About 149 results
https://drivepatents.com/patents/990236 · 29 May 2013
Devices and methods for supporting an accessory (32) in a gas turbine engine (10) are disclosed. The accessory (32) has an interface (36) for coupling to a shaft (24) of the gas turbine engine (10). The device comprises a first support (38) configured to s...
https://drivepatents.com/patents/990516 · 22 May 2013
A fan rotor has a fan hub (10) and a plurality of circumferentially spaced-apart fan blades (11) extending radially outwardly from an outer rim (13) of the fan hub (10). The outer rim (13) is integrally connected to an inner rim (14) through an axially fac...
https://drivepatents.com/patents/985109 · 17 Apr 2013
A multi-engine system (10) for use on an aircraft (14) and a method for rapidly starting an engine are disclosed. The system (10) may comprise a first aircraft engine (16A) and a second aircraft engine (16B) configured to drive at least one device (12) of ...
https://drivepatents.com/patents/986021 · 20 Feb 2013
A rotary engine (10) has a purge port (42) located rearwardly of an inlet port (40) and forwardly of an exhaust port (44) along a direction of the revolutions of the rotor (24). The purge port (42) is in communication with the exhaust port (44) through eac...
https://drivepatents.com/patents/993369 · 30 Jan 2013
A Wankel engine (10) has an insert (34) in the peripheral wall of the stator (18). The insert (34) is made of a material having a greater heat resistance than that of the peripheral wall (18) and has a subchamber (72) defined therein and an inner surface (...
https://drivepatents.com/patents/993368 · 30 Jan 2013
A method and apparatus for controlling an air input in a rotary engine (410), includes selectively controlling a plurality of inlet ports (440, 442) communicating with an internal combustion cavity (20) of the engine. The ports are located serially downstr...
https://drivepatents.com/patents/993370 · 30 Jan 2013
A compound engine system (8) comprises a rotary engine (10) having a volumetric compression ratio lower than its volumetric expansion ratio. A recess (38) defined in the peripheral wall (28) of the rotor (24) in each of the chambers (32) has a volume of mo...
https://drivepatents.com/patents/995080 · 19 Dec 2012
A vane assembly (20) for a gas turbine engine having an outer casing surrounding rotating blades of a rotor, the assembly comprising:a tubular wall portion (68) of the outer casing located downstream of the blades, the wall portion having a series of circu...
https://drivepatents.com/patents/995401 · 5 Dec 2012
A mechanical drive system of an aircraft gas turbine engine includes a tower shaft (28) operatively connected to first and second shafts (38,40) in an accessory drive gearbox (30). The first shaft (38) rotates at a rotational speed lower than the rotationa...
https://drivepatents.com/patents/995400 · 5 Dec 2012
A gas turbine engine (10) with a fuel air heat exchanger (22) located in the high pressure plenum (20). The heat exchanger (22) includes at least one air conduit (34a,34b) and at least one fuel conduit (36) in heat exchange relationship with one another, w...