About 313 results
Showing the first 200 results.
https://drivepatents.com/patents/976051 · 16 Apr 2014
An epicyclic gearbox (30) comprising: a sun gear (28), a ring gear (38), an array of planet gears (32) that each mesh with the sun gear (28) and the ring gear (38) and rotate relative thereto, and a planet carrier (34) that couples the planet gears (32) in...
https://drivepatents.com/patents/976325 · 9 Apr 2014
An exhaust arrangement (26) for an internal combustion engine (12). The exhaust arrangement (26) comprises a diffuser duct (28) comprising a wall surface (36) which diverges between an inlet (30) and a first outlet (32). The arrangement (26) further compri...
https://drivepatents.com/patents/976742 · 2 Apr 2014
A cooling system for a gas turbine engine (10). The system comprises a fuel air heat exchanger (78) comprising a fuel passage (80) in thermal contact with an engine cooling air passage (82). The system further comprises a fuel deoxygenator (72) located ups...
https://drivepatents.com/patents/979659 · 15 Jan 2014
A fuel system (12) comprising a vapour trail detection sensor (20) configured to generate a first signal (28) which indicates the optical depth of a vapour trail (35). A control unit (40) is provided responsive to the first signal (28) and configured to ge...
https://drivepatents.com/patents/979652 · 15 Jan 2014
This invention relates to a fluid supply system for a rotary machine, the system comprising: a rotor assembly comprising an array of blades arranged to be driven about a primary axis in use, the rotor assembly comprising a casing structure, wherein the cas...
https://drivepatents.com/patents/979598 · 15 Jan 2014
A gas turbine engine (10) having an axial flow direction (X) therethrough in use. The gas turbine engine (10) comprises one or more rotor stages each comprising at least one rotor blade (120) having a root portion (122). The gas turbine engine (10) compris...
https://drivepatents.com/patents/980172 · 1 Jan 2014
A spool (14) for turbo machinery comprises a fluid flow path (16) defined by an axial compressor stage (18) adjacent to a mixed flow compressor stage (20) to thereby provide a compression system which has a relatively high ratio of efficiency to compressor...
https://drivepatents.com/patents/980427 · 25 Dec 2013
A method of supplying at least one of a first fuel composition and second fuel composition for use in a machine (12) to achieve a fuel supply requirement, where the first fuel composition is different to the second fuel composition.
https://drivepatents.com/patents/980428 · 25 Dec 2013
A fuel system (10) comprising a fluid blender (14) in fluid communication with a source of a first fuel composition and a source of a second fuel composition via at least one inlet (32, 34). The blender (14) is operable to receive at least the first fuel c...
https://drivepatents.com/patents/980989 · 11 Dec 2013
An epicyclic gearbox oil scavenge arrangement. The epicyclic gearbox is of the planetary or differential type and comprises an input sun gear (28); a plurality of planet gears (32) that mesh with the sun gear (28) and are driven therefrom; an annular plane...