Patents for F03D 3 - Wind motors with rotation axis substantially at right angle to wind direction (9,151)
03/1993
03/16/1993US5193978 Articulated blade with automatic pitch and camber control
02/1993
02/18/1993WO1993003277A1 Reversible mechanical kinetic to rotational energy converter
02/18/1993DE4143303A1 Cross-flow rotor structure - has blade-ring frame fully integrated in lattice-work structure
02/04/1993WO1993001975A1 Wind turbine with stationary vertical support tower and airflow-directing shell
02/03/1993CN1068628A Power generator by wind
02/03/1993CN1068627A Runoff type energy collection screen with fluid
02/02/1993US5183386 Vertical axis sail bladed wind turbine
01/1993
01/23/1993CA2047564A1 Aerodynamic concept for creating a propulsion force by rotating an axisymmetric body partially hidden by another body
01/21/1993DE4123750A1 Wind-power rotor for energy generation - has self-opening freely pivoted blades, with horizontal or vertical pivot axis
01/14/1993DE4122919A1 Hollow vane wind rotor - has guide surfaces which are held together by rib formation to form air chambers along vane
01/14/1993DE4120908A1 Wind energy extraction aerofoil - has trough-shaped front sheet and flatter rear sheet leading into trough at front end
01/13/1993EP0522994A1 Wind turbine cross wind machine
01/07/1993EP0418239B1 Flow machine
01/05/1993US5176501 Propeller with an elastic sleeve
12/1992
12/29/1992US5174724 Wind-electric water pumping system
12/17/1992DE4216493A1 Wind power station with vertical rotating blades - blades rotate about own axis, at half angular velocity of complete blade arrangement
12/15/1992US5171127 Vertical axis sail bladed wind turbine
12/10/1992WO1992021878A1 Process and installation for producing useable energy from parallel flows
12/10/1992DE4118948A1 Turbine for wind power plant - is mounted on horizontal shaft located at least twice at both sides of wind-wheel with frame aligned against wind
12/10/1992CA2110154A1 Process and installation for producing useable energy from parallel flows
12/09/1992CN2124322U Impeller of aero-generator
12/03/1992DE4117838A1 Verfahren und einrichtung zur energetischen nutzung gasfoermiger stoffstroeme, insbesondere langsam fliessender stoffstroeme Method and device for energetic utilization of gaseous material flows, particularly slow-flowing material flows
12/01/1992CA2070019A1 Wind turbine
11/1992
11/19/1992EP0506749A4 Wind turbine
11/18/1992CN2122240U Horn-like strong wind-driven generator
11/17/1992US5163813 Wind-driven energy conversion device
10/1992
10/21/1992EP0509127A1 Wind energy collection system
10/14/1992CN2118830U Wind wheel
10/09/1992CA2040020A1 Wind energy collection system
10/07/1992EP0506749A1 Wind turbine.
10/01/1992WO1992016745A1 Wind power prime mover
10/01/1992DE4110540A1 Wind-operated power generator - has profiled axial blades in ring around rotor with convex-curved surfaces leading
09/1992
09/29/1992US5151610 Wind machine with electric generators and secondary rotors located on rotating vertical blades
09/16/1992EP0502912A1 Wind turbine
09/16/1992CN2116105U Pneumatic machine
08/1992
08/11/1992US5137416 Vehicle compressed air energy converter
08/06/1992WO1992013192A1 Self-braking windmill
07/1992
07/29/1992CN2111379U Universal horizontal wind wheel
07/29/1992CN1017640B Energy converter
07/28/1992US5133637 Vertical axis wind turbine generator
07/21/1992US5131805 Dual axis fluid current motor
06/1992
06/24/1992CN1062192A Unit construction cylindrical vertical shaft wind-mill generator
06/10/1992CN2106907U General-purpose fluid engine
06/03/1992CN2106239U Windmill stand
06/03/1992CN1061645A Universal valve wind driven generator set
06/02/1992US5118255 Motor
05/1992
05/29/1992WO1992008893A1 Wind turbine
05/20/1992CN1061262A Power-generation method of vertical type wind paddle cylinder storing compressed air by use of natural wind force
05/13/1992CN2104318U Wind-driven generator
05/07/1992DE4007017A1 Axial-flow wind turbine with independent stator rings - which brake and stop individual free-running stator supports for safety of continuous operation in gale
04/1992
04/30/1992WO1992007189A1 Device for orienting rotor blades in a transverse fluid flow and applications
04/30/1992DE4034272A1 Wind power system with horizontal rotors - is installed 5-10 metals above water or land level and drives generator
04/29/1992EP0482514A1 Height difference type aerogenerator
04/27/1992CA2053568A1 Height difference type aerogenerator
04/23/1992DE4033078A1 Wind power plant - has flettner rotors on carriages on tracks, with carriages additionally having sails
04/15/1992EP0247139B1 Wind turbine system using a savonius-type rotor
04/15/1992CN1016258B Fluid powered motor-generator apparatus
04/14/1992CA1298792C Rotary wind-powered engine
04/09/1992DE4132453A1 Vane for wind power unit - comprises main vane and at least one fore-vane section
04/02/1992DE4134062A1 Aircraft propeller with tandem blades - has each tandem pair consisting of two overlapping blades
04/01/1992CN1059957A Bucker-type big wind-driven generator with radius resistance
04/01/1992CN1059956A Easy approach to gain energy
03/1992
03/13/1992WO1992004542A1 Vertical axis wind powered generator
03/13/1992CA2070987A1 Vertical axis wind powered generator
03/04/1992CN1015732B Wind turbine
02/1992
02/27/1992DE4026575A1 Wind-powered energy plant - has axial wind turbine coupled to generator drive via plate wheel
02/27/1992DE4006256A1 Wind turbine for electricity generation - has vertical rotor used for direct drive of ring generator
02/12/1992CN2095949U Open and contraction type sail turbine
02/06/1992WO1992001866A1 Fluid-augmented free-vortex power generating apparatus
02/04/1992CA1295260C Wind turbine system using twin-savonius-type rotors
01/1992
01/28/1992US5083902 Reverting wind wheel
01/28/1992US5083901 Electricity generating wind turbine
01/28/1992US5083899 Energy machine
01/16/1992DE4021260A1 Grid rotor wind turbine - has control flaps cooperating with rotor openings for permanent rotor variability
12/1991
12/31/1991US5076759 Windmill
12/12/1991DE4005685A1 Vertical wind turbine driving electrical ring generators - has rotor supported from mast by relatively small pendulum bearing
12/01/1991WO1991019093A1 Wind turbine cross wind machine
12/01/1991CA2064733A1 Wind turbine cross wind machine
11/1991
11/28/1991DE4016622A1 Vane profile for Savonius rotor - has centre of gravity of main profile in front half facing preceding vane
11/13/1991CN2088607U Wind centralizing vertical axle windlass mill
10/1991
10/23/1991CN2087242U Transmission device with power of fluid
10/15/1991US5057696 Vertical windmill with omnidirectional diffusion
10/09/1991EP0449979A1 Vertical axis sail bladed wind turbine
10/09/1991CN2086319U Windproof breast wheel machine
10/09/1991CN2086318U Vertical axis type wind machine
10/08/1991US5054999 Flow machine
09/1991
09/26/1991DE4009120A1 Aerodynamic leading edge section - powers Darrieus vertical turbine or is used on aeroplane or land vehicle turbine or is used on aeroplane or land vehicle for speed
09/24/1991US5051059 Fluid powered electric generator having hinged vane rotor
09/03/1991US5044878 Wind power engine
08/1991
08/06/1991US5038049 Vertical axis wind powered generator
08/06/1991US5037268 Dual axis wind turbine
07/1991
07/31/1991CN2081899U Reverse-blower-type windmill for electric generating unit with wind-guiding dam
07/31/1991CN2081898U Cyclone-type windmill
07/24/1991CN2081437U Wind-driven generator
07/23/1991CA1286647C Metering valve
07/18/1991DE4038907A1 Wind power generating appliance - has pivoted carriers for horizontal and vertical rotors
07/11/1991DE4000100A1 Solar energy system - drives generator turbine set using air flow up chimney caused by difference in temp. at top and bottom
07/03/1991CN2080107U Low resistance wind power machine with moveable blade
07/03/1991CA2007030A1 Windtrap for power development
06/1991
06/27/1991WO1991009225A1 Wind turbine
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