Motor having permanent magnets received therein

Details Motor having permanent magnets received therein Motor having permanent magnets received therein

1999-03-19

2000-07-11

Ramirez, Nestor

Electrical generator or motor structure

Dynamoelectric

Rotary

310 51, 310162, 310166, 310168, 310261, H02K 127, H02K 2112

Patent

active

060877529

ABSTRACT:
A motor having permanent magnets received therein includes a rotor having a plurality of circular sheet irons deposited in turn, a plurality pairs of magnet receiving slots formed through the deposited sheet irons at a predetermined angle toward the outer surface of the rotor, and permanent magnets of different polarities received into the magnet receiving slots, wherein a magnetic flux leakage preventive groove having a predetermined width and depth is formed at the outer surface of the rotor at the center between the pair of magnet receiving slots.

REFERENCES:
patent: 3956678 (1976-05-01), Byrne et al.
patent: 4127786 (1978-11-01), Volkrodt
patent: 4658165 (1987-04-01), Vanderschaeghe
patent: 5250867 (1993-10-01), Gizaw
patent: 5378953 (1995-01-01), Uchida et al.
patent: 5508576 (1996-04-01), Nagate et al.
patent: 5554900 (1996-09-01), Pop, Sr.
patent: 5682072 (1997-10-01), Takahashi
patent: 5747912 (1998-05-01), Sakuma et al.
patent: 5929547 (1999-07-01), Kim

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