About 313 results
Showing the first 200 results.
https://drivepatents.com/patents/969678 · 24 Sep 2014
A chamber fluid removal system (39, 70, 100) comprising a pump (62, 116) and an ejector (66, 118). The system (39, 70, 100) is arranged in use to pump fluid from a chamber (40, 102) using the pump (62, 116) and deliver it to the ejector (66, 118) as a moti...
https://drivepatents.com/patents/971098 · 20 Aug 2014
A fan containment system (200) arranged to be fitted around an array of radially extending fan blades (40) mounted on a hub in an axial gas turbine engine. The fan containment system comprises: a generally cylindrical fan case (250) including a hook (260) ...
https://drivepatents.com/patents/971057 · 20 Aug 2014
A fan containment system (200) arranged to be fitted around an array of radially extending fan blades (40) which are mounted on a hub in an axial gas turbine engine. The fan containment system comprises: a generally cylindrical fan case (250) including a h...
https://drivepatents.com/patents/971038 · 20 Aug 2014
This invention relates to the operation of gas turbine engines (10), and in particular to determining deterioration of components during operation. In a specific embodiment, the invention is concerned with determining the actions to be taken when a foreign...
https://drivepatents.com/patents/971360 · 13 Aug 2014
This invention relates to a multiple phase electrical system (310), comprising: a first and a second electrical lane (312,314) each lane having a generator (316a,316b) and a load (324) connected by a bus system (326a,326b), and a rectifier (320a,320b) betw...
https://drivepatents.com/patents/971581 · 6 Aug 2014
A gas turbine engine exhaust cone (40) comprising one or more acoustic absorption chambers (48), each chamber (48) comprising two side walls (50) and an acoustic attenuation wall (62). The side walls (50) define the circumferential extent of the chamber (4...
https://drivepatents.com/patents/971557 · 6 Aug 2014
A method of controlling an aircraft gas turbine engine cooling system (20). The cooling system comprises a heat exchanger (22) having a first fluid path (24) through which fan air can flow, and a second fluid path (26) through which relatively hot compress...
https://drivepatents.com/patents/971895 · 30 Jul 2014
A component having a heat protection system is provided. The heat protection system includes an intumescent coating which extends over a surface of the component. The heat protection system further includes a heat resistant wrapping which covers the coatin...
https://drivepatents.com/patents/971887 · 30 Jul 2014
A component formed of a plastic matrix composite material is provided. The component has a metal liner (704) which is fixed in a correspondingly shaped recess formed in the composite material. The liner has a threaded bore (712) into which is screwed an ex...
https://drivepatents.com/patents/973519 · 18 Jun 2014
A rigid electrical raft has electrical conductors embedded in a rigid material. The electrical conductors transmit electrical signals through the rigid electrical raft, which may form part of an electrical system of a gas turbine engine. The rigid electric...