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| Number | Title | Issue Date |
| 7535120 | Power system with low voltage ride-through capability A wind powered turbine with low voltage ride-through capability. An inverter is connected to the output of a turbine generator. The generator output is conditioned by the inverter resulting in an output voltage and current at a frequency and phase angle appropriate ... | 05/19/2009 |
| 7432686 | Wind turbine generator apparatus with utility fault ride-through capability A wind powered turbine with low voltage ride-through capability. An inverter is connected to the output of a turbine generator. The generator output is conditioned by the inverter resulting in an output voltage and current at a frequency and phase angle appropriate ... | 10/07/2008 |
| 7339355 | Generator with utility fault ride-through capability A wind powered turbine with low voltage ride-through capability. An inverter is connected to the output of a turbine generator. The generator output is conditioned by the inverter resulting in an output voltage and current at a frequency and phase angle appropriate ... | 03/04/2008 |
| 7317260 | Wind flow estimation and tracking using tower dynamics A turbine control system for a variable speed electrical generator in a wind turbine mounted atop a support tower. The wind turbine converts wind energy into a driving torque applied to the generator. The control system includes a turbine support tower position sens... | 01/08/2008 |
| 7297091 | Method and apparatus for anterior and posterior mobilization of the human ankle An apparatus for anterior and posterior mobilization of the human talocrural joints for rehabilitation and/or therapeutic utilization. A patient's foot is secured in an apparatus and an Ankle Mortise Strap is looped around the mortise of an ankle of the foot. A forc... | 11/20/2007 |
| 7233129 | Generator with utility fault ride-through capability A wind powered turbine with low voltage ride-through capability. An inverter is connected to the output of a turbine generator. The generator output is conditioned by the inverter resulting in an output voltage and current at a frequency and phase angle appropriate ... | 06/19/2007 |
| 7095597 | Distributed static var compensation (DSVC) system for wind and water turbine applications A power generating system wherein a variable speed turbine is mounted on top of a tower or tethered underwater. The reactive component of turbine generated electrical power is corrected automatically through electronic switched power-factor capacitor banks that are ... | 08/22/2006 |
| 7069802 | Distributed power train (DGD) with multiple power paths An electric power-generating device with a rotor turned by an external source of energy, such as wind or water currents. The rotor is coupled to a main shaft. A pair of bull gears is located on the main shaft. A number of intermediate gears are located around a peri... | 07/04/2006 |
| 7042110 | Variable speed distributed drive train wind turbine system A variable speed wind turbine employing a rotor connected to a multiplicity of synchronous generators with wound field or permanent magnet rotors. A passive rectifier and an inverter are used for power transfer back to the grid. A Turbine Control Unit (TCU) commands... | 05/09/2006 |
| 7002259 | Method of controlling electrical rotating machines connected to a common shaft A controller for high torque, low RPM wind turbines and ocean current turbines. The turbine consists of a large, input power shaft-mounted, rotating bull-gear with stationary powertrains mounted around its periphery. The gear teeth on the bull-gear rotate past the t... | 02/21/2006 |
| 6955025 | Self-erecting tower and method for raising the tower A tall tower is divided into an upper section with a tower top and a lower section with a tower bottom. The sections are hinged together. The lower section is hinged to a tower base. A telescoping crane is attached to a lift point on the lower section. The crane is ... | 10/18/2005 |
| 6933705 | Generator stator voltage control through DC chopper A method and apparatus of stator voltage control for an induction generator. Each phase of the induction generator stator is connected through a secondary coil of a transformer to a utility grid. A stator voltage control circuit is connected in parallel with a prima... | 08/23/2005 |
| 6923622 | Mechanism for extendable rotor blades for power generating wind and ocean current turbines and means for counter-balancing the extendable rotor blade A power generating system wherein a turbine is mounted on top of a tower or tethered underwater. The turbine includes a rotor having a main blade section connected to a rotor hub and an extender section. An adjusting device positions the extender section between a r... | 08/02/2005 |
| 6775356 | Real-time incident and response information messaging INA system for the automatic notification that an emergency call has occurred from a telecommunication device An emergency call initiated from a wireline or wireless device is recognized at a point along a network path and an alert signal is generated. Additional information including real-time incident and response information is collected in response to the alert signal. ... | 08/10/2004 |
| 6731017 | Distributed powertrain that increases electric power generator density A power source drives a main input shaft. A plurality of output shafts are located around a bull gear which is coupled to the main input shaft. A number of generators are each coupled to a respective one of the output shafts, such that each one of the output shafts ... | 05/04/2004 |
| 6726439 | Retractable rotor blades for power generating wind and ocean current turbines and means for operating below set rotor torque limits A wind or water flow energy converter comprising a wind or water flow actuated rotor assembly. The rotor comprises a plurality of blades, wherein the blades of are variable in length to provide a variable diameter rotor. The rotor diameter is controlled to fully ext... | 04/27/2004 |
| 6653744 | Distributed generation drivetrain (DGD) controller for application to wind turbine and ocean current turbine generators A wind or ocean turbine has an input-power shaft-mounted, rotating bull-gear with smaller stationary pinion-driven powertrains including generators mounted around the periphery of the bull-gear. A controller regulates torque experienced by each powertrain... | 11/25/2003 |
| 6634085 | Method of attaching a magnetic recording head suspension assembly to a thermoplastic actuator arm Transducer suspensions are attached to actuator arms by means of bonding a portion of a thermoplastic actuator arm to the magnetic recording head suspension assembly. The actuator arm has rail portions that provide a channel in which the load beam and bas... | 10/21/2003 |
| 6634084 | Method of attaching magnetic recording heads to actuator arms using thermoplastic bonding A method of bonding a magnetic disk drive head suspension to an actuator arm. The actuator arm has a boss hole therein and the suspension includes a base plate with an inside diameter or barrel therein. A thermoplastic cylindrical core is fabricated with ... | 10/21/2003 |
| 6631553 | Method for press-in attachment of suspension assembly in hard disk drive A method of and apparatus for assembling a disk drive. The method comprises steps of clamping a number of head suspension assemblies in an actuator body such that base plate hubs in the suspensions are in alignment with corresponding boss holes in actuato... | 10/14/2003 |
| 6625871 | Method of attaching magnetic recording heads to actuator arms using thermoplastic bonding A method of attaching a load beam to a head actuator arm. A number of weld holes are provided in the load beam and the actuator arm. A thermoplastic base plate is aligned over the weld holes in the load beam and the actuator arm. A heating tool having a n... | 09/30/2003 |
| 6504909 | Reverse registration method in a system for the automatic notification that a call to an emergency service has occurred A registration method in a system for calling designated addressable notify devices in response to a 9-1-1 call. When a registration call is received from a new customer, the software proceeds with a voice answerback menu to register numbers to be notifie... | 01/07/2003 |
| 6457009 | Method of searching multiples internet resident databases using search fields in a generic form A method of enabling multiple and different remote Internet resident databases to be queried by using search fields in a generic form in a browser by entering field information only once. The multiple searchable remote databases use specific search fields... | 09/24/2002 |
| 6399179 | Base plate for suspension assembly in hard disk drive with stress isolation A base plate comprising a hub, a flange having an outer flange region at an outer periphery of the flange and a clamping region that surrounds and is contiguous with the hub. A strain isolation region of the flange surrounds and is contiguous with the cla... | 06/04/2002 |
| 6372314 | Base plate with toothed hub for press-in attachment of suspension assembly in hard disk drive A base plate for press fitting into an actuator arm boss hole of a predetermined nominal diameter. The base plate has a flange and a hub extending from a region at which the hub meets the flange to an outer end of the hub. The hub has a number of vertical... | 04/16/2002 |
| 6372315 | All-metal base plate having a pronged hub for press-in attachment of a load beam assembly to a head actuator arm of a disk drive A base plate for press fitting into a boss hole of a predetermined nominal diameter. The base plate has a flange and a hub extending from a region at which the hub meets the flange to an outer end of the hub. The hub has a number of vertical slots cut thr... | 04/16/2002 |
| 6368685 | Base plate with undulation shaped snap-through hub for decreased swage force attachment of suspension assembly in hard disk drive A base plate for swage fitting into a boss hole of a predetermined nominal diameter. The base plate has a flange and a hub extending from a region at which the hub meets the flange to an outer end of the hub. The hub has a number of arcuate indentations i... | 04/09/2002 |
| 6304002 | Distributed powertrain for high torque, low electric power generator Wind or water currents turn a power generator rotor. A torque-dividing gearbox is coupled to an input shaft driven by the rotor. The torque-dividing gearbox has a plurality of output shafts located around a perimeter of the input shaft. A number of torque... | 10/16/2001 |
| 6191921 | All metal base plate having a hardened flange and soft hub for attaching a load beam assembly to a head actuator arm of a disk drive by swaging A base plate for a suspension assembly in a hard disk drive wherein the base plate has a hardened flange and soft hub. The base plate is stamped in a progressive die in a sequence of forging and coining operations. The base plate is subsequently fully ann... | 02/20/2001 |
| 6183841 | Optimized low profile swage mount base plate attachment of suspension assembly for hard disk drive An optimized low profile swage mount or press-in fitted base plate for attachment of a suspension assembly to an actuator arm in a hard disk drive. The base plate has a base plate thickness, TBP, overall height, HH, hub inner diamete... | 02/06/2001 |
| 6185072 | Base-plate for magnetic head suspension in hard disk drive with material fold-over An arm assembly movable about a pivot includes means for holding a recording head slider on the arm assembly. The arm assembly includes an actuator arm supported at one end at the pivot, and a load beam connected to an end opposite to the one end of the a... | 02/06/2001 |
| 6151385 | System for the automatic notification that a 9-1-1 call has occurred A system for calling designated addressable notify devices in response to a query to a local telephone company's ALI database system. An advertisement of the 9-1-1-call notification service directs the new subscriber to contact their local telephone provi... | 11/21/2000 |
| 6141868 | Apparatus for press-in attachment of suspension assembly in hard disk drive A method of and apparatus for assembling a disk drive. The method comprises steps of clamping a number of head suspension assemblies in an actuator body such that base plate hubs in the suspensions are in alignment with corresponding boss holes in actuato... | 11/07/2000 |
| 6091161 | Method of controlling operating depth of an electricity-generating device having a tethered water current-driven turbine A method is described of controlling a tethered, underwater, water current-driven turbine, power-generating device. A predetermined maximum depth and a predetermined minimum depth are set. In response to sensing depth of the device, an ascend protocol or ... | 07/18/2000 |
| 6069772 | Base plate for magnetic read suspension in hard disk drive with material fold-over An arm assembly movable about a pivot includes means for holding a recording head slider on the arm assembly. The arm assembly includes an actuator arm supported at one end at the pivot, and a load beam connected to an end opposite to the one end of the a... | 05/30/2000 |
| 6063508 | Swageable base plate with gram load offset and adjustment feature A base plate with a hub and a flange having a clamping region in a horizontal plane and an extended flange portion. The clamping region surrounds and is contiguous with the hub. The extended flange portion has a tip region at a distal end thereof. The ext... | 05/16/2000 |
| 6046885 | Base plate suspension assembly in a hard disk drive with step in flange A base plate having a hub, a flange having an outer flange region at an outer periphery of the flange and a clamping region at an inner periphery of the flange that is contiguous with the hub. The flange has a modified region that at least partially surro... | 04/04/2000 |
| 6033755 | Base plate for suspension assembly in hard disk drive with tapered inner barrel A base plate wherein the inner barrel of the base plate hub is comprised of two distinct zones. The first zone is an inner diameter sized for use with standard tooling pins in an assembly process as a metric for size control. The second zone is a taper fo... | 03/07/2000 |
| 5978399 | Electrically-tunable infrared detectors and method based on intraband transitions in quantum well structures A quantum well infrared detector comprised of a quantum well semiconductor structure having two adjacent quantum states. The structure is electrically tunable by photon induced resonant tunneling between the quantum wells. An infrared tunable detector dev... | 11/02/1999 |
| 5973885 | Swageable base for suspension assembly in hard disk drive without flange A disk head suspension assembly in which a swage ring (a cylindrical hub) is used for attaching a load beam to a head actuator arm. The swage ring is used instead of a typical base plate. A head suspension assembly includes a cylindrical hub having an inn... | 10/26/1999 |
