Electrical generator or motor structure – Dynamoelectric – Linear
Reexamination Certificate
2006-12-05
2006-12-05
Schuberg, Darren (Department: 2834)
Electrical generator or motor structure
Dynamoelectric
Linear
C310S015000, C310S013000, C310S014000, C310S023000, C310S027000
Reexamination Certificate
active
07145271
ABSTRACT:
A magnet assembly includes a back iron and an array of magnets. The back iron is in the form of a plate having opposed surfaces. The magnets are arranged along one of the surfaces, with the other surface being dimensioned and configured according to the magnetic field distribution associated with the magnets. The back iron geometry provides for reduced mass, reduced leakage flux, and high flux densities to improve performance of a linear motor that employs such a magnet assembly.
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James R. Hendershot, et al. “Design of Brushless Permanent-Magnet Motors”, Dec. 1994, vol. 37, Oxford University Press.
Smith James F.
Thirunarayan Nandakumar
Amin Turocy & Calvin LLP
Anorad Corporation
Kuszewski Alexander R.
Mohandesi Iraj A.
Schuberg Darren
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