About 307 results
Showing the first 200 results.
https://drivepatents.com/patents/1392624 · 4 Feb 2026
An aircraft propulsion system fuel system (224) comprises a fuel line (217) configured to receive liquid hydrogen fuel from a fuel tank (104), a vaporizer (612) configured to vaporize liquid hydrogen fuel from the fuel line to generate a supercritical or g...
https://drivepatents.com/patents/1396857 · 28 Jan 2026
Disclosed is a fuel system for a gas turbine engine having a core exhaust and a combustion section. The system comprises a fuel pump for fluid communication with a fuel reservoir; a driving turbine for driving the fuel pump; and an air feed to drive the dr...
https://drivepatents.com/patents/1399314 · 21 Jan 2026
A fuel control system (100) for a gas turbine engine (10) includes a fuel metering valve (140), a pressure raising and shut-off valve (PRSOV) (160), and a shutoff effector (200) including a first stage unit (210) that is electrically powered and a second s...
https://drivepatents.com/patents/1388127 · 21 Jan 2026
An apparatus and method for reducing a pressure differential across a turbine 19 of a gas turbine engine 10 during a shaft break event, comprises a pressure equalization apparatus 300, 400, 500, 600, 700 configured to introduce a pressurised fluid into a c...
https://drivepatents.com/patents/1388132 · 21 Jan 2026
An apparatus and method for reducing a pressure differential across a turbine 19 of a gas turbine engine 10 during a shaft break event, comprises a pressure equalization apparatus 200, 300, 400, 500, 600, 700 configured to introduce a pressurised fluid int...
https://drivepatents.com/patents/1398028 · 31 Dec 2025
The present invention provides a combination of a gas turbine engine and a power electronics for powering aircraft and/or engine systems. The engine includes an engine core and an oil circuit configured to cool and lubricate bearings of the engine core, an...
https://drivepatents.com/patents/1399132 · 31 Dec 2025
A vane assembly (200) for a gas turbine engine (10). The vane assembly is a single unitary component that includes an aerofoil (202). The vane assembly further includes a leading edge passageway (230) disposed proximal to a leading edge (210) of the aerofo...
https://drivepatents.com/patents/1387573 · 10 Dec 2025
An aircraft comprises a turbofan engine 201A, a cabin blower system 210 and a PEM fuel cell stack 242. The cabin blower system 210 includes a cabin blower compressor 216 arranged to be driven by mechanical power derived from a shaft 205 of the turbofan eng...
https://drivepatents.com/patents/1397994 · 3 Dec 2025
There is provided an air pressurisation system 400 comprising: a blower compressor 420 configured to be mechanically coupled to a spool 440 of a gas turbine engine and configured to receive a first inlet flow of air from a bypass duct 22 of the gas turbine...
https://drivepatents.com/patents/1396300 · 26 Nov 2025
The present application discloses a computer implemented method (4090) of determining a fleetwide fuel allocation for a plurality of missions carried out by a plurality of aircraft, the plurality of missions being supplied with fuel from a fuel source comp...