About 145 results
https://drivepatents.com/patents/1395310 · 26 Nov 2025
A borescope plug assembly (68) includes a housing (120), a plug (122), and a spring (124). The housing (120) extends between a first housing end (128) and a second housing end (130). The housing (120) includes a plug aperture (134), an internal chamber (13...
https://drivepatents.com/patents/1400624 · 26 Nov 2025
A linkage (100) for interconnecting material handling equipment of a convoy (1) is provided. The linkage (100) comprises a rod (101) having first (101E) and second (101F) opposite ends, a first pivot joint (102) between the first end (101E) and the second ...
https://drivepatents.com/patents/1390924 · 12 Nov 2025
A method of and system for operating a hybrid electric propulsion system (20) for an aircraft in a start sequence is provided. The hybrid electric propulsion system (20) includes a thermal engine (22), an electric motor (24), a gearbox (36), an electric po...
https://drivepatents.com/patents/1389092 · 29 Oct 2025
A heat exchanger (50), has a heat exchanger core (51) having an inlet (50I), an outlet (500), at least one first conduit (52) connecting the inlet (50l) to the outlet (50O), at least one second conduit (53) in heat exchange relationship with the at least o...
https://drivepatents.com/patents/1394557 · 29 Oct 2025
An aircraft system (20) includes a first propulsor (36A), a second propulsor (36B), a drivetrain and an intermittent combustion engine (66). The first propulsor (36A) includes a first propulsor rotor (42A) and a first vane array (44A). The second propulsor...
https://drivepatents.com/patents/1400289 · 29 Oct 2025
A locking tab washer (70) for rotatably locking a bolt (40) fastened to a component (50, 60) in an aircraft engine has a body with an opening (73) and at least four locking tabs (74) positioned about the opening (73) and circumferentially spaced apart from...
https://drivepatents.com/patents/1398042 · 22 Oct 2025
A method includes monitoring a current value (110) of a rate of reduction of torque of the shaft, providing a threshold value for the rate of reduction of torque of the shaft and generating a signal indicative of the shaft shear event when the current valu...
https://drivepatents.com/patents/1390616 · 15 Oct 2025
An engine nacelle assembly includes a nacelle (30) that defines a flow path between an intake end (42) and an exhaust end (44), and a nozzle (38) that is disposed at the exhaust end (44) of the nacelle (30) about a central axis (A). The nozzle (38) include...
https://drivepatents.com/patents/1393795 · 15 Oct 2025
An exhaust assembly for a gas turbine engine includes an outer exhaust case (68), an inner exhaust case (70), and a hollow strut (72). The outer exhaust case (68) forms an outer cavity radially outward of the outer exhaust case (68). The inner exhaust case...
https://drivepatents.com/patents/1388711 · 8 Oct 2025
A housing assembly (12) for a rotary engine (10), has: a rotor housing (18) extending around an axis, the rotor housing (18) having an inner face facing a rotor cavity (20); side housings (11) secured to opposite sides of the rotor housing (18), the rotor ...