Piston for a hydraulic unit of a cam phaser and cam phaser

Abstract

A piston for a hydraulic unit of a cam phaser, wherein the piston is configured cylindrical and wherein the piston is received axially movable in a cam phaser opening of the cam phaser, wherein according to a positioning of the piston a plurality of connections, in particular operating connections of the cam phaser are opened and closed, wherein the piston includes an outer contour that is configured for opening or closing the connections wherein the outer contour is configured complementary to an inner contour of the cam phaser opening in order to provide opening and/or closing of the connections. The invention also relates to a cam phaser.

Dependencies are inferred from the claim text.