The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 22, 2011
Filed:
Sep. 30, 2009
Applicants:
Susanne Binder, Wettingen, CH;
Josef Schwanda, Lupfig, CH;
Inventors:
Susanne Binder, Wettingen, CH;
Josef Schwanda, Lupfig, CH;
Assignee:
Alstom Technology Ltd, Baden, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/32 (2006.01);
U.S. Cl.
CPC ...
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.