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. 23, 2014
Filed:
Feb. 19, 2009
Applicants:
Giovanni Brignole, Munich, DE;
Carsten Zscherp, Munich, DE;
Inventors:
Giovanni Brignole, Munich, DE;
Carsten Zscherp, Munich, DE;
Assignee:
MTU Aero Engines GmbH, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/52 (2006.01); F04D 29/68 (2006.01); F04D 29/16 (2006.01);
U.S. Cl.
CPC ...
F04D 29/526 (2013.01); F04D 29/685 (2013.01); F04D 29/164 (2013.01); Y10S 415/914 (2013.01);
Abstract
A circulation structure for a turbo compressor, in particular for a compressor of a gas turbine, is disclosed. The circulation structure includes at least one annular chamber that can be traversed in a circumferential direction, is concentric with a shaft of the turbo compressor in the region of the free blade ends of a blade ring, and radially borders a main flow channel. Several chambers that can be traversed in an axial direction are situated upstream of the or each annular chamber, when viewed from the main flow direction of the main flow channel.