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:
Dec. 20, 1977
Filed:
Nov. 22, 1976
Applicant:
Inventors:
Alfred Hueber, Munich, DT;
Klaus Hagemeister, Ebenhausen, DT;
Assignee:
Motoren- und Turbinen-Union Munchen GmbH, Munich, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D / ; F01D / ;
U.S. Cl.
CPC ...
415214 ; 2915 / ; 6020 / ; 4162 / ; 415107 ; 417409 ;
Abstract
A gas turbine having a rotor including a ceramic turbine wheel and a rotor shaft formed in part of ceramic material, the wheel and ceramic shaft portion being formed as one piece. The ceramic shaft portion extends into a cooler zone of the engine where it is connected to a steel shaft portion. The ceramic shaft portion is supported by a radial bearing, preferably an air bearing. A ceramic disk projects radially from, and is formed as one piece with, the ceramic shaft portion, the disk cooperating with a thrust bearing, preferably an air bearing.