Dynamo electric machines

Electrical generator or motor structure – Dynamoelectric – Rotary

Reexamination Certificate

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Details

C310S261100, C310S177000, C464S089000

Reexamination Certificate

active

07411328

ABSTRACT:
A dynamo electric machine for an aircraft gas turbine engine includes a housing supporting a stator of the dynamo electric machine, a rotor assembly rotatably mounted in the housing and including an elongate hollow rotor shaft, a main shaft for connection at one end to the associated gas turbine engine assembly, said main shaft extending coaxially within said hollow rotor shaft, and a sleeve-like member of electrically insulating material between said rotor shaft and said main shaft, said sleeve-like member providing an electrically insulating driving connection between said main shaft and said rotor shaft whereby said main shaft and said rotor shaft rotate together.

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patent: 6218757 (2001-04-01), Ong et al.
patent: 6249070 (2001-06-01), Sharp
patent: 2 803 125 (2001-06-01), None
patent: 2000-55066 (2000-02-01), None
European Search Report for corresponding European Application EP 05 25 5547, having a mailing date of Mar. 30, 2007.

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