About 37 results
https://drivepatents.com/patents/986929 · 11 Sep 2013
An apparatus for powering an aircraft by generating power from a pressure spool (26,28) of a turbine engine (10) includes a speed range reduction assembly (74,740) that reduces the higher speed ranges of a low pressure spool (28) to lower speed ranges with...
https://drivepatents.com/patents/986907 · 11 Sep 2013
An example arrangement for driving a turbomachine includes an input shaft (48) that is configured to rotate a rotor (40) of the turbomachine through a hydraulic log (58) and gear differential (46) rotatably coupled to the input shaft. A motor-generator (54...
https://drivepatents.com/patents/988013 · 31 Jul 2013
An accessory box (200) for a gas turbine engine (10) has an input gear (72) to be driven by an input shaft (70). The input gear (72) is engaged to drive a first driven gear (75) on one radial side of a drive axis (C) of the input gear (72). The first gear ...
https://drivepatents.com/patents/988348 · 24 Jul 2013
A gas turbine engine (10) includes an accessory gearbox (60) within an engine pylon (P). The accessory components (66) may be mounted within the engine pylon (P) to save weight and space within the core nacelle (12) as well as provide a relatively lower te...
https://drivepatents.com/patents/988334 · 24 Jul 2013
An accessory gearbox (60) for a gas turbine engine has a main gearbox housing (188) for receiving a plurality of gears (66) to drive a plurality of accessories. An input shaft (181) has a first bevel gear (180) at an outer end, and extends inwardly to tran...
https://drivepatents.com/patents/988602 · 17 Jul 2013
An arrangement, 50, and method for driving a turbomachine having a rotor is provided. The arrangement includes an input shaft, 48, rotationally coupled to the rotor. A motor generator device, 54, has a motor mode of operation and a generator mode of operat...
https://drivepatents.com/patents/990965 · 8 May 2013
An electrical harness is formed from a flexible printed circuit board which provides a plurality of conductive tracks. The harness has one or more harness connectors at respective terminating regions of the flexible printed circuit board for joining the ha...
https://drivepatents.com/patents/984988 · 24 Apr 2013
A gas turbine engine includes an Integrated Drive Generator (IDG) (130) geared to a low spool (30) to selectively accelerate the low spool (30) during a transient condition.
https://drivepatents.com/patents/985792 · 6 Mar 2013
The auxiliary equipment gear device (9) has a drive shaft that is actively connected to the main shaft (11) of the engine (1). An extension shaft is provided that is coaxial to the drive shaft and is operatively connected to the releasable drive shaft, whe...
https://drivepatents.com/patents/985993 · 20 Feb 2013
A gas turbine engine accessory mount (50) comprises a bracket (55) fixedly attached to the engine's case (22), a link (75) adapted for connection to the accessory (40) and bracket (55) and a fastener (70) such as a pin disposed with a frangible fuse bushin...