Patents by Inventor William Howard Hasting

William Howard Hasting has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10941849
    Abstract: A planetary gear system can include a sun gear, an outer ring gear, and at least one planet gear driving the sun gear and planet gear. The planet gear can include an inner ring having an inner race, an outer ring having an outer race circumscribing and confronting the inner race. A plurality of rolling elements can be located between and in contact with the inner and outer races, which can include least one damper.
    Type: Grant
    Filed: August 3, 2017
    Date of Patent: March 9, 2021
    Assignee: General Electric Company
    Inventors: William Howard Hasting, Joseph Robert Dickman
  • Publication number: 20210054923
    Abstract: An apparatus and a method of retaining a bearing assembly having a bore to a shaft received within the bore, the method comprising physically limiting the axial movement of the bearing assembly on the shaft by a retainer mounted to an end of the shaft and having a portion extending radially beyond the shaft and into an axial path of the bearing assembly.
    Type: Application
    Filed: October 26, 2020
    Publication date: February 25, 2021
    Inventors: William Howard Hasting, Donald Albert Bradley, Randy Thomas Antelo
  • Patent number: 10816086
    Abstract: An apparatus and a method of retaining a bearing assembly having a bore to a shaft received within the bore, the method comprising physically limiting the axial movement of the bearing assembly on the shaft by a retainer mounted to an end of the shaft and having a portion extending radially beyond the shaft and into an axial path of the bearing assembly.
    Type: Grant
    Filed: August 14, 2017
    Date of Patent: October 27, 2020
    Assignee: General Electric Company
    Inventors: William Howard Hasting, Donald Albert Bradley, Randy Thomas Antelo
  • Patent number: 10415429
    Abstract: A planet gearbox is provided for connection to a carrier of an epicyclic gearing arrangement with a single input and single output and including a sun gear, a ring gear and at least one double helix planet gear rotatable on a cylindrical roller bearing with a cage having a cross-web thickness of 15% to 25% of the diameter of the cylindrical rollers and an L/D ratio exceeding 1.0. A gas turbine engine includes a fan and LP shaft, which couples a compressor to a turbine. An epicyclic gearing arrangement has a single input from the LP shaft coupled to a sun gear, a single output coupled to the fan's shaft, and a planet bearing cage having a cross-web thickness measuring 15% to 25% of the roller's diameter.
    Type: Grant
    Filed: September 25, 2015
    Date of Patent: September 17, 2019
    Assignee: General Electric Company
    Inventors: William Howard Hasting, Donald Albert Bradley, Joseph Robert Dickman
  • Publication number: 20190186598
    Abstract: A planet gear includes an annular planet gear rim having a constant inner radius along a complete axial length and an outer radius defined as the radial distance to the root of the gear teeth. The annular planet gear rim further has an average rim radius defined at a halfway point between the constant inner radius and the outer radius. The average rim radius and the rim thickness define a ratio including values in a range from and including about 4 to and including about 9. A gear assembly and turbomachine including the planet gear are disclosed.
    Type: Application
    Filed: February 25, 2019
    Publication date: June 20, 2019
    Inventors: Kennneth Lee Fisher, Darren Lee Hallman, Bugra Han Ertas, Donald Albert Bradley, Haris Ligata, William Howard Hasting, Ning Fang, Gert Johannes van der Merwe, Mark Alan Rhoads
  • Patent number: 10267365
    Abstract: A planet gearbox has a planet gear rotatable on a planet bearing that includes an inner ring that is mounted to a carrier of an epicyclic gearing arrangement. A respective cylindrical inner surface of each opposite respective end of the inner ring is non-rotatably connected to a respective cylindrical outer surface of a respective one of a pair of support plugs that are fixed to the carrier of the epicyclic gearing arrangement. A gas turbine engine includes a fan and LP shaft, which couples a compressor to a turbine. An epicyclic gearing arrangement has a single input from the LP shaft coupled to a sun gear, a single output coupled to the fan's shaft, and at least one planet bearing as described above.
    Type: Grant
    Filed: December 11, 2015
    Date of Patent: April 23, 2019
    Assignee: General Electric Company
    Inventor: William Howard Hasting
  • Patent number: 10247043
    Abstract: A ducted cowl support includes an annular structure configured to be mounted to an annular turbine engine frame and including one or more bypass ducts integrally formed therein.
    Type: Grant
    Filed: December 11, 2015
    Date of Patent: April 2, 2019
    Assignee: General Electric Company
    Inventors: William Howard Hasting, David Edward Dale, Jared Matthew Wolfe
  • Patent number: 10234018
    Abstract: A planet gear rotatable on a planet bearing with cylindrical rollers is mounted to a carrier of an epicyclic gearing arrangement. Either the cylindrical outer surface of the support pin or the opposing cylindrical inner surface of the inner ring of the planet bearing includes a network of interconnected grooves. The support pin includes oil feed holes intersecting the grooves. Passages through the planet bearing's inner ring also connect to the grooves. A gas turbine engine includes a fan and LP shaft, which couples a compressor to a turbine. An epicyclic gearing arrangement has a single input from the LP shaft coupled to a sun gear, a single output coupled to the fan's shaft, and a planet bearing with a network of interconnected grooves.
    Type: Grant
    Filed: October 19, 2015
    Date of Patent: March 19, 2019
    Assignee: General Electric Company
    Inventors: William Howard Hasting, Kenneth Lee Fisher, Donald Albert Bradley, Joseph Robert Dickman
  • Publication number: 20190048994
    Abstract: An apparatus and a method of retaining a bearing assembly having a bore to a shaft received within the bore, the method comprising physically limiting the axial movement of the bearing assembly on the shaft by a retainer mounted to an end of the shaft and having a portion extending radially beyond the shaft and into an axial path of the bearing assembly.
    Type: Application
    Filed: August 14, 2017
    Publication date: February 14, 2019
    Inventors: William Howard Hasting, Donald Albert Bradley, Randy Thomas Antelo
  • Publication number: 20190040943
    Abstract: A planetary gear system can include a sun gear, an outer ring gear, and at least one planet gear driving the sun gear and planet gear. The planet gear can include an inner ring having an inner race, an outer ring having an outer race circumscribing and confronting the inner race. A plurality of rolling elements can be located between and in contact with the inner and outer races, which can include least one damper.
    Type: Application
    Filed: August 3, 2017
    Publication date: February 7, 2019
    Inventors: William Howard Hasting, Joseph Robert Dickman
  • Publication number: 20170191548
    Abstract: A planet gear includes an annular planet gear ring including an annular planet gear rim. The annular planet gear rim has an inner radius and an outer radius. The inner radius and the outer radius define a rim thickness therebetween. The annular planet gear rim further has a bending stress neutral axis. The bending stress neutral axis radius and the rim thickness define a ratio including values in a range from and including about 3 to and including about 10.
    Type: Application
    Filed: December 30, 2015
    Publication date: July 6, 2017
    Inventors: Kenneth Lee Fisher, Darren Lee Hallman, Bugra Han Ertas, Donald Albert Bradley, Haris Ligata, William Howard Hasting, Ning Fang, Gert Johannes van der Merwe, Mark Alan Rhoads
  • Publication number: 20170167540
    Abstract: A planet gearbox has a planet gear rotatable on a planet bearing that includes an inner ring that is mounted to a carrier of an epicyclic gearing arrangement. A respective cylindrical inner surface of each opposite respective end of the inner ring is non-rotatably connected to a respective cylindrical outer surface of a respective one of a pair of support plugs that are fixed to the carrier of the epicyclic gearing arrangement. A gas turbine engine includes a fan and LP shaft, which couples a compressor to a turbine. An epicyclic gearing arrangement has a single input from the LP shaft coupled to a sun gear, a single output coupled to the fan's shaft, and at least one planet bearing as described above.
    Type: Application
    Filed: December 11, 2015
    Publication date: June 15, 2017
    Inventor: William Howard Hasting
  • Publication number: 20170108113
    Abstract: A planet gear rotatable on a planet bearing with cylindrical rollers is mounted to a carrier of an epicyclic gearing arrangement. Either the cylindrical outer surface of the support pin or the opposing cylindrical inner surface of the inner ring of the planet bearing includes a network of interconnected grooves. The support pin includes oil feed holes intersecting the grooves. Passages through the planet bearing's inner ring also connect to the grooves. A gas turbine engine includes a fan and LP shaft, which couples a compressor to a turbine. An epicyclic gearing arrangement has a single input from the LP shaft coupled to a sun gear, a single output coupled to the fan's shaft, and a planet bearing with a network of interconnected grooves.
    Type: Application
    Filed: October 19, 2015
    Publication date: April 20, 2017
    Inventors: William Howard Hasting, Kenneth Lee Fisher, Donald Albert Bradley, Joseph Robert Dickman
  • Publication number: 20170089219
    Abstract: A planet gearbox is provided for connection to a carrier of an epicyclic gearing arrangement with a single input and single output and including a sun gear, a ring gear and at least one double helix planet gear rotatable on a cylindrical roller bearing with a cage having a cross-web thickness of 15% to 25% of the diameter of the cylindrical rollers and an L/D ratio exceeding 1.0. A gas turbine engine includes a fan and LP shaft, which couples a compressor to a turbine. An epicyclic gearing arrangement has a single input from the LP shaft coupled to a sun gear, a single output coupled to the fan's shaft, and a planet bearing cage having a cross-web thickness measuring 15% to 25% of the roller's diameter.
    Type: Application
    Filed: September 25, 2015
    Publication date: March 30, 2017
    Inventors: William Howard Hasting, Donald Albert Bradley, Joseph Robert Dickman
  • Publication number: 20170089218
    Abstract: A planet gearbox is provided for connection to a carrier of an epicyclic gearing arrangement with a single input and single output and including a sun gear, a ring gear and at least one double helix planet gear rotatable on a cylindrical roller bearing wherein the ratio of each cylindrical roller's length to each cylindrical roller's diameter exceeds 1.0. A gas turbine engine includes a shaft coupling a compressor of a compressor section to a turbine of a turbine section. An epicyclic gearing arrangement has a single input from the shaft coupled to a sun gear, a single output from the carrier that is coupled to the shaft of a fan and includes a planet gearbox with cylindrical rollers having a length-to-diameter ratio exceeding 1.0.
    Type: Application
    Filed: September 25, 2015
    Publication date: March 30, 2017
    Inventors: William Howard Hasting, Kenneth Lee Fisher, Donald Albert Bradley, Joseph Robert Dickman
  • Publication number: 20160252176
    Abstract: A gearbox support apparatus includes a gearbox carrier having a central axis, the carrier configured to mount one or more rotating gears therein, the carrier including spaced-apart forward and aft walls, and a pin disposed between the forward and aft walls. The gearbox support apparatus includes an inner race connected to the pin as a single integral component incorporating two pairs of raised guides defining a forward raceway and an aft raceway.
    Type: Application
    Filed: May 13, 2016
    Publication date: September 1, 2016
    Inventors: Gert J. van der Merwe, Darren Lee Hallman, Osman F. Buyukisik, Donald Albert Bradley, Randy Thomas Antelo, William Howard Hasting, Kenneth Lee Fisher, Joseph Robert Dickman
  • Publication number: 20160186613
    Abstract: A ducted cowl support includes an annular structure configured to be mounted to an annular turbine engine frame and including one or more bypass ducts integrally formed therein.
    Type: Application
    Filed: December 11, 2015
    Publication date: June 30, 2016
    Inventors: William Howard HASTING, David Edward DALE, Jared Matthew WOLFE
  • Patent number: 9303531
    Abstract: A quick engine change assembly, comprises a first circular frame member, a plurality of doublet supports spaced about the first circular frame member, the doublet supports being contoured along the axial direction, a flow surface defined between the plurality of doublet supports and, a plurality of cradles, each of the cradles including the doublet supports, the doublet supports from a lower portion of the cradle to the flow surface.
    Type: Grant
    Filed: October 16, 2012
    Date of Patent: April 5, 2016
    Assignee: General Electric Company
    Inventors: William Howard Hasting, Courtney James Tudor
  • Patent number: 9303520
    Abstract: The assembly has a first guide vane having a first end, a second end opposed to the first end, and a second guide vane having a first end, a second end opposed to its first end. A first end structure spans between the first guide vane first end and the second guide vane first end. A second end structure spans between the first guide vane second end and the second guide vane second end. The first guide vane, the second guide vane, the first end structure, and the second end structure are integrally formed together to form a double vane with a continuous outer surface, and a continuous inner surface.
    Type: Grant
    Filed: October 16, 2012
    Date of Patent: April 5, 2016
    Assignee: General Electric Company
    Inventors: William Howard Hasting, Courtney James Tudor
  • Patent number: 9260974
    Abstract: Active clearance control ejector systems and methods are disclosed. An example system may include an air ejector; an entrance pipe arranged to supply compressor bleed air to the air ejector; an inlet duct arranged to supply fan bypass air to the air ejector; and a supply pipe arranged to receive ejector outlet air from the air ejector and supply the ejector outlet air to an active clearance control system. The ejector outlet air may include a mixture of the compressor bleed air and the fan bypass air. The air ejector may include a venturi arranged to conduct the compressor bleed air therethrough, thereby drawing the fan bypass air into the air ejector.
    Type: Grant
    Filed: September 25, 2012
    Date of Patent: February 16, 2016
    Assignee: General Electric Company
    Inventors: William Howard Hasting, David William Crall, Craig William Higgins, Erich Alois Krammer