Patents by Inventor Robert Roper
Robert Roper 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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Publication number: 20240400212Abstract: A system includes a propeller assembly comprising a propeller, a drive shaft coupled to the propeller assembly, wherein the drive shaft when in operation generates rotation of the propeller, a reduction gearbox coupled to the drive shaft, wherein the reduction gearbox when in operation alters a rotation speed between a power turbine shaft and the drive shaft, and an electric motor disposed between the propeller assembly and the reduction gearbox, wherein the electric motor is coupled to the drive shaft, wherein the electric motor when in operation imparts torque to at least partially rotate the drive shaft.Type: ApplicationFiled: August 5, 2024Publication date: December 5, 2024Inventors: Rick Ralph Pilgrim, Sheikh Fazle Rabbi, Richard Robert Roper
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Patent number: 12054268Abstract: A system includes a first electric motor that when in operation imparts rotation to a fan stage of an engine. The system also includes a combustion section of the engine comprising a combustor that when in operation generates combustion gas through ignition of fuel and compressed air. The system further includes a turbine of the engine coupled to a shaft of the engine, wherein the turbine when in operation receives the combustion gas from the combustion section and imparts rotation to the shaft using the combustion gas.Type: GrantFiled: October 19, 2022Date of Patent: August 6, 2024Assignee: Duxion Motors, Inc.Inventors: Rick Ralph Pilgrim, Sheikh Fazle Rabbi, Richard Robert Roper
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Publication number: 20240190550Abstract: A system includes a marine vessel internal combustion engine. The system also includes a propeller that when in operation rotates. The system further includes an electric motor disposed between the marine vessel internal combustion engine and the propeller, wherein the electric motor when in a selected operating mode imparts rotation to the propeller.Type: ApplicationFiled: December 7, 2023Publication date: June 13, 2024Inventors: Rick Ralph Pilgrim, Richard Robert Roper
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Patent number: 11916435Abstract: A device includes a first rotor segment and a second rotor segment, wherein the first rotor segment and the second rotor segment are configured to be directly coupled together about a shaft to form at least a portion of a unitary rotor. The device also includes a first stator segment and a second stator segment, wherein the first stator segment and the second stator segment are configured to be directly coupled together to form at least a portion of a unitary stator.Type: GrantFiled: May 21, 2021Date of Patent: February 27, 2024Assignee: Duxion Motors, Inc.Inventors: Rick Ralph Pilgrim, Sheikh Fazle Rabbi, Jason Aspin, Dipesh Maharjan, Richard Robert Roper
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Patent number: 11655043Abstract: An electric propulsion system for an aircraft includes a nacelle and an electric machine. The electric machine includes a stator positioned in the nacelle, and a rotor and fan assembly positioned in a primary flow path through the nacelle. The rotor and fan assembly includes a cylindrical fan shroud, a plurality of rotor magnets positioned on an outer surface of the fan shroud, and a fan hub mounted on a central support shaft via one or more bearings. A plurality of fan blades extend between an inner surface of the fan shroud and an outer surface of the fan hub. The rotor magnets may be loaded in compression in a radial direction when the rotor and fan assembly is at rest. The fan blades may be pre-stressed in a radial direction when the rotor and fan assembly is at rest.Type: GrantFiled: July 13, 2021Date of Patent: May 23, 2023Assignee: DUXION MOTORS, INC.Inventors: Sheikh Fazle Rabbi, Rick Ralph Pilgrim, Kyle Reuben Genge, Trevor Forward, Adam Keating, Richard Robert Roper, Bryan Gabin Lobo
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Publication number: 20230124726Abstract: A system includes a first electric motor that when in operation imparts rotation to a fan stage of an engine. The system also includes a combustion section of the engine comprising a combustor that when in operation generates combustion gas through ignition of fuel and compressed air. The system further includes a turbine of the engine coupled to a shaft of the engine, wherein the turbine when in operation receives the combustion gas from the combustion section and imparts rotation to the shaft using the combustion gas.Type: ApplicationFiled: October 19, 2022Publication date: April 20, 2023Inventors: Rick Ralph Pilgrim, Sheikh Fazle Rabbi, Richard Robert Roper
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Patent number: 11394255Abstract: A device includes a first rotor segment and a second rotor segment, wherein the first rotor segment and the second rotor segment are configured to be directly coupled together about a shaft to form at least a portion of a unitary rotor. The device also includes a first stator segment and a second stator segment, wherein the first stator segment and the second stator segment are configured to be directly coupled together to form at least a portion of a unitary stator.Type: GrantFiled: November 12, 2021Date of Patent: July 19, 2022Assignee: Duxion Motors, Inc.Inventors: Rick Ralph Pilgrim, Sheikh Fazle Rabbi, Jason Aspin, Dipesh Maharjan, Richard Robert Roper
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Publication number: 20220077727Abstract: A device includes a first rotor segment and a second rotor segment, wherein the first rotor segment and the second rotor segment are configured to be directly coupled together about a shaft to form at least a portion of a unitary rotor. The device also includes a first stator segment and a second stator segment, wherein the first stator segment and the second stator segment are configured to be directly coupled together to form at least a portion of a unitary stator.Type: ApplicationFiled: November 12, 2021Publication date: March 10, 2022Inventors: Rick Ralph Pilgrim, Sheikh Fazle Rabbi, Jason Aspin, Dipesh Maharjan, Richard Robert Roper
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Publication number: 20220009644Abstract: An electric propulsion system for an aircraft includes a nacelle and an electric machine. The electric machine includes a stator positioned in the nacelle, and a rotor and fan assembly positioned in a primary flow path through the nacelle. The rotor and fan assembly includes a cylindrical fan shroud, a plurality of rotor magnets positioned on an outer surface of the fan shroud, and a fan hub mounted on a central support shaft via one or more bearings. A plurality of fan blades extend between an inner surface of the fan shroud and an outer surface of the fan hub. The rotor magnets may be loaded in compression in a radial direction when the rotor and fan assembly is at rest. The fan blades may be pre-stressed in a radial direction when the rotor and fan assembly is at rest.Type: ApplicationFiled: July 13, 2021Publication date: January 13, 2022Inventors: Sheikh Fazle Rabbi, Rick Ralph Pilgrim, Kyle Reuben Genge, Trevor Forward, Adam Keating, Richard Robert Roper, Bryan Gabin Lobo
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Publication number: 20210391760Abstract: A device includes a first rotor segment and a second rotor segment, wherein the first rotor segment and the second rotor segment are configured to be directly coupled together about a shaft to form at least a portion of a unitary rotor. The device also includes a first stator segment and a second stator segment, wherein the first stator segment and the second stator segment are configured to be directly coupled together to form at least a portion of a unitary stator.Type: ApplicationFiled: May 21, 2021Publication date: December 16, 2021Inventors: Rick Ralph Pilgrim, Sheikh Fazle Rabbi, Jason Aspin, Dipesh Maharjan, Richard Robert Roper
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Patent number: 11118413Abstract: A system, includes a movable platform slidingly coupled to one or more supports and configured to be selectively moved towards a drill floor and away from the drill floor. The system also includes a roughneck disposed on the movable platform and configured to make up or break out a threaded joint between a first tubular segment and a second tubular segment. The system additionally includes a support member disposed on the movable platform and configured to support one of the first tubular segment or the second tubular segment as the movable platform is selectively moved towards a drill floor or away from the drill floor.Type: GrantFiled: December 16, 2019Date of Patent: September 14, 2021Assignee: Ensco International IncorporatedInventors: Richard Robert Roper, John Stokes Knowlton, Christopher Scott Stewart
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Patent number: 11059599Abstract: An electric propulsion system for an aircraft includes a nacelle and an electric machine. The electric machine includes a stator positioned in the nacelle, and a rotor and fan assembly positioned in a primary flow path through the nacelle. The rotor and fan assembly includes a cylindrical fan shroud, a plurality of rotor magnets positioned on an outer surface of the fan shroud, and a fan hub mounted on a central support shaft via one or more bearings. A plurality of fan blades extend between an inner surface of the fan shroud and an outer surface of the fan hub. The rotor magnets may be loaded in compression in a radial direction when the rotor and fan assembly is at rest. The fan blades may be pre-stressed in a radial direction when the rotor and fan assembly is at rest.Type: GrantFiled: August 10, 2020Date of Patent: July 13, 2021Assignee: Duxion Motors, Inc.Inventors: Sheikh Fazle Rabbi, Rick Ralph Pilgrim, Kyle Reuben Genge, Trevor Forward, Adam Keating, Richard Robert Roper
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Publication number: 20210107664Abstract: An electric propulsion system for an aircraft includes a nacelle and an electric machine. The electric machine includes a stator positioned in the nacelle, and a rotor and fan assembly positioned in a primary flow path through the nacelle. The rotor and fan assembly includes a cylindrical fan shroud, a plurality of rotor magnets positioned on an outer surface of the fan shroud, and a fan hub mounted on a central support shaft via one or more bearings. A plurality of fan blades extend between an inner surface of the fan shroud and an outer surface of the fan hub. The rotor magnets may be loaded in compression in a radial direction when the rotor and fan assembly is at rest. The fan blades may be pre-stressed in a radial direction when the rotor and fan assembly is at rest.Type: ApplicationFiled: August 10, 2020Publication date: April 15, 2021Inventors: Sheikh Fazle Rabbi, Rick Ralph Pilgrim, Kyle Reuben Genge, Trevor Forward, Adam Keating, Richard Robert Roper
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Patent number: 10975637Abstract: Techniques and systems to provide automatic positioning of a tripping apparatus. A system may include a sensor configured to detect a physical characteristic of a tubular string moving past the sensor and generate a signal indicative of the physical characteristic. The system may also include a processing device configured to process the signal indicative of the physical characteristic, determine whether the processed signal is indicative of a deviation of the tubular string, and generate output data utilized to automatically position a tripping apparatus at a location of the deviation on the tubular string.Type: GrantFiled: January 24, 2018Date of Patent: April 13, 2021Assignee: Ensco International IncorporatedInventors: Rick Pilgrim, Stephen Joseph DeLory, Richard Robert Roper
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Patent number: 10745980Abstract: A system, including one or more supports disposed on a drill floor.Type: GrantFiled: May 20, 2019Date of Patent: August 18, 2020Assignee: ENSCO INTERNATIONAL INCORPORATEDInventors: Christopher Scott Stewart, Richard Robert Roper
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Publication number: 20200190918Abstract: A system, includes a movable platform slidingly coupled to one or more supports and configured to be selectively moved towards a drill floor and away from the drill floor. The system also includes a roughneck disposed on the movable platform and configured to make up or break out a threaded joint between a first tubular segment and a second tubular segment. The system additionally includes a support member disposed on the movable platform and configured to support one of the first tubular segment or the second tubular segment as the movable platform is selectively moved towards a drill floor or away from the drill floor.Type: ApplicationFiled: December 16, 2019Publication date: June 18, 2020Inventors: Richard Robert Roper, John Stokes Knowlton, Christopher Scott Stewart
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Publication number: 20190389543Abstract: A device includes at least one float. The at least one float is configured to provide a buoyancy force away from a seabed when placed in water. The device also includes an enclosure configured to house the at least one float. The enclosure comprises at least one connection configured to couple the enclosure to a self-elevating unit used in offshore oil operations or offshore gas operations.Type: ApplicationFiled: June 20, 2019Publication date: December 26, 2019Inventors: James Charles Cain, Richard Robert Roper, Mason Corey Melkowits, Steve Brady
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Publication number: 20190271198Abstract: A system, including one or more supports disposed on a drill floor.Type: ApplicationFiled: May 20, 2019Publication date: September 5, 2019Inventors: Christopher Scott Stewart, Richard Robert Roper
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Patent number: 10294737Abstract: A system, including one or more supports. The system also includes a movable platform slidingly coupled to the one or more supports and configured to be selectively moved towards a drill floor and away from the drill floor. The system further includes a roughneck disposed on the movable platform and configured to make up or break out a threaded joint between a first tubular segment and a second tubular segment, wherein the roughneck is configured to be selectively movable along the movable platform from a first position disposed adjacent to the one or more supports and a second position disposed adjacent to the first tubular segment and the second tubular segment.Type: GrantFiled: March 23, 2018Date of Patent: May 21, 2019Assignee: ENSCO INTERNATIONAL INCORPORATEDInventors: Christopher Scott Stewart, Richard Robert Roper
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Patent number: D1065165Type: GrantFiled: October 12, 2020Date of Patent: March 4, 2025Assignee: Apple Inc.Inventors: Jody Akana, Molly Anderson, Bartley K. Andre, Shota Aoyagi, Anthony Michael Ashcroft, Marine C. Bataille, Jeremy Bataillou, Arian Behzadi, Lee S. Broughton, Abidur Rahman Chowdhury, Clara Geneviève Marine Courtaigne, Markus Diebel, Alan C. Dye, Christopher P. Foss, Jonathan Gomez Garcia, David C. Graham, M. Evans Hankey, Richard P. Howarth, Jonathan P. Ive, Julian Jaede, Duncan Robert Kerr, Deena Ahmed Khattab, Gemma Alexandria Roper, Peter Russell-Clarke, Benjamin Andrew Shaffer, Joe Sung-Ho Tan, Clement Tissandier, Eugene Antony Whang