Fluid reaction surfaces (i.e., impellers) inventions 02/09

20090053059 - Ceiling fan and manufacturing method thereof: A ceiling fan and a fabrication method thereof have been disclosed in the invention. The ceiling fan comprises a canopy, a pipe, and a housing. The canopy is secured to an external surface for installation; an end of the pipe is connected to the canopy; the housing is connected to... Agent: Reed Smith LLP

20090053060 - Wind turbine blade control system: Wind turbines or generators are provided with a larger operating range, and made more efficient through the use of controlling the Bernoulli Effect on air foil blades. The control is effected through the use of rotating bands arranged over at least part of the surface of the blades. The direction... Agent: Fay Sharpe LLP

20090053061 - Bell-shaped ornamental cover of a ceiling fan: A bell-shaped ornamental cover of a ceiling fan mainly makes the bottom of a hanging bell covered by an ornamental cover to keep exposed screws hidden to beautify the ceiling fan. The hanging bell has its bottom shrunk as a neck opening with at least two engaging projections extended towards... Agent: Sinorica, LLC

20090053070 - Rotor blade and method of fabricating the same: A method for fabricating a rotor blade includes fabricating a rotor blade that includes a dovetail and an airfoil coupled to the dovetail, the airfoil including a first side, a second side, and a plurality of openings extending therethrough, and weaving a composite material through the openings such that the... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20090053062 - Lightning protection device of windmill blade: The present invention proposes a lightning protection device of a windmill blade, comprising a tip receptor assembly having receptors which are mounted, in particular to, the tip end part of the blade where the blade profile becomes smaller, and having a simple structure so as to be readily assembled, and... Agent: Kanesaka Berner And Partners LLP

20090053063 - Cooling fan: A cooling fan includes a fan housing (10) having a shaft seat (16) extending downwardly therefrom, a stator (20) being fixedly mounted around the shaft seat, a shaft (80) with a top end being fixedly connected to the shaft seat and a free end (82) extending downwardly therefrom, a rotor... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang

20090053064 - Fan blade retention system: A turbofan engine blade retainer for use in retaining a fan blade to a fan disk. The blade retainer includes a fore blade retainer for limiting forward movement of the fan blade and an aft blade retainer for limiting aft movement of the fan blade. The fore blade retainer engages... Agent: Krieg Devault LLP

20090053065 - Fan blade retaining structure: A disk 10 includes a plurality of dovetail grooves 12 which are spaced at a predetermined angular interval in a circumferential direction and extend in an axial direction. A fan blade 20 includes a dovetail part 22 which is fitted to each of the dovetail grooves in an axial direction... Agent: Griffin & Szipl, PC

20090053066 - Turbine blade cascade end wall: In the turbine blades set to a large outflow angle, the performance of the entire turbine is improved by reducing a cross flow generated on the turbine end wall and a whirling up of flow on the suction side of a blade irrespective of the difference of the blade shape,... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090053067 - Airfoil and method for protecting airfoil leading edge: An airfoil is disclosed having a concave pressure side and a convex suction side defining a chord length, and a leading edge and a trailing edge. A leading edge protective strip is adhered by a bond layer to and protectively covers the leading edge and respective predetermined portions of the... Agent: Adams Intellectual Property Law, P.A.

20090053069 - Layer system for a component comprising a thermal barrier coating and metallic erosion-resistant layer, production process and method for operating a steam turbine: There are described components of a steam turbine, comprising a thermally insulating layer and a metallic anti-erosion layer on said thermally insulating layer. The anti-erosion layer is provided with the same material as the metallic connecting layer.... Agent: Siemens Corporation Intellectual Property Department

20090053068 - Structures for damping of turbine components: Disclosed is a coating for gas turbine components including at least one material having vibration-damping properties. Further disclosed is an airfoil of a gas turbine having damped vibrational characteristics including an airfoil substrate and a coating applied to the airfoil substrate including at least one material having vibration-damping properties. A... Agent: Cantor Colburn, LLP

20090047128 - Fully bladed closure for tangential entry round skirt dovetails: A fully bladed closure design for turbine wheel with tangential entry. A set of the final three buckets including a bladed closure bucket are disposed about a wheel margin with two buckets adjacent to the bladed closure bucket secured to the wheel margin by the dovetails. The closure bucket is... Agent: Ge Energy General Electric C/o Ernest G. Cusick

20090047129 - Horizontal axis wind turbine: Disclosed a horizontal axis wind turbine including: a rotor; a nacelle; a tower; an independent pitch control device; and a yaw control device, wherein the horizontal axis wind turbine is an up-wind type one including a waiting mode, wherein (1) the independent pitch control device performs a first step of... Agent: Birch Stewart Kolasch & Birch

20090047130 - Wind turbine and method for determining at least one rotation parameter of a wind turbine rotor: A method of determining at least one rotation parameter of a wind turbine rotor rotating with a rotation speed and a phase is provided. The method comprises the steps of: measuring an effective centrifugal force acting in a first pre-determined direction, which is defined in a co-ordinate system rotating synchronously... Agent: Siemens Corporation Intellectual Property Department

20090047136 - Angled tripped airfoil peanut cavity: A turbine airfoil comprises a wall portion, a cooling channel, an impingement rib, impingement rib nozzles, turbulators and leading edge cooling holes. The wall portion comprises a leading edge, a trailing edge, an outer diameter end, and an inner diameter end. The cooling channel receives cooling air and extends through... Agent: Kinney & Lange, P.A.

20090047131 - Electrical generation device - turbine rotor shape for electrical power generation from moving fluid: An electrical generation device includes a turbine rotor for electrical power generation, preferably underwater, from moving fluid, preferably water currents or the wind. The turbine rotor includes turbine blades that include flexible portions, preferably mounted at the edges of stiff portions of the turbine blades.... Agent: Brinks Hofer Gilson & Lione

20090047132 - Durable blade: A durable blade, a method of manufacturing it and a method of repairing blades are described and claimed. Durable blade includes an airfoil having a pressure side and a suction side, a midspan shroud located on the airfoil, at least one recess on the midspan shroud and a wear pad... Agent: General Electric Company

20090047133 - Impeller blade for centrifugal blower, blade-supporting rotator, impeller for centrifugal blower, and method for manufacturing impeller for centrifugal blower: Blades of an impeller for a centrifugal blower are resinous hollow blades having hollow spaces formed in the blade interiors, and having first blade weld parts welded to plate weld surfaces of an end plate, wherein first blade weld surfaces inclined with respect to the plate weld surfaces are formed... Agent: GlobalIPCounselors, LLP

20090047134 - Turbine wheel with backswept inducer: An exemplary blade (220) for a turbine wheel includes an exducer portion with a trailing edge and an inducer portion with a leading edge wherein the inducer portion has a positive local blade angle at the leading edge with respect to the intended direction of rotation of the turbine wheel.... Agent: Honeywell Turbo Technologies

20090047135 - Layered corrosion resistant coating for turbine blade environmental protection: The present invention is a gas turbine engine turbine blade comprising an airfoil section having at least an exterior surface, a platform section having an exterior surface, an under platform section having an exterior surface, and a dovetail section having an exterior surface. The blade further comprises a corrosion resistant... Agent: Mcnees Wallace & Nurick LLC

20090041581 - 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 with interchangeable decorative images or themes selectable by user.... Agent: P. Jeff Martin Of The Mcgougan Law Firm, LLC

20090041587 - Turbine blade with internal cooling structure: A rotating blade (1) for a gas turbine comprises an internal cooling structure having at least three cooling air passages (5, 6, 7) in fluid connection with one another by turns (9, 10). An opening (12) provides an outlet for dissolved core material to be removed from the blade following... Agent: Volpe And Koenig, P.C. Dept. Alstom

20090041586 - Turbine nozzle sector: A turbine nozzle sector that comprises an outer platform segment and an inner platform segment between which there extend one or more hollow vanes. Each vane presents a trailing edge cavity for feeding with cooling air and communicating with a plurality of vents distributed along the trailing edge of the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090041582 - Cooling fan: A cooling fan includes a fan housing (30) having a central tube (34) extending upwardly therefrom, a bearing (60) being received in the central tube, a stator (20) being mounted around the central tube, and a rotor (10) having a shaft (18) extending through the bearing. At least one notch... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang

20090041583 - Blade structure for torque converter and process of producing the same: A blade structure for a torque converter is produced as follows. A flat sheet is stamped into a shape including: a holding section; an inner connecting section located around the holding section, and held by the holding section; an outer connecting section located around the inner connecting section; and a... Agent: Foley And Lardner LLP Suite 500

20090041584 - Kinetic hydro power triangular blade hub: A rotor hub mounting arrangement for removably mounting a plurality of turbine rotor blades to the rotor hub in a compact and secure manner. The rotor hub includes an internal mounting assembly, preferably comprised of a series of interconnected mounting plates, positioned adjacent a series of foil shaped openings in... Agent: Davidson Berquist Jackson & Gowdey LLP

20090041585 - Impeller for a cooling fan: An impeller (10) for a cooling fan includes a hub (20) having a circular wall (22) and an annular sidewall (24) extending upwardly from a periphery of the circular wall, and a plurality of blades (30) extending radially from the sidewall of the hub. Each of the blades includes a... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang

20090035133 - Delta blade propeller apparatus: A method of using a delta shaped blade as an aircraft propeller, helicopter or autogiro rotor, or wind turbine propeller is presented. The invention combines the delta blade system with the use of torsion bars to achieve desirable control of blade twist. The invention uses blade twist to control the... Agent: Sonnenschein Nath & Rosenthal LLP

20090035134 - Vertical axis wind turbine with wingletted cam-tiltable blades: A vertical axis wind turbine with wingletted cam-tiltable blades is provided, including: a generator, a shaft interconnected with the generator, and a plurality of blade sets coupled to the shaft. Cam members are provided inside the shaft and have guide sections of predetermined shapes. The blade set includes blades that... Agent: Haynes And Boone, LLPIPSection

20090035135 - Wind generator: Comprising a tower (1) and a set of vertical blades (4) which rotate around the tower (1) and which in turn rotate about themselves on a shaft (5) in order to face the direction of the wind (6) during the angular displacement that favours the rotation of the blades (4)... Agent: Wenderoth, Lind & Ponack, L.L.P.

20090035136 - Methods and apparatus for balancing a rotor: A method for balancing a rotor of a rotary machine, wherein the rotor includes at least two rotor blades and a rotor shaft, includes receiving at least one measurement of either a load, an acceleration, or a displacement that pertains to at least one bending moment acting on the rotor... Agent: Patrick W. Rasche (22402) Armstrong Teasdale LLP

20090035137 - Helicopter vibration control system and rotary force generator for canceling vibrations: Helicopter rotating hub mounted vibration control system for a rotary wing hub having periodic vibrations while rotating at an operational rotation frequency. The vibration control system includes a housing attachable to the rotary wing hub and rotating with the hub at the operational frequency. The housing is centered about the... Agent: Lord Corporation Patent & Legal Services

20090035138 - Bladed rotor balancing: A method of manufacturing a rotating component (110), the method comprising the following steps: providing a component comprising a first portion (20, 40, 60, 80, 100, 116), which first portion defines a first cavity (26, 46, 66, 86, 106), characterised by; identifying a first inertial property of the first portion... Agent: Oliff & Berridge, PLC

20090035139 - Hub-profile connection system for axial fan and axial fan provided with this connection system: Compared with the rigid constraint systems, the system of the invention offers lower static and dynamic loads, with consequent cost saving and vibration abatement. With respect to hinged constraint systems, there are the advantages of a particular construction simplicity, the possibility of graduating the freedom of movement on the vertical... Agent: Abelman, Frayne & Schwab

20090035142 - Quick assembly blade for a ceiling fan: A quick assembly blade for a ceiling fan includes a blade frame, a blade and a clamping member. The blade frame is fixed therein with at least three studs spaced apart equidistantly for a fastener to be respectively locked therein. The blade has one end bored with insert holes at... Agent: Sinorica, LLC

20090035143 - Quick assembly blade for a ceiling fan: A quick assembly blade for a ceiling fan includes a blade frame fixed in side with at least three studs respectively for a fastener to be inserted therein. A blade to be secured on the blade frame is bored with three assembling holes at the locations corresponding to the studs... Agent: Sinorica, LLC

20090035140 - Quick assembly blade for a ceiling fan (2): A quick assembly blade for a ceiling fan includes a blade frame, a blade and a press board. The blade frame has at least three studs respectively secured thereon with a fastener to be fitted in the insert holes of the blade and the engage holes of the press board.... Agent: Sinorica, LLC

20090035141 - Quick assembly blade for a ceiling fan (4): A quick assembly blade for a ceiling fan includes a blade frame, one stop member, a blade and a press board. The blade frame has a pan-shaped body fixed with three projecting bases protruding upward. The blade and the press board are respectively and correspondingly bored with insert holes and... Agent: Sinorica, LLC

20090035144 - 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 studs, with the engage pin able to be shifted up and down at the top... Agent: Sinorica, LLC

20090035145 - Airfoil shape for a turbine bucket and turbine incorporating same: Third stage turbine buckets have airfoil profiles substantially in accordance with Cartesian coordinate values of X, Y and Z′ set forth Table I wherein X and Y values are in inches and the Z′ values are non-dimensional values from 0 to 1 convertible to Z distances in inches by multiplying... Agent: Nixon & Vanderhye P.C.

20090035146 - Airfoil shape for a turbine bucket and turbine incorporating same: Third stage turbine buckets have airfoil profiles substantially in accordance with Cartesian coordinate values of X, Y and Z′ set forth Table I wherein X and Y values are in inches and the Z′ values are non-dimensional values from 0 to 1 convertible to Z distances in inches by multiplying... Agent: Nixon & Vanderhye P.C.

20090035147 - Blade for an impeller wheel: Blade for an impeller wheel which is suitable for use for an impeller wheel power station. The special design of the blade ensures relatively low swirling of the water flow behind the blade and increases the utilization of the inflowing water flow as a result.... Agent: K.f. Ross P.C.

20090035148 - Wind turbine blade drainage: A wind turbine includes a tower supporting a drive train with a rotor, at least one hollow blade extending radially from the rotor; a drain hole arranged in a tip portion of the blade; a baffle, arranged inside the blade and inboard of the drain hole, for impeding a flow... Agent: Ge Energy General Electric C/o Ernest G. Cusick

20090035149 - Fan rotor: A fan rotor includes a hub (10), a plurality of blades (20) radially disposed around the hub, and a magnet (30) located in an inner side of the hub. The hub includes a top wall (12) and a sidewall (14) surrounding the top wall. A plurality of spaced first ribs... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang

20090035150 - Surface aerator impeller design including stabilizer cylinder: A surface aeration impeller incorporating a stabilizer cylinder that damps out and eliminates any sustained oscillatory or vibratory displacements normal to the axis of rotation when the impeller is in operation. The surface aeration design operates in a mechanically stable fashion under diverse loading conditions and at any static liquid... Agent: Mcquaide Blasko