Patents for F03D 1 - Wind motors with rotation axis substantially in wind direction (12,784)
03/1998
03/18/1998EP0700484B1 Apparatus for wind power
03/12/1998DE19621485A1 Warm air heating device for preventing icing-up of rotor blades of wind power plant
03/05/1998DE19637146A1 Gondola propelling system for ship or windmill
02/1998
02/24/1998CA2199116C Wind amplified rotor platform systems
02/19/1998DE19633212A1 Rigid rotary wind rotor for power generation
02/11/1998CN2274261Y Thin-wing wind-wheel group power device
01/1998
01/28/1998EP0821162A1 Ducted wind turbine
01/28/1998EP0821161A1 Wind turbine
01/27/1998US5711653 Air lifted airfoil
01/20/1998US5709419 Wind energy collection
01/15/1998WO1998001672A1 Rotor for a wind power station
01/08/1998DE19626360A1 Turbo wind generator
01/07/1998EP0784751A4 Wind amplified rotor platform systems
12/1997
12/31/1997WO1997049913A1 Renewable resource hydro/aero-power generation plant and method of generating hydro/aero-power
12/31/1997CN2271618Y Wind power generator with auxiliary hot air producing device
12/11/1997WO1997046801A1 Wind-powered energy producing system
12/10/1997CN2270127Y Lift-drag complementary type vertical shaft wind motor
12/10/1997CN2270126Y Sail wheel planetary type vertical shaft wind motor
12/10/1997CN2270125Y Two-turning direction sail type vertical shaft wind motor
12/10/1997CN2270124Y Omnibearing directional windmill with successively reversely mounted blades
12/04/1997DE19730211A1 Wind engine or wind power generator/plant with one or more rotors
11/1997
11/19/1997CN1165247A Wind energy-thermal power generating method and its special wind tower
11/12/1997CN1164614A Device for converting fluid resistance to electric energy and thrust
11/06/1997WO1997041351A1 Method for converting air-flow energy and device for realising the same
10/1997
10/23/1997DE19634059C1 Rotor blade for wind power plant
10/23/1997DE19615087A1 Compact wind-powered generator machine
10/16/1997DE19614420A1 Rotor blade for wind power plant
10/09/1997WO1997037125A1 Wind power generator
10/08/1997CN1161728A Multi-unit rotor blade system integrated wind turbine
09/1997
09/23/1997US5669758 Wind turbine
09/18/1997WO1997034083A1 Magnus effect horizontal axis wind turbine
09/11/1997DE19613924A1 Air flow converter for harmful material-free electrical power generation
09/11/1997DE19608369A1 Wind power generator with driven turbine wheel coupled to electro-generator
09/03/1997CN1158652A Wind amplified rotor platform systems
08/1997
08/26/1997US5660527 Wind turbine rotor blade root end
08/14/1997DE19606359A1 Rotor holder-support for wind power generator
07/1997
07/30/1997EP0786402A2 Propeller unit in a gondola
07/24/1997DE19647948A1 Gondola propelling system for ship or windmill
07/23/1997EP0784751A1 Wind amplified rotor platform systems
07/22/1997US5649392 Wind-power plants
07/17/1997DE19601156A1 Air flow turbine arrangement for generating electrical energy for use in buildings
07/16/1997EP0783630A1 Load-raising device on a wind power arrangement
06/1997
06/19/1997WO1997021621A1 A method and apparatus for raising a load onto a tower
06/18/1997EP0670009B1 An improvement in wind-power plants
06/18/1997CN1152094A Heating installation using cold wind in winter
06/04/1997EP0776404A1 Crane for raising longitudinal bodies, foundation for such a crane and method for raising of longitudinal bodies by means of such a crane
05/1997
05/28/1997DE19543514A1 Wind-powered energy generation plant
05/28/1997DE19543458A1 Wind power plant with rotor blades arranged in two sets
05/27/1997US5632602 Rotor blade
05/27/1997US5632599 Turbine with circumferential support and stationary pressure release means
05/21/1997EP0774071A1 Windmill blade
05/20/1997US5630705 Rotor construction for windmill
05/14/1997EP0772731A1 Airfoil section
04/1997
04/30/1997CN1148668A Wind-energy changing system
04/23/1997CN2252897Y Windpower generator
04/17/1997WO1997013979A1 Horizontal axis wind turbine
04/17/1997DE19545495C1 Wind power plant for converting wind current energy into electrical power
04/16/1997EP0767877A1 The multi-unit rotor blade system integrated wind turbine
04/16/1997EP0619002B1 Device for connecting blades to a hub
04/01/1997US5616963 Wind power generator with automatic regulation of blade pitch in response to wind speed by means of spring mounted blades
03/1997
03/12/1997EP0761965A1 Wind turbine with photovoltaic cells on mast
03/12/1997EP0761964A1 Wind turbine with twin rotor
03/05/1997CN2248783Y Wind power generator with wind collection function
02/1997
02/20/1997WO1997006367A1 Process for de-icing the rotor blades of a wind driven power station
02/06/1997DE19528862A1 Verfahren zum Enteisen eines Rotorblattes einer Windenergieanlage sowie zur Durchführung des Verfahrens geeignetes Rotorblatt A method for de-icing of a rotor blade of a wind turbine as well as for performing the method suitable rotor blade
02/04/1997US5599172 Wind energy conversion system
01/1997
01/30/1997WO1997003287A1 Transparent windmill blade
01/29/1997CN2246197Y Vertically-driving universal windmill
01/23/1997WO1997002430A1 Method and device for using the gravitational total pressure energy of a flowing fluid
01/23/1997WO1997002429A1 Method and device for using gravity total pressure energy of flowing fluid
01/23/1997DE19526718A1 Wind energy converter with pivotable rotor blades and return spring
01/16/1997WO1997001709A1 Method and device for reduction of vibrations in a windmill blade
01/14/1997US5594288 Laminated rotor assembly
01/07/1997US5591004 Turbine support and energy transformation
12/1996
12/27/1996WO1996041952A1 Self-governing fluid energy turbine
12/25/1996CN2243553Y All direction fixing fan-mill
12/17/1996US5584657 Windmill blade with booster members
12/11/1996CN2242352Y Wind power electricity generator for automobile
12/05/1996WO1996038639A1 A damped element
12/04/1996EP0638142B1 Rotor construction for windmill
10/1996
10/10/1996WO1996031698A1 Power production plant and method of making such a plant
10/08/1996US5562420 Airfoils for wind turbine
09/1996
09/18/1996EP0732038A1 An electrically conductive composite heater and method of manufacture
08/1996
08/22/1996DE19504749A1 Energy-recovery system from wind
08/01/1996DE19502428A1 Vertical tunnel type rotor for windpower installation
07/1996
07/23/1996CA1338464C Non-positive rotary displacements machine for use as a pump, compressor, propulsor, generator or turbine
07/09/1996US5533865 Wind turbine
06/1996
06/27/1996DE19528155C1 Helicopter rotor blade of glass fibre reinforced synthetic resin
06/20/1996WO1996018815A1 Wind turbine
06/20/1996DE4444757A1 Wind-powered generator/blower arrangement
06/19/1996CN2229539Y Linkage mechanism of wind mill
06/19/1996CN1124823A Wind-electric motor
06/05/1996DE4443011A1 Wind power generator method and device
06/05/1996DE4442628A1 Light=permeable repeller for wind power machine
06/05/1996CN2228667Y Portable foldable type quick looking up table
05/1996
05/30/1996WO1996016252A1 Airfoil section
05/28/1996US5520505 Wind amplified rotor platform (warp)
05/23/1996DE4440744A1 Wind turbine generator rotor blade
05/21/1996CA2082585C Free-yaw, free-pitch wind-driven electric generator apparatus
05/15/1996DE4440627A1 Rotor for wind-powered energy plant