Electrical generator or motor structure – Dynamoelectric – Rotary
Reexamination Certificate
2008-09-11
2010-06-01
Le, Dang D (Department: 2834)
Electrical generator or motor structure
Dynamoelectric
Rotary
C310S156470, C310S049350
Reexamination Certificate
active
07728469
ABSTRACT:
In a motor driving apparatus, an incline of boundary lines of magnetic poles with respect to a rotating shaft of a rotor and an incline in a movable direction of a magnetic detection unit with respect to the rotating shaft of the rotor are different.
REFERENCES:
patent: 4286184 (1981-08-01), Kogler et al.
patent: 4823038 (1989-04-01), Mizutani et al.
patent: 5034642 (1991-07-01), Hoemann
patent: 5773908 (1998-06-01), Stephens et al.
patent: 5-176486 (1993-07-01), None
Canon Kabushiki Kaisha
Canon U.S.A. Inc. I.P. Division
Le Dang D
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