6179 patents
Page 9 of 309
Utility
Turbine engine with a rotor seal assembly
21 Nov 23
A turbine engine comprising an engine core having at least a compressor section, a combustor section, and a turbine section in axial flow arrangement defining an axial direction and an engine centerline.
Steven Douglas Johnson, Kevin Randall McManus, Rahul Anil Bidkar
Filed: 4 Jun 21
Utility
Duct failure detection in a turbine engine
21 Nov 23
A turbine engine includes a pressurized fluid source, a duct system comprising a plurality of ducts in fluid communication with the pressurized fluid source, and a duct failure detection system.
Mehmet Cem Apaydin, Craig Alan Gonyou, Scott Alan Schimmels, Christopher Michael Thompson
Filed: 21 Jun 22
Utility
Turbine containment system
21 Nov 23
A turbine containment system is provided.
Veeraraju Vanapalli, Bhaskar Nanda Mondal, Apostolos Pavlos Karafillis, Kenneth E. Seitzer
Filed: 27 Apr 21
Utility
Turbine blades including aero-brake features and methods for using the same
21 Nov 23
A turbine blade including an airfoil portion extending between a leading edge and a trailing edge, a base portion positioned below the airfoil portion, the base portion including an outwardly-extending wing positioned below the airfoil portion, and an aero-brake feature positioned between the outwardly-extending wing and the airfoil portion and extending outward from the base portion, where the aero-brake feature is structurally configured to disrupt axial airflow across the turbine blade.
Massimiliano Airaudo, Paolo Calza, Francesco Bertini, Matteo Renato Usseglio, Cristian Lizzer, Ernesto Sozio, Matteo Furfaro, Marco Thiene
Filed: 29 Jul 21
Utility
Turbine blade tip shroud with axially offset cutter teeth, and related surface profiles and method
21 Nov 23
A turbine blade tip shroud has a first cutter tooth extending from a tip rail from one of the upstream side and the downstream side of the tip rail and adjacent the leading edge of the body.
Srinivasa Govardhan Jayana, Richard Ryan Pilson, William Scott Zemitis
Filed: 10 Mar 22
Utility
Inducer seal with integrated inducer slots
21 Nov 23
The present application provides an inducer seal configured to provide a flow of air to a rotor shaft within a turbine of a gas turbine engine.
Christopher P. Cox, Lucas Wedmore
Filed: 31 Jan 22
Utility
Methods of control for management of hot fuel
21 Nov 23
A gas turbine engine fuel supply system can include a fuel delivery system, a thermal management system, a fuel manifold, and one or more sensors that identify one or more fuel parameters.
Brandon W. Miller, Robert Jon McQuiston, Stefan Joseph Cafaro, Eric Richard Westervelt, Michael A. Benjamin, Joel M. Haynes, Hejie Li
Filed: 17 Jun 21
Utility
Bowed-rotor mitigation system for a gas turbine
21 Nov 23
A gas turbine engine includes a compressor rotor shaft assembly, an accessory gearbox, and a bowed-rotor mitigation drive device drivingly coupled with the accessory gearbox.
Ravindra Shankar Ganiger, Kudum Shinde, Surender Reddy Bhavanam, Weize Kang
Filed: 29 Jul 22
Utility
Leak detection system and method
21 Nov 23
A leak detection system is provided with a first window configured to mount at a first opening in a first wall portion in an enclosure (e.g., for a gas turbine engine or other equipment in a power plant).
Valery Ivanovich Ponyavin, Miguel Angel Mendoza, Srinivas Avishetti, Rajesh Reddy Konatham
Filed: 17 Mar 21
Utility
Erythrocyte aggregation and leukocyte isolation
21 Nov 23
A device and/or methodology are described that include a mechanism for separating erythrocytes from other constituents of blood and for purifying leukocytes from blood.
Jessica Godin Karp, Xiaohui Chen, Kashan Ali Shaikh, Mengli Wang, Ralf Lenigk, Christine Lynne Surrette
Filed: 7 Dec 20
Utility
Passive inductive proximity sensor array signal processing circuit
21 Nov 23
A proximity sensor comprises a reference inductor, a first set of sensor inductors, a first set of comparators, each comparator of the first set of comparators corresponding to one of the sensor inductors of the first set of sensor inductors, and an alternating current voltage source to output a sinusoidal voltage to the reference inductor and each of the sensor inductors.
Eric J. Hoekstra
Filed: 22 Jul 21
Utility
Methods for casting a component having a readily removable casting core
14 Nov 23
A method is provided for casting a component.
Douglas Gerard Konitzer, Brian David Przeslawski, Xi Yang, Meredith Elissa Dubelman
Filed: 14 Sep 20
Utility
Method for making an integrated core-shell structure
14 Nov 23
Partial integrated core-shell investment casting molds that can be assembled into complete molds are provided herein.
James Herbert Deines, Brian David Przeslawski, Michael John McCarren, Gregory Terrence Garay, Douglas Gerard Konitzer, Mark Willard Marusko, Xi Yang, Brian Patrick Peterson
Filed: 27 May 22
Utility
Repair of gas turbine diaphragm
14 Nov 23
A turbomachine diaphragm including a sealing section having a first end portion that extends to a second end portion through an intermediate portion; and at least one rail member including a first end section that extends from the first end portion of the sealing section to a second end section through an intermediate section having an inner surface section and an outer surface section, the second end section including multiple weld passes disposed on opposed sides of the second end section for mitigation of thermal tensions on the diaphragm, the multiple weld passes forming a cladding welded to the diaphragm, wherein the cladding includes a stainless austenitic steel.
Andrzej Marcin Ostrowski, Krzysztof Dynak, Michal Kowalczyk, Marek Miekus, Piotr Jerzy Steckowicz, Tomasz Michal Szewczyk
Filed: 15 Sep 21
Utility
Additive manufacturing systems and methods of pretreating and additively printing on workpieces
14 Nov 23
A method of additively printing an extension segment on a workpiece includes pretreating a workpiece-interface of the workpiece using an energy beam emitted from an energy beam source of an additive manufacturing machine, providing a pretreated workpiece-interface having received a pretreatment, with the pretreatment remediating an aberrant feature of the workpiece and/or the workpiece-interface.
Jinjie Shi, Richard Roy Worthing, Jr., Hongqing Sun
Filed: 16 Mar 22
Utility
Control systems and methods for additive manufacturing
14 Nov 23
An additive manufacturing apparatus includes a first print module includes a first stage configured to hold a first component and a first radiant energy device.
Christopher David Barnhill, Robert Edgar Estes, William Joseph Steele, Trent William Muhlenkamp, Zhen Liu, John Thomas Sterle, Victor Wayne Fulton
Filed: 9 Aug 22
Utility
Tool for optimal part consolidation selection for additive manufacturing
14 Nov 23
A method, medium, and system to receive an indication of an assembly including a plurality of different components to produce by additive manufacturing (AM), determine based on a forward search process that starts with individual components of the plurality of components and iteratively adds other components of the plurality of components thereto in combinations until an entirety of the assembly is accounted for, determine based on a reverse search process that starts with the entirety of the assembly and iteratively removes components of the plurality of components therefrom in combinations until a two-component set is reached, automatically select an optimal combination of the plurality of components from the combinations determined by the forward search and reverse search processes; and transmit the selection of the optimal combination of the plurality of components to an AM controller.
Jaydeep Karandikar, Bathrinarayanan Mukundan, Arvind Rangarajan
Filed: 29 May 19
Utility
Pitch angles of an aircraft engine rotor assembly
14 Nov 23
A method of operating an aircraft engine coupled to a wing of an aircraft including: setting a pitch of a plurality of rotor blades of a rotor assembly of the aircraft engine at non-uniform pitch angles along a circumferential direction of the aircraft engine such that the plurality of rotor blades define a first pitch at a first position and a second pitch at a second position, wherein the second position is 180 degrees offset from the first position, and wherein the first pitch is different from the second pitch.
Brendan Michael Freely, Kurt David Murrow, Michael James McMahon
Filed: 22 Jul 21
Utility
Layered fuselage shield
14 Nov 23
An aircraft defining a longitudinal direction and a lateral direction is provided.
David William Crall, Nicholas Joseph Kray, Douglas Duane Ward, Brandon Wayne Miller
Filed: 15 Oct 20
Utility
Flow aperture method and apparatus
14 Nov 23
In a jet engine having a core that sources a first flow of fluid and a component (such as a fan, a pump, and/or a bleed line) that sources a second flow of fluid, and where the first flow of fluid will typically have, at least during ordinary operation, a higher temperature than the second flow of fluid, at least one flow aperture formed by a first passageway to receive at least a portion of the aforementioned second flow of fluid, wherein that first passageway is comprised of at least one material that (by design and intent) deflects as a function of temperature such that a flow of the second flow of fluid through the at least one flow aperture is thereby desirably modulated.
James Michael Hoffman, Michael G. Chenery, David A. Perveiler, Dennis R. Jonassen, Scott Alan Schimmels
Filed: 8 Dec 21