Brushless motor

Details Brushless motor Brushless motor

2006-10-20

2009-10-27

Nguyen, Tran N (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

C310S194000

Reexamination Certificate

active

07608959

ABSTRACT:
In an armature for a brushless motor, a gap is provided between an inner circumferential surface of a cylinder portion of a cover and an outer circumferential surface in a radial direction of the armature. A plurality of non-magnetic spacers having a predetermined distance therebetween are provided in a circumferential direction so as to make contact with the inner circumferential surface of the cylinder portion and the outer circumferential surface of the armature.

REFERENCES:
patent: 5287030 (1994-02-01), Nutter
patent: 6750574 (2004-06-01), Okazaki et al.
patent: 7030525 (2006-04-01), Fujishima et al.
patent: 7042124 (2006-05-01), Puterbaugh et al.
patent: 2002/0175574 (2002-11-01), Okazaki et al.
patent: 0 240 644 (1987-10-01), None
patent: 2002-101606 (2002-04-01), None
patent: 2004-096923 (2004-03-01), None

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