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| Number | Title | Issue Date |
| 8186966 | Offshore wind turbine generator Provided is an offshore wind turbine generator capable of withstanding unevenly distributed stress with a simple and inexpensive structure and of maintaining reliability in terms of strength. An offshore wind turbine generator includes a nacelle that rotatably suppo... | 05/29/2012 |
| 8182234 | Spaceframe wind turbine energy converter structure A wind turbine that includes a spaceframe mounted atop a support structure is provided. The spaceframe houses and is integrated with a wind turbine drivetrain. The spaceframe transfers primary rotor loads and drivetrain torque to the support structure. ... | 05/22/2012 |
| 8167576 | Method for manufacturing the rotor assembly of a rotating vacuum pump A rotor assembly for rotary vacuum pumps has improved mechanical characteristics and low manufacturing cost due to a one-step thermal coupling of a rotor having a male axial projection and its supporting shaft having an end portion comprising a female cavity with a ... | 05/01/2012 |
| 8167575 | Connection of components of a wind turbine The invention relates to a connection between components of a wind turbine. More specifically, the present invention relates to components for a wind turbine having a diameter of more than 0.5 m, preferably more than 1.0 m, and more preferably more than 1.5 m. The w... | 05/01/2012 |
| 8142166 | Hub for a horizontal axis wind turbine To provide a lightweight hub of a horizontal axis wind turbine with a balanced strength, the hub 1 related to the present invention comprises a reinforcement plate 4 coupled to the spherical shell 2 on the peripheral edge in the round region G i... | 03/27/2012 |
| 8087898 | Stress relief flange and method for distributing stress for wind turbine components A wind turbine including an article, article, and method of forming an article for distributing stress are disclosed. The article includes a flange for securing an upper tower section and a lower tower section of a wind turbine and includes a first arm extending in ... | 01/03/2012 |
| 8061999 | Spinner-less hub access and lifting system for a wind turbine A simple and safe means is provided to gain entry into the rotor hub of a wind turbine for maintenance operations within the hub. A ladder-like structure is mounted onto the rotor hub using the same bolts attaching a fixed outer race of the pitch bearing for the rot... | 11/22/2011 |
| 8061998 | Construction apparatus and method for a wind power installation A small wind power installation of between about 50 and 150 kW nominal power, which can be set up practically at any location in the world as independently as possible of intensive machine support. A wind power installation is disclosed with a plurality of installat... | 11/22/2011 |
| 8052396 | Method for assembling/dismounting components of a wind power plant A wind power installation having at least one cable passage means for passing through a hauling cable from a winch and a method of fitting/removing components of a wind power installation comprising laying a hauling cable from the winch to at least one deflection ro... | 11/08/2011 |
| 8033794 | Wind turbine A wind turbine includes a nacelle that houses a dynamo and a vane wheel coupled to an end of the dynamo. The nacelle is movably mounted to a post. The nacelle has a body forming a circumferentially extending curved slot that has a front portion forming a reducing se... | 10/11/2011 |
| 8029243 | Locking plate fast fastening ceiling fan blades A locking plate fast fastening ceiling fan blades is provided where several nicks are formed, and a thru hole is formed communicating with the open side of one of the nicks. A wedge unit is provided in the thru hole of the locking plate. Thus, when a blade is instal... | 10/04/2011 |
| 7997876 | Wind turbine, tower and method for fabricating the same A wind turbine, tower and method for making same are provided. The wind turbine includes a rotor having one or more blades and a rotor radius distance approximately equal to the distance measured from a centerline of the rotor to a tip of one of the blades. The towe... | 08/16/2011 |
| 7993107 | Onshore wind turbine with tower support system A wind turbine includes a nacelle with any manner of associated power generation equipment. The nacelle is mounted atop a tower having a base end configured for support on a ground level foundation. A tower support system provides support to the tower and includes a... | 08/09/2011 |
| 7955055 | Safety retaining system for large industrial fan A securing system for a fan assembly. The securing system includes a first member which attaches to a motor mount and a second member which attaches to the hub of the fan assembly. The first member is interposed between the hub and the second member such that should... | 06/07/2011 |
| 7857599 | Method and apparatus for forming wind turbine machines A wind turbine includes a nacelle connected to a unitary tube bedplate. ... | 12/28/2010 |
| 7785077 | Ceiling fan hanging system A ceiling fan hanging system (10) in disclosed for use with a conventional ceiling fan (11). The hanging system includes a downrod (15) and a downrod receiver (16). The downrod has a lower end (20) having a select outside diameter ... | 08/31/2010 |
| 7775774 | System and method for driving a monopile for supporting an offshore wind turbine A method for installing an offshore wind turbine system includes driving a cylindrical annular monopile or a substructure into the soil. The monopile includes a flanged portion configured to support a wind turbine tower or a superstructure. The flanged portion exten... | 08/17/2010 |
| 7775773 | Structural member for manufacturing a tower of a wind turbine The invention relates to a structural member for manufacturing a tower of a wind power system having a delimitation surface forming a portion of the outer surface of the tower and comprising a through opening provided for accommodating a door, whereby at least a reg... | 08/17/2010 |
| 7748961 | Apparatus and methods for handling rotor blades An apparatus is provided for handling rotor blades of wind power installations. An apparatus for simplified handling of rotor blades is afforded by a carrier element and at least one rotor blade receiving structure coupled to the carrier element. A rotor blade is re... | 07/06/2010 |
| 7641447 | Removable sensor support for a hollow-rotor helicopter The present invention relates to a support (20, 24, 26) for a stationary article surmounting a helicopter rotor (11), which support comprises a hollow structure presenting a longitudinal axis (25); the hollow structure comprises two hollow parts... | 01/05/2010 |
| 7581934 | Vehicle transportable rotor blade of a wind-energy turbine A wind power system rotor blade has an inboard end and an outboard end adapted for being transported by a transport vehicle. In order to make the transport of the rotor blade possible on highways, even when it exceeds the usual profile height of underpasses and brid... | 09/01/2009 |
| 7510380 | Non-parallel spacer for improved rotor group balance The present invention provides apparatus and methods for balancing stacked components of rotating machinery, such as in a gas turbine engine. Unlike conventional processes and devices for balancing stacked components, the present invention may use a single non-paral... | 03/31/2009 |
| 7470115 | Outer diameter nut piloting for improved rotor balance The present invention provides for outer diameter piloting of a nut that secures stacked components to a tie-shaft or other threaded components used to axially secure one or more rotating components. Unlike conventional inner diameter piloting methods, machining a p... | 12/30/2008 |
| 7438530 | Method of assembling one-piece bladed disks, and a device for damping vibration of the blades of such disks A method of assembling together one-piece bladed disks by friction welding, and a damper device for damping vibration of the blades of the disks. The damper device includes annular linings for covering the blades and filling the gaps between the blades, the linings ... | 10/21/2008 |
| 7438531 | Fan and rotor structure thereof A fan and a rotor structure thereof. The rotor structure has a case, an upper linking structure, a lower structure, and a rotating shaft. The case has an opening at the axle center. The upper linking structure has a fixing portion and a threaded portion. The minimum... | 10/21/2008 |
| 7431567 | Wind turbine having a direct-drive drivetrain A wind turbine (100) comprising an electrical generator (108) that includes a rotor assembly (112). A wind rotor (104) that includes a wind rotor hub (124) is directly coupled to the rotor assembly via a simplified connection. The ... | 10/07/2008 |
| 7416388 | Fan A fan is disclosed for use in a system, and the system has at least one connection structure. The fan is mainly composed of an impeller and a base, and the impeller is connected to the base. The impeller at least has a hub, a plurality of blades and a driver. The ba... | 08/26/2008 |
| 7387497 | Adapter An adapter is provided for mounting a wind turbine on the upper end of a wind turbine tower even though the yaw plate of the wind turbine is not complementary in shape to the upper end of the wind turbine tower. ... | 06/17/2008 |
| 7374405 | Apparatus and methods for handling rotor blades An apparatus for handling rotor blades of wind power installations. An apparatus for simplified handling of rotor blades is afforded by a carrier element and at least one rotor blade receiving means fixedly connected thereto. A rotor blade is received in the apparat... | 05/20/2008 |
| 7371050 | Device for axially retaining blades on a turbomachine rotor disk A device for axially retaining blades on a rotor disk of a turbomachine, includes an annulus which is mounted via a radially inner edge in an annular groove of the disk and which presses against the roots of the blades mounted in grooves in the periphery of the disk... | 05/13/2008 |
| 7367780 | System and method for driving a monopile for supporting an offshore wind turbine A method for installing an offshore wind turbine system includes driving a cylindrical annular monopile or a substructure into the soil. The monopile includes a flanged portion configured to support a wind turbine tower or a superstructure. The flanged portion exten... | 05/06/2008 |
| RE40298 | Insulated box fan An insulated box fan, which includes an outer metal housing with two vertical metal brackets to which a plastic isolator ring is attached, and which ring is also attached to the fan motor, to electrically insulate it from the fan housing, and to direct additional co... | 05/06/2008 |
| 7363903 | Engine for a leisure vehicle An engine for a leisure vehicle including a crankcase having at least two crankcase portions, a plurality of main journal fastener bolts by which the two crankcase portions are coupled to each other such that a crankshaft is rotatably mounted between the two crankca... | 04/29/2008 |
| 7362002 | Automotive starter generator apparatus An automotive staffer generator apparatus that is inexpensive and compact, enabling engine starting functions and generating functions to be made compatible by improving maximum torque without having to increase the number of turns in an armature winding. An automot... | 04/22/2008 |
| 7351364 | Method of manufacturing a hybrid structure A method of manufacturing a hybrid structure (100) having a layer of CMC material (28) defining an interior passageway (24) and a layer of ceramic insulating material (18) lining the passageway. The method includes the step of casting the... | 04/01/2008 |
| 7351037 | Y-connect fastener for ceiling fan blades A Y-connect fastener (210) is provided for firmly fastening ceiling fan blades (26) to mounting brackets (20). A plurality of protuberant members (32) extend upwardly from the mounting brackets (20), and have head portions (72 | 04/01/2008 |
| 7351034 | Impeller device for data acquisition in a flow This invention relates to an impeller device for data acquisition in a flow. It comprises a support (3) with two bearing blocks (4.1, 4.2) to hold a spindle (2) around which the impeller (1) is fitted. The spindle (2) comprises two... | 04/01/2008 |
| 7351157 | Muscle training apparatus and method The invention is directed to a muscle trainer and method for exercising a weaker of two opposing muscle groups of a person swinging an implement, such as a golf club, wherein, if the two opposing muscle groups were of appropriate strength, the two muscle groups woul... | 04/01/2008 |
| 7347665 | Rubber-elastic assembly frame for an axial ventilator The invention relates to a rubber elastic assembly frame for affixing an axial ventilator, which is provided with a mounting flange, to the wall of a housing of a device which is to be cooled. The assembly frame has formed locking elements for receiving the mounting... | 03/25/2008 |
| 7347672 | Rotor disk balancing device, disk fitted with such a device and rotor with such a disk A rotor disc includes a rim and a balancing device, which includes housings formed in the rim, and balancing masses housed in at least some of the housings. ... | 03/25/2008 |
