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:
Apr. 03, 2018
Filed:
Nov. 13, 2015
Mahle International Gmbh, Stuttgart, DE;
Dimitri An, Stuttgart, DE;
Steve Beez, Masserberg, DE;
Armando Coelho, Stuttgart, DE;
Alfred Elsaesser, Keltern, DE;
Thomas Fallscheer, Stuttgart, DE;
Volker Kirschner, Muehlacker, DE;
Thomas Riemay, Korb, DE;
Stefan Ruppel, Heidelberg Emmertsgrund, DE;
Mahle International GmbH, , DE;
Abstract
A vehicle may include an internal combustion engine having a crankcase and a supercharging apparatus, and a crankcase ventilation apparatus having at least one oil-separating apparatus including at least one oil separator. An oil return line may communicate separated oil from the crankcase ventilation apparatus to the crankcase. An ejector pump may be driven via a compressed air flow of the supercharging apparatus and may be configured to generate an underpressure for driving a blow-by gas. The crankcase ventilation apparatus may include a pump control valve configured to at least one of regulate and control the compressed air flow through the ejector pump.