Bizarre Patents
Decorative Jeweled Wheel Cover
An improved wheel is provided wherein decorative items such as gem stones are embedded in either the wheel surface, a special mounting section attached to the wheel surface, or to a spoke strap that wraps around each spoke and positions embedded gem stones on the outside surface of the spoke.
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| Number | Title | Issue Date |
| 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 |
| 7357622 | Method and installation for extracting energy from a flowing fluid Turbine farm comprising at least a first turbine and at least a second turbine for energy extraction from a flowing fluid, wherein when the second turbine is on the lee side of the first turbine, under nominal power, the axial induction of the first turbine is lower... | 04/15/2008 |
| 7326035 | Device for attaching a moving blade to a turbine rotor disk in a turbomachine An attachment device for attaching a blade to a turbine rotor disk in a turbomachine, the blade root forming a male portion engaged and held radially in a cavity of complementary shape in the rotor disk, with means for preventing the blade root from moving axially i... | 02/05/2008 |
| 7273352 | Inlet partial blades for structural integrity and performance Methods and apparatus for conveying fluids (e.g., liquids, gases, and mixtures thereof) are disclosed. A turbopump in accordance with an exemplary implementation of the present invention comprises an impeller defining at least one flow channel and a shroud defining ... | 09/25/2007 |
| 7210909 | Connection between bladed discs on the rotor line of a compressor A first rotor piece includes a first ring provided with a succession of holes and notches. An assembly is formed by a second rotor piece fixed to a third rotor piece. The second piece ends downstream in a second ring including holes. The third piece ends upstream in... | 05/01/2007 |
| 7195417 | Composite tie rod A composite tie rod comprises a plurality of coated fiber bundles stretched between two nut assemblies. Fiber holders, in combination with the nut assemblies, hold the fiber bundles in tension to provide a compressive force for maintaining component placements along... | 03/27/2007 |
| 7144221 | Method and apparatus for assembling gas turbine engines A method for assembling a fan assembly for a gas turbine engine includes coupling a plurality of fan blades in a row to a rotor disk, wherein each fan blade includes an airfoil having a first sidewall and a second sidewall connected together at a leading edge and a ... | 12/05/2006 |
| 7128535 | Turbine drum rotor for a turbine engine The present invention relates to an improved turbine structure for use in a gas turbine engine. The turbine structure includes a one-piece drum rotor and a plurality of turbine blades attached to the one-piece drum rotor. The one-piece drum rotor includes integrally... | 10/31/2006 |
| 7074011 | Wind power installation with two rotors in tandem A wind power installation comprising at least two rotors which are arranged one behind the other and of which the first rotor which is arranged in front of the second rotor is of a smaller diameter than the second rotor. ... | 07/11/2006 |
| 7059831 | Turbine engine disk spacers A gas turbine engine rotor stack includes one or more longitudinally outwardly concave spacers. The spacers may provide a longitudinal compression force that increases with rotational speed. ... | 06/13/2006 |
| 7008190 | Turbomachine rotor arrangement In a succession of rotor disks, only the end disks are connected to a main structure by bolted extensions and the intermediate disks are suspended from rigid spacer pieces by centering and anti-rotation connections. The end disks are interconnected to clamp the asse... | 03/07/2006 |
| 6991433 | Drum, in particular a drum forming a turbomachine rotor, a compressor, and a turboshaft engine including such a drum The drum of the invention is generally in the form of a body of revolution about a longitudinal axis, being made of a metal alloy and extending between an upstream end and a downstream end along a curved profile capable of being circumscribed in an annular envelope ... | 01/31/2006 |
| 6955461 | Tickler for slurry reactors and tanks The present invention is directed to a tickler impeller and agitation system for use in stirred slurry reactors and storage tanks. The tickler impeller when mounted on a shaft is effective for providing an inward and downward swirl in a slurry medium which directs s... | 10/18/2005 |
| 6899519 | Method of detecting a change in the structure of a complex shape article A method of detecting the change in the structure of a turbine rotor uses the steps of injecting an ultrasonic signal into the turbine rotor at a first position using a first ultrasonic transducer to produce a diffuse field ultrasonic signal in the rotor; detecting ... | 05/31/2005 |
| 6857851 | Axial compressor disk for a turbomachine with centripetal air bleed The invention relates to an axial compressor disk for a turbomachine, the disk including a bleed system for bleeding air centripetally from the compressor stream in order to cool a turbine, said bleed system comprising channels formed outside the working section of ... | 02/22/2005 |
| 6783321 | Diffusing coupling cover for axially joined turbines The shafts of upstream and downstream turbines are interconnected by a coupling. A diffuser is provided in an intermediate cavity between the upstream and downstream turbines to recover kinetic energy, as well as minimize or eliminate windage and spinning losses res... | 08/31/2004 |
| 6746208 | Closed circuit blade-cooled turbine In a closed circuit moving blade cooled turbine, holes in the radial direction formed in the outer periphery of a second stage wheel are led to cooling air supply holes to second stage moving blades. The holes in the radial direction and the cooling air supply holes... | 06/08/2004 |
| 6514038 | Turbine rotor, cooling method of turbine blades of the rotor and gas turbine with the rotor A turbine rotor comprises first and second wheels each having turbine blades fixed to a peripheral portion thereof, and a spacer arranged so as to be sandwiched between the first and second wheels, and is characterized in that in a partitioning member is ... | 02/04/2003 |
| 6511294 | Reduced-stress compressor blisk flowpath A gas turbine engine rotor assembly including a rotor having a radially outer rim with an outer surface shaped to reduce circumferential rim stress concentration between each blade and the rim. Additionally, the shape of the outer surface directs air flow... | 01/28/2003 |
| 6491495 | Closed circuit blade-cooled turbine In a closed circuit moving blade cooled turbine, holes in the radial direction formed in the outer periphery of a second stage wheel are led to cooling air supply holes to second stage moving blades and to prevent the cooling air from leaking into the jun... | 12/10/2002 |
| 6471478 | Axial seal system for a gas turbine steam-cooled rotor An axial seal assembly is provided at the interface between adjacent wheels and spacers of a gas turbine rotor and disposed about tubes passing through openings in the rotor adjacent the rotor rim and carrying a thermal medium. Each seal assembly includes... | 10/29/2002 |
| 6454531 | Fabricating turbine rotors composed of separate components A steam turbine rotor is constructed from a first forging of a first alloy, and a second forging of a second alloy different than the first alloy. For example, one of the alloys is suitable for use in a high temperature environment and the other in a low ... | 09/24/2002 |
| 6428270 | Stage 3 bucket shank bypass holes and related method In a multi-stage turbine wherein at least one turbine wheel supports a row of buckets for rotation, and wherein the turbine wheel is located axially between first and second annular fixed arrays of nozzles, a cooling air circuit for purging a wheelspace b... | 08/06/2002 |
| 6416276 | Heat shield device in gas turbines A rotor (1) of a turbomachine comprises a basic rotor element (2) and a multiplicity of rotor blades (3, 3', 3", 3'"). The rotor blades (3, 3', 3", 3'") are arranged in a distributed manner in at least one row on the circumference of the basic rotor eleme... | 07/09/2002 |
| 6382903 | Rotor bore and turbine rotor wheel/spacer heat exchange flow circuit In a turbine having closed-circuit steam-cooling passages about the rim of the rotor during steady-state operation, compressor discharge air is supplied to the rotor bore for passage radially outwardly into the wheel space cavities between the wheels and ... | 05/07/2002 |
| 6334756 | Turbine rotor, cooling method of turbine blades of the rotor and gas turbine with the rotor A turbine rotor for a gas turbine includes first and second wheels each having turbine blades fixed to a peripheral portion thereof, and a spacer arranged so as to be sandwiched between the first and second wheels. A partitioning member is provided betwee... | 01/01/2002 |
| 6250883 | Integral ceramic blisk assembly An integral blisk assembly includes a ceramic blisk having a forward and aft axial facing surface. To allow for torque transfer from the blisk, a forward and aft attachment ring contact the forward and aft axial facing surfaces respectively. These rings a... | 06/26/2001 |
| 6234746 | Apparatus and methods for cooling rotary components in a turbine A cooling system for turbomachinery includes a compressor bleed air passageway for supplying bleed cooling air to a plurality of circumferentially spaced, generally axially extending passages in communication with a cavity within the inner barrel in which... | 05/22/2001 |
| 6227796 | Conical stacked-disk impeller for viscous liquids One or more improved pump impellers are provided and are rotationally supported in a pump having one or more stages. The improved impeller comprises a fluid induction core of flow passages spiraling axially about the impellers rotational axis and a stack ... | 05/08/2001 |
| 6174131 | Compressor for gases containing hydrogen sulfide A process gas compressor for the stepwise compression of process gases with increased percentage of hydrogen sulfide (H2 S), with an H2 S-uncritical area and an H2 S-critical area, in the housing (5) of which impellers (3)... | 01/16/2001 |
| 6155788 | Rotor assembly A fan rotor assembly (30) for a gas turbine engine (10) comprises a fan rotor (32) and a plurality of radially extending fan blades (34). Each fan blade (34) has a root (64) which is retained in a corresponding groove (54) in the periphery of the hub (54)... | 12/05/2000 |
| 6152697 | Steam turbine different material welded rotor A steam turbine different material welded rotor, constructed by rotors of different materials being jointed together by welding has the strength of a jointed portion increased and inspection of the jointed portion facilitated. A bearing portion rotor 1 an... | 11/28/2000 |
| 6145300 | Integrated fan / low pressure compressor rotor for gas turbine engine An integrated fan and low pressure compressor rotor having a hub with a circumferential array of primary blades. Each primary blade has a forward fan blade portion housed in the engine inlet radially extending from the hub to the fan case and a rearward c... | 11/14/2000 |
| 6146090 | Cooling/heating augmentation during turbine startup/shutdown using a seal positioned by thermal response of turbine parts and consequent relative movement thereof In a turbine rotor, a thermal mismatch between various component parts of the rotor occurs particularly during transient operations such as shutdown and startup. A thermal medium flows past and heats or cools one part of the turbine which may have a delet... | 11/14/2000 |
| 6095751 | Seal device between fastening bolt and bolthole in gas turbine disc A seal device between a fastening bolt and a bolthole in a gas turbine disc reduces cooling steam leaking from a gap between the fastening bolt and the bolthole. A gas turbine disc 31 carrying moving blades, a fastening bolt 33 for fixing the disc 31 pass... | 08/01/2000 |
| 6065936 | Axial fan, method of manufacturing impeller for axial fan, and mold for manufacturing impeller for axial fan This invention provides a compact, flat axial fan which is not limited by the shape of an incorporated rotor magnet and ensures a sufficiently large air flow and wind pressure, wherein the slide (under) piece of a mold that forms the under-molding portion... | 05/23/2000 |
| 6053700 | Ducted turbine A turbine 400 has a central duct 410 which accelerates fluid passing through it and a blade configuration which retards the flow of fluid near the tips of the turbine. This structure results in a vortex having a higher fluid pressure behind the tips of th... | 04/25/2000 |
| 5906096 | Compressor for turbine and gas turbine A compressor for a gas turbine, comprises a rotor including a plurality of rotor parts, and blades for a plurality of stages, e.g., twelve stages, implanted in the rotor parts, the rotor part in which the blades for at least two of the stages are implante... | 05/25/1999 |
| 5865600 | Gas turbine rotor A baffle plate (12A) is constructed such that two belt-like elements, bent in a warped arc, are joined by spot welding (13) or brazing (14) at a central portion thereof along a central circumferential portion. Thus, even if there is a difference in a radi... | 02/02/1999 |
| 5860789 | Gas turbine rotor A gas turbine has a gas turbine rotor including a plurality of rotary disks each having an opening of a circular shape formed through its central portion, the rotary disk including a pair of hub portions formed respectively on opposite sides thereof, and ... | 01/19/1999 |
