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:
Sep. 28, 2021
Filed:
Sep. 29, 2016
Schaeffler Technologies Ag & Co. KG, Herzogenauarch, DE;
Olaf Boese, Nuremberg, DE;
Jochen Thielen, Nuremberg, DE;
Schaeffler Technologies AG & Co. KG, Herzogenaurach, DE;
Abstract
A camshaft adjuster () is provided, including a drive element () and a driven element (), which can be rotated in relation to the drive element within an angular range and can be connected to a camshaft, wherein pressurizable working chambers () for rotating the drive element () with respect to the driven element () are formed between the drive element () and the driven element (), wherein the camshaft adjuster () has a volume accumulator () for collecting hydraulic medium, wherein the volume accumulator () supplies the hydraulic medium to a vacuum-pressurized working chamber () via a check valve () in that the vacuum in the working chamber () opens the check valve (), characterized in that the check valve () is arranged in an axial position between the working chamber () and the volume accumulator (), and the volume accumulator () is formed by a cover element () connected to the drive element () for conjoint rotation.