Rotor of motor

Details Rotor of motor Rotor of motor

2008-01-08

2008-01-08

Nguyen, Tran (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

C310S156530

Reexamination Certificate

active

10571581

ABSTRACT:
A rotor for an electric motor includes a base plate (13) made of a magnetic material and coupled to a rotational shaft (12), a rotor core (18) provided on the base plate (13) and including a protrusion protruding axially relative to the base plate and the teeth of the stator, the rotor core having an outer peripheral face and an axial end, a plurality of magnet insertion portions defined in the rotor core, a plurality of rotor magnets provided in the magnet insertion portions respectively, each magnet having a stator side and a counter-stator side both magnetized so as to have poles differing from each other, and a position sensor detecting a rotational position of the rotor core and disposed radially or axially opposite the outer peripheral face or the axial end of the rotor core so as to correspond to the protrusion of the rotor core.

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patent: 9-131009 (1997-05-01), None
patent: 2002-010544 (2002-01-01), None

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