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. 22, 2020

Filed:

Jul. 17, 2019
Applicant:

Schaeffler Technologies Ag & Co. KG, Herzogenaurach, DE;

Inventors:

Jurgen Weber, Erlangen, DE;

Daniel Heise, Herzogenaurach, DE;

Marco Hildebrand, Nuremberg, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L 1/344 (2006.01); F01L 1/12 (2006.01); F16H 53/04 (2006.01); F01L 1/047 (2006.01);
U.S. Cl.
CPC ...
F01L 1/12 (2013.01); F01L 1/3442 (2013.01); F01L 2001/0475 (2013.01); F01L 2001/34469 (2013.01); F01L 2001/34493 (2013.01); F01L 2001/34496 (2013.01); F16H 53/04 (2013.01);
Abstract

A camshaft adjusting system () is provided for a first camshaft () and a second camshaft () which are arranged concentrically with respect to one another, the second camshaft being arranged inside the first camshaft. A hydraulic camshaft adjuster () of the vane-cell type is set up for the adjustment of the first camshaft, and an electric camshaft adjuster () is set up for the adjustment of the second camshaft. A rotor contact flange () of an output ring () of the electric camshaft adjuster is arranged radially inside a first cover () of the hydraulic adjuster, the output ring which is equipped for the transmission of torque to the second camshaft is arranged at least partially radially and axially inside a rotor () of the hydraulic camshaft adjuster. A camshaft adjusting unit is also provided having a camshaft adjusting system of this type and two camshafts.


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