About 240 results
Showing the first 200 results.
https://drivepatents.com/patents/1395020 · 22 Oct 2025
A method of preventing ice from blocking a fuel flowpath, the method comprising: urging ice flowing through the fuel flowpath radially outwardly toward an inner surface of a first wall that defines the fuel flowpath; flowing a fluid in a flow passage defin...
https://drivepatents.com/patents/1395844 · 22 Oct 2025
A valve having a first segment (220) between a first outer wall (220A) and a first inner wall (220B) and has a first outer port (225A) near the first outer wall and a side port (225B) between the first inner and outer walls; a second segment (230) between ...
https://drivepatents.com/patents/1388799 · 15 Oct 2025
A contactor system includes a contactor actuator (111) that causes an input bus bar to be electrically connected to an output bus bar and an actuator control element that controls operation of the contactor actuator. The actuator controller includes an inp...
https://drivepatents.com/patents/1393917 · 15 Oct 2025
A power system includes a liquid hydrogen fuel source including a fuel tank (14) containing a volume of hydrogen fuel (12). The fuel tank includes two or more vacuum insulation layers (52), and a liquid insulation material (54) positioned between the two o...
https://drivepatents.com/patents/1399449 · 15 Oct 2025
A gear pump includes a pair of gears (24, 26) having meshed teeth. One of the gears (24, 26) is configured for connection to a source of drive. The gears (24, 26) are received within a housing. The housing has an inlet port configured for connection to a s...
https://drivepatents.com/patents/1387919 · 8 Oct 2025
A system 100 comprising: a gas turbine having a combustion chamber 114 and a turbine 116; a first heat exchanger HX1 configured to receive a first stream of compressed air CA1 and a stream of liquid hydrogen LH, wherein the first heat exchanger HX1 is conf...
https://drivepatents.com/patents/1391053 · 1 Oct 2025
A generator assembly for a high temperature environment that exceeds a seal temperature limit in operation can include a generator housing (101) enclosing one or more generator components and one or more attached components (203, 305, 307, 309, 411) sealed...
VARIABLE DISPLACEMENT PUMP WITH FLOW DELIVERY TO DIFFERENT SYSTEMS WITH DIFFERENT PRESSURE SCHEDULES
https://drivepatents.com/patents/1391902 · 1 Oct 2025
A system includes a variable displacement pump (VDP) (102) with a pump inlet (104) and a pump outlet (106). The VDP is configured to receive a flow at the pump inlet at a first pressure and to outlet a flow from the pump outlet at a second pressure elevate...
https://drivepatents.com/patents/1391870 · 1 Oct 2025
In accordance with at least one aspect of this disclosure, a method can include controlling firing of an exciter of an engine with an electronic controller separate from the exciter as a function of at least one excitation command from the electronic contr...
https://drivepatents.com/patents/1395459 · 1 Oct 2025
A fluid cooling system of an aircraft includes a compressor (42), a condenser (44), an expansion device (56), a turbine (46), and an evaporator (48) fluidly coupled to form a closed loop through which a cooling medium circulates. The expansion device is po...