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.

Date of Patent:
Sep. 07, 2021

Filed:

Dec. 12, 2018
Applicant:

Daimler Ag, Stuttgart, DE;

Inventors:

Alexander Von Gaisberg-Helfenberg, Beilstein, DE;

Thomas Stolk, Kirchheim, DE;

Assignee:

Daimler AG, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01L 13/00 (2006.01); F01L 1/053 (2006.01); F01L 1/047 (2006.01);
U.S. Cl.
CPC ...
F01L 13/0042 (2013.01); F01L 1/053 (2013.01); F01L 2001/0473 (2013.01); F01L 2013/0052 (2013.01); F01L 2013/103 (2013.01); F01L 2820/032 (2013.01);
Abstract

A valvetrain for an internal combustion engine has a camshaft that can be rotated in a direction of rotation around an axis of rotation, at least two cam pieces arranged on the camshaft which each have at least two cams for actuating a respective gas exchange valve and which are rotationally fixedly connected to the camshaft, and an actuator via which the cam pieces can be shifted in the axial direction of the camshaft. A first of the cam pieces has a first rib protruding outwardly from a first base body of the first cam piece in the radial direction of the camshaft and the second cam piece has a second rib protruding outwardly from a second base body of the second cam piece in the radial direction of the camshaft.


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