Patents by Inventor Armando Amador
Armando Amador 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: 20240003266Abstract: A seal system has: a first member; a seal carried by the first member and having a seal face; and a second member rotatable relative to the first member about an axis. The second member has: a seat on a first piece of the second member, the seat having a seat face in sliding sealing engagement with the seal face; and a radially outwardly closed collection channel for collecting centrifuged oil; a second piece encircling and attached to the first piece and having a circumferential array of apertures; and cooperating with the first piece to define a plenum; and a flowpath from the collection channel passing radially outward axially spaced from the seat face to cool the seat face and passing axially away from the seat face in the plenum.Type: ApplicationFiled: September 11, 2023Publication date: January 4, 2024Applicant: RTX CorporationInventors: Nigel David Sawyers-Abbott, Armando Amador, Todd A. Davis
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Patent number: 11788628Abstract: A face seal assembly includes a seal carrier, a seal element supported by the seal carrier, a rotating seal plate interactive with the seal element to define a face seal, and a seal arrester configured to engage the seal carrier at a predetermined amount of wear of the seal element to stop wear of the seal element.Type: GrantFiled: September 26, 2022Date of Patent: October 17, 2023Assignee: RTX CorporationInventors: Andrew V. Schwendenmann, Armando Amador, Joseph B. Phelps, Sean McCutchan
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Patent number: 11753964Abstract: A seal system has: a first member; a seal carried by the first member and having a seal face; and a second member rotatable relative to the first member about an axis. The second member has: a seat on a first piece of the second member, the seat having a seat face in sliding sealing engagement with the seal face; and a radially outwardly closed collection channel for collecting centrifuged oil; a second piece encircling and attached to the first piece and having a circumferential array of apertures; and cooperating with the first piece to define a plenum; and a flowpath from the collection channel passing radially outward axially spaced from the seat face to cool the seat face and passing axially away from the seat face in the plenum.Type: GrantFiled: May 14, 2021Date of Patent: September 12, 2023Assignee: RTX CorporationInventors: Nigel David Sawyers-Abbott, Armando Amador, Todd A. Davis
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Publication number: 20230016992Abstract: A face seal assembly includes a seal carrier, a seal element supported by the seal carrier, a rotating seal plate interactive with the seal element to define a face seal, and a seal arrester configured to engage the seal carrier at a predetermined amount of wear of the seal element to stop wear of the seal element.Type: ApplicationFiled: September 26, 2022Publication date: January 19, 2023Inventors: Andrew V. Schwendenmann, Armando Amador, Joseph B. Phelps, Sean McCutchan
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Publication number: 20230012196Abstract: A method of directing traffic flow includes receiving, by a processor, navigation information from a vehicle in a multi-edge communication network, and receiving, by the processor, a status of an edge node traffic control device of the multi-edge communication network. The edge node traffic control device is configured to regulate traffic flow on a path segment. The method includes determining, by the processor, a navigation command based on the navigation information and the status, and outputting, by the processor, the navigation command to the vehicle through the multi-edge communication network.Type: ApplicationFiled: July 8, 2021Publication date: January 12, 2023Inventors: Lidia Alejandra Abundis Vargas, Luis Armando Amador Duran, Aidee Montserrat Pérez Reyes, Ignacio Alejandro Rodríguez Becerra
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Patent number: 11454324Abstract: A face seal assembly includes a seal carrier, a seal element supported by the seal carrier, a rotating seal plate interactive with the seal element to define a face seal, and a seal arrester configured to engage the seal carrier at a predetermined amount of wear of the seal element to stop wear of the seal element.Type: GrantFiled: August 26, 2020Date of Patent: September 27, 2022Assignee: RAYTHEON TECHNOLOGIES CORPORATIONInventors: Andrew V. Schwendenmann, Armando Amador, Joseph B. Phelps, Sean McCutchan
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Patent number: 11428323Abstract: A floating brush seal assembly includes a ring-shaped housing defining a radially inwardly open internal cavity; a brush seal in the cavity and having bristles extending radially inwardly and offset to seal against a rotating body; a radial spring positioned to exert a radial inwardly directed force against the brush seal relative to the housing; and an axial spring positioned to exert an axially directed force against the brush seal relative to the housing.Type: GrantFiled: April 16, 2019Date of Patent: August 30, 2022Assignee: Raytheon Technologies CorporationInventor: Armando Amador
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Patent number: 11306657Abstract: A gas turbine engine according to an exemplary aspect of the present disclosure includes, among other things, a shaft configured to rotate during operation of the gas turbine engine, and a squeeze film damper radially outside the shaft. The squeeze film damper includes a cavity including a film of lubricant axially between first and second cavity seals, and further includes a reservoir fluidly coupled to the cavity. A method is also disclosed.Type: GrantFiled: January 7, 2020Date of Patent: April 19, 2022Assignee: RAYTHEON TECHNOLOGIES CORPORATIONInventors: Armando Amador, Ernest Boratgis
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Publication number: 20220065116Abstract: An assembly of a gas turbine engine includes a first component, a second component disposed radially outboard of the first component. The second component includes one or more flange segments circumferentially spaced apart by one or more flange openings. Each flange segment includes a groove extending radially outwardly from a radially inboard surface of each flange segment between the first component and the second component. A retaining wire extends along each groove and is located radially between the first component and the second component to axially retain the second component to the first component. A radial cross-sectional size of the retaining wire is greater than a radial gap between the radially inboard surface of the second component and the first component.Type: ApplicationFiled: August 26, 2020Publication date: March 3, 2022Inventors: Armando Amador, Andrew V. Schwendenmann
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Publication number: 20220065121Abstract: A face seal assembly includes a seal carrier, a seal element supported by the seal carrier, a rotating seal plate interactive with the seal element to define a face seal, and a seal arrester configured to engage the seal carrier at a predetermined amount of wear of the seal element to stop wear of the seal element.Type: ApplicationFiled: August 26, 2020Publication date: March 3, 2022Inventors: Andrew V. Schwendenmann, Armando Amador, Joseph B. Phelps, Sean McCutchan
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Publication number: 20220049624Abstract: A seal system has: a first member; a seal carried by the first member and having a seal face; and a second member rotatable relative to the first member about an axis. The second member has: a seat on a first piece of the second member, the seat having a seat face in sliding sealing engagement with the seal face; and a radially outwardly closed collection channel for collecting centrifuged oil; a second piece encircling and attached to the first piece and having a circumferential array of apertures; and cooperating with the first piece to define a plenum; and a flowpath from the collection channel passing radially outward axially spaced from the seat face to cool the seat face and passing axially away from the seat face in the plenum.Type: ApplicationFiled: May 14, 2021Publication date: February 17, 2022Applicant: Raytheon Technologies CorporationInventors: Nigel David Sawyers-Abbott, Armando Amador, Todd A. Davis
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Patent number: 11236636Abstract: A seal system has: a first member; a seal carried by the first member and having a seal face; and a second member rotatable relative to the first member about an axis. The second member has: a seat, the seat having a seat face in sliding sealing engagement with the seal face; and a circumferential array of passageway legs. The second member further has an annular channel axially spaced from the seat face, the passageway legs connected to the annular channel.Type: GrantFiled: October 29, 2018Date of Patent: February 1, 2022Assignee: Raytheon Technologies CorporationInventors: Armando Amador, Todd A. Davis
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Patent number: 11199263Abstract: A contacting seal for a gas turbine engine include a seal element rotationally fixed relative to an axis of rotation, and a seal seat configured to rotate circumferentially about an axis of rotation and contact the seal element at an interface surface of the seal seat. The seal seat includes an interface component including a seat wall including the interface surface and a seat cavity surface opposite the interface surface, such that a wall thickness of the interface component is defined therebetween. A cover component is secured to the interface component, the cover component including a cover cavity surface. The seat cavity surface and the cover cavity surface define a cooling cavity therebetween configured such that a flow of fluid therethrough cools the interface component via contact between the coolant and the seat cavity surface.Type: GrantFiled: March 22, 2019Date of Patent: December 14, 2021Assignee: RAYTHEON TECHNOLOGIES CORPORATIONInventors: Armando Amador, Ernest Boratgis
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Publication number: 20210207532Abstract: A gas turbine engine according to an exemplary aspect of the present disclosure includes, among other things, a shaft configured to rotate during operation of the gas turbine engine, and a squeeze film damper radially outside the shaft. The squeeze film damper includes a cavity including a film of lubricant axially between first and second cavity seals, and further includes a reservoir fluidly coupled to the cavity. A method is also disclosed.Type: ApplicationFiled: January 7, 2020Publication date: July 8, 2021Inventors: Armando Amador, Ernest Boratgis
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Patent number: 11028717Abstract: A bearing assembly according to an example of the present disclosure includes, among other things, a bearing situated in a bearing compartment, a seal assembly that defines the bearing compartment, at least one deflector between the bearing and the seal assembly that is rotatable about an axis, and a coalescer at least partially extending about the at least one deflector to define a fluid passage. A method of sealing is also disclosed.Type: GrantFiled: June 26, 2017Date of Patent: June 8, 2021Assignee: RAYTHEON TECHNOLOGIES CORPORATIONInventors: Armando Amador, Nasr A. Shuaib, Martin J. Walsh, William G. Sheridan, Eric A. Grover
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Patent number: 10858955Abstract: A gas turbine engine includes a cover, a support, and a sealing member. The cover has a cover housing and a cover arm extending from the cover housing between a first arm end connected to the cover housing and a second arm end having a cover end surface. The support has a support body, a first support arm extending between a first support arm first end connected to the support body and a first support arm second end. The cover arm extends into the first support arm. The sealing member at least partially extends across a gap defined between the cover end surface and the first support arm.Type: GrantFiled: March 23, 2018Date of Patent: December 8, 2020Assignee: RAYTHEON TECHNOLOGIES CORPORATIONInventors: Julie J. Marquis, Armando Amador, David C. Kiely, Nasr A. Shuaib, Brian Stahl
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Publication number: 20200332899Abstract: A floating brush seal assembly includes a ring-shaped housing defining a radially inwardly open internal cavity; a brush seal in the cavity and having bristles extending radially inwardly and offset to seal against a rotating body; a radial spring positioned to exert a radial inwardly directed force against the brush seal relative to the housing; and an axial spring positioned to exert an axially directed force against the brush seal relative to the housing.Type: ApplicationFiled: April 16, 2019Publication date: October 22, 2020Applicant: United Technologies CorporationInventor: Armando Amador
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Publication number: 20200300365Abstract: A contacting seal for a gas turbine engine include a seal element rotationally fixed relative to an axis of rotation, and a seal seat configured to rotate circumferentially about an axis of rotation and contact the seal element at an interface surface of the seal seat. The seal seat includes an interface component including a seat wall including the interface surface and a seat cavity surface opposite the interface surface, such that a wall thickness of the interface component is defined therebetween. A cover component is secured to the interface component, the cover component including a cover cavity surface. The seat cavity surface and the cover cavity surface define a cooling cavity therebetween configured such that a flow of fluid therethrough cools the interface component via contact between the coolant and the seat cavity surface.Type: ApplicationFiled: March 22, 2019Publication date: September 24, 2020Inventors: Armando Amador, Ernest Boratgis
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Patent number: 10767510Abstract: A seal seat includes an annular body and an extension. The annular body is disposed about a centerline axis. The extension is connected to and extends radially outward from the annular body. The extension includes first, second, and third portions. The first portion is connected to the annular body and is defined by axially opposed upstream and downstream wall faces. The first portion includes a fin connected to the upstream wall face. The second portion is connected to the first portion and extends substantially parallel to the annular body. The third portion is connected to the second portion and extends substantially parallel to the second portion.Type: GrantFiled: February 6, 2019Date of Patent: September 8, 2020Assignee: United Technologies CorporationInventors: Armando Amador, Todd A. Davis, Jorn Axel Glahn
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Patent number: 10767867Abstract: A bearing support may include a central shaft, a flange shaft, and a tube boss. The central shaft may include a central longitudinal axis extending between a first end and a second end of the bearing support. The flange shaft may extend radially outward of the central shaft at an acute angle, relative to the central longitudinal axis from the first end to the second end, and the flange shaft may include a rim defining an aperture. The tube boss extends from the central shaft radially outward through the aperture, according to various embodiments. An annular channel may be between the rim and the tube boss.Type: GrantFiled: March 21, 2018Date of Patent: September 8, 2020Assignee: RAYTHEON TECHNOLOGIES CORPORATIONInventors: Todd A. Davis, Christopher M. Valva, Daniel Rosen, Armando Amador, Aneil S. Hegde, Ramin M. Rafatpanah