Patents by Inventor Duane C. Johnson
Duane C. Johnson 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: 11949294Abstract: An assembly comprises a resistor plate for a rotating rectifier assembly (RRA). A shaft bore is defined through the resistor plate for passage of a shaft of an electrical machine, and the resistor plate defines a main annular body around the shaft bore. A first protrusion extends radially outward from the main annular body, so that a first pin bore extends through the first protrusion. At least one contact band is seated in a the pin bore of the resistor plate for mounting a direct current (DC) pin to the resistor plate.Type: GrantFiled: March 13, 2021Date of Patent: April 2, 2024Assignee: Hamilton Sundstrand CorporationInventors: Kyle S. Sirbasku, Dhaval Patel, Andrew R. Wilkinson, Mary Christelle Ann Calacal, Yaser J. Isa, Edward C. Allen, Duane C. Johnson
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Patent number: 11931613Abstract: A fire suppression nozzle can include a first fluid channel configured to be in fluid communication with a first fluid having a first flow velocity and a second fluid channel configured to be in fluid communication with a second fluid having a second flow velocity. A mixer can be disposed between the first fluid channel and the second fluid channel such that the mixer is configured to induce streamwise vorticity in at least the first fluid exiting first fluid channel to cause mixing of the first fluid and the second fluid to reduce a flow speed of a mixture of the first fluid and the second fluid.Type: GrantFiled: August 16, 2021Date of Patent: March 19, 2024Assignee: Carrier CorporationInventors: Paul M. Johnson, Duane C. McCormick, May L. Corn, Sudarshan N. Koushik, Mikhail Morozov, Changmin Cao, Christopher T. Chipman, Keith A. Post
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Publication number: 20240078167Abstract: A method of validating a regulated application by generating, on a local data processing system, an automated agent to oversee a validation process of the regulated application on the local data processing system regardless of a local or web-based nature of the regulated application.Type: ApplicationFiled: September 2, 2022Publication date: March 7, 2024Applicant: Minitab, LLCInventors: Dawn Elaine Keller, Martin Dean Johnson, Jeremy C. Zerbe, Duane Long, Michael J. Yeaney
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Patent number: 11894729Abstract: An assembly comprises an AC (alternating current) housing connection block and a plurality of inserts seated in the AC housing connection block, wherein for each of the inserts, an interface between the insert and the housing is continuous. A method includes inserting a plurality of inserts into a mold; and molding an AC (alternating current) housing connection block.Type: GrantFiled: March 13, 2021Date of Patent: February 6, 2024Assignee: Hamilton Sundstrand CorporationInventors: Kyle S. Sirbasku, Dhaval Patel, Edward C. Allen, Mary Christelle Ann Calacal, Andrew R. Wilkinson, Duane C. Johnson, Yaser J. Isa
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Patent number: 11799391Abstract: An assembly comprises a mounting ring for a rotating rectifier assembly (RRA) having a pin bore defined in the mounting ring oriented in an axial direction and at least one contact band seated in a the pin bore of the mounting ring for mounting a direct current (DC) pin to the mounting ring. A method comprises forming a mounting ring for a rotating rectifier assembly (RRA), including forming a pin bore in the mounting ring oriented in an axial direction, and installing at least one contact band into a the pin bore of the mounting ring.Type: GrantFiled: March 13, 2021Date of Patent: October 24, 2023Assignee: Hamilton Sundstrand CorporationInventors: Kyle S. Sirbasku, Dhaval Patel, Andrew R. Wilkinson, Mary Christelle Ann Calacal, Yaser J. Isa, Edward C. Allen, Duane C. Johnson
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Patent number: 11624398Abstract: An input shaft includes an annular main shaft extending along a longitudinal axis with an internal bore configured for fluid flow through the annular main shaft. A generator spline is included on an exterior surface of a first end of the main shaft. A gearbox spline is included on an exterior surface of a second end of the main shaft opposite the first end. At least one orifice is defined through the main shaft from the internal bore to the exterior surface of the second end of the main shaft for flow of fluid from the internal bore to the exterior surface for cooling and lubrication.Type: GrantFiled: July 11, 2022Date of Patent: April 11, 2023Assignee: Hamilton Sundstrand CorporationInventors: Craig J. Wojcik, Ted A. Martin, Duane C. Johnson
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Patent number: 11569594Abstract: A terminal assembly includes a terminal block of a dielectric material defining a plurality of bores therethrough. A respective terminal contact of an electrically conductive material is seated in each of the respective bores. The terminal contact defines a longitudinal axis therethrough with a terminal bore defined through the terminal contact along the longitudinal axis. A divider wall separates the terminal bore into a solder cup for a lead wire on an interior side of the terminal bore, and a lug receptacle on an exterior side of the terminal bore.Type: GrantFiled: October 14, 2021Date of Patent: January 31, 2023Assignee: Hamilton Sundstrand CorporationInventors: Dhaval Patel, Craig J. Wojcik, Edward C. Allen, Skyler Ripplinger, Ted A. Martin, Duane C. Johnson, Doren Smith
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Patent number: 11539270Abstract: A resistor pack assembly including an anti-rotation housing. The anti-rotation housing includes a first surface, a second surface opposite the first surface, one or more anti-rotation lugs extending away from the first surface, and an internal cavity extending from the second surface into the anti-rotation housing towards the first surface. The resistor pack assembly also including a positive rail located at least partially within the internal cavity, a negative rail having an inner circular face and an outer circular face located radially outward from the inner circular face, and an insulator ring is interposed between the second surface of the anti-rotation housing and the outer circular face of the negative rail.Type: GrantFiled: March 13, 2020Date of Patent: December 27, 2022Assignee: HAMILTON SUNDSTRAND CORPORATIONInventors: Dhaval Patel, Andrew R. Wilkinson, Andrew P. Grosskopf, Edward C. Allen, Kyle S. Sirbasku, Duane C. Johnson
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Publication number: 20220341462Abstract: An input shaft includes an annular main shaft extending along a longitudinal axis with an internal bore configured for fluid flow through the annular main shaft. A generator spline is included on an exterior surface of a first end of the main shaft. A gearbox spline is included on an exterior surface of a second end of the main shaft opposite the first end. At least one orifice is defined through the main shaft from the internal bore to the exterior surface of the second end of the main shaft for flow of fluid from the internal bore to the exterior surface for cooling and lubrication.Type: ApplicationFiled: July 11, 2022Publication date: October 27, 2022Applicant: Hamilton Sundstrand CorporationInventors: Craig J. Wojcik, Ted A. Martin, Duane C. Johnson
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Publication number: 20220294314Abstract: An assembly comprises an AC (alternating current) housing connection block and a plurality of inserts seated in the AC housing connection block, wherein for each of the inserts, an interface between the insert and the housing is continuous. A method includes inserting a plurality of inserts into a mold; and molding an AC (alternating current) housing connection block.Type: ApplicationFiled: March 13, 2021Publication date: September 15, 2022Applicant: Hamilton Sundstrand CorporationInventors: Kyle S. Sirbasku, Dhaval Patel, Edward C. Allen, Mary Christelle Ann Calacal, Andrew R. Wilkinson, Duane C. Johnson, Yaser J. Isa
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Publication number: 20220293303Abstract: An assembly comprises a resistor support housing for a rotating rectifier assembly (RRA). A shaft bore is defined through the resistor support housing for passage of a shaft of an electrical machine. The resistor support housing defines a main annular body around the shaft bore. An end housing is mounted to one axial end of the resistor support housing. The end housing defines a portion of the shaft bore therethrough.Type: ApplicationFiled: March 13, 2021Publication date: September 15, 2022Applicant: Hamilton Sundstrand CorporationInventors: Kyle S. Sirbasku, Dhaval Patel, Andrew R. Wilkinson, Mary Christelle Ann Calacal, Yaser J. Isa, Edward C. Allen, Duane C. Johnson
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Publication number: 20220294316Abstract: An assembly comprises a resistor plate for a rotating rectifier assembly (RRA). A shaft bore is defined through the resistor plate for passage of a shaft of an electrical machine, and the resistor plate defines a main annular body around the shaft bore. A first protrusion extends radially outward from the main annular body, so that a first pin bore extends through the first protrusion. At least one contact band is seated in a the pin bore of the resistor plate for mounting a direct current (DC) pin to the resistor plate.Type: ApplicationFiled: March 13, 2021Publication date: September 15, 2022Applicant: Hamilton Sundstrand CorporationInventors: Kyle S. Sirbasku, Dhaval Patel, Andrew R. Wilkinson, Mary Christelle Ann Calacal, Yaser J. Isa, Edward C. Allen, Duane C. Johnson
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Publication number: 20220294315Abstract: An assembly comprises a mounting ring for a rotating rectifier assembly (RRA) having a pin bore defined in the mounting ring oriented in an axial direction and at least one contact band seated in a the pin bore of the mounting ring for mounting a direct current (DC) pin to the mounting ring. A method comprises forming a mounting ring for a rotating rectifier assembly (RRA), including forming a pin bore in the mounting ring oriented in an axial direction, and installing at least one contact band into a the pin bore of the mounting ring.Type: ApplicationFiled: March 13, 2021Publication date: September 15, 2022Applicant: Hamilton Sundstrand CorporationInventors: Kyle S. Sirbasku, Dhaval Patel, Andrew R. Wilkinson, Mary Christelle Ann Calacal, Yaser J. Isa, Edward C. Allen, Duane C. Johnson
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Patent number: 11396903Abstract: An input shaft includes an annular main shaft extending along a longitudinal axis with an internal bore configured for fluid flow through the annular main shaft. A generator spline is included on an exterior surface of a first end of the main shaft. A gearbox spline is included on an exterior surface of a second end of the main shaft opposite the first end. At least one orifice is defined through the main shaft from the internal bore to the exterior surface of the second end of the main shaft for flow of fluid from the internal bore to the exterior surface for cooling and lubrication.Type: GrantFiled: February 14, 2020Date of Patent: July 26, 2022Assignee: Hamilton Sundstrand CorporationInventors: Craig J. Wojcik, Ted A. Martin, Duane C. Johnson
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Patent number: 11387714Abstract: A rectifier assembly includes a terminal arranged along an assembly axis, a mounting ring axially offset from the terminal and seating a diode, a bus bar received within the mounting ring and electrically connecting the diode to the terminal through the bus bar, and a mounting ring. The mounting ring insulator receives the bus bar, is axially offset from the mounting ring, and contains an insert. The insert fixes the bus bar to the mounting ring insulator and compressively fixing the diode within the mounting ring. Generators and methods of making rectifier assemblies for generators are also described.Type: GrantFiled: February 14, 2020Date of Patent: July 12, 2022Assignee: HAMILTON SUNDSTRAND CORPORATIONInventors: Dhaval Patel, Andrew R. Wilkinson, Edward C. Allen, Duane C. Johnson, Kyle S. Sirbasku
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Patent number: 11349363Abstract: A lamination for use in an integrated drive generator is formed from a plurality of plates having a body including a pair of opposed cylindrical surfaces. Non-cylindrical ditches are defined circumferentially intermediate the pair of cylindrical surfaces. A plurality of passages are formed in an outer periphery of the cylindrical surfaces including relatively large holes extending through a slot to the outer periphery. Grooves are formed intermediate the relatively large holes.Type: GrantFiled: March 2, 2020Date of Patent: May 31, 2022Assignee: Hamilton Sundstrand CorporationInventors: Derek R. Hochstetler, Ted A. Martin, Duane C. Johnson, Glenn C. Lemmers, Jr.
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Publication number: 20220069486Abstract: A terminal assembly includes a terminal block of a dielectric material defining a plurality of bores therethrough. A respective terminal contact of an electrically conductive material is seated in each of the respective bores. The terminal contact defines a longitudinal axis therethrough with a terminal bore defined through the terminal contact along the longitudinal axis. A divider wall separates the terminal bore into a solder cup for a lead wire on an interior side of the terminal bore, and a lug receptacle on an exterior side of the terminal bore.Type: ApplicationFiled: October 14, 2021Publication date: March 3, 2022Applicant: Hamilton Sundstrand CorporationInventors: Dhaval Patel, Craig J. Wojcik, Edward C. Allen, Skyler Ripplinger, Ted A. Martin, Duane C. Johnson, Doren Smith
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Patent number: 11171429Abstract: A terminal assembly includes a terminal block of a dielectric material defining a plurality of bores therethrough. A respective terminal contact of an electrically conductive material is seated in each of the respective bores. The terminal contact defines a longitudinal axis therethrough with a terminal bore defined through the terminal contact along the longitudinal axis. A divider wall separates the terminal bore into a solder cup for a lead wire on an interior side of the terminal bore, and a lug receptacle on an exterior side of the terminal bore.Type: GrantFiled: January 7, 2020Date of Patent: November 9, 2021Assignee: Hamilton Sundstrand CorporationInventors: Dhaval Patel, Craig J. Wojcik, Edward C. Allen, Skyler Ripplinger, Ted A. Martin, Duane C. Johnson, Doren Smith
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Publication number: 20210288556Abstract: A resistor pack assembly including an anti-rotation housing. The anti-rotation housing includes a first surface, a second surface opposite the first surface, one or more anti-rotation lugs extending away from the first surface, and an internal cavity extending from the second surface into the anti-rotation housing towards the first surface. The resistor pack assembly also including a positive rail located at least partially within the internal cavity, a negative rail having an inner circular face and an outer circular face located radially outward from the inner circular face, and an insulator ring is interposed between the second surface of the anti-rotation housing and the outer circular face of the negative rail.Type: ApplicationFiled: March 13, 2020Publication date: September 16, 2021Inventors: Dhaval Patel, Andrew R. Wilkinson, Andrew P. Grosskopf, Edward C. Allen, Kyle S. Sirbasku, Duane C. Johnson
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Publication number: 20210254656Abstract: An input shaft includes an annular main shaft extending along a longitudinal axis with an internal bore configured for fluid flow through the annular main shaft. A generator spline is included on an exterior surface of a first end of the main shaft. A gearbox spline is included on an exterior surface of a second end of the main shaft opposite the first end. At least one orifice is defined through the main shaft from the internal bore to the exterior surface of the second end of the main shaft for flow of fluid from the internal bore to the exterior surface for cooling and lubrication.Type: ApplicationFiled: February 14, 2020Publication date: August 19, 2021Applicant: Hamilton Sundstrand CorporationInventors: Craig J. Wojcik, Ted A. Martin, Duane C. Johnson