Patents by Inventor John Harner
John Harner 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).
-
Patent number: 12467371Abstract: Disclosed herein is a blade for a turbine comprising a blade cover; a blade body; and a layer of adhesive disposed between the blade cover and the blade body; where the layer of adhesive comprises a first adhesive region and a second adhesive region; where the first adhesive region comprises an adhesive that is chemically different from an adhesive used in the second adhesive region.Type: GrantFiled: September 23, 2024Date of Patent: November 11, 2025Assignee: RTX CORPORATIONInventors: Xiaomei Fang, John Harner, David J. Mathiau, Jr., William R. Graves, James O. Hansen
-
Patent number: 12384139Abstract: A method for preparing an abradable panel for a rub strip of a fan case of a gas turbine engine includes forming an abradable material into a plurality of panels each comprising an abradable structure; curing the abradable material in the plurality of panels; and installing the plurality of panels into the fan case. The panels can be cured and assembled into a fully assembled rubstrip, and then the assembled rubstrip can be installed into the fan case.Type: GrantFiled: October 28, 2022Date of Patent: August 12, 2025Assignee: RTX CorporationInventors: Kerry E. Muenchow, Georgios S. Zafiris, John Harner, Raymond P. Martina, Jr., Imad Hanhan, Darin S. Lussier, Mark W. Costa, Michael R. LaFavor, Scott A. Smith
-
Publication number: 20250012196Abstract: Disclosed herein is a blade for a turbine comprising a blade cover; a blade body; and a layer of adhesive disposed between the blade cover and the blade body; where the layer of adhesive comprises a first adhesive region and a second adhesive region; where the first adhesive region comprises an adhesive that is chemically different from an adhesive used in the second adhesive region.Type: ApplicationFiled: September 23, 2024Publication date: January 9, 2025Inventors: Xiaomei Fang, John Harner, David J. Mathiau, JR., William R. Graves, James O. Hansen
-
Patent number: 12163434Abstract: A thermally conductive lightweight elastomeric seal including a stator substrate having an external surface; a casing coupled to the external surface, the casing including radial walls extending orthogonal radially from the external surface; an abradable material disposed within the casing, the abradable material comprises an elastomer material with imbedded metal-coated hollow microspheres, wherein the abradable material comprises a density of 0.5 to 0.6 grams/cubic centimeter; the abradable material and the casing being coupled together.Type: GrantFiled: June 28, 2023Date of Patent: December 10, 2024Assignee: RTX CorporationInventors: John Harner, Robert Kruzel
-
Publication number: 20240344461Abstract: Disclosed herein is a blade for a turbine comprising a blade cover; a blade body; and a layer of adhesive disposed between the blade cover and the blade body; where the layer of adhesive comprises a first adhesive region and a second adhesive region; where the first adhesive region comprises an adhesive that is chemically different from an adhesive used in the second adhesive region.Type: ApplicationFiled: April 12, 2023Publication date: October 17, 2024Inventors: Xiaomei Fang, John Harner, David J. Mathiau, JR., William R. Graves, James O. Hansen
-
Patent number: 12098653Abstract: Disclosed herein is a blade for a turbine comprising a blade cover; a blade body; and a layer of adhesive disposed between the blade cover and the blade body; where the layer of adhesive comprises a first adhesive region and a second adhesive region; where the first adhesive region comprises an adhesive that is chemically different from an adhesive used in the second adhesive region.Type: GrantFiled: April 12, 2023Date of Patent: September 24, 2024Assignee: RTX CORPORATIONInventors: Xiaomei Fang, John Harner, David J. Mathiau, Jr., William R. Graves, James O. Hansen
-
Patent number: 12025147Abstract: A drench system includes a rotating mount to rotate a workpiece, a showerhead to dispense a fluid onto the workpiece; and a tray to collect the fluid and recirculate the fluid to the shower. A method of repairing or remanufacturing a coating includes abrading a surface to at least partially remove a portion of a coating to leave an abraded surface; applying a sol-gel over the abraded surface; applying a corrosion resistant primer onto the sol-gel; and applying an erosion coating onto the corrosion resistant primer.Type: GrantFiled: October 14, 2022Date of Patent: July 2, 2024Assignee: RTX CorporationInventors: John Harner, John D. Riehl, Gary A. Wigell, Michael A. Morden, Brandon A. Gates
-
Publication number: 20240140083Abstract: A method for preparing an abradable panel for a rub strip of a fan case of a gas turbine engine includes forming an abradable material into a plurality of panels each comprising an abradable structure; curing the abradable material in the plurality of panels; and installing the plurality of panels into the fan case. The panels can be cured and assembled into a fully assembled rubstrip, and then the assembled rubstrip can be installed into the fan case.Type: ApplicationFiled: October 28, 2022Publication date: May 2, 2024Applicant: Raytheon Technologies CorporationInventors: Kerry E. Muenchow, Georgios S. Zafiris, John Harner, Raymond P. Martina, Jr., Imad Hanhan, Darin S. Lussier, Mark W. Costa, Michael R. LaFavor, Scott A. Smith
-
Patent number: 11939871Abstract: An abradable material for a rub strip of a gas turbine engine component includes a polymer matrix, and an organic or inorganic filler distributed through the matrix, wherein the abradable material has a compression spring rate profile including: less than 50,000 lb/in at ?65° F., less than 35,000 lb/in at room temperature, and less than 35,000 lb/in at 200° F.Type: GrantFiled: October 28, 2022Date of Patent: March 26, 2024Assignee: RTX CorporationInventors: Kerry E. Muenchow, Georgios S. Zafiris, Raymond P. Martina, Jr., John Harner, Imad Hanhan, Darin S. Lussier, Scott A. Smith, Mark W. Costa, Michael R. LaFavor
-
Publication number: 20230392504Abstract: A hollow fan blade comprises a sheath, an airfoil and a cover. The sheath forms a pressure side wall and has an exterior surface. The airfoil forms a suction side wall and has an exterior surface. There are a plurality of ribs extending between the pressure side wall and the suction side wall, where the plurality of ribs partition the hollow airfoil into one or more cavities. The cover is disposed in the one or more cavities to protect the plurality of ribs. The cavities are filled with a polymeric foam.Type: ApplicationFiled: June 3, 2022Publication date: December 7, 2023Inventors: Kerry Lynn Davis-Amendola, John Harner, David J. Mathiau, Jr.
-
Patent number: 11661855Abstract: A hybrid abradable seal including a stator substrate having an external surface; a casing coupled to the external surface, the casing including radial walls extending radially from the external surface; an abradable material disposed within the casing; the abradable material and the casing being coupled together and configured to resist a deflection responsive to engine gas loads.Type: GrantFiled: October 25, 2021Date of Patent: May 30, 2023Assignee: Raytheon Technologies CorporationInventors: John Harner, Kerry Lynn Davis, David J. Mathiau
-
Publication number: 20230131676Abstract: A hybrid abradable seal including a stator substrate having an external surface; a casing coupled to the external surface, the casing including radial walls extending radially from the external surface; an abradable material disposed within the casing; the abradable material and the casing being coupled together and configured to resist a deflection responsive to engine gas loads.Type: ApplicationFiled: October 25, 2021Publication date: April 27, 2023Applicant: Raytheon Technologies CorporationInventors: John Harner, Kerry Lynn Davis, David J. Mathiau
-
Publication number: 20230105504Abstract: A drench system includes a rotating mount to rotate a workpiece, a showerhead to dispense a fluid onto the workpiece; and a tray to collect the fluid and recirculate the fluid to the shower. A method of repairing or remanufacturing a coating includes abrading a surface to at least partially remove a portion of a coating to leave an abraded surface; applying a sol-gel over the abraded surface; applying a corrosion resistant primer onto the sol-gel; and applying an erosion coating onto the corrosion resistant primer.Type: ApplicationFiled: October 14, 2022Publication date: April 6, 2023Applicant: Raytheon Technologies CorporationInventors: John Harner, John D. Riehl, Gary A. Wigell, Michael A. Morden, Brandon A. Gates
-
Patent number: 11260421Abstract: A method of repairing an erosion coating coupled to a substrate, wherein the coating comprises an anodization layer on the substrate, a bond primer layer on the anodization layer, a corrosion-resistant primer on the bond primer, and an erosion coating on the corrosion-resistant primer. The method comprises abrading an erosion coating; abrading a corrosion-resistant primer; creating an abraded surface comprising a bond primer over an anodization layer coupled to the substrate, applying a sol-gel adhesion promoter layer to said abraded surface; applying a corrosion-resistant layer over the sol-gel adhesion promoter layer; and applying an erosion coating layer over the corrosion-resistant layer.Type: GrantFiled: July 21, 2017Date of Patent: March 1, 2022Assignee: Raytheon Technologies CorporationInventors: John Harner, John D. Riehl, William Bogue, Gary A. Wigell
-
Patent number: 11097831Abstract: A nosecone assembly having an axially extending centerline is provided. The assembly includes a nosecone body and at least one access panel. The nosecone body has at least one wall that defines an interior cavity. The wall has an interior surface contiguous with the interior cavity, and at least one window aperture extending through the wall. The access panel has first and second face surfaces. The access panel is attached to the wall interior surface within an attachment region that includes first and second attachment region portions partially contiguous with one another. The first and second attachment region portions define an interior unattached region, and the interior unattached region is aligned with the window aperture.Type: GrantFiled: July 5, 2019Date of Patent: August 24, 2021Assignee: Raytheon Technologies CorporationInventors: John Harner, James J. McPhail
-
Patent number: 11085323Abstract: A tool for a slot in a gas turbine engine, according to an example of the present disclosure, includes a head configured to be received in the slot, a first pad removably bonded to the head with an adhesive, and a second pad removably bonded to the head with an adhesive and disposed opposite from the first pad.Type: GrantFiled: September 5, 2018Date of Patent: August 10, 2021Assignee: Raytheon Technologies CorporationInventors: John Harner, Nathan C. Campagna
-
Patent number: 11041810Abstract: A method of detecting a presence, location, quality, thickness or cure extent of an organopolysiloxane includes applying an organopolysiloxane on a component, which includes a hydrochromic pigment. The method includes exciting the hydrochromic pigment with a light source and measuring the emissions of the hydrochromic pigment.Type: GrantFiled: June 7, 2019Date of Patent: June 22, 2021Assignee: Raytheon Technologies CorporationInventors: Katharine Oleske, John Harner
-
Publication number: 20200386686Abstract: A method of detecting a presence, location, quality, thickness or cure extent of an organopolysiloxane includes applying an organopolysiloxane on a component, which includes a hydrochromic pigment. The method includes exciting the hydrochromic pigment with a light source and measuring the emissions of the hydrochromic pigment.Type: ApplicationFiled: June 7, 2019Publication date: December 10, 2020Inventors: Katharine Oleske, John Harner
-
Patent number: 10828667Abstract: A method of repairing a defectively manufactured multi-layer component having a substrate material and a primer layer includes applying, to the primer layer, a solvent that causes the primer layer to swell to form a swelled primer layer. The method also includes abrading away the swelled primer layer from the multi-layer component and rebuilding the multi-layer component by forming a new primer layer on the substrate material.Type: GrantFiled: June 7, 2019Date of Patent: November 10, 2020Assignee: United Technologies CorporationInventors: John Harner, Danielle E. Jencks
-
Publication number: 20200072077Abstract: A tool for a slot in a gas turbine engine, according to an example of the present disclosure, includes a head configured to be received in the slot, a first pad removably bonded to the head with an adhesive, and a second pad removably bonded to the head with an adhesive and disposed opposite from the first pad.Type: ApplicationFiled: September 5, 2018Publication date: March 5, 2020Inventors: John Harner, Nathan C. Campagna