Patents by Inventor Jan Zywot
Jan Zywot 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).
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Patent number: 11542029Abstract: A method for manufacturing a dual-structured aircraft engine starting and generating apparatus is provided. The method includes printing a housing using a three-dimensional printing process including a main machine portion and an exciter portion for receiving at least part of a generator system. Printing the housing includes printing a cooling jacket portion comprising one or more cooling passages that is a monolithic part of a sidewall of the housing.Type: GrantFiled: August 31, 2020Date of Patent: January 3, 2023Assignee: General Electric CompanyInventors: Hao Huang, Xiaochuan Jia, Jan Zywot
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Publication number: 20220063829Abstract: A method for manufacturing a dual-structured aircraft engine starting and generating apparatus is provided. The method includes printing a housing using a three-dimensional printing process including a main machine portion and an exciter portion for receiving at least part of a generator system. Printing the housing includes printing a cooling jacket portion comprising one or more cooling passages that is a monolithic part of a sidewall of the housing.Type: ApplicationFiled: August 31, 2020Publication date: March 3, 2022Applicant: GENERAL ELECTRIC COMPANYInventors: Hao Huang, Xiaochuan Jia, Jan Zywot
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Patent number: 11155357Abstract: An apparatus and method relating to a generator comprising a housing defining an interior and fluidly separating the interior from surrounding ambient air, at least one of a rotor or stator located within the housing, a cooling circuit passing through at least a portion of the housing to cool the interior and recirculating a coolant having a density greater than the ambient air, and a jet pump having a motive fluid conduit fluidly coupled to the cooling circuit, a transport fluid circuit fluidly coupled to the ambient air.Type: GrantFiled: January 3, 2019Date of Patent: October 26, 2021Assignee: GE Aviation Systems LLCInventors: Jan Zywot, Gerard Howard Bueche, Gary Michael Chessare, Robert Donald Grennan, Michael George Schneider
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Publication number: 20210322910Abstract: An air-oil separator assembly can include an air-oil mixture inlet, an air outlet, and an oil outlet, a housing defining a cylindrical separating cavity, and an outlet conduit disposed within the separating cavity, wherein, outlet conduit is adapted to receive oil removed by the air-oil separator assembly from a flow containing an air-oil mixture fluid received by the air-oil mixture inlet.Type: ApplicationFiled: June 24, 2021Publication date: October 21, 2021Inventors: Lanchao Lin, Richard Louis Heil, Jan Zywot
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Patent number: 11081936Abstract: A wet cavity electric machine includes a stator core having two stator poles formed by a post and a wire wound about the post to form a stator winding, with the stator winding having end turns, and a rotor having two rotor poles and configured to rotate relative to the stator and a channel for liquid coolant to flow through the rotor, and at least one fluid port in fluid communication with the channel and the stator winding end turns wherein the end turns will be exposed to liquid coolant passing through the channel.Type: GrantFiled: April 10, 2015Date of Patent: August 3, 2021Assignee: GE Aviation Systems LLCInventors: Hao Huang, Jan Zywot, Xiaochuan Jia
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Patent number: 11058979Abstract: An air-oil separator assembly can include an air-oil mixture inlet, an air outlet, and an oil outlet, a housing defining a cylindrical separating cavity, and an outlet conduit disposed within the separating cavity, wherein, outlet conduit is adapted to receive oil removed by the air-oil separator assembly from a flow containing an air-oil mixture fluid received by the air-oil mixture inlet.Type: GrantFiled: January 19, 2018Date of Patent: July 13, 2021Assignee: GE Aviation Systems LLCInventors: Lanchao Lin, Richard Louis Heil, Jan Zywot
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Publication number: 20200216186Abstract: An apparatus and method relating to a generator comprising a housing defining an interior and fluidly separating the interior from surrounding ambient air, at least one of a rotor or stator located within the housing, a cooling circuit passing through at least a portion of the housing to cool the interior and recirculating a coolant having a density greater than the ambient air, and a jet pump having a motive fluid conduit fluidly coupled to the cooling circuit, a transport fluid circuit fluidly coupled to the ambient air.Type: ApplicationFiled: January 3, 2019Publication date: July 9, 2020Inventors: Jan Zywot, Gerard Howard Bueche, Gary Michael Chessare, Robert Donald Grennan, Michael George Schneider
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Patent number: 10554088Abstract: A rotor assembly for an electric machine includes a core having at least one post and a cap wherein electrical windings are wound about the rotor assembly to define a pole. The rotation of the rotor and rotor pole relative to a stator generates a current supplied from the electric machine to a power consuming device.Type: GrantFiled: November 4, 2013Date of Patent: February 4, 2020Assignee: GE Aviation Systems LLCInventors: Hao Huang, Xiaochuan Jia, Jan Zywot
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Publication number: 20190224602Abstract: An air-oil separator assembly can include an air-oil mixture inlet, an air outlet, and an oil outlet, a housing defining a cylindrical separating cavity, and an outlet conduit disposed within the separating cavity, wherein, outlet conduit is adapted to receive oil removed by the air-oil separator assembly from a flow containing an air-oil mixture fluid received by the air-oil mixture inlet.Type: ApplicationFiled: January 19, 2018Publication date: July 25, 2019Inventors: Lanchao Lin, Richard Louis Heil, Jan Zywot
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Publication number: 20180097424Abstract: A wet cavity electric machine includes a stator core having two stator poles formed by a post and a wire wound about the post to form a stator winding, with the stator winding having end turns, and a rotor having two rotor poles and configured to rotate relative to the stator and a channel for liquid coolant to flow through the rotor, and at least one fluid port in fluid communication with the channel and the stator winding end turns wherein the end turns will be exposed to liquid coolant passing through the channel.Type: ApplicationFiled: April 10, 2015Publication date: April 5, 2018Inventors: Hao HUANG, Jan ZYWOT, Xiaochuan JIA
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Patent number: 9837868Abstract: A rotor assembly for an electric machine includes a core having at least one post and a cap wherein electrical windings are wound about the rotor assembly to define a pole. The rotation of the rotor and rotor pole relative to a stator generates a current supplied from the electric machine to a power consuming device.Type: GrantFiled: February 28, 2014Date of Patent: December 5, 2017Assignee: GE AVIATION SYSTEMS LLCInventors: Paul James Wirsch, Jr., Hao Huang, Xiaochuan Jia, Jan Zywot
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Patent number: 9650964Abstract: An assembly for a gas turbine engine comprising an accessory gearbox comprising a drive gear and pinion gear and a starter/generator mechanically mounted to the accessory gearbox. The starter/generator comprising a housing and a portion of a rotatable shaft with a safety disconnect where the safety disconnect is located within the housing of the starter/generator.Type: GrantFiled: December 28, 2010Date of Patent: May 16, 2017Assignee: GENERAL ELECTRIC COMPANYInventors: Hao Huang, Jan Zywot
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Publication number: 20160285332Abstract: A rotor assembly for an electric machine includes a core having at least one post and a cap wherein electrical windings are wound about the rotor assembly to define a pole. The rotation of the rotor and rotor pole relative to a stator generates a current supplied from the electric machine to a power consuming device.Type: ApplicationFiled: November 4, 2013Publication date: September 29, 2016Inventors: Hao HUANG, Xiaochuan JIA, Jan ZYWOT
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Publication number: 20150249370Abstract: A rotor assembly for an electric machine includes a core having at least one post and a cap wherein electrical windings are wound about the rotor assembly to define a pole. The rotation of the rotor and rotor pole relative to a stator generates a current supplied from the electric machine to a power consuming device.Type: ApplicationFiled: February 28, 2014Publication date: September 3, 2015Applicant: GE Aviation Systems LLCInventors: Paul James Wirsch, JR., Hao Huang, Xiaochuan Jia, Jan Zywot
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Patent number: 8857192Abstract: An assembly for a gas turbine engine comprising an accessory gearbox comprising a drive gear and a starter/generator mechanically mounted to the accessory gearbox. The starter/generator comprising a rotatable shaft, a pinion gear carried by the shaft, a main machine carried by the shaft, a permanent magnet generator (PMG) carried by the shaft and an exciter carried by the shaft.Type: GrantFiled: April 20, 2010Date of Patent: October 14, 2014Assignee: General Electric CompanyInventors: Hao Huang, Jan Zywot
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Patent number: 8232702Abstract: A high-speed sleeveless rotor for an electric machine is provided. The rotor includes a shaft rotatable about a longitudinal axis, and a rotor core circumscribing at least a portion of the shaft wherein the rotor core includes an axially oriented slot. The slot includes a radially outer slot opening, a radially inner slot floor, and a slot sidewall extending therebetween. The slot floor includes a topstick attachment member extending radially outward from the slot floor and configured to engage a topstick positioned in the slot opening and the slot sidewall includes a shoulder configured to engage the topstick, preventing radially outward movement of the topstick.Type: GrantFiled: July 30, 2010Date of Patent: July 31, 2012Assignee: GE Aviation Systems, LLCInventors: Jan Zywot, Xiaochuan Jia, Norman K. Austin
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Publication number: 20120159964Abstract: An assembly for a gas turbine engine comprising an accessory gearbox comprising a drive gear and pinion gear and a starter/generator mechanically mounted to the accessory gearbox. The starter/generator comprising a housing and a portion of a rotatable shaft with a safety disconnect where the safety disconnect is located within the housing of the starter/generator.Type: ApplicationFiled: December 28, 2010Publication date: June 28, 2012Applicant: GENERAL ELECTRIC COMPANYInventors: Hao Huang, Jan Zywot
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Publication number: 20120025639Abstract: A high-speed sleeveless rotor for an electric machine is provided. The rotor includes a shaft rotatable about a longitudinal axis, and a rotor core circumscribing at least a portion of the shaft wherein the rotor core includes an axially oriented slot. The slot includes a radially outer slot opening, a radially inner slot floor, and a slot sidewall extending therebetween. The slot floor includes a topstick attachment member extending radially outward from the slot floor and configured to engage a topstick positioned in the slot opening and the slot sidewall includes a shoulder configured to engage the topstick, preventing radially outward movement of the topstick.Type: ApplicationFiled: July 30, 2010Publication date: February 2, 2012Inventors: Jan Zywot, Xiaochuan Jia, Norman K. Austin
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Publication number: 20110252807Abstract: An assembly for a gas turbine engine comprising an accessory gearbox comprising a drive gear and a starter/generator mechanically mounted to the accessory gearbox. The starter/generator comprising a rotatable shaft, a pinion gear carried by the shaft, a main machine carried by the shaft, a permanent magnet generator (PMG) carried by the shaft and an exciter carried by the shaft.Type: ApplicationFiled: April 20, 2010Publication date: October 20, 2011Applicant: GENERAL ELECTRIC COMPANYInventors: Hao Huang, Jan Zywot
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Patent number: 7687928Abstract: An aircraft starting and generating system includes a first starter/main machine assembly that includes a first exciter and a first main machine, and second starter/main machine assembly that includes a second exciter and a second main machine. The system also includes a permanent magnet generator (PMG) that is connected to the first and second starter/main machine assemblies. The system further includes a first inverter/converter/controller (ICC) that is connected to the first starter/main machine assembly and to the PMG, and a second ICC that is connected to the second starter/main machine assembly and to the PMG.Type: GrantFiled: May 3, 2007Date of Patent: March 30, 2010Assignee: Smiths Aerospace, LLCInventors: Dinesh N. Taneja, Hao Huang, Gary A. Padgett, Jan Zywot, Paul J. Wirsch, Jr., Mohamed A. Abbas