About 242 results
Showing the first 200 results.
https://drivepatents.com/patents/984643 · 3 Jul 2013
An epicyclic gear train 22 includes a carrier 26 that supports star gears 32 that mesh with a sun gear 30. A ring gear 38 surrounds and meshes with the star gears 32. The star gears are supported on respective journal bearings 34. Each of the journal beari...
https://drivepatents.com/patents/989549 · 19 Jun 2013
A fan rotor (16) includes a fan blade (18) for use in a gas turbine engine includes a sheath (37) formed of a material that is more conductive than a main fan blade body. A grounding element (63) provides a grounding path from the sheath (37) into a rotor ...
https://drivepatents.com/patents/989535 · 19 Jun 2013
A fan case (72) of a gas turbine engine includes a fan blade containment section (78) defined about an engine axis (A) and a plurality of helical ribs (92) adjacent to the fan blade containment section (78). The plurality of helical ribs are within a thrus...
https://drivepatents.com/patents/984869 · 5 Jun 2013
An component manufacturing method includes scanning a first surface (58) of a component (50) to determine a location of pocket surfaces (78) of the first surface (58). The method machines apertures (62) in the component (50) from a second, opposite surface...
https://drivepatents.com/patents/990263 · 29 May 2013
A method of noise control from a combustor (56) of a gas turbine engine (20) includes selectively forming a plurality of local circumferential zones with different fuel-air ratios within the combustor (56).
https://drivepatents.com/patents/990256 · 29 May 2013
A method for servicing a gas turbine engine (120) includes providing access from a forward section of the gas turbine engine (120) to a gearbox (148) contained within a bearing compartment (B).
https://drivepatents.com/patents/990212 · 29 May 2013
An exemplary turbomachine securing apparatus includes a coupling member (70) that couples a first component (50) to a second component (60) within a turbomachine. The first component (50) and the second component (60) are both non-rotating components durin...
https://drivepatents.com/patents/990517 · 22 May 2013
A flexible seal system (16) for a gas turbine engine (10) includes an annular mounting bracket (92), an annular support bracket (96), an annular flexible seal (40) and a plurality of mounting spacers (100). The flexible seal (40) extends axially between a ...
https://drivepatents.com/patents/990471 · 22 May 2013
A rocket engine fluid-flow system (10) includes a pump (16) fluidly interconnecting a fluid source (12) to a combustion chamber (36). A nozzle (15) is in fluid communication with the combustion chamber (36) and includes coolant tubes (26) fluidly arranged ...
https://drivepatents.com/patents/990466 · 22 May 2013
A retractable exhaust liner segment (18) between a gas turbine engine (20) and an exhaust liner (16).