About 8 results
https://drivepatents.com/patents/1394404 · 22 Apr 2026
A propulsion assembly includes a first torque source coupled with a first shaft and a second torque source coupled with a second shaft. A coupler selectively couples the first and second torque sources. When the first and second torque sources are coupled ...
https://drivepatents.com/patents/1391143 · 12 Nov 2025
A power conversion system (200A) incorporated in a flight vehicle includes a power converter (10) having a semiconductor element stored therein. An energy storage (20) is disposed above the power converter (10) in the vertical direction, the energy storage...
https://drivepatents.com/patents/1395721 · 20 Aug 2025
A hydrogen fuel system (200) including a fuel delivery assembly (202), a purge gas source (310), and a vent opening (324). The fuel delivery assembly (202) is configured to receive hydrogen fuel from a hydrogen fuel source (210) and to provide the hydrogen...
https://drivepatents.com/patents/1393177 · 16 Jul 2025
L'invention concerne un turboréacteur double flux (100) avec une nacelle (102) délimitant une veine (204) et comportant un capot mobile (216) en translation entre des positions avancée et reculée où une fenêtre (220) est ouverte entre la veine (204) ...
https://drivepatents.com/patents/1395039 · 14 May 2025
L'invention concerne un système de boîtier (220) monté entre une électrovanne amont (122a) d'une canalisation amont (116a) et une électrovanne aval (122b) d'une canalisation aval (116b) et comportant un boîtier (222) divisé par une paroi de séparat...
https://drivepatents.com/patents/1392771 · 18 Dec 2024
The present invention relates to an aircraft (1) provided with a power plant (10) provided with at least one combustion engine (20) mechanically connected to a drive system (30), the drive system (30) comprising two electrical machines (35, 40) each connec...
https://drivepatents.com/patents/1069014 · 22 Mar 2006
A turbofan or turbojet arrangement for vehicles, craft, aircraft and the like, that comprises the installation of two or more gas turbines, mini-turbines, micro-turbines or nanoturbines grouped in parallel to form a single gondola and allowing for differen...
https://drivepatents.com/patents/1096710 · 16 Apr 2003
The present invention relates to a variable cycle boost propulsor system 10 for use on an aircraft. The variable cycle boost propulsor system 10 includes an engine 14, a turbine 30, a fan 34 connected to the turbine 30, and a valve system 46 for delivering...