Electrical generator or motor structure – Dynamoelectric – Rotary
Reexamination Certificate
2011-02-22
2011-02-22
Mullins, Burton (Department: 2834)
Electrical generator or motor structure
Dynamoelectric
Rotary
C310S065000, C310S216004
Reexamination Certificate
active
07893577
ABSTRACT:
A rotor for an electrodynamic machine includes a laminated core having a plurality of lamination segments arranged in series in an axial direction, wherein the laminated core includes cooling ducts formed by duct spacers disposed between axially adjacent lamination segments, wherein the duct spacers are configured to resist centrifugal forces acting on the duct spacers and are supported by axial bolts extending through the laminated core in the axial direction.
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International Search Report for PCT/EP2008/053203, mailed on Dec. 19, 2008.
Binder Susanne
Schwanda Josef
Alstom Technology Ltd
Leydig , Voit & Mayer, Ltd.
Mullins Burton
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