About 206 results
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https://drivepatents.com/patents/986936 · 11 Sep 2013
A sandwich structure (10) includes a first skin (18), a second skin (20), a first hinge member (32, and a second hinge member (42). The first hinge member is movably coupled to the first skin (18) at a first skin joint (40). The second hinge member (42) is...
https://drivepatents.com/patents/986912 · 11 Sep 2013
A method and apparatus for reducing noise generated during operation of a propulsion system. In one illustrative embodiment, a nozzle system comprises a first nozzle (402) and a second nozzle (406) at least partially surrounded by the first nozzle. An oute...
https://drivepatents.com/patents/987197 · 21 Aug 2013
In one embodiment, a gas turbine engine assembly comprises an engine assembly disposed about a longitudinal axis, a core nozzle positioned adjacent the engine assembly to direct a core flow generated by the engine assembly, a fan nozzle surrounding at leas...
https://drivepatents.com/patents/987414 · 14 Aug 2013
A variable area mechanism and methods are disclosed. A movable surface (608) comprising a contoured interface surface (618) is operable to rotate about an off-body axis-of-rotation (616) such that the movable surface (608) expands from and retracts into an...
https://drivepatents.com/patents/987395 · 14 Aug 2013
A power generation system onboard an aircraft includes a fuel cell module configured to produce heat. A loop heat pipe module is coupled to the fuel cell module. The loop heat pipe module includes a first fluid that absorbs the heat from the fuel cell modu...
https://drivepatents.com/patents/987703 · 7 Aug 2013
In an embodiment of the disclosure, there is provided an apparatus for calibrating a laser projection system (120, 228). The apparatus has a structural frame assembly (201, 301) extending along three mutually orthogonal axes (170). The apparatus further ha...
https://drivepatents.com/patents/988055 · 31 Jul 2013
Bleed air systems for use with aircrafts and related methods are disclosed. An example apparatus includes a turbo-compressor including a compressor having a compressor inlet fluidly coupled to a low-pressure compressor of the aircraft engine and a compress...
https://drivepatents.com/patents/988048 · 31 Jul 2013
A heat transfer system includes a fuel cell module that produces heat and water, and a thermal energy storage module that stores the heat produced by the fuel cell module. The thermal energy storage module includes a phase-change material. A conduit couple...
https://drivepatents.com/patents/988648 · 17 Jul 2013
A method for compensating for bias of a gyroscope. In one embodiment, bias measurements for a plurality of drive angles are generated using the gyroscope. A set of equations for the bias of the gyroscope is identified using a model for motion of the gyrosc...
https://drivepatents.com/patents/988620 · 17 Jul 2013
A cooling bond pad (102, 200, 500) and methods are disclosed. A plurality of internal-cooling channels (112) cool the cooling bond pad (102, 200, 500), and an internal-flow channel (208) is coupled to the internal-cooling channels (112), and directs an int...