Matches 1 - 50 out of 131 1 2 3 >


Match Document Document Title
8985947 Power producing spinner for a wind turbine  
A power producing spinner (28) for a wind turbine (10), the wind turbine (10) having a plurality of blades (18) interconnected about an axis of rotation (30) by a hub (20). The power producing...
8956115 Blade extension and rotor blade assembly for wind turbine  
A rotor blade assembly for a wind turbine, and a method for installing a rotor blade assembly on a wind turbine, are disclosed. The rotor blade assembly includes a rotor blade having exterior...
8840361 Fan blade with winglet  
A fan blade (10) for a turbofan aero engine comprises a blade body including a root (10c) for engagement with a rotor, and a tip, wherein the tip is provided with a winglet (14).
8834127 Extension for rotor blade in wind turbine  
A rotor blade assembly for a wind turbine and a method for increasing a loading capability of a rotor blade within a maximum load limit for a wind turbine are disclosed. The rotor blade assembly...
8770942 Blade and laminated protective sheet for the blade  
A scratch-resistant blade such as an FRP wind turbine blade and a blade protective sheet which can be easily repaired when scratched. A blade is provided with a laminated protective sheet bonded...
8753081 Air fence for fan blade  
A fan comprises a rotatable hub, a plurality of fan blades coupled with the hub, and a plurality of air fences coupled with the fan blades. Each fan blade has a free end and an opposite end...
8734106 Ceiling fixture protection system and method  
Devices, apparatus, systems (and related methods) which protect various features of ceiling fixtures, such as fans, chandeliers, lights, and other fixtures, during painting and remodeling...
8678764 Tip cap for a turbine rotor blade  
A turbine rotor blade with a spar and shell construction, and a tip cap that includes a row of lugs extending from a bottom side that form dovetail grooves that engage with similar shaped lugs and...
8595931 Lift system and method for constructing a wind turbine  
A lift system and a method for constructing a wind turbine are disclosed. The lift system includes a rotor blade having exterior surfaces defining a pressure side, a suction side, a leading edge,...
8550777 Wind turbine blade and blade element combination and method of changing the aerodynamic profile of a wind turbine blade  
A blade element (42; 44; 46; 48; 150; 250; 350) for mounting on a wind turbine blade (10) is provided. The blade (10) has a longitudinal direction (L) and a chord extending transversely to the...
8523522 Vertical axis wind turbine rotating design elements  
A functional rotor, desirably but not necessarily a Savonius, helical, or other vertical axis wind turbine rotor, has other functions in addition to driving a useful driven mechanism (such as an...
8517683 Marine propeller pitch adjustment means  
A blade for a marine propeller includes an adjustment strip located in a channel near the trailing edge of a high pressure face of the blade. The adjustment strip protrudes from the blade face,...
8506250 Wind turbine rotor blade with trailing edge extension and method of attachment  
A wind turbine rotor blade assembly includes a rotor blade having a pressure side, a suction side, a leading edge, and a trailing edge extending in a generally span-wise direction between a tip...
8500403 Attachment devices on a wind turbine blade and a method of servicing utilising these device  
The present invention relates to a table for a wind turbine equipped with attachment devices 103 for attaching servicing equipment, 401, 402, said attachment means being attached at and accessible...
8475128 Fairing for wind turbine blade  
The invention relates to a fairing adapted to be mounted on a wind turbine blade (2), wherein the outer surface of said fairing is arranged so as to reduce, when mounted on the blade, the...
8459947 Winglet for a blade of a wind turbine  
A winglet for a blade of a wind turbine is disclosed. The winglet contains a core with a predetermined water absorption-rate to reduce or even avoid the absorption of water in the core. This may...
8414261 Noise reducer for rotor blade in wind turbine  
A rotor blade assembly and a method for reducing the noise of a rotor blade for a wind turbine are disclosed. The rotor blade has surfaces defining a pressure side, a suction side, a leading edge,...
8403642 Wind turbine rotor blade assembly with root curtain  
A wind turbine rotor blade assembly includes a rotor blade having a pressure side, a suction side, a leading edge, and a trailing edge extending in a generally span-wise direction between a tip...
8348610 Ceiling fan blade covering system  
A ceiling fan blade covering system includes a ceiling fan that includes a plurality of fan blades. A plurality of coverings is provided. Each of the blades has one of the coverings positioned...
8328516 Systems and methods of assembling a rotor blade extension for use in a wind turbine  
A method of assembling a blade extension assembly for use with a wind turbine. The method includes removing a tip end of a tip portion of a rotor blade and coupling a tip wall to the tip portion....
8297922 Impeller cover and method  
Method and impeller cover for protecting an impeller from damage. The impeller cover includes a removable body having a first face and a second face opposing the first face, the second face being...
8267657 Noise reducer for rotor blade in wind turbine  
A rotor blade assembly for a wind turbine is disclosed. The rotor blade assembly includes a rotor blade having surfaces defining a pressure side, a suction side, a leading edge, and a trailing...
8251658 Tip cap for turbine rotor blade  
A turbine rotor blade with a spar and shell construction, and a tip cap that includes a row of teeth and slots extending from a bottom side that engage with similar shaped teeth and slots on a tip...
8221077 Modular fan blade with combined electrical and mechanical connection system  
A fan blade assembly having both an electrical connection and a mechanical connection to a rotating hub. The assembly is configured so that a single installation motion creates the mechanical...
8192162 Field installable and removable helicopter rotor blade vibration and blade tracking device  
This invention provides convenient airframe vibration and tracking improvements of a helicopter rotor blade by use of an elastomer profile system that is attached through an adhesive system that...
8186960 Repair of rotor blade roots  
A method for repairing a wind turbine is described. The method may include preparing the surface of the blade, removing a plurality of mounting bolts, and replacing the mounting bolts with rod...
8100652 Ceiling fan complete cover  
Disclosed is a ceiling fan cover for protecting a ceiling fan while the ceiling fan is not in use. The invention comprises a cover, preferably of a semi-waterproof, vinyl material, that encloses...
8096765 Wind turbine rotor blades with enhanced lightning protection system  
A wind turbine rotor blade includes a plurality of lightning receptors configured along either or both of the pressure side or suction side of the blade. At least one looped lightning conductive...
8057176 Device for marking a wind power plant  
The present invention concerns a wind power installation and in particular the identification of a wind power installation as an aviation obstruction. The object of the present invention is to...
8052394 Rotor blade of a wind energy unit  
The invention relates to a rotor blade (60) of a wind energy plant with a top side (suction side) and a bottom side (pressure side) wherein profiles (21, 22, 23, 24, 25) with a front edge and a...
8047784 Lift device for rotor blade in wind turbine  
A lift device for a rotor blade and a method for increasing the lift of a rotor blade for a wind turbine are disclosed. The rotor blade has exterior surfaces defining a pressure side and a suction...
8033791 Blade end portion protecting bag and a rotor installing method for a wind turbine  
The subject of the present invention is to provide a blade end portion protecting bag which is fit onto an end portion of a plurality of blades for protecting the blade end portion from damage...
8025481 Kit for decorating ceiling fan blades  
A kit for decorating ceiling fan blades is provided. The kit includes a plurality of fan blade covers adapted to readily conform to the shape of a ceiling fan blade. The covers are embellished...
8011887 Rotor blade assembly  
A rotor blade assembly is disclosed. The rotor blade assembly includes a main rotor blade, the main rotor blade including a pressure side and a suction side extending between a leading edge and a...
7976276 Noise reducer for rotor blade in wind turbine  
A rotor blade assembly for a wind turbine is disclosed. The rotor blade assembly includes a rotor blade having a pressure side, a suction side, a leading edge, and a trailing edge extending...
7927071 Efficient traditionally appearing ceiling fan blades with aerodynamical upper surfaces  
Efficient traditionally appearing ceiling fan blades with aerodynamical upper surfaces and wide tip ends for ceiling fans with blades formed from plastic and/or wood and/or separately attached...
7927070 Pitch controlled wind turbine blade, a wind turbine and use thereof  
The invention relates to a pitch controlled wind turbine blade including a pressure surface side and a leeward surface side, where the surfaces establishes a leading edge and a trailing edge. The...
7837439 Wind turbine blade comprising one or more oscillation dampers  
A wind turbine blade comprising one or more oscillation dampers for damping oscillations or vibrations of the wind turbine blade. The first damper parts being rigidly connected to the blade or...
7744346 Leading edge configuration for compressor blades of gas turbine engines  
In a supersonic area, on a leading edge (2) of a compressor blade (1) for a gas turbine engine, a replaceable, longitudinally elastically deformable leading edge rail (7) with slender tip (11) and...
7722323 Axial flow turbine with overspeed preventing device  
An axial flow turbine motor is provided which includes a rotor with a peripheral row of drive blades and a peripheral band-shaped wall element radially clamped against the tops of the drive...
7665967 Efficient traditionally appearing ceiling fan blades with aerodynamical upper surfaces  
Efficient traditionally appearing ceiling fan blades with aerodynamical upper surfaces and wide tip ends for ceiling fans with blades formed from plastic and/or wood and/or separately attached...
7661929 Ceiling fan scent holder and placement handle  
A ceiling fan scent holder and placement handle which allows a user to distribute fragrance or aromatic substances into the air by using ceiling fans is provided. Said scent holder comprises a...
7510375 Method of coating and a shield for a component  
A gas turbine engine is used for power generation or propulsion and includes vanes. Each vane includes a trailing edge having a curvature and cooling slots that cool the vane. A photochemical edge...
7413408 Vibration-reducing and noise-reducing spoiler for helicopter rotors, aircraft wings, propellers, and turbine blades  
A spoiler attached to helicopter main rotor blades, tail rotor blades, propellers, aircraft wings, and machined into turbine blades, that reduces vibration and silences their operation. Also, when...
7402025 Fan blade assembly  
A fan blade assembly includes a fan blade and a blade iron. The proximal end of the blade iron is configured for securement to a conventional, commercially available fan motor. An openwork defines...
7399159 Detachable leading edge for airfoils  
The airfoil of fan/compressor and turbine rotors is constructed to include a leading edge that is detachable. The leading edge includes an airfoil section and an attachment that is adapted to fit...
7387491 Active flow modifications on wind turbine blades  
A wind turbine blade is situated on a wind turbine and includes a side and a tip. The blade is configured to rotate about an axis upon an impact of a wind flow on the blade. An active flow...
7367777 Fan blade air filter  
A filter assembly for mounting on a conventional or ceiling fan blade includes a fan blade mount, a filter mount, and an air filter. The fan blade mount has a blade mount slot formed therein that...
7278825 Method and system for regulating fluid over an airfoil or a hydrofoil  
The present invention features a fluid flow regulator that functions to influence fluid flow across an airfoil or hydrofoil, as well as various rotating or rotary devices, including propellers,...
7273349 Fabric fan blade and fan body trim  
The conventional fan blade is replaced by a frame over which any of a wide range of decorative fabrics or other similar materials is drawn and secured by a clamping method to form a lightweight...

Matches 1 - 50 out of 131 1 2 3 >