Patents by Inventor Michael Doe
Michael Doe 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: 20200318913Abstract: A heat exchanger includes a core having a nonrectangular cross-sectional area, a plurality of cold flow layers centered about a centerline with each of the plurality of cold flow layers separated by corresponding walls. The heat exchanger also includes a plurality of hot flow tubes corresponding to each of the plurality of cold flow layers.Type: ApplicationFiled: April 8, 2019Publication date: October 8, 2020Inventors: Gabriel Ruiz, Feng Feng, Ahmet T. Becene, Michele Hu, Michael Maynard, Michael Doe
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Publication number: 20200318910Abstract: A heat exchanger system is disclosed herein that extends between a first component and a second component. The heat exchanger system includes a hot flow path configured to convey hot fluid between the first component and the second component, a cool flow path configured to convey cool fluid, and a heat exchanger located between the first component and the second component along the hot flow path and the cool flow path. The heat exchanger includes at least one curve to accommodate the hot flow path and is configured to reduce the temperature of the hot fluid by allowing the transfer of thermal energy from the hot fluid to the cool fluid.Type: ApplicationFiled: April 8, 2019Publication date: October 8, 2020Inventors: Gabriel Ruiz, Michael Maynard, Michael Doe, Michele Hu, Ahmet T. Becene, Feng Feng
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Publication number: 20200284518Abstract: A heat exchanger includes a first fluid manifold extending along a first fluid axis from a first fluid inlet to a first fluid outlet. The first fluid manifold comprises a inlet header, a outlet header, and a multi-helical core section. The inlet header is disposed to fork the first fluid inlet into a plurality of first fluid branches distributed laterally across a plane normal to the first fluid axis. The outlet header is disposed to combine the plurality of first fluid branches into the first fluid outlet. The multi-helical core section fluidly connects the inlet header to the outlet header via a plurality of laterally distributed helical tubes, each helical tube corresponding to one of the plurality of first fluid branches and oriented parallel to all others of the plurality of helical tubes at each axial location along the first fluid axis.Type: ApplicationFiled: December 11, 2019Publication date: September 10, 2020Inventors: Ahmet T. Becene, Gabriel Ruiz, Feng Feng, Michael Maynard, Michael Doe, Michele Hu, Ephraim Joseph
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Publication number: 20200284532Abstract: A heat exchanger header for receiving a first fluid includes a tubular primary fluid channel oriented along a first axis and having a first cross-sectional area. A first branched region adjacent to the primary fluid channel fluidly connects to a plurality of tubular secondary fluid channels, each having a second cross-sectional area, and a second branched region adjacent to each of the secondary fluid channels fluidly connects to a plurality of tubular tertiary fluid channels, each having a third cross-sectional area. The second cross-sectional area is greater than the third cross-sectional area.Type: ApplicationFiled: December 11, 2019Publication date: September 10, 2020Inventors: Ahmet T. Becene, Gabriel Ruiz, Feng Feng, Michael Maynard, Michael Doe, Michele Hu, Ephraim Joseph
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Publication number: 20200284531Abstract: A heat exchanger includes a first flow circuit structure having at least a first portion defined by a plurality of conduits and a second flow circuit structure having at least a second portion disposed at the first portion such that walls of the second portion are disposed between the conduits and are free to move relative to the conduits. Fluid flowing through the first flow circuit structure is fluidically isolated from fluid flowing through the second flow circuit structure.Type: ApplicationFiled: December 11, 2019Publication date: September 10, 2020Inventors: Michael Maynard, Ahmet T. Becene, Michele Hu, Feng Feng, Michael Doe, Gabriel Ruiz, Ephraim Joseph
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Publication number: 20200284517Abstract: A heat exchanger includes a first fluid manifold extending along a first fluid axis from a first fluid inlet to a first fluid outlet. The first fluid manifold includes a first fluid inlet header, a first fluid outlet header, and a nested helical core section. The first fluid inlet header is disposed to fork the first fluid inlet into a plurality of first fluid branches distributed circumferentially and radially about the first fluid axis. The first fluid outlet header is disposed to combine the plurality of first fluid branches into the first fluid outlet. The nested helical core section fluidly connects the first fluid inlet header to the first fluid outlet header via a plurality of nested helical tubes, and includes radially inner and outer groups of circumferentially distributed helical tubes.Type: ApplicationFiled: December 11, 2019Publication date: September 10, 2020Inventors: Ahmet T. Becene, Gabriel Ruiz, Feng Feng, Michael Maynard, Michael Doe, Michele Hu, Ephraim Joseph
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Publication number: 20200284516Abstract: A core arrangement for a heat exchanger includes a plurality of inlets arranged around an axis, a plurality of outlets arranged around the axis, and a plurality of bowed conduits arranged around the axis. The bowed conduits are structurally independent, connect the plurality of inlets to the plurality of outlets, bow outward from the axis between the plurality of inlets and the plurality of outlets, and provide thermal compliance to the core.Type: ApplicationFiled: December 11, 2019Publication date: September 10, 2020Inventors: Ahmet T. Becene, Michele Hu, Feng Feng, Michael Maynard, Michael Doe, Gabriel Ruiz, Ephraim Joseph
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Publication number: 20200284519Abstract: A heat exchanger includes a first fluid manifold extending along a first fluid axis from a first fluid inlet to a first fluid outlet. The first fluid manifold includes first fluid inlet and outlet headers, and a helical core section. The inlet header is disposed to branch the first fluid inlet into a plurality of first fluid branches, and the outlet header is disposed to combine the plurality of first fluid branches into the first fluid outlet. The core section fluidly connects the inlet header to the outlet header via a plurality of helical tubes, such that each helical tube corresponds to one of the plurality of first fluid branches.Type: ApplicationFiled: December 11, 2019Publication date: September 10, 2020Inventors: Ahmet T. Becene, Gabriel Ruiz, Feng Feng, Michael Maynard, Michael Doe, Michele Hu, Ephraim Joseph
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Publication number: 20200263928Abstract: A core arrangement for a heat exchanger includes a first core layer disposed along a first plane and having an inlet and outlet oriented along a first axis within the first plane and a first core stage disposed in fluid communication between the inlet and the outlet. The first core stage includes a first upstream fluid intersection downstream of and adjacent the inlet and having a first inlet continuation and a first bifurcation. The first core stage further includes a first downstream fluid intersection upstream of and adjacent the outlet and having a first outlet continuation and a first recombination. A plurality of first core tubes fluidly connect the first bifurcation to the first recombination. The first core layer further includes a second core stage disposed in fluid communication between the first inlet continuation and the first outlet continuation.Type: ApplicationFiled: December 11, 2019Publication date: August 20, 2020Inventors: Ephraim Joseph, Michael Maynard, Michael Doe, Michele Hu, Feng Feng, Ahmet T. Becene, Gabriel Ruiz
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Publication number: 20200141663Abstract: A core arrangement for a heat exchanger includes a first core layer. The first core layer includes first upstream and downstream ends, first and second parting sheets parallel to one another, and a plurality of adjacent fins disposed between the first and second parting sheets. Each of the plurality of fins extends from a surface of the first parting sheet to a surface of the second parting sheet, and longitudinally between the first upstream end and the first downstream end. The plurality of fins are further laterally arranged to define a plurality of first fluid passages. Each of a subset of the plurality of fins includes an internal slot positioned away from the first upstream end and the first downstream end.Type: ApplicationFiled: November 5, 2018Publication date: May 7, 2020Inventors: Gabriel Ruiz, Thomas James Killen, Daniel Bleeker, Michael Doe, Anthony DeLugan, James Streeter
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Publication number: 20200018559Abstract: A heat exchanger includes a plurality of first and second fluid passages. The first fluid passages are defined by a pair of opposing first fluid passage walls and a plurality of first fluid diverters disposed between the first fluid passages walls. The second fluid passages are defined by a pair of opposing second fluid passage walls and a plurality of second fluid diverters disposed between the second fluid passage walls. The second fluid diverters include a body portion and a leading edge portion. The first fluid passage walls form a first fluid leading edge that extends upstream of the leading edge portion of the second fluid diverters. The second fluid passages extend in a direction perpendicular to the direction of the first fluid passages.Type: ApplicationFiled: September 11, 2019Publication date: January 16, 2020Inventors: Michael Zager, Michael Doe
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Patent number: 10451360Abstract: A heat exchanger includes a plurality of first and second fluid passages. The first fluid passages are defined by a pair of opposing first fluid passage walls and a plurality of first fluid diverters disposed between the first fluid passages walls. The second fluid passages are defined by a pair of opposing second fluid passage walls and a plurality of second fluid diverters disposed between the second fluid passage walls. The second fluid diverters include a body portion and a leading edge portion. The first fluid passage walls form a first fluid leading edge that extends upstream of the leading edge portion of the second fluid diverters. The second fluid passages extend in a direction perpendicular to the direction of the first fluid passages.Type: GrantFiled: October 24, 2016Date of Patent: October 22, 2019Assignee: Hamilton Sundstrand CorporationInventors: Michael Zager, Michael Doe
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Patent number: 10309730Abstract: A heat exchanger tube assembly includes a tube. The tube includes a first end, a second end disposed opposite from the first end, an outer surface, and an inner surface defining an interior space. A plurality of channels are formed within the interior space. A first sleeve is fixed to the outer surface of the tube near the first end and a second sleeve fixed to the outer surface of the tube near the second end.Type: GrantFiled: June 16, 2015Date of Patent: June 4, 2019Assignee: Hamilton Sundstrand CorporationInventors: Matthew William Miller, Anthony DeLugan, Michael Doe, Jr.
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Patent number: 10203159Abstract: A heat exchanger assembly includes a plurality of first and second fluid passages defined by a pair of opposing first fluid passage walls and a plurality of first fluid diverters disposed between the first fluid passages walls. The second fluid passages are defined by a pair of opposing second fluid passage walls and a plurality of second fluid diverters disposed between the second fluid passage walls. An ejector is integrated into the heat exchanger assembly. The ejector includes: an integral ejector passage, wherein the integral ejector passage is a first fluid passage; a primary inlet configured to receive a hot fluid; an outlet nozzle configured to eject the hot fluid; a secondary inlet configured to receive a cold fluid, wherein the secondary inlet is in fluid communication with a second fluid passage; and a mixing section in fluid communication with the outlet nozzle and the secondary inlet.Type: GrantFiled: October 24, 2016Date of Patent: February 12, 2019Assignee: Hamilton Sundstrand CorporationInventors: Michael Zager, Roberto J. Perez, Michael Doe
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Publication number: 20190003788Abstract: A method of forming an integral drain for a heat exchanger is provided. The method includes forming a plurality of passage walls to define a plurality of passages with an additive manufacturing process, each of the passage walls having a non-linear portion. The method also includes integrally forming a drain wall with at least one of the passage walls with the additive manufacturing process to define a drain for each of the plurality of passages, the drain wall located proximate the non-linear portion of each of the plurality of passage walls.Type: ApplicationFiled: August 22, 2018Publication date: January 3, 2019Inventors: Michael Zager, Michael Doe
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Patent number: 10168114Abstract: An integral drain assembly for a heat exchanger includes a plurality of passage walls defining a plurality of passages, each of the passage walls having a non-linear portion. Also included is a drain wall integrally formed with at least one of the passage walls to define a drain for each of the plurality of passages, the drain wall located proximate the non-linear portion of each of the plurality of passage walls.Type: GrantFiled: August 30, 2016Date of Patent: January 1, 2019Assignee: HAMILTON SUNDSTRAND CORPORATIONInventors: Michael Zager, Michael Doe
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Patent number: 10160545Abstract: A heat exchanger to exchange heat between a ram air flow and a liquid flow includes a plurality of ram air layers that direct air, wherein each ram air layer is a single pass layer including a plurality of ram air fins in fluid communication with the ram air flow, and a plurality of liquid pass layers, wherein each liquid pass layer is a five pass layer including a plurality of liquid pass fins in fluid communication with the liquid flow, and each of the plurality of liquid pass layers is disposed adjacent to at least one ram air layer of the plurality of ram air layers.Type: GrantFiled: October 19, 2015Date of Patent: December 25, 2018Assignee: HAMILTON SUNDSTRAND CORPORATIONInventors: Anthony DeLugan, Michael Doe
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Publication number: 20180292140Abstract: A heat exchanger assembly includes a manifold having a first side plate, a second side plate disposed opposite the first side plate, a first face plate, a second face plate disposed opposite the first face plate, a base plate, and a plurality of cooling elements. The first face plate and the second face plate each extend between the first side plate, the second side plate, and the base plate. The base plate extends between proximal ends of the first side plate, the second side plate, the first face plate, and the second face plate. The plurality of cooling elements extends between the first face plate and the second face plate.Type: ApplicationFiled: April 10, 2017Publication date: October 11, 2018Inventors: Luke J. Mayo, Michael Doe
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Publication number: 20180112921Abstract: A heat exchanger assembly includes a plurality of first and second fluid passages defined by a pair of opposing first fluid passage walls and a plurality of first fluid diverters disposed between the first fluid passages walls. The second fluid passages are defined by a pair of opposing second fluid passage walls and a plurality of second fluid diverters disposed between the second fluid passage walls. An ejector is integrated into the heat exchanger assembly. The ejector includes: an integral ejector passage, wherein the integral ejector passage is a first fluid passage; a primary inlet configured to receive a hot fluid; an outlet nozzle configured to eject the hot fluid; a secondary inlet configured to receive a cold fluid, wherein the secondary inlet is in fluid communication with a second fluid passage; and a mixing section in fluid communication with the outlet nozzle and the secondary inlet.Type: ApplicationFiled: October 24, 2016Publication date: April 26, 2018Inventors: Michael Zager, Roberto J. Perez, Michael Doe
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Publication number: 20180112934Abstract: A heat exchanger includes a plurality of first and second fluid passages. The first fluid passages are defined by a pair of opposing first fluid passage walls and a plurality of first fluid diverters disposed between the first fluid passages walls. The second fluid passages are defined by a pair of opposing second fluid passage walls and a plurality of second fluid diverters disposed between the second fluid passage walls. The second fluid diverters include a body portion and a leading edge portion. The first fluid passage walls form a first fluid leading edge that extends upstream of the leading edge portion of the second fluid diverters. The second fluid passages extend in a direction perpendicular to the direction of the first fluid passages.Type: ApplicationFiled: October 24, 2016Publication date: April 26, 2018Inventors: Michael Zager, Michael Doe