control for a variable speed wind turbine |
| 06/14/1989 | EP0214149B1 Rotor of a wind machine |
| 06/13/1989 | US4838757 Wind turbine system using a savonius type rotor |
| 05/31/1989 | CN2038559U Wind-electricity and photoelectricily complementary device |
| 05/30/1989 | US4834610 Wind processing air turbine, and methods of constructing and utilizing same |
| 05/24/1989 | CN1004292B Straight vane vertical shaft blower |
| 05/10/1989 | CN1032835A Regulating device for maintaining contant rotary speed in turbines |
| 05/03/1989 | CN1004092B Wind energy converter |
| 04/26/1989 | CN2036586U Impeller speed-stabilizing device for wind-driven generator set |
| 04/12/1989 | CN2035808U Automatically-regulating-speed elastic vibration-damping wheel of wind motor |
| 04/12/1989 | CN2035806U Transverse-blade tail-wind-running wind motor for electric generation |
| 04/11/1989 | CA1252392A1 Wind turbine system using a savonius type rotor |
| 04/04/1989 | US4818181 Wind turbine |
| 04/04/1989 | US4818180 Vertical-axle wind turbine |
| 03/28/1989 | US4815936 Wind turbine shutdown system |
| 03/23/1989 | WO1989002531A1 Regulating device for maintaining constant the rotary speed in turbines |
| 01/26/1989 | WO1989000647A1 Wind power plant construction |
| 01/24/1989 | US4799860 Wind-energy converter |
| 12/29/1988 | DE3719926A1 Wind motor |
| 12/20/1988 | US4792281 Wind turbine pitch control hub |
| 12/06/1988 | US4789297 Enclosed wind device mechanism with eccentric rotor shaft |
| 11/29/1988 | US4787819 Windmill device |
| 11/24/1988 | DE3714859A1 Combination gearing for small wind and water power plants |
| 11/24/1988 | DE3714858A1 Gearing for small wind and water power plants |
| 11/22/1988 | CA1245283A1 Wind energy conversion system |
| 11/15/1988 | US4784568 Wind turbine system using a vertical axis savonius-type rotor |
| 10/18/1988 | US4778344 Variable pitch mechanisms |
| 10/06/1988 | WO1988007782A1 Electric generator |
| 09/27/1988 | US4773824 Rotor of a wind power installation |
| 09/01/1988 | DE3722022C1 Actuator |
| 08/30/1988 | US4767939 Wind driven electric current producer |
| 08/03/1988 | EP0276904A1 Wind turbine and device for its safety |
| 08/03/1988 | EP0276764A2 Wind motor |
| 08/03/1988 | CN87214618U Worm wheel type windmill with automatic control attack angle |
| 07/28/1988 | WO1988005499A1 Wind turbine |
| 07/20/1988 | CN87100263A Shutter folding wind-powered engine |
| 07/14/1988 | DE3702001A1 Wind turbine |
| 06/28/1988 | CA1238582A1 Wind turbine |
| 06/28/1988 | CA1238581A1 Wind turbine with damper |
| 06/22/1988 | CN87210119U Speed-regulating device for wind power generator |
| 06/01/1988 | DE3640121A1 Control energy station |
| 05/31/1988 | US4748339 Wind turbine operated electrical generator system |
| 05/11/1988 | EP0266715A2 Wind turbine pitch control hub |
| 05/02/1988 | EP0247139A4 Wind turbine system using a savonius-type rotor. |
| 04/21/1988 | DE3634746A1 Control flap of a wind turbine for speed governing and for protection in gales |
| 03/29/1988 | CA1234543A1 Blade pitch angle control for large wind turbines |
| 03/29/1988 | CA1234542A1 Minimization of the effects of yaw oscillations in wind turbines |
| 03/09/1988 | EP0258926A1 Wind turbine rotor with two rotor blades |
| 03/08/1988 | US4729716 Wind turbine |
| 02/25/1988 | DE3628626A1 Propeller windmill with expanded field of application |
| 02/17/1988 | EP0138873B1 Wind generator having a centrifugal force device limiting the rotation speed of the shaft of the propeller, and means for stopping and locking said propeller and associated to such device |
| 01/12/1988 | US4718822 Vertically oriented wind driven assembly |
| 01/12/1988 | US4718821 Windmill blade |
| 12/29/1987 | US4715782 Hydraulic control device for wind turbine |
| 12/29/1987 | US4715776 Wind turbine system using a savonius type rotor |
| 12/02/1987 | EP0247139A1 Wind turbine system using a savonius-type rotor. |
| 12/01/1987 | US4710101 Wind turbine |
| 11/17/1987 | US4707617 Windmill apparatus |
| 11/04/1987 | EP0244341A1 Speed avoidance logic for a variable speed wind turbine |
| 10/29/1987 | DE3613871A1 Method for operating a system for using wind energy |
| 10/27/1987 | US4703189 Torque control for a variable speed wind turbine |
| 10/13/1987 | US4700081 Speed avoidance logic for a variable speed wind turbine |
| 09/22/1987 | US4695736 Variable speed wind turbine |
| 09/09/1987 | EP0236036A2 Wind turbine |
| 09/09/1987 | EP0235149A1 Enclosed wind-power machine with eccentric rotor axis. |
| 09/08/1987 | US4692095 Wind turbine blades |
| 09/08/1987 | US4692094 Rotary positionable installation |
| 07/15/1987 | EP0229001A1 Vertical axis windmill converting wind energy into heat |
| 07/07/1987 | US4678923 Windmill |
| 07/07/1987 | CA1223822A1 Windmill rotor |
| 06/23/1987 | US4674954 Wind turbine with damper |
| 06/16/1987 | US4673822 Wind electric generator |
| 06/09/1987 | US4671742 Water supply system, energy conversion system and their combination |
| 06/04/1987 | WO1987003340A1 Wind turbine system using a savonius-type rotor |
| 05/27/1987 | EP0223731A1 A variable speed wind turbine |
| 05/27/1987 | EP0223729A1 Torque control for a variable speed wind turbine |
| 05/27/1987 | EP0222780A1 Wind energy converter |
| 05/13/1987 | CN86103147A Wind energy conuerter |
| 05/12/1987 | US4664596 Vertical axis wind turbine and components therefor |
| 04/21/1987 | US4659284 Wind turbines, improved gear box assemblies, and a braking system adaptable for use with such wind turbines and improved gear box assembly |
| 04/14/1987 | CA1220390A2 Overspeed device |
| 04/07/1987 | US4656362 Blade pitch angle control for large wind turbines |
| 03/31/1987 | US4653982 Windmill with controller for controlling rotor RPM |
| 03/24/1987 | US4652206 Wind turbine |
| 03/18/1987 | EP0214149A1 Rotor of a wind machine. |
| 03/17/1987 | US4651017 Wind energy conversion system |
| 03/10/1987 | US4649284 Windmill |
| 02/25/1987 | CN85105331A Straight vane vertical shaft blower |
| 02/04/1987 | EP0210175A1 Ram air turbine |
| 02/03/1987 | US4641039 Wind motors and aerogenerators |
| 01/13/1987 | US4636707 Power generating equipment |
| 12/30/1986 | US4632637 Wind turbine |