Matches 1 - 50 out of 58 1 2 >


Match Document Document Title
US20140105749 PROPELLER OF A PULSED AIRFLOW GENERATOR, IN PARTICULAR FOR A PORTABLE BLOWER  
A propeller of a pulsed airflow generator, in particular for a standalone portable blower, of the type made up of the assembly of two parts coaxially adjoining one another, i.e.: a first front...
US20120087796 CEILING FAN  
A ceiling fan having a motor for rotating a spider with the spider designed to support a plurality of blades for rotation. The spider having a plurality of outwardly extending arms with each blade...
US20120230828 CYLINDRICAL WINDMILL FOR WIND POWER GENERATION  
The cylindrical windmill for wind power generation includes: a support frame formed in a cylindrical shape around a rotational shaft; a plurality of wing fixtures protruded from the support frame;...
US20100289269 SOLAR WIND TREE  
An apparatus for generating electrical power. The apparatus comprises a plurality of solar energy collectors for generating electricity from solar energy; a plurality of wind turbines for...
US20070009363 Ceiling fan air purification system  
A ceiling fan which comprises of one and or two air purification systems for filtering Particulates and or odor's from the air. Which a plurality of point of ionization sources are positioned in...
US20090220342 SHAFTLESS VERTICAL AXIS WIND TURBINE  
A shaftless vertical axis wind turbine has a stationary hollow core having inner and outer circular walls with a void between the inner and outer walls. A rotor is rotatably supported about the...
US20060165529 Air circulation system-driven, suspended rotating display device  
An air circulation system-driven, suspended rotating display device includes an attachment member and a rotatable member. The attachment member has an upper end and a lower end, and a component...
US20100074754 Securing Device For Connecting Blades To Blade-Root Attachment Of Remote-Control Helicopters  
A remote-control helicopter rotor mechanism includes a rotor with multiple blade-root attachments and each blade-root attachment includes a slot located between two arms. Each arm includes two...
US20070274834 Rotor and manufacturing method thereof  
A manufacturing method of a rotor includes the following steps. A substrate is processed to form a first patterned area, a second patterned area and a third patterned area. The second patterned...
US20120020795 MOUNTING APPARATUS FOR FAN  
A mounting apparatus for mounting a system fan and an exterior fan to a chassis includes a mounting bracket and a plurality of connecting members. The mounting bracket includes a rectangular...
US20090175728 Blade arm  
The apparatus of the present invention comprises a user adjustable variable axial length and variable pitch ceiling fan blade arm. The blade arm includes a pair of extension elements. Each element...
US20110243745 Structure for combining vane frame and vane of hanging fan  
A structure for combining a vane frame and a vane of a hanging fan includes an elastic plate onto the vane frame, a pressing portion at a front end of the elastic plate, a latching portion at a...
US20050002790 Blade structure for ceiling fans  
A ceiling fan blade includes a top plate having solid patterns defined in a top surface thereof and a plurality of ridges defined in a bottom surface of the top plate, and a bottom plate which is...
US20080226455 Quick click  
The Quick-Click is a ceiling fan blade holder that utilizes spring-loaded balls to clamp a ceiling fan blade to it rather than traditional screws. To use The Quick Click, a user would press the...
US20070122286 Novel fan blade of a ceiling fan  
The present invention relates to novel fan blade of a ceiling fan, wherein whole or partial perimeter of the blades was designed to project outwardly, for example, the cross section of the...
US20060024165 Ceiling fan blade attachment mechanism  
The invention relates generally to fans, and in particular to ceiling fans. The invention further relates to a ceiling fan blade attachment mechanism.
US20140099208 VERTICAL AXIS WIND TURBINE WITH SELF-STARTING CAPABILITIES  
A vertical axis wind turbine and vertical axis wind turbine assembly comprising a rotary body and a plurality of blades. A cross section through each blade of the plurality of blades transverse to...
US20080138205 FOIL FAN BLADE AND CEILING FAN  
A rotary foil fan blade includes an elongated support member and at least one foil member mounted on the support member. The foil member is substantially shorter in length than the elongated...
US20150232175 Broad Goods Composite Yoke for Rotor System  
According to one embodiment, a rotorcraft yoke comprises a plurality of arms. The plurality of arms, in combination, comprise a plurality of fibrous plies extending continuously throughout all of...
US20090169389 IMPELLER AND COOLING FAN USING THE SAME  
A cooling fan (10) includes a bottom housing (12), a top cover (14) covering the bottom housing, and impeller (16) and stator accommodated in a space formed between the bottom housing and the top...
US20100054936 VERTICAL AXIS WIND TURBINE  
A vertical axis wind turbine (100) is provided according to an embodiment of the invention. The vertical axis wind turbine (100) comprises a rotatable shaft (101) and one or more arms (102)...
US20080213097 ANGLED AIRFOIL EXTENSION FOR FAN BLADE  
An angled fan blade extension includes an attachment portion and an angled portion. The attachment portion is configured to facilitate securing the angled fan blade extension to the distal end of...
US20070009362 Combination of ceiling fan and light unit  
A ceiling fan includes a bottom hood with a tube which has a passage defined axially therethrough and a fixing device is connected to the tube and includes a compartment in which a first...
US20090180881 FAN BLADE MOUNTING SYSTEM  
A ceiling fan is disclosed having a blade iron mounting system (14) coupled to the bottom mounting plate (15) of an motor (13). The blade iron mounting system includes an annular mounting plate...
US20140286780 AEROGENERATOR BLADE TIP SEGMENT AND METHOD OF ASSEMBLY  
Provided is a method of assembling an aerogenerator blade tip segment. The method includes: removing an outboard tip end part of an aerogenerator blade; removing at least a portion of a leading...
US20070092377 Ceiling fan mounting apparatus background of the invention  
A ceiling fan mounting apparatus includes a mounting unit and a cover member covering the mounting unit. The mounting unit includes a base member for being mounted to a ceiling, and a support...
US20090004016 FAST-POSITIONING DEVICE FOR ASSEMBLING BLADE BRACKETS TO A MOTOR HOUSING OF A CEILING FAN  
The invention relates to a fast-positioning device for assembling blade brackets to a motor housing of a ceiling fan. The motor housing has its bottom provided with plural locations located around...
US20150023802 Ceiling Fan with Variable Blade Pitch and Variable Speed Control  
A fan comprises a hub, fan blades, and inserts. The hub comprises outwardly extending mounting tabs that lie along a common horizontal plane. The fan blades are hollow, such that each mounting tab...
US20090123287 QUICK ASSEMBLY BLADES FOR A CEILING FAN  
Quick assembly blades for a ceiling fan at least include a blade bracket, a blade and a clamping member. The clamping member is composed of a base plate and a top plate. A rear portion of the base...
US20090246028 FAN BLADE IRON ISOLATION  
A ceiling fan is disclosed having an electric motor (13) with a bottom mounting plate (14) to which an annular array of blade irons (16) are coupled, each having a blade (17) mounted thereto. Each...
US20080107529 Fan blade connector component with skeleton and method of manufacturing such  
A fan blade connector component having a moldable ornamental housing that encloses a skeleton which includes links which span between adjacent posts having a threaded bore therein. The links...
US20050265848 Ceiling fan mounting structure  
A ceiling fan mounting structure is constructed to include a holder base affixed to a fan motor, the holder base having equiangularly spaced retaining blocks and holding an electric plug...
US20070172356 Dual fan assembly  
A dual fan assembly includes two fans connected to a motor casing and a synchronous motor is received in the motor casing and has an eccentric output shaft. A connection unit includes a shaft...
US20090035144 QUICK ASSEMBLY BLADE FOR A CEILING FAN (3)  
A quick assembly blade for a ceiling fan includes a blade frame, a blade and a press board. The blade frame is fixed with three studs and an engage position-limiting unit located among the three...
US20060140770 Fan blade mounting structure for ceiling fan  
A fan blade mounting structure for ceiling fan is capable of enabling the fan blade to be quickly and easily mounted on the mounting bracket, and comprises, a plurality of locking members formed...
US20090208337 TURBINE BLADE SUPPORT ASSEMBLY  
A turbine blade support assembly comprises a central hub. A plurality of carrying members extend outwardly from the central hub. A respective subsidiary hub is provided on each of the carrying...
US20120099997 Vertical Axis Wind Turbine  
A vertical axis wind turbine comprising a main wind blade with one or more blade(s), at least one connecting arm, attached to main blade and an abutment of connecting arm arranged with axle hole...
US20100278637 Ceiling Fan with Variable Blade Pitch and Variable Speed Control  
A fan comprises a hub, fan blades, and inserts. The hub comprises outwardly extending mounting tabs that lie along a common horizontal plane. The fan blades are hollow, such that each mounting tab...
US20140328686 FAN  
Fan includes a hub, a mounting ring encircling the hub, a plurality of connection poles rotatably connected to the mounting ring, and a plurality of blades fastened to the connection poles. A...
US20130156585 METHOD AND DEVICE FOR ELECTRICAL POWER GENERATION FROM WIND POWER AND METHOD OF MANUFACTURE THEREOF  
A method and system are provided for converting wind power into electrical energy. One or more blades are attached by one or more struts to a vertical or central shaft, wherein each strut...
US20150010403 AERODYNAMIC HUB ASSEMBLY FOR A WIND TURBINE  
An aerodynamic hub assembly for a wind turbine is disclosed. The hub assembly may include a hub extension, a rotor blade having a blade root and a blade tip, and a hub airfoil section mounted at...
US20140377073 SYSTEMS AND METHODS FOR BLADE ATTACHMENT  
Systems and methods for blade attachment are proved. The systems and methods include an aircraft system having a rotor hub including a blade connector and a composite blade including a lug fitting...
US20110058947 Fan Blade Mounting System  
A ceiling fan (10) is disclosed which has a motor (13) and an annular array of blade irons (14) each having a blade (15) mounted thereto. Each blade iron includes a body portion (18) and a...
US20150211532 FAN WITH FAN BLADE MOUNTING STRUCTURE  
Fans having fan blade mounting structures are disclosed herein. A fan configured in accordance with one embodiment of the present technology includes a fan having a central hub coupled to a...
US20110158813 Quick Assembly Blades for Ceiling Fans  
Easy to attach and detach blades for overhead ceiling fans. A first version has a ceiling fan blade with keyhole slots that fit over flat topped fasteners on a mounting arm. Pulling the blade away...
US20100150722 Fixture Device of Blade and Blade Frame of a Ceiling Fan  
A fixture of blade and blade frame in a ceiling fan is disclosed. The blade frame has an inserting part to go through the through hole on the blade. The stopping part of the inserting part is...
US20100124504 Structure of ceiling fan blades their frames  
A structure of blade and blade frame for a ceiling fan is disclosed. The inserting parts of a blade frame go through the through holes on a blade. Each inserting part has a stopping part exposed...
US20100104442 FAN BLADE MOUNTING SYSTEM  
A ceiling fan (10) has an electric motor (13) which rotatably drives an annular array of blade irons (14) coupled to blades (15). Each blade has a fastener mounting hole (18) and an end notch...
US20150308450 CEILING FAN BLADE ATTACHMENT  
An accessory blade attachment adapted to removably attach to a ceiling fan blade of a ceiling fan is provided. The accessory blade attachment may include a blade portion and a pivotally connected...
US20150110632 BLADE ASSEMBLY FOR A WIND TURBINE ROTOR  
A blade assembly for a wind turbine rotor is provided, the blade assembly comprising at least two blade sections (1, 2) being longitudinally joinable at respective joining end portions (10, 20)...

Matches 1 - 50 out of 58 1 2 >