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:
May. 22, 2012
Filed:
Aug. 20, 2007
Ulrich Steiger, Baden-Daettwil, CH;
Sven Olmes, Villigen, CH;
Ulrich Steiger, Baden-Daettwil, CH;
Sven Olmes, Villigen, CH;
ALSTOM Technology Ltd., Baden, CH;
Abstract
A turbomachine (), in particular a gas turbine, has a stator () and a rotor () and with at least one axial sealing device () arranged between them. On the stator side, the sealing device () has a radially stepped sealing contour () with regions () projecting and retracting in the direction of the rotor (), on the rotor side a plurality of sealing fins () projecting in the direction of the stator () being arranged, which engage in each case into adjacent retracting regions () of the stator-side sealing contour (). On the rotor side, at least one additional fin () projecting in the direction of the stator () is provided, which is positioned between two adjacent sealing fins () arranged on the rotor side and which lies opposite a projecting region of the stator-side sealing contour ().