About 110 results
https://drivepatents.com/patents/1393205 · 4 Feb 2026
An assembly is provided for an aircraft propulsion system. This assembly includes a carrier (90), a first gear system (86), a second gear system (88) and a lock device (106). The first gear system (88) includes a sun gear (92), a first ring gear (94) and a...
https://drivepatents.com/patents/1396868 · 4 Feb 2026
An inspection device (305) is disclosed herein. In various embodiments, the inspection system device comprises: a support structure (302) ; a motor (404); a shaft (308) operably coupled to the motor (404), the shaft (308) extending from a first side of the...
https://drivepatents.com/patents/1391175 · 14 Jan 2026
A power extraction system (100) for a gas turbine engine (20) may comprise a low spool transmission (72) and a low spool accessory gearbox (70). The low spool accessory gearbox may comprise a generator (76) and a dual clutch transmission. The dual clutch t...
https://drivepatents.com/patents/1395578 · 14 Jan 2026
A power extraction system (100) for a gas turbine engine (20) may comprise a low spool transmission (72) and a low spool accessory gearbox (70). The low spool accessory gearbox may comprise a generator (76) and a dual clutch transmission. The dual clutch t...
https://drivepatents.com/patents/1393148 · 31 Dec 2025
An assembly is provided for an engine. This engine assembly includes an engine structure (22) and a fuel injector (24). The engine structure includes an injector aperture (34) and a fuel supply passage (42). The injector aperture extends longitudinally thr...
https://drivepatents.com/patents/1395568 · 31 Dec 2025
A propulsion system for an aircraft includes a gas generating core engine that generates an exhaust gas flow that is expanded through a turbine section. A power turbine is forward of the core engine and is coupled to drive a propulsor. A hydrogen fuel syst...
https://drivepatents.com/patents/1388808 · 24 Dec 2025
A control method is provided during which a turbine engine (20) is operated. The turbine engine (20) includes a plurality of steam cooled zones (106) along a flowpath (52) within the turbine engine (20). Steam is distributed between the steam cooled zones ...
https://drivepatents.com/patents/1388887 · 24 Dec 2025
A turbine engine (20) with an axis (22) includes a fan section (28), a turbine engine core (34), a bypass flowpath (46; 56), an engine housing (36), an evaporator (112), a condenser (113) and a core flowpath (62). The turbine engine core (34) is configured...
https://drivepatents.com/patents/1391154 · 24 Dec 2025
A turbine engine assembly (20; 120; 220) includes a compressor section (24) where a core flow (38) is compressed, a combustor section (26) where the compressed core flow (38) is mixed with fuel and ignited to generate an exhaust gas flow (64), a turbine se...
https://drivepatents.com/patents/1395413 · 24 Dec 2025
A gas turbine engine (100) has an engine static structure (130). At least one component rotatable relative to the engine static structure (130) about an engine axis of rotation (A). A fan (42) is coupled to at least one component for rotation about the eng...