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:
Jun. 21, 2011
Filed:
May. 28, 2004
Dirk Köthen, Augsburg, DE;
Gertrud Meggenrieder, Aystetten, DE;
Dietmar Pinkernell, Gablingen, DE;
Andreas Stichnoth, München, DE;
Hakan Yalcin, Neu-Ulm, DE;
Dirk Köthen, Augsburg, DE;
Gertrud Meggenrieder, Aystetten, DE;
Dietmar Pinkernell, Gablingen, DE;
Andreas Stichnoth, München, DE;
Hakan Yalcin, Neu-Ulm, DE;
MAN B&W Diesel AG, Augsburg, DE;
Abstract
Disclosed is a fuel injection nozzle comprising a cooling duct () that is disposed in the final region of a housing (), which faces the combustion chamber. In order to cool the zones that are subjected to high thermal stress, the cooling duct () is positioned closer to the bore () of the valve needle than to the external face of the housing () and is provided with a cross-sectional area that has a width corresponding to no more than the height which extends in the axial direction of the nozzle.