Electrical generator or motor structure – Dynamoelectric – Rotary
Reexamination Certificate
2006-07-24
2009-06-09
Mullins, Burton (Department: 2834)
Electrical generator or motor structure
Dynamoelectric
Rotary
C310S156120, C310S156080, C310S156190, C310S156220
Reexamination Certificate
active
07545067
ABSTRACT:
A permanent magnet rotor for a brushless electrical machine has a rotor shaft and a cylindrical plastic cage. Permanent magnets are inserted in this plastic cage. The plastic cage has dovetailed retainers. The permanent magnets are trapezoidal in shape and are inserted so as to fit tightly in the dovetailed retainers.
REFERENCES:
patent: 4120618 (1978-10-01), Klaus
patent: 4227105 (1980-10-01), Kumakura
patent: 5831364 (1998-11-01), Buse
patent: 5907206 (1999-05-01), Shiga et al.
patent: 5998902 (1999-12-01), Sleder et al.
patent: 6087748 (2000-07-01), Donner
patent: 6220826 (2001-04-01), Dobler et al.
patent: 6548925 (2003-04-01), Noble et al.
patent: 6844646 (2005-01-01), Werson et al.
patent: 6879075 (2005-04-01), Calfo et al.
patent: 6911756 (2005-06-01), Chang
patent: 7088024 (2006-08-01), Agnes et al.
patent: 7166942 (2007-01-01), Yokota
patent: 2004/0189129 (2004-09-01), Takahashi et al.
patent: 2004/0189140 (2004-09-01), Fukuda et al.
patent: 19601271 (1996-01-01), None
patent: 19942029 (1999-09-01), None
patent: 19951594 (1999-10-01), None
patent: 20201831 (2002-04-01), None
patent: 0942511 (1999-03-01), None
patent: 2650713 (1991-02-01), None
patent: 2275134 (1994-08-01), None
patent: 3-285546 (1991-12-01), None
patent: 0074209 (2000-12-01), None
King & Spalding L.L.P.
Mullins Burton
Siemens Aktiengesellschaft
LandOfFree
Permanent magnet rotor for a brushless electrical machine does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Permanent magnet rotor for a brushless electrical machine, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Permanent magnet rotor for a brushless electrical machine will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4139554