Patent ID: 7597076
Filing Date: 2009-10-06
Classification: F01L

Abstract:
1. Camshaft adjuster for adjusting and fixing the phase position of a camshaft of an internal combustion engine in relation to a phase position of a crankshaft, comprising: a timing gear which is driven by the crankshaft; and an output part which is secured on the camshaft, attached to the camshaft or to an extension of the camshaft and is driven by the timing gear via a hydraulic actuating drive, the hydraulic actuating drive comprising at least one pair of hydraulic pressure chambers operating towards each other, the pressure chambers being supplied with pressure medium via a pressure medium distributor and pressure medium lines, the pressure medium distributor being fastened within the camshaft and having a radially extending shoulder, the radially extending shoulder of the pressure medium distributor and a portion of the camshaft adjuster together with a component secured on the cylinder head form a camshaft axial bearing, the component secured on the cylinder head engages around the camshaft in a region between the camshaft adjuster and the radially extending shoulder, and the pressure medium distributor rotates with the camshaft.