Patent ID: 7475660

Claim:
Camshaft adjuster ( 1 ) for adjusting and fixing a phase position of a camshaft ( 2 ) of an internal-combustion engine relative to a phase position of a crankshaft, comprising: a driving wheel ( 3 ) driven by the crankshaft, a driven part ( 6 ) fixed to the camshaft, the driven part is mounted on a camshaft ( 2 ) or an extension of the camshaft ( 2 ), and the driven part is driven by the driving wheel ( 3 ), wherein the phase position of the driven part ( 6 ) is adjustable relative to the driving wheel ( 3 ) within a certain range of angles, and the driven part ( 6 ) is fixed to the camshaft ( 2 ) or the extension of the camshaft ( 2 ) with a positive-fit connection, wherein the driven part ( 6 ) is formed with an axially extending projection ( 24 ), over which the camshaft ( 2 ) or the extension of the camshaft ( 2 ) is pushed, wherein an outer surface ( 25 ) of the projection ( 24 ) is configured with at least one local section ( 26 ) of reduced diameter, into which material of the camshaft ( 2 ) or the extension of the camshaft ( 2 ) is displaced.