About 313 results
Showing the first 200 results.
https://drivepatents.com/patents/981259 · 4 Dec 2013
An acoustic panel comprises a first cellular layer with cells having a first axis, a second cellular layer with cells having a second axis, and a perforated septum layer separating the first layer and the second layer. The cells of both layers have an end ...
https://drivepatents.com/patents/981765 · 20 Nov 2013
The invention relates to a heat exchanger 10, comprising: a first unit 12 having a first conduit 16 for passing a flow of a first fluid through the first unit 12; a second unit 14 having a second conduit 28 for passing a flow of a second fluid through the ...
https://drivepatents.com/patents/981992 · 13 Nov 2013
A cooling medium supply apparatus 10 has a sensing means 120 and a cooling medium pump mechanism 100 which is powered by a gas turbine engine assembly 140. The gas turbine engine assembly 140 is self-contained with a fuel supply 150, an ignition system 170...
https://drivepatents.com/patents/982143 · 6 Nov 2013
An electro-magnetic coupling system for transferring torque between a pair of coaxial spools of a gas turbine engine is provided. The system includes a first rotor rotatable with one of the spools, a second rotor rotatable with the other of the spools, and...
https://drivepatents.com/patents/983870 · 2 Oct 2013
A turbine casing assembly, comprising an annular seal segment assembly for surrounding the turbine adjacent to the turbine blades. An abradable coating (44) is provided on the inboard surface of the seal segments (40) of the assembly and one or more coolan...
https://drivepatents.com/patents/984407 · 28 Aug 2013
A fuel conditioning apparatus (100,200) for de-oxygenating a liquid hydrocarbon fuel has a catalyst portion (110) which, in turn, has an inlet portion (140) and an outlet portion (150). A hydrocarbon fuel stream (120) is fed through the inlet portion (140)...
https://drivepatents.com/patents/987176 · 21 Aug 2013
An aircraft propulsion system (100) has an engine assembly (110) having an axis of rotation (124), a fan assembly (120) operatively connected to the engine assembly (110) and comprising a plurality of fan blades (122) arranged circumferentially around the ...
https://drivepatents.com/patents/987460 · 14 Aug 2013
A leaf seal effects a seal between two, coaxial, relatively rotating components (34, 134). The leaf seal has an annular pack of stacked leaves (32, 132) or a plurality of axially arranged annular packs of stacked leaves. The or each pack is mountable to on...
https://drivepatents.com/patents/988061 · 31 Jul 2013
A gas turbine engine control apparatus comprises a controller (34), a memory (36) associated with the controller (34) and inputs (38) for measurement data from an engine. The controller (34) determines the start of a monitoring cycle at (73), receives meas...
https://drivepatents.com/patents/988054 · 31 Jul 2013
A control system (42) for a machine comprising a plurality of independently replaceable machine modules (38) comprises a controller (40) operable to control operation of the machine (36). Memory (46) stores machine data for use by the controller (40). Comm...