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:
Feb. 16, 2021
Filed:
Mar. 20, 2019
Applicant:
Man Energy Solutions SE, Augsburg, DE;
Inventors:
Jiri Klima, Namest nad Oslavou, CZ;
Ondrej Tomek, Námest nad Oslavou, CZ;
Klaus Bartholomä, Friedberg, DE;
Assignee:
MAN Energy Solutions SE, Augsburg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 26/09 (2016.01); F02M 26/04 (2016.01); F02D 23/00 (2006.01); F02D 23/02 (2006.01); F02B 37/04 (2006.01);
U.S. Cl.
CPC ...
F02M 26/09 (2016.02); F02D 23/005 (2013.01); F02D 23/02 (2013.01); F02M 26/04 (2016.02); F02B 37/04 (2013.01); F05D 2220/40 (2013.01);
Abstract
A turbo compressor of an exhaust gas recirculation of an internal combustion engine, with a compressor housing, a compressor rotor, a shaft that is coupled to the compressor rotor and mounted in the compressor housing, a piston ring seal to prevent an exhaust gas blow-by flow in the direction of bearings, and a labyrinth seal, which seen in the direction of the exhaust gas blow-by flow, is positioned upstream of the piston ring seal.