Patents Assigned to GE Aviation Systems Limited
  • Patent number: 10417921
    Abstract: According to an example, coordinates in a coordinate space of a display device at which a line is to be displayed may be determined. A first set of intensity profile discs corresponding to the determined coordinates and a second set of intensity profile discs having inverted intensity profiles from the first set of intensity profile discs may be identified. The identified second set of intensity profile discs may be displayed at the determined coordinates on the display device and the identified first set of intensity profile discs may be displayed over the displayed second set of intensity profile discs on the display device.
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: September 17, 2019
    Assignee: GE Aviation Systems Limited
    Inventors: Stephen Christopher Cox, Roger Lee, Trevor Marc Yates
  • Patent number: 10396565
    Abstract: A system for aircraft power distribution (100) includes a source of energy (112) to deliver an input power; a bus contactor (122); a set of switches (130) connected between the bus contactor and a set of essential and non-essential devices (132); a current analysis component (315) to determine a power level drawn from the source of current by the set of essential and non-essential devices (132); a variation reduction component (317) to determine an energization schedule of the set of essential and non-essential devices (132) based on reducing temporal variation in the input power drawn from the source of energy (112) to the bus contactor (122); and a switch control component (319) configured to adjust the set of switches (130) according to the energization schedule. If too much power is drawn, the set of switches (130) will be configured such as not to exceed the maximum power rating of the source (112).
    Type: Grant
    Filed: May 6, 2015
    Date of Patent: August 27, 2019
    Assignee: GE Aviation Systems Limited
    Inventors: Michael David Bailey, Colin John Halsey, Ross Jonathan Williams
  • Patent number: 10384763
    Abstract: A pitch control assembly for adjusting the pitch of a propeller blade, including a pitch control unit comprising a housing, with a plurality of control valves and corresponding hydraulic lines located within the housing, a blade angle unit, a transfer bearing mounted to the housing and having a plurality of hydraulic lines fluidly coupled to the hydraulic lines of the pitch control unit, a transfer tube axially receiving and axially moveable relative to at least a portion of the transfer bearing, a magnetic core sleeve carried by the transfer tube and located within the blade angle unit.
    Type: Grant
    Filed: October 7, 2013
    Date of Patent: August 20, 2019
    Assignee: GE AVIATION SYSTEMS LIMITED
    Inventor: Christopher Roy Carrington
  • Patent number: 10370091
    Abstract: An aircraft assembly (10) having an indicator (20) configured to provide an indication of when an element of the aircraft assembly has received a predetermined load or traveled to a predetermined position.
    Type: Grant
    Filed: November 9, 2015
    Date of Patent: August 6, 2019
    Assignee: GE AVIATION SYSTEMS LIMITED
    Inventors: Stuart John Lacy, Indrakaji Gurung
  • Patent number: 10362702
    Abstract: An avionics power management panel and door assembly where the panel includes a cabinet including a set of walls at least partially defining an interior with an open face and door assembly includes a central panel a front panel that includes a set of rows with apertures formed between two adjacent rows and where the set of rows have a crimped profile.
    Type: Grant
    Filed: January 23, 2018
    Date of Patent: July 23, 2019
    Assignee: GE AVIATION SYSTEMS LIMITED
    Inventors: John Michael Brett, Adrian John Hughes
  • Publication number: 20190208485
    Abstract: Systems and methods for providing time reference synchronization for an aircraft are provided. In one embodiment, a method can include receiving, by one or more computing devices associated with a data acquisition system of an aircraft, a signal comprising time synchronization information, wherein the signal comprises a first signal portion and a second signal portion. The method can include filtering, by the one or more computing devices, the signal comprising the time synchronization information to distinguish the first signal portion and the second signal portion from noise associated with the signal. The method can include determining, by the one or more computing devices, the time synchronization information based at least in part on the first signal portion and the second signal portion. The method can include synchronizing, by the one or more computing devices, a set of data acquired by the data acquisition system with the time synchronization information.
    Type: Application
    Filed: May 25, 2017
    Publication date: July 4, 2019
    Applicant: GE Aviation Systems Limited
    Inventors: Timothy Robert NORTH, Tod Alexander GILBERT, Steven BONNETT
  • Patent number: 10320378
    Abstract: A passive leakage management circuit for a switch leakage current includes a switch being operable in a first operating mode, wherein the switch output supplies an output current having a first predetermined voltage. In a second operating mode, the switch output supplies a leakage current having a second voltage, a first current path, and a leakage current path.
    Type: Grant
    Filed: August 7, 2015
    Date of Patent: June 11, 2019
    Assignee: GE AVIATION SYSTEMS LIMITED
    Inventors: Peter James Handy, Nicholas George Tembe
  • Patent number: 10305264
    Abstract: An apparatus for distributing power from a power source to a set of power outputs using a power distribution rack includes a manifold having a set of bus bar channels in a wall, a set of electronic cards, and a set of bus bars received in the set of bus bar channels and coupling a power source to the electronic cards, wherein the electronic cards route the power from the power source to the power outputs.
    Type: Grant
    Filed: March 12, 2015
    Date of Patent: May 28, 2019
    Assignee: GE Aviation Systems Limited
    Inventors: John Michael Brett, Christopher Andrew Leivers, John Oliver Collins
  • Patent number: 10304414
    Abstract: Methods of integrity checking digitally displayed data in a display system having a display comprising a pixel array and a display system having a CPU configured to output data, a display screen comprising a pixel array with viewable and non-viewable areas, a GPU configured to receive the outputted data from the CPU and graphically render the information on the viewable area of the display screen, and a GIM engine configured to determine the integrity of drawn graphical information.
    Type: Grant
    Filed: September 4, 2015
    Date of Patent: May 28, 2019
    Assignee: GE Aviation Systems Limited
    Inventors: Roger Anthony Bargh, Timothy John Roberts, Michael Paul Jenkins, William James Davidson, Michael John Allen, Damian Francis Minihan, Timothy George Riley, Steven Anthony Martin, Gary Quelcuti, Mark Andrew Paul Edwards
  • Publication number: 20190132944
    Abstract: Systems and apparatuses for electrically switching current include a first conductor formed of an electrically conductive material and having a first longitudinal axis; a second conductor formed of the electrically conductive material and having a second longitudinal axis; a set of switching components, each component selectively configured to electrically couple the first conductor to the second conductor; and a printed circuit board on which the first and second conductors are disposed. The width of the first conductor along the first longitudinal axis varies such that the current density in the first conductor is substantially constant along the first longitudinal axis and the width of the second conductor along the second longitudinal axis varies such that the current density in the second conductor is substantially constant along the second longitudinal axis.
    Type: Application
    Filed: April 25, 2017
    Publication date: May 2, 2019
    Applicant: GE Aviation Systems Limited
    Inventors: Julian Peter Mayes, John Oliver Collins, Peter James Handy
  • Patent number: 10270567
    Abstract: An apparatus and method for operating an avionics data network includes a network switch core configured for a time-sensitive networking (TSN) schema, a set of TSN networking end nodes communicatively connected with the network switch core, a set of ARINC 664 part 7 (A664p7) networking end nodes communicatively connected with the network switch core, and an A664p7 legacy module connected with, or incorporated into, the network switch core and configured to receive a set of A664p7 networking data from the set of A664p7 networking end nodes.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: April 23, 2019
    Assignees: GE Aviation Systems Limited, GE Aviation Systems LLC
    Inventors: John Raymond Rang, Harry Molling, Daniel Maynard Berland, Timothy John Wood
  • Publication number: 20190069430
    Abstract: A method and apparatus for modular power distribution includes an end module and at least one switching module having a switching module electrical power interface configured to electrically connect to at least one of the end module electrical power interface, to another switching module electrical power interface, or to at least one voltage converter module, and having at least one of a switching element, an input/output connector, a switching module communication interface, or a bus bar connector, wherein the modules are physically secured.
    Type: Application
    Filed: March 1, 2017
    Publication date: February 28, 2019
    Applicant: GE Aviation Systems Limited
    Inventors: Russell Mark Compton, John Oliver Collins
  • Publication number: 20190031319
    Abstract: Propeller control systems and methods for controlling the pitch of a plurality of propeller blades of a variable pitch propeller assembly operatively coupled with an engine is provided. In one exemplary aspect, the propeller control system includes features for combining overspeed and feathering protective functions in a protective control valve communicatively coupled with a controller. In such an event the controller controls the protective control valve to selectively allow a controlled amount of hydraulic fluid to flow to or from a pitch actuation assembly such that the pitch of the propeller blades can be adjusted based at least in part on the condition of the engine.
    Type: Application
    Filed: June 27, 2018
    Publication date: January 31, 2019
    Applicants: GE Aviation Systems Limited, GE Avio S.r.l.
    Inventors: Steven Clark CALKINS, Christopher Roy CARRINGTON, Thomas Bradley KENNEY, Simone CASTELLANI, Albion Richardson FLETCHER, Jr.
  • Patent number: 10192368
    Abstract: A method of diagnosing an auxiliary power unit fault in an aircraft having an auxiliary power unit and multiple sensors related to the auxiliary power unit, components thereof, and systems related thereto, including receiving a sensor signal from at least one of the multiple sensors to define a sensor output, comparing the sensor output to a reference value and diagnosing a fault in the auxiliary power unit based on the comparison.
    Type: Grant
    Filed: October 7, 2013
    Date of Patent: January 29, 2019
    Assignee: GE Aviation Systems Limited
    Inventor: Christopher Joseph Catt
  • Patent number: 10027317
    Abstract: Systems, methods and devices for aircraft power distribution include a bipolar high voltage direct current source component; an electrical loading component capable of drawing electrical power from the bipolar high voltage direct current source component; a set of switching components configured to selectively couple power from the bipolar high voltage DC source component to the electrical loading; and a transient suppression component. The transient suppression component is configured to limit current flowing through the first or the second subset of the set of switching components when the first and the second subsets are not in the same state.
    Type: Grant
    Filed: August 18, 2016
    Date of Patent: July 17, 2018
    Assignee: GE Aviation Systems Limited
    Inventor: Peter James Handy
  • Patent number: 10008051
    Abstract: A method of detecting a fault in a bleed air system of an aircraft having multiple engines is disclosed. The method includes transmitting a bleed air flow rate from multiple engines, determining a difference between the transmitted bleed air flow rates to define a difference value, and determining, by a controller, a fault condition with the bleed air system based on the difference value.
    Type: Grant
    Filed: February 10, 2015
    Date of Patent: June 26, 2018
    Assignee: GE Aviation Systems Limited
    Inventors: Donna Louise Green, Peter Robin Knight, Oliver Thuong
  • Patent number: 10003973
    Abstract: A method and apparatus for managing security in a wireless network for fixed aircraft components, having a wireless access point located in the aircraft and defining the boundaries of the wireless network, a wireless remote node fixedly located within the aircraft and communicating with the wireless network, and a fixed security node.
    Type: Grant
    Filed: December 15, 2015
    Date of Patent: June 19, 2018
    Assignee: GE AVIATION SYSTEMS LIMITED
    Inventor: Luke Patrick Bolton
  • Patent number: 9990568
    Abstract: A method (100) of constructing a probabilistic graphical model (10) of a system from data that includes both normal and anomalous data includes the step of learning parameters of a structure for the probabilistic graphical model (10). The structure includes at least one latent variable (26) on which other variables (12, 14, 16, 18, 20, 22, 24) are conditional, and has a plurality of components. The method further includes the steps of: iteratively associating one or more of the plurality of components of the latent variable (26) with normal data; constructing a matrix of the associations; detecting abnormal components of the latent variable (26) based on one of a low association with the normal data or the matrix of associations; and deleting the abnormal components of the latent variable (26) from the probabilistic graphical model (10).
    Type: Grant
    Filed: November 29, 2013
    Date of Patent: June 5, 2018
    Assignee: GE AVIATION SYSTEMS LIMITED
    Inventors: Robert Edward Callan, David Stephen Hardwick
  • Patent number: 9963095
    Abstract: An electrical power system for an aircraft having electrical loads and at least one jet engine with a high pressure spool and a low pressure spool, the electrical power system includes a first electrical machine driven by a first pressure spool and outputting a first voltage, a second electrical machine driven by a second pressure spool and outputting a second voltage, and an electrical distribution bus receiving the first and second voltages and supplying the voltages to the loads.
    Type: Grant
    Filed: May 1, 2014
    Date of Patent: May 8, 2018
    Assignee: GE Aviation Systems Limited
    Inventors: Hao Huang, Adrian Shipley
  • Patent number: 9944058
    Abstract: A method of making an airdam to be placed along the edge of a composite work piece during a curing process is disclosed. The method comprises forming a strip of peel ply, forming a strip of tacky putty, and automatically affixing the strip of tacky putty to the strip of peel ply without human assistance to form a laminate comprising at least one layer of peel ply and at least one layer of tacky putty.
    Type: Grant
    Filed: February 6, 2015
    Date of Patent: April 17, 2018
    Assignee: GE Aviation Systems Limited
    Inventor: James Hellyer-Kinch