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:
Oct. 01, 2013
Filed:
Feb. 15, 2008
Francois Benkler, Ratingen, DE;
Ulrich Ehehalt, Essen, DE;
Harald Hoell, Wächtersbach, DE;
Uwe Kahlstorf, Mülheim a.d. Ruhr, DE;
Karsten Kolk, Mülheim a.d. Ruhr, DE;
Walter Loch, Mülheim an der Ruhr, DE;
Peter-andreas Schneider, Münster, DE;
Francois Benkler, Ratingen, DE;
Ulrich Ehehalt, Essen, DE;
Harald Hoell, Wächtersbach, DE;
Uwe Kahlstorf, Mülheim a.d. Ruhr, DE;
Karsten Kolk, Mülheim a.d. Ruhr, DE;
Walter Loch, Mülheim an der Ruhr, DE;
Peter-Andreas Schneider, Münster, DE;
Siemens Aktiengesellschaft, München, DE;
Abstract
A rotor of a thermal fluid flow machine, especially a gas turbine, is provided. The rotor includes a plurality of rotor components that are held together by a common tie-bolt that extends through the center of the rotor components. The tie-bolt is fixed in at least one of the rotor components using at least one star spring that surrounds the tie-bolt in a circumferential direction.