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:
Jul. 10, 2001
Filed:
Jan. 31, 2000
Applicant:
Inventors:
Burkhard Bischoff-Beiermann, Bochum, DE;
Winfried Esser, Bochum, DE;
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/14 ;
U.S. Cl.
CPC ...
F01D 5/14 ;
Abstract
A turbine blade, in particular a gas-turbine blade, which extends along a main axis from a root region over a blade body region to a tip region. The turbine blade has a cavity in the blade body region, at least regions of the cavity being surrounded by a blade wall having a small wall thickness. The blade wall is formed of a metallic material having a small average grain size. In addition, a method of producing the turbine blade is further disclosed.