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. 07, 2019
Filed:
Aug. 24, 2016
Applicant:
Mtu Aero Engines Ag, Munich, DE;
Inventors:
Werner Humhauser, Moosburg, DE;
Roland Matzgeller, Vierkirchen, DE;
Assignee:
MTU Aero Engines AG, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 19/02 (2006.01); F04D 29/32 (2006.01); F04D 29/54 (2006.01);
U.S. Cl.
CPC ...
F04D 29/324 (2013.01); F04D 19/028 (2013.01); F04D 29/544 (2013.01); F05B 2220/303 (2013.01); F05D 2220/323 (2013.01); F05D 2250/70 (2013.01);
Abstract
The present invention relates to a compressor stage for a gas turbine, in particular, an aircraft engine, having a row of rotating blades () and a row of guide vanes (), which is adjacent downstream, wherein the choke point σ and the aspect ratio AR, which is defined by the quotient between average channel height (h) and average chord length (l), satisfy the conditionσ>−1.33·AR+5.16.