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US 11,230,941 B2Granted
Gas turbine engine electrical generator
AssigneeROLLS-ROYCE plc
InventorJonathan P Bradley
Life of this patent
Estimating the term…
Abstract
An aircraft gas turbine engine (10) comprises a main engine spool (22) and a bearing arrangement (36) configured to rotatably support the main engine spool (22). The bearing arrangement (36) includes a damper (41) comprising a static element (42) and a moveable element (39). The gas turbine engine further comprises an electric machine (30) comprising a rotor (34) and a stator (32). The rotor (34) is mounted to the main engine spool (22), and the stator (32) is mounted to the moveable element (39) of the damper to be moveable with the moveable element (39).
Claims10
An aircraft gas turbine engine comprising:
- a main engine spool;
- an electric machine comprising:
- a rotor mounted to the main engine spool;
- and
- a stator;
- and
- a bearing arrangement configured to rotatably support the main engine spool via the rotor, the bearing arrangement comprising a damper comprising:
- a static element;
- and
- a moveable element mounted to the stator such that the stator is moveable with the moveable element.
7 more elements
Dependencies are inferred from the claim text.