Abstract: A valve and a heat exchanger apparatus for a gas turbine engine include a valve body having a valve seat and an actuation component including a plate formed from a set of metal layers and responsive to a change in at least one of a thermal condition and a pressure exerted thereon such that the plate moves and the valve moves between an opened and a closed position where a portion of the plate engages with the valve seat.

Abstract: Duct assembly and method of forming a duct assembly, the method including providing a duct having an outer surface and an inner surface, the outer surface defining a periphery and the inner surface defining a first fluid passageway, covering at least a portion of the outer surface with at least a portion of a sacrificial body, depositing a metal layer over an exposed surface of the sacrificial body, and removing the sacrificial body.

Abstract: Duct assembly and method of forming a duct assembly, the method including providing a preform body having an outer surface, disposing the preform body adjacent a sacrificial mandrel such that at least a portion of the preform body abuts an outer surface of the sacrificial mandrel, forming the duct assembly by depositing metal on the outer surface of the sacrificial mandrel and the preform body to define a unitary metallic tubular element with integral preform body and where depositing metal occurs at a temperature that does not damage the sacrificial mandrel, and removing the sacrificial mandrel to define the duct assembly.

Abstract: A method of forming a strengthened component includes providing a duct body having an interior surface and an exterior surface forming a fluid passageway. The method also includes forming an attachment structure over at least a portion of the exterior surface of the duct body, where the attachment structure can include a metallic layer.

Abstract: A method of forming a tubular element includes providing an attachment joint, and disposing a mandrel adjacent the attachment joint, where the mandrel can also include an outer or exposed surface. Metal can be disposed on the outer surface of the mandrel to form at least a portion of the tubular element.

Abstract: An apparatus and method of forming a hybrid heat exchanger including a first manifold defining a first fluid inlet and a second manifold defining a second fluid inlet. A monolithic core body includes a first set of flow passages in fluid communication with the first manifold and a second set of flow passages is in communication with the second manifold. At least a portion of the first manifold or the second manifold has a tunable coefficient of thermal expansion that is less than a coefficient of thermal expansion of the structurally rigid monolithic core.

Abstract: An apparatus and method of forming a heat exchanger including a thermally compliant material and geometry with a core having a first set of flow passages and a second set of flow passages passing through the core. A first manifold of high temperature and strength material defines a fluid inlet for the first set of flow passages and a second manifold of high temperature and strength material defines a fluid inlet for the second set of flow passages. At least one of the first and second manifolds can include an in-situ compliant portion to provide for compliance during thermal expansion of the heat exchanger.

Abstract: A fan casing assembly, connection assembly and method for moving a fan casing cooler. The fan casing assembly for the turbine engine can include an annular fan casing with a peripheral wall having a flow path defined through the casing. A fan casing cooler can mount along the peripheral wall in order to confront a cooling fluid flow within the flow path in order to cool a fluid through the fan casing cooler.

Abstract: A gas turbine engine guide vane heat exchanger has guide vane heat exchanger including electroformed fluid channels in electroformed heat exchanger tubes or a heat exchanger core disposed within airfoil. Non-flammable heat conducting liquid or non-metallic foam may fill space between tubes or core and airfoil. Fluid circuit may include channels within electroformed heat exchanger tubes or the heat exchanger core and extend from inlet manifold to outlet manifold for directing fluid or oil through channels and include fluid or oil supply inlet connected to inlet manifold for receiving the fluid or oil flowed into inlet manifold and a fluid or oil supply outlet connected to fluid or oil supply outlet for discharging fluid or oil flowed out of fluid or oil outlet manifold. Heat exchanger tubes or heat exchanger core, inlet manifold, outlet manifold, supply inlet and supply outlet may be integrally and monolithically electroformed together.

Abstract: Arcuate panel includes at least one axially extending panel header with arcuate outer and inner portions. Inner portion includes open portions of axially spaced apart arcuate cooling air spray rails attached to header and in fluid communication with plenum within header. Plurality of axially extending hollow fingers extend axially away from one of the spray rails and impingement spray holes in the spray rails and the fingers. Arcuate overhang may extend axially aftwardly from one of the spray rails and fingers may depend from overhang. An outer casing including axially spaced apart forward and aft casing flanges attached to or integral and monolithic with outer casing may be circumscribed by a hoop of the arcuate panels. The fingers may extend away from one of the spray rails and between nuts screwed on bolts disposed through one of the forward and aft casing flanges.

Abstract: An apparatus and method for a mandrel used during an electroforming process. The mandrel is formed of a structural wax and includes a metallic layer utilized to formulate a metal component. During the electroforming process, the mandrel is actively cooled utilizing a closed loop. The closed loop includes the mandrel and a heat exchanger through which a coolant flows.

Abstract: A forming manifold and method for electroforming a component, including providing an electroforming cathode disposed within a first bath tank having a solution with a first metal ion concentration, overlaying at least a portion of the electroforming cathode with a forming manifold having a housing and applying a voltage to the electroforming cathode while disposed within the first bath tank.

Abstract: A tunable compliant mount structure for an engine such as a turbine engine can include a fluid conduit coupled to a fan casing by a connector. At a junction between the connector and the fluid conduit, a compliant mount structure can provide compliance and can be tuned to operate under variable stresses at the junction. The compliant mount structure can include a set of nested convolutions to provide compliance. The geometry of the convolutions can be used to tune the compliance, stiffness, or directionality. The tunable compliant attachment structure provides for additive in-situ manufacturing at the fluid conduit.

Abstract: A duct for a turbine engine, such as a gas turbine engine, can be utilized to carry a fluid from one portion of the engine to another. The duct can include a metallic tubular element having one of a varying wall thickness, a varying cross section, or a tight bend. Such a duct can be formed utilizing additive manufacturing or metal deposition on an additively manufactured mandrel.

Abstract: A method of forming a strengthened component includes forming a sacrificial material into a mold of the component having an outer surface, disposing an insert having an inner surface and an outer surface opposite and spaced from the inner surface such that the strengthening insert inner surface abuts the mold outer surface, forming the component by way of electrodisposition of a metallic layer over the exposed mold outer surface and the exposed strengthening insert outer surface, and removing the sacrificial material from the component.

Abstract: An aspect of a method of forming a heat exchanger includes providing a metal body, removing material from the metal body to partially create a set of cooling passages, filling the partially created set of cooling passages with sacrificial material, forming a remainder of the set of cooling passages such that a set of fully formed cooling passages for the heat exchanger are defined, and removing the sacrificial material from the cooling passages.

Abstract: A flexible joint assembly for a joint between a first duct and a second duct for providing a flow of fluid, such as bleed air in an aviation implementation. The flexible joint includes a bellows supported by a mounting assembly having a first support and a second support, provided within the interior of the bellows. A rod assembly can operably couple the first support and the second support.

Abstract: A flexible joint assembly for a joint between a first duct and a second duct for providing a flow of fluid, such as bleed air in an aviation implementation. The flexible joint includes a bellows supported by a mounting assembly having a first support and a second support, each surrounding a portion of the bellows. A set of rod assemblies can operably couple the first support and the second support.

Abstract: A flexible joint assembly for a joint between a first duct and a second duct for providing a flow of fluid, such as bleed air in an aviation implementation. The flexible joint includes a bellows supported by a mounting assembly having a first support and a second support, each surrounding a portion of the bellows. A gimbal ring assembly of the joint assemblies can operably couple the first support and the second support.

Abstract: A flexible joint assembly for a joint between a first duct and a second duct for providing a flow of fluid, such as bleed air in an aviation implementation. The flexible joint includes a bellows supported by a mounting assembly having a first support and a second support, each surrounding a portion of the bellows. A set of flexures provided on a joint ring of the joint assemblies can operably couple the first support and the second support.