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. 02, 2014
Filed:
May. 04, 2010
Alfred Elsässer, Keltern, DE;
Alexander Ullmann, Stuttgart, DE;
Marco Warth, Schorndorf, DE;
Mahle International GmbH, , DE;
Abstract
The present invention relates to an internal combustion engine and operating method. The internal combustion engine includes a fresh air system for the supplying of fresh air to at least one combustion chamber; an exhaust gas system for the carrying away of exhaust gas from the at least one combustion chamber; an exhaust gas recycling system for the recycling the exhaust gas from the exhaust gas system into the fresh air system; and at least one additional valve, configured in the fresh air system upstream of at least one inlet valve associated with the at least one combustion chambers. A control device is configured to actuate at least one additional valve such that at least one of a particle content in the exhaust gas and a fuel consumption of the internal combustion engine are at least one of optimum and optimal comprise for at least one environmental parameter.