About 242 results
Showing the first 200 results.
https://drivepatents.com/patents/992459 · 13 Mar 2013
A nozzle (14) for a gas turbine engine is provided with undulations (34) on a core and/or fan exhaust flow nozzle (12, 14). An annular wall (28) defines a fluid flow passage and includes a base portion (30) and an adjoining exit portion (32). The base port...
https://drivepatents.com/patents/985859 · 6 Mar 2013
A gas turbine engine (10) includes a spool, a gearbox (54) having gearing driven by the spool, and a lubrication system (12). The lubrication system includes a first heat exchanger (32) positioned in a first air flow path (40), a second heat exchanger (34)...
https://drivepatents.com/patents/985852 · 6 Mar 2013
A buffer air pump (35) provides pressurized cooling air for cooling components of a gas turbine engine. The buffer air pump (35) is supported on and/or within an accessory gearbox (30) and draws bypass air in through an inlet manifold (32). An impeller (52...
https://drivepatents.com/patents/985858 · 6 Mar 2013
A fan drive gear system for a gas turbine engine includes a torque frame (44) and a journal bearing (50). The torque frame has an arm (60) that extends therefrom, the journal bearing is mounted on the arm. When the fan drive gear system is in an unloaded c...
https://drivepatents.com/patents/985845 · 6 Mar 2013
An exemplary valve device (62) for controlling flow of a turbomachine fluid includes a housing (66) and a flow control assembly (70) within the housing. The housing has a first inlet (72), a second inlet (74), and an outlet (76). Movement of the housing to...
https://drivepatents.com/patents/985836 · 6 Mar 2013
A multi axis slide carriage system (10) includes a channeled track (16), a slider (18), a shaft (20) and a slide carriage bracket (22). The channeled track (16) extends along a first axis (38). The slider (18) slides along the first axis (38) within the ch...
https://drivepatents.com/patents/985820 · 6 Mar 2013
An air cycle system (100) for a gas turbine engine includes a compressor (62), a turbine (64) and a heat exchanger (66) fluidly connected between the compressor (62) and the turbine (64). A fluid source (92) communicates a fluid through the heat exchanger ...
https://drivepatents.com/patents/992615 · 27 Feb 2013
A gas turbine engine (20) includes a first spool (40), a first gear system (72) connected to and driven by the first spool (40), a second spool (38), and a second gear system (70) connected to and driven by the second spool (38). A first starter-generator ...
https://drivepatents.com/patents/992611 · 27 Feb 2013
A gas turbine engine nozzle (14) includes a flap (18) movable relative to a structure (20). A seal assembly (22) is supported by one of the structure (20) and the flap (18) and includes a seal (26) hinged about an axis. The seal (26) has a sealing profile ...
https://drivepatents.com/patents/992593 · 27 Feb 2013
A nacelle assembly (35) for a gas turbine engine includes an integrated afterbody mount case (62). The integrated afterbody mount case (62) includes an outer ring (66) and a plurality of spokes (68) that extend radially inwardly from the outer ring (66). T...