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:
Mar. 24, 2009
Filed:
May. 01, 2007
Frank Altenschmidt, Biberach, DE;
Dietmer Bertsch, Aspach, DE;
Michael Dohn, Vaihingen, DE;
Uwe Schaupp, Wemau, DE;
Dirk Voigtlaender, Korntal-Münchingen, DE;
Frank Altenschmidt, Biberach, DE;
Dietmer Bertsch, Aspach, DE;
Michael Dohn, Vaihingen, DE;
Uwe Schaupp, Wemau, DE;
Dirk Voigtlaender, Korntal-Münchingen, DE;
Daimler AG, Stuttgart, DE;
Abstract
In an internal combustion engine having at least one cylinder with a combustion chamber formed between a piston and a cylinder head, inlet and outlet ducts formed in the cylinder head, a fuel injector arranged in the cylinder head into for forming a hollow fuel cone in the combustion chamber and a spark plug arranged such that, during The injection of fuel, the electrodes of the spark plug are outside the injected hollow fuel cone, the spark plug and the fuel injector are positioned in such a way that a first distance (C) is provided between an injector axis and a free end of the central electrode of the spark plug, and the cylinder bore has a diameter (D), with a ratio (C/D) of the first distance (C) and a bore diameter (D) being in a range of 0.1 to 0.19, in particular 0.13 to 0.17.