Zentralventil eines nockenwellenverstellers einer brennkraftmaschine
AssigneeSchaeffler Technologies AG & Co. KG
InventorsHubert BURKARD, Alexander BAECKER
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Abstract
A central valve of a camshaft adjuster of an internal combustion engine, which has a valve housing, a control piston and a fastening flange. The valve housing is at least partially arranged within a receptacle within the camshaft adjuster and has hydraulic connections. The control piston bears at least in regions against an inner circumferential surface of the valve housing and is mounted displaceably on the inner circumferential surface. The fastening flange is fixedly connected to a wall of the receptacle and defines the axial position of the valve housing relative to the camshaft adjuster.
Claims7
A central valve of a camshaft adjuster of an internal combustion engine, comprising:
- a valve housing;
- a control piston;
- and a fastening flange,
- wherein the valve housing is at least partially arranged within a receptacle within the camshaft adjuster and has hydraulic connections,
- wherein the control piston bears at least in regions against an inner circumferential surface of the valve housing and is mounted displaceably on said inner circumferential surface,
- wherein the fastening flange is fixedly connected to a wall of the receptacle and defines the axial position of the valve housing relative to the camshaft adjuster, and
- wherein the fastening flange is composed of a metallic material and the valve housing is composed exclusively of a plastic, the fastening flange being connected to the valve housing.
Dependencies are inferred from the claim text.