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:
Oct. 23, 2007
Filed:
Mar. 24, 2006
Götz Brachert, Stuttgart, DE;
Rüdiger Herweg, Esslingen, DE;
Kai Kanning, Stuttgart, DE;
Matthias Pfau, Ludwigsburg, DE;
Jochen Schäflein, Stuttgart, DE;
Hans-jürgen Weimann, Oppenweiler, DE;
Götz Brachert, Stuttgart, DE;
Rüdiger Herweg, Esslingen, DE;
Kai Kanning, Stuttgart, DE;
Matthias Pfau, Ludwigsburg, DE;
Jochen Schäflein, Stuttgart, DE;
Hans-Jürgen Weimann, Oppenweiler, DE;
DaimlerChrysler AG, Stuttgart, DE;
Abstract
In a method for operating an internal combustion engine in which the fuel is injected into a combustion chamber of a pre-injection and a main injection quantity, the quantity of fuel for the pre-injection, which is selected depending on the combustion location, is injected before the top dead center of the gas exchange, and the fuel for the main injection is injected synchronously with the induction of the air. The method is used in connection with internal combustion engines, in particular for passenger and commercial motor vehicles.