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. 26, 2015
Filed:
Apr. 22, 2013
Ford Global Technologies, Llc, Dearborn, MI (US);
Ludwig Stump, Cologne, DE;
Bernd Schumacher, Langenfeld, DE;
Marco Marceno, Hagen, DE;
Jan Linsel, Cologne, DE;
Kay Hohenboeken, Cologne, DE;
Oliver Berkemeier, Bergisch Gladbach, DE;
Jens Wojahn, Bergisch Gladbach, DE;
Klemens Grieser, Langenfeld, DE;
Ford Global Technologies, LLC, Dearborn, MI (US);
Abstract
A turbocharger arrangement in an internal combustion engine is provided. The turbocharger arrangement includes a turbocharger housing surrounding a sealed inner space and a shaft extending through the turbocharger housing. The turbocharger arrangement further includes a turbine wheel arranged on the shaft and driving a compressor unit, a bearing arrangement mounting the shaft in the turbocharger housing, an oil supply device lubricating the bearing arrangement, and a pressure changing unit in fluidic communication with the sealed inner space configured to adjust the pressure in the sealed inner space based on engine operating conditions.