Rotor unit for an electromotor and an internal rotor...

Details Rotor unit for an electromotor and an internal rotor... Rotor unit for an electromotor and an internal rotor...

2005-09-20

2005-09-20

Tamai, Karl (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

C310S091000, C310S043000, C310S086000

Reexamination Certificate

active

06946765

ABSTRACT:
A rotor assembly for an electric motor having a rotor shaft and at least one permanent magnet arranged on the rotor shaft. The rotor shaft with the permanent magnet is accommodated in a sleeve the rotor shaft being freely rotatable within the sleeve. The sleeve is closed off by a flange at a first end face. An inner-rotor electric motor having a stator and a rotor assembly of the type described above, with the stator being inserted over the sleeve of the rotor assembly.

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