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:
Jan. 17, 2012
Filed:
May. 23, 2006
Dirk Frankenstein, Worms, DE;
Markus Schwerdtieger, Mannheim, DE;
Bruno Ferling, Bendersheim, DE;
BorgWarner Inc., Auburn Hills, MI (US);
KACO GmbH + Co. KG, Talheim, DE;
Abstract
The invention relates to a turbocharger () comprising a bearing housing () which mounts a rotor shaft () and has a bearing-housing oil space (); comprising a compressor housing which is connected to the bearing housing () and has a compressor space (); and comprising a sealing device () which is provided for sealing the bearing-housing oil space () relative to the compressor space () and which has a sealing ring () which is arranged in a fixed position in the bearing housing () and has two end faces (') which interact with associated end faces () and () of a disc () and a sealing bush () which are fastened to the rotor shaft (), wherein the sealing ring () is arranged with axial play on the rotor shaft () between the disc () and the sealing bush (); and air-delivery devices () oriented in opposition are arranged in the end faces (′) of the sealing ring ().