General Electric Patents

Patent number: 8897414
Abstract: Method to process a set of tomosynthesis slices, comprising; acquiring images of an object of interest using a detector of a machine also comprising an X-ray emitter; reconstructing a set of tomosynthesis slices of the object using a calculator, in relation to the acquired images; displaying slices on a display monitor with a first display increment; selecting a region of interest in a slice of interest; and using a second display increment that is finer than the first display increment to display on the display monitor regions of interest belonging to slices in the set, the regions of interest corresponding to the selected region of interest.
Type: Grant
Filed: May 20, 2010
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Sylvain Bernard, Henri Souchay
Patent number: 8898525
Abstract: A condition monitoring system including at least one computing device also includes a memory device configured to store data associated with a monitored device and at least one input channel that is configured to receive the data associated with the monitored device. The condition monitoring system further includes a processor coupled to the memory device and the at least one input channel. The processor is programmed to determine a potential fault condition by comparing at least a portion of the data associated with the monitored device with at least one scenario programmed therein. The at least one scenario is at least partially based on at least one predetermined event associated with at least one condition of the monitored device.
Type: Grant
Filed: April 17, 2012
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Karthikeyan Loganathan, Narasimham Lanka
Patent number: 8897420
Abstract: An x-ray tube includes a cathode adapted to emit electrons, a bearing assembly comprising a rotatable shaft having a rotor hub, a target assembly attached to the rotatable shaft and positioned to receive the emitted electrons in order to generate x-rays therefrom, a rotor attached to the rotor hub at an attachment face, wherein the attachment face comprises a first material compressed against a second material, and a first anti-wear coating attached to one of the first material and the second material and positioned between the first material and the second material.
Type: Grant
Filed: February 7, 2012
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Ian Strider Hunt, Andrew Thomas Triscari
Patent number: 8893381
Abstract: A method of repairing a seal wire groove is disclosed, the groove forming an annular structure having an outer surface and an inner surface and defining an original profile when new, comprising the steps of: removing a less-than-annular portion of the original profile of the groove to remove damaged portions of at least one of the inner and outer surfaces thereby forming a void; adding new material to the void; and shaping the new material to form a new profile of the groove.
Type: Grant
Filed: December 22, 2011
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Daniel David Noe, Douglas Jerome Jones, Michael Alan Pierson
Patent number: 8893511
Abstract: A gas turbine system includes a compressor operative to output an airstream and a diffuser having an inlet to receive the airstream and an outlet to output the airstream. The outlet has an area larger than the inlet to diffuse the airstream. The gas turbine system also includes a fuel nozzle operative to receive fuel and emit the fuel in a combustor and at least one bleed duct having an inlet between the compressor and the outlet of the diffuser. The at least one bleed duct is operative to direct bleed air from downstream of the compressor to the fuel nozzle.
Type: Grant
Filed: June 4, 2013
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Jonathan Dwight Berry, Geoffrey David Myers
Patent number: 8893523
Abstract: A method for operating a refrigerator having a driving assembly and an ice storage bin. The driving assembly is releasably engageable with the ice storage bin. The driving assembly has a motor fork. The ice storage bin supports an axle, to which a coupler is secured. The method includes engaging the motor fork with the coupler secured, rotating the motor fork in a first direction based on a user's input, and rotating the motor fork in a second direction opposite to the first direction for a predetermined time or by a predetermined angle at the end of the user's input.
Type: Grant
Filed: November 22, 2010
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Arun Talegaonkar, Daniel Renz, Geoffrey Lee Ranard, Bipin N. Shaha, Joseph Thomas Waugh
Patent number: 8894376
Abstract: Certain embodiments of the present disclosure include a system having a turbomachine including a plurality of turbomachine blades coupled to a rotor, wherein each turbomachine blade has a blade base portion and a flared blade tip portion flared relative to the blade base portion. Additionally, a trailing edge of each turbomachine blade extends along a common plane.
Type: Grant
Filed: October 28, 2011
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Christopher Michael Penny, Ross James Gustafson
Patent number: 8893382
Abstract: A method of assembling a combustion system for a gas turbine engine includes providing a combustion chamber frame, an inner casing structure, and an outer casing structure. The method also includes mounting the combustion chamber frame between the inner casing structure and the outer casing structure such that the combustion chamber frame is coupled to the inner casing structure and the outer casing structure.
Type: Grant
Filed: September 30, 2011
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: David Bruce Patterson, Donald Michael Corsmeier, Craig Douglas Young, Donald Lee Gardner, James Edward Thompson, Daniel Dale Brown, Glenn Edward Wiehe, Donald Scott Yeager, Mark Willard Marusko, Michael Joseph Zerbe
Patent number: 8893718
Abstract: A valve is provided for relieving a gaseous pressure of a branching unit in flow communication with lungs of a subject. The valve comprises an inlet port in flow communication with the branching unit, an outlet port configured to release pressure by discharging a gas flow from the inlet port, and a valve seat in flow communication with the inlet port. The valve further comprises a valve member configured to close a gas discharge between the inlet port and the outlet port when forced against the valve seat, and to facilitate gas discharge between the inlet port and the outlet port when not forced against the valve seat. The valve further comprises a closing spring configured to direct a predetermined closing force to the valve member and an actuator configured to increase and decrease the closing force directed to the valve member.
Type: Grant
Filed: September 14, 2011
Issued: November 25, 2014
Assignee: General Electric Company
Inventor: Erkki Heinonen
Patent number: 8893992
Abstract: Embodiments of the present disclosure are directed to a fuel preparation system. The feedstock preparation system includes an acoustic chamber configured to receive a fuel and at least one acoustic wave generator configured to generate acoustic waves to at least partially break up the fuel in the acoustic chamber.
Type: Grant
Filed: April 19, 2012
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Charles Martin Mitchell, Fredric S. Russ, Chris J. Villa, Steven Craig Russell
Patent number: 8894356
Abstract: A gas turbine inlet heat exchange coil assembly includes a gas turbine inlet housing formed to include an inlet and an outlet and a flow path therebetween. A plurality of adjacent coils are located in proximity to the inlet, and moveable between a closed operative position where the coils are aligned substantially in a plane so as to maximize resistance to flow along the flow path, and an open inoperative position where said coils are individually rotated substantially 90° such that the coils lie in individual, parallel planes so as to minimize resistance to flow along the flow path.
Type: Grant
Filed: August 23, 2011
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Eric Milton Lafontaine, Michael Adelbert Sullivan, Huong Van Vu, Bhalchandra Arun Desai, Mark Andrew Cournoyer
Patent number: 8894368
Abstract: A device for aligning tip shrouds includes a platform configured to connect to a blade, a first projection that extends circumferentially across at least a portion of the platform, and a first complementary alignment feature on the first projection. A method for aligning tip shrouds includes rotating a plurality of tip shrouds, wherein each tip shroud is coupled to a blade, and aligning adjacent tip shrouds by nesting a first alignment feature of a first tip shroud into a second alignment feature of a second tip shroud.
Type: Grant
Filed: January 4, 2012
Issued: November 25, 2014
Assignee: General Electric Company
Inventor: Mark Andrew Jones
Patent number: 8894370
Abstract: A retention system retains a turbine blade dovetail in a retention ring dovetail slot. The retention system includes a retention opening formed in the blade dovetail. A through hole is formed in the retention ring, wherein the through hole is positioned such that it is aligned with the retention opening when the dovetail is assembled in the dovetail slot. A connector is disposed in the through hole and engages the retention opening. In this manner, undesirable relative movement of parts can be reduced or eliminated, thereby preventing excessive wear.
Type: Grant
Filed: April 4, 2008
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Stephen P. Wassynger, Nick Martin, Steven E. Tomberg
Patent number: 8894372
Abstract: Systems, methods and devices adapted to ease installation of turbine bucket assemblies about a rotor and to reduce related stress concentrations in the rotor are disclosed. In one embodiment, an insert includes: a base portion adapted to complement an entry slot in a rotor of a turbine; and a neck portion extending radially outboard from the base portion, the neck portion adapted to complement a post of the rotor to form a substantially continuous dovetail about the rotor.
Type: Grant
Filed: December 21, 2011
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Fred Thomas Willett, Jr., Laurence Scott Duclos, Michael Dennis Mack, Timothy Scott McMurray, Roy Paul Swintek
Patent number: 8893507
Abstract: A method for warming the rotor of a gas turbine during extended periods of downtime comprising feeding ambient air to an air blower; extracting compressed air from the air blower; feeding a portion of the compressed air to one side of a heat exchanger and steam (typically saturated) from e.g. a gas turbine heat recovery steam generator; passing the resulting heated air stream from the exchanger into and through into defined flow channels formed within the rotor; continuously monitoring the air temperature inside the rotor; and controlling the amount of air and steam fed to the heat exchanger using a feedback control loop that controls the amount of air and steam feeds to the exchanger and/or adjusts the flow rate of heated air stream into the rotor.
Type: Grant
Filed: November 4, 2011
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Prabhakaran Saraswathi Rajesh, Rajarshi Saha, Durgaprasad Janapaneedi, Satyanarayana Venkata Ravindra Emani
Patent number: 8894378
Abstract: Certain embodiments of the invention may include systems methods, and apparatus for sealing a bucket dovetail in a turbine. According to an example embodiment of the invention, a method is provided for sealing a gap between a bucket dovetail and a rotor wheel slot. The method can include providing a bucket tab associated with a bucket dovetail, wherein the bucket tab is configured to accept a seal tab; configuring the bucket tab and the seal tab to engage at least one dimension upon insertion of the seal tab into the bucket tab; and sealing a gap between the bucket dovetail and a rotor wheel slot with the seal tab; wherein at least a portion of the seal tab changes as a function of temperature for further sealing gap between the bucket dovetail and the rotor wheel slot.
Type: Grant
Filed: July 26, 2011
Issued: November 25, 2014
Assignee: General Electric Company
Inventor: Srinivasa Govardhan Jayana
Patent number: 8894407
Abstract: A combustor includes an end cap, a combustion chamber downstream from the end cap, and a plurality of tubes that extends through the end cap to provide fluid communication through the end cap to the combustion chamber. A casing surrounds the end cap, and a conduit extends from the casing to the end cap. A duct extends around the conduit and inside the end cap to provide fluid communication to the end cap. A method for supplying fuel to a combustor includes flowing a working fluid through a plurality of tubes that extends axially through an end cap, supplying a first fluid through a conduit into the end cap, and supplying a second fluid through a duct spiraling around the conduit into the end cap.
Type: Grant
Filed: November 11, 2011
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Lucas John Stoia, Patrick Benedict Melton
Patent number: 8895068
Abstract: A nanoparticle composition is provided, wherein the composition comprises a nanoparticulate metal oxide; and a phosphorylated polyol comprising at least two phosphate groups. The polyol comprises one or more hydrophilic groups selected from the group consisting of polyethylene ether moieties, polypropylene ether moieties, polybutylene ether moieties, and combinations of two or more of the foregoing hydrophilic moieties. A method of making the nanoparticle composition is also provided. The nanoparticle compositions provided by the present invention may be used as contrast agents in medical imaging techniques such as X-ray and magnetic resonance imaging.
Type: Grant
Filed: December 15, 2010
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Bruce Allan Hay, Brian Christopher Bales, Michael Todd Luttrell, Binil Itty Ipe Kandapallil
Patent number: 8897532
Abstract: A method for determining image information for an image of an object includes obtaining at least one image of an object of interest, automatically determining an image type and a presence or absence of a contrast agent, automatically generating a label that indicates the image type and the presence or absence of the contrast agent, and modifying the at least one image to include the label. A system and non-transitory computer readable medium are also described herein.
Type: Grant
Filed: July 11, 2012
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Tamas Blaskovics, Ferenc Kovacs, Andras Kriston
Patent number: 8894756
Abstract: Disclosed herein are fluid containment systems such as gas delivery configurations, foam control systems and bag molding methods and articles for supported collapsible bag vessels and bioreactors. A vessel may include a device which can reduce the foam produced or contained within the vessel. Sensors and/or controllers may optionally be used to monitor and/or control foaming.
Type: Grant
Filed: October 18, 2011
Issued: November 25, 2014
Assignee: GE Healthcare Bio-Sciences Corp.
Inventors: Parrish M. Galliher, Geoffrey L. Hodge, Michael Fisher
Patent number: 8894971
Abstract: The present invention provides a novel method of labelling biological targeting molecules (BTMs) of interest with radioiodine. Also provided are novel radioiodinated BTMs prepared using the method, as well as radiopharmaceutical compositions comprising such radioiodinated BTMs. The invention also provides radioiodinated intermediates useful in the method, as well as in vivo imaging methods using the radioiodinated BTMs.
Type: Grant
Filed: December 10, 2010
Issued: November 25, 2014
Assignee: GE Healthcare Limited
Inventor: Michelle Avory
Patent number: 8894776
Abstract: Water fill level detection techniques are provided for a dishwasher system. A dishwasher system includes a tub; a fluid circulation system for circulating water in the tub and a cavitation sense fill system. The fluid circulation system includes at least one recirculation pump and at least one fill valve. The cavitation sense fill system monitors an output pressure of the at least one recirculation pump. The cavitation sense fill system deactivates the at least one fill valve when the output pressure satisfies at least one predefined criteria. A pressure wave damper may optionally be employed to ensure stable pressure measurements.
Type: Grant
Filed: June 10, 2011
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Errin Whitney Gnadinger, Brian Worrasangasilpa
Patent number: 8895886
Abstract: Disclosed is a method for affixing a metal cladding to a metal base. The method includes: heating the metal cladding and a surface of the metal base with a heating device to create a molten metal pool having molten metal cladding layered upon molten metal base material in the metal base; stabilizing a temperature gradient of the molten metal pool with a laser beam directed into the molten metal pool; and cooling the molten metal pool to affix solidified cladding to the metal base.
Type: Grant
Filed: March 15, 2011
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Dechao Lin, Yan Cui, Srikanth Chandrudu Kottilingam, David Edward Schick, Brian Lee Tollison
Patent number: 8895887
Abstract: A method for repairing a degraded bolt hole in a casing flange by reaming and removing at least some corrosion on an inside and around the hole to form a reamed hole, mounting the flange to float relative to upper and lower electrodes of a welding machine, radially and axially clamping an area of the flange surrounding the reamed hole, placing upper and lower filler slugs in the reamed hole, placing the electrodes against upper and lower filler slugs and applying a welding current through the electrodes while applying pressure to the filler slugs with the electrodes and resistively heating and melting the filler slugs to form a weldment, and pulsing the welding current on and off. Pulsing may be performed with progressively increasing amounts of current. In situ tempering under the pressure of the electrodes may be performed on a substantially liquid pool formed by the welding current.
Type: Grant
Filed: August 5, 2011
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Timothy Joseph Trapp, Manish Deepak Dighe, Gregory Christopher Firestone
Patent number: 8896209
Abstract: A programmed start ballast circuit is presented having a mode control circuit to selectively switch an inverter output load to control operation for cathode preheating, step dimming and/or anti-arcing operation.
Type: Grant
Filed: May 9, 2011
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Gang Yao, Bo Zhang, Ting Zhang
Patent number: 8895933
Abstract: A data acquired system is provided. The data acquired system includes a main structure with a cavity formed therein, the cavity having a bottom for mounting a circuit board with electrical components thereto, a fan assembly disposed on the main structure, and an airflow guide disposed within the cavity and configured to guide airflow from the fan assembly for heat dissipation of the electrical components, the airflow guide positioned at a distance above the electrical components to form a gap between the airflow guide and the electrical components, wherein a sidewall of the cavity is provided with an air vent corresponding to the gap such that the airflow passes through the gap and is discharged from the air vent.
Type: Grant
Filed: March 22, 2012
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Jun Guo, Xiaoyan Zhang, Hailiang Liu, Zhuo Liu, Ashutosh Joshi
Patent number: 8896182
Abstract: A driver system comprises a direct current (DC) voltage source and a first bi-directional DC-to-DC converter having a primary side coupled to the DC voltage source and a secondary side and configured to convert a first voltage on the primary side to a second voltage on the secondary. The driver system also comprises a second bi-directional DC-to-DC converter having a primary side coupled to the DC voltage source and a secondary side coupled to the secondary side of the first bi-directional DC-to-DC converter and configured to convert the first voltage on the primary side to a third voltage on the secondary. The first and second bi-directional DC-to-DC converters are capable of boosting the first voltage, and the second control signal is a complement of the first control signal. A voltage difference between the second and third voltages comprises an output voltage that comprises an amplification of the first control signal.
Type: Grant
Filed: April 5, 2012
Issued: November 25, 2014
Assignee: General Electric Corporation
Inventors: John Stanley Glaser, Ramanujam Ramabhadran
Patent number: 8895710
Abstract: The present invention relates to a chromatography ligand defined by the following formula R1—R2—N(R3)—R4—R5 wherein R1 is a substituted or non-substituted phenyl group; R2 is a hydrocarbon chain comprising 0-4 carbon atoms; R3 is a hydrocarbon chain comprising 1-3 carbon atoms; R4 is a hydrocarbon chain comprising 1-5 carbon atoms; and R5 is OH or H. The invention also comprises a separation matrix, comprising the described ligands coupled to a porous support, such as particles or a membrane. The ligand and matrix according to the invention is useful for purification of biomolecules or organic compounds, such as proteins, polypeptides, DNA etc. An advantageous use according to the invention is the purification of antibodies.
Type: Grant
Filed: January 4, 2011
Issued: November 25, 2014
Assignee: GE Healthcare Bio-Sciences AB
Inventors: Carina Engstrand, Annika Forss, Gunnar Glad, Bo-Lennart Johansson, Hans J. Johansson, Jean-Luc Maloisel
Patent number: 8897040
Abstract: A power converter system includes a converter, a DC link, an inverter, a damping circuit, and a control system. The converter includes an input to couple to a power generation unit and an output to provide a direct current (DC) DC power output. The DC link includes a capacitor coupled to the converter output. A voltage across the capacitor defines a DC link voltage. The inverter includes an input coupled to the DC link. The damping circuit is coupled between the converter and the inverter in parallel with the DC link capacitor. The damping circuit includes a normally closed switching device, and a resistor coupled in series with the normally closed switching device. The control system is coupled to the damping circuit and configured to control the normally closed switching device as a function of at least one operating parameter of the power converter system.
Type: Grant
Filed: October 24, 2011
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Cornelius Edward Holliday, Huibin Zhu, Robert Gregory Wagoner
Patent number: 8897528
Abstract: Methods are provided for iteratively reconstructing an image signal to generate a reconstructed image signal. In one embodiment, sub-iterations of each iteration are performed on pixel or voxel subsets. The subsets may be composed of neighboring or spatially separated pixel or voxels and may extend in the z-direction. In one embodiment, an update step of the iterative reconstruction involves the direct inversion of an approximation of a Hessian matrix associated with the respective subsets. In further embodiments, non-negativity or other limitations or constraints on update values may be enforced.
Type: Grant
Filed: June 30, 2011
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Thomas Matthew Benson, Bruno Kristiaan Bernard De Man, Lin Fu
Patent number: 8896250
Abstract: A method to avoid a single point of failure in a system that includes at least two monitoring devices, at least two power supplies and a switching device coupled between the monitoring devices and the power supplies. The method includes performing a test that can determine if two monitoring devices are receiving power from the power supply, generating an error code and varying a position of one or more switches in a switching device based on the error code.
Type: Grant
Filed: October 24, 2012
Issued: November 25, 2014
Assignee: General Electric Company
Inventor: Ramesh Pai Brahmavar
Patent number: 8897010
Abstract: A heat sink assembly includes a base plate coupled to a first side of an electronic device. A plurality of fins extend from the base plate and are positioned within a housing. The housing includes a first manifold defining a plurality of first passages and a second manifold defining a plurality of second passages in fluid communication with the plurality of first passages. At least one of the plurality of first passages extends between an adjacent pair of the plurality of second passages and is oriented to channel fluid toward at least one of the plurality of fins.
Type: Grant
Filed: August 22, 2011
Issued: November 25, 2014
Assignee: General Electric Company
Inventor: Mark Eugene Shepard
Patent number: 8897014
Abstract: Disclosed is a mechanical layout for a half-bride power module that is optimized for low inductance. In one embodiment, a first power module and a second power module are mounted on each side of a heat sink. An inductance cancelling bus bar is wrapped around the heat sink, the first power module and the second power module in a loop.
Type: Grant
Filed: September 4, 2012
Issued: November 25, 2014
Assignee: General Electric Company
Inventors: Robert Gregory Wagoner, Allen Michael Ritter, Mark Eugene Shepard
Patent number: 8888459
Abstract: An array of rotor blades is provided. The array includes a rotor disk defining a plurality of slots. A first rotor blade that includes a first platform between a first airfoil and a first shank portion is coupled with a first slot of the rotor disk via the first shank portion. The first rotor blade further includes a pair of oppositely disposed flanges positioned between the first platform and the first shank portion and extending beyond a longitudinal side edge defined by the first platform. A second rotor blade, that includes a second platform defining a pair of oppositely disposed overhang lips and positioned between a second airfoil and a second shank portion, is coupled with a second slot of the rotor disk via the second shank portion. The second rotor blade is positioned adjacent to the first rotor blade such that one of the overhang lips of the second platform is positioned over one of the flanges of the first rotor blade.
Type: Grant
Filed: August 23, 2011
Issued: November 18, 2014
Assignee: General Electric Company
Inventor: Patrick Daniel Noble
Patent number: 8888872
Abstract: A system, including, a gasifier, including: a gasification region, an inner wall surrounding the gasification region, and a first fuel path extending along the inner wall, wherein the first fuel path is configured to flow a first fuel to cool the gasifier, and the gasifier is configured to inject the first fuel from the first fuel path into the gasification region.
Type: Grant
Filed: July 6, 2010
Issued: November 18, 2014
Assignee: General Electric Company
Inventors: Wei Chen, Richard Anthony DePuy, Judeth Brannon Corry, Benjamin Campbell Steinhaus
Patent number: 8888335
Abstract: A lighting system including a track member and a lighting unit supported by the track member 14. The track member includes an elongate base for mounting the track member to a surface, such as a wall, frame, etc. A pair of arms 26 and 30 extend from the base 22 in a common direction and define therebetween a channel 34 for receiving the lighting unit 18. Rotationally interlocking members associated with each at least one of the track member and the lighting unit restrict rotation of the lighting unit relative to the track member when the arm is in a first position. Upon application of a threshold rotational force to the lighting unit, the at least one arm moves to a second position permitting angular adjustment of the lighting unit.
Type: Grant
Filed: June 6, 2011
Issued: November 18, 2014
Assignee: GE Lighting Solutions, LLC
Inventor: Peng Wang
Patent number: 8889241
Abstract: A component comprising a stacked interleaved film structure that includes a plurality of layers inert to light. Alternating layers are either doped with a reverse saturable absorber (RSA) material or the RSA material is located between the adjacent inert layers. In some embodiments, the inert alternating layers have different refractive indices. A data storage device and methods of manufacture are also disclosed.
Type: Grant
Filed: December 7, 2012
Issued: November 18, 2014
Assignee: General Electric Company
Inventors: Eugene Pauling Boden, Xiaolei Shi
Patent number: 8889010
Abstract: A method for treating low barium frac water includes contacting a frac water stream with a radium selective complexing resin to produce a low radium stream, passing the low radium stream through a thermal brine concentrator to produce a concentrated brine; and passing the concentrated brine through a thermal crystallizer to yield road salt.
Type: Grant
Filed: July 25, 2011
Issued: November 18, 2014
Assignee: General Electric Company
Inventors: James Manio Silva, Hope Matis, William Leonard Kostedt, IV
Patent number: 8888931
Abstract: A dishwasher is provided having a wash chamber that is supplied with wash water by a water circulation pump assembly. The pump assembly has a motor, an inlet in fluid communication with a sump, and an outlet in fluid communication with the wash chamber. A macerator system is configured with the pump assembly and includes a filter screen disposed across the inlet and a chopper blade rotationally driven by the pump assembly at a defined axial distance upstream from the filter screen. The chopper blade is biased by materials in magnetic flux communication to the defined axial distance so as to maintain the defined distance in a running and stopped states of the pump assembly.
Type: Grant
Filed: December 14, 2010
Issued: November 18, 2014
Assignee: General Electric Company
Inventors: Eric Watson, Errin Gnadinger, Meher Prasadu Kollipara
Patent number: 8888446
Abstract: A turbomachine rotor includes: a rotor body having an outer surface; and a patterned abrasive or abradable coating formed over the outer surface of the rotor body, the patterned abrasive or abradable coating for directing a flow of a working fluid across the turbomachine rotor.
Type: Grant
Filed: October 7, 2011
Issued: November 18, 2014
Assignee: General Electric Company
Inventors: Sulficker Ali, Vasanth Muralidharan
Patent number: 8888449
Abstract: Various systems and apparatuses are provided for a flow delivery system for an engine. In one example, a system includes a first turbine providing an exhaust flow and a second turbine having an inlet and being fluidically coupled to the first turbine. The second turbine further includes a plurality of nozzle vanes positioned within the inlet of the turbine. A transition conduit is curved about an axis and coupled to the inlet and to the first turbine. The transition conduit is configured to impart an angular momentum component to at least a portion of the exhaust flow, and includes a slot that delivers at least a portion of the exhaust flow to the plurality of nozzle vanes.
Type: Grant
Filed: May 12, 2011
Issued: November 18, 2014
Assignee: General Electric Company
Inventors: Kendall Roger Swenson, Jonathan Nagurney
Patent number: 8888445
Abstract: A turbomachine seal assembly includes a base member, a rocker arm pivotally mounted to the base member, and a seal element fixedly mounted to the rocker arm. The seal element is configured and disposed to selectively shift relative to the base member.
Type: Grant
Filed: August 19, 2011
Issued: November 18, 2014
Assignee: General Electric Company
Inventors: Rohit Pruthi, Sanjay Shankar Jadhav
Patent number: 8887747
Abstract: A level control system is provided. The system includes multiple sensors configured to measure multiple parameters related to a drum, wherein the multiple parameters include a drum liquid level, a vapor flow rate leaving the drum, a downstream pressure of the drum, and a feed-liquid flow rate entering the drum. The system also includes a level controller configured to adjust a level control valve in accordance with a signal representative of the drum liquid level, a signal representative of the downstream pressure and a signal representative of a given drum liquid level set point. The level controller is further configured to receive a feedback signal representative of a combination of a fraction of the signal representative of the drum liquid level and a fraction of the signal representative of the downstream pressure.
Type: Grant
Filed: May 31, 2012
Issued: November 18, 2014
Assignee: General Electric Company
Inventors: Rajeeva Kumar, Charles William Weidner, Steven Di Palma
Patent number: 8887649
Abstract: A system includes a solid feed fuel pump. The solid feed fuel pump includes a solid feed flow path configured to route a solid fuel flow from an inlet to an outlet. The solid feed fuel pump also includes a vent including a filter, wherein the vent is configured to discharge fluid flow that is opposing the solid fuel flow.
Type: Grant
Filed: February 10, 2011
Issued: November 18, 2014
Assignee: General Electric Company
Inventors: Steven Craig Russell, Derek Leslie Aldred, Jeffery Allen Rader, James Michael Storey
Patent number: 8887507
Abstract: A combustor includes a central fuel nozzle assembly and a plurality of outer fuel nozzle assemblies, each of the plurality of outer fuel nozzle assemblies having a center body and an outer shroud, the plurality of outer fuel nozzle assemblies being configured to abut one another in a surrounding relationship to the central cylinder such that no gaps are present between any two abutting ones of the plurality of outer fuel nozzle assemblies. One or more of the plurality of fuel nozzle assemblies may traverse axially back and forth according to embodiments of the invention.
Type: Grant
Filed: April 18, 2012
Issued: November 18, 2014
Assignee: General Electric Company
Inventors: Lewis Berkley Davis, Jr., Joseph Vincent Citeno, Thomas Edward Johnson, Willy Steve Ziminsky
Patent number: 8887508
Abstract: An impingement sleeve and methods for designing and forming an impingement sleeve are disclosed. In one embodiment, a method for designing an impingement sleeve is disclosed. The method includes determining a desired operational value for a transition piece, inputting a combustor characteristic into a processor, and utilizing the combustor characteristic in the processor to determine a cooling hole pattern for the impingement sleeve, the cooling hole pattern comprising a plurality of cooling holes, at least a portion of the plurality of cooling holes being generally longitudinally asymmetric, the cooling hole pattern providing the desired operational value.
Type: Grant
Filed: March 15, 2011
Issued: November 18, 2014
Assignee: General Electric Company
Inventors: Jerome David Brown, Ronald James Chila, Patrick Benedict Melton, Russell DeForest, David William Cihlar, Matthew Paul Berkebile, Wei Chen, John Drake Vanselow
Patent number: 8888444
Abstract: A steam seal system is disclosed. In one embodiment, the steam seal system includes: a low pressure steam turbine positioned on a shaft; a pair of end packings surrounding the shaft, each of the pair of end packings located proximate an axial end of the low pressure steam turbine along the shaft; and an pair of extraction conduits fluidly connected to the low pressure steam turbine and the shaft, the pair of extraction conduits connected to the shaft at a location axially outward of the pair of end packings and the low pressure steam turbine.
Type: Grant
Filed: May 16, 2011
Issued: November 18, 2014
Assignee: General Electric Company
Inventors: Nestor Hernandez Sanchez, Kamlesh Mundra
Patent number: 8887662
Abstract: Methods of pressure coating a target surface of an article comprising one or more passageways include fluidly connecting a pressure masker comprising pressurized masking fluid to a first side of at least one passageway, passing the pressurized masking fluid through the at least one passageway from the first side to a second side comprising the target surface, and, coating the target surface using a coating material, wherein the pressurized masking fluid passing through the at least one passageway prevents the coating material from permanently altering a cross sectional area of the at least one passageway.
Type: Grant
Filed: December 29, 2011
Issued: November 18, 2014
Assignee: General Electric Company
Inventors: Mark Carmine Bellino, Matthew Paul Berkebile, Eunice Delia Reyes
Patent number: 8887672
Abstract: An appliance includes a water heater storage tank, a heating assembly configured to heat water within the water heater storage tank, and a heat exchange device disposed within the heat storage unit in a fixed relationship relative to a position of the heating assembly. The heat exchange device includes a hollow object and a phase change material within the hollow object.
Type: Grant
Filed: October 4, 2010
Issued: November 18, 2014
Assignee: General Electric Company
Inventors: Brent Alden Junge, John (Jack) Joseph Roetker, Joseph Anthony Tobbe, Blake Philip Bomar
Patent number: D717811
Type: Grant
Filed: December 27, 2012
Issued: November 18, 2014
Assignee: General Electric Company
Inventors: Gregory Mark Alldredge, Daryl Ronald Frogget, Donald Evan Marshall, Brian Dean Abbott, Jacqueline Marie Tappan, John Whitney Kingham
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