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. 05, 2021
Filed:
Mar. 01, 2017
Siemens Aktiengesellschaft, Munich, DE;
Markus Gill, Ibbenbüren, DE;
Christian Gindorf, Krefeld, DE;
Andreas Heselhaus, Düsseldorf, DE;
Robert Kunte, Düsseldorf, DE;
Marcel Schlösser, Mülheim an der Ruhr, DE;
Andrew Carlson, Jupiter, FL (US);
Ross Peterson, Palm Beach Gardens, FL (US);
Siemens Energy Global GmbH & Co. KG, Munich, DE;
Abstract
A rotor blade for a gas turbine, includes a blade extending in a radial direction, with a blade body having a peripheral wall with pressure-side and suction-side wall sections, a plate-shaped crown base connected to the peripheral wall in the region of the blade tip, and a sweep edge extending along the peripheral wall, the peripheral wall and the crown base defining a cavity in the blade body, the sweep edge being aligned on the outer side with the peripheral wall and protruding radially over the crown base, and cooling channels are embodied in the blade body, extending from the cavity to cooling fluid outlets provided in the sweep edge. At least one recess being formed in the front surface of the sweep edge, into which at least some of the cooling channels flow such that the cooling fluid outlets are entirely arranged in a bottom region of the recess.