Rotor for an electrical machine

Details Rotor for an electrical machine Rotor for an electrical machine

1997-08-05

1998-08-11

LaBalle, Clayton E.

Electrical generator or motor structure

Dynamoelectric

Rotary

310181, H02K 122, H02K 100

Patent

active

057931437

ABSTRACT:
The present invention provides a rotor for an electrical machine. The rotor comprises first and second pole pieces defining an axis of rotation of the rotor. The first pole piece comprises a body and a plurality of pole fingers extending axially from the body of the first pole piece. The second pole piece comprises a body and a plurality of pole fingers extending axially from the body of the second pole piece, the pole fingers of the second pole piece intermeshed with the pole fingers of the first pole piece. The rotor also comprises a fan affixed for rotation with the first pole piece and the second pole piece, the fan having a plurality of pockets, each pocket containing a permanent magnet.

REFERENCES:
patent: 3346749 (1967-10-01), Shafranek
patent: 3411027 (1968-11-01), Rosenberg
patent: 3555327 (1971-01-01), Terry
patent: 4584496 (1986-04-01), Frister
patent: 4882515 (1989-11-01), Radomski
patent: 4959577 (1990-09-01), Radomski
patent: 4972114 (1990-11-01), Frister
patent: 4980595 (1990-12-01), Arora
patent: 5047680 (1991-09-01), Torok
patent: 5130595 (1992-07-01), Arora
patent: 5132581 (1992-07-01), Kusase
patent: 5177391 (1993-01-01), Kusase
patent: 5382862 (1995-01-01), Ward et al.

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