Patent ID: 7703425

Claim:
An electromotive camshaft adjuster for adjusting an angle of rotation of a camshaft of an internal combustion engine relative to a crankshaft thereof, comprising a triple-shaft gear mechanism, which has a driving wheel driven by the crankshaft and a camshaft-fixed driven part and also an adjustment shaft, which is connected in a rotationally fixed manner to a rotor of an electric adjustment motor, having a stator that is fixed on the internal combustion engine, the triple-shaft gear mechanism, which is constructed as a swashplate and is comprised of gear wheel sets and housing parts produced in a non-cutting manner and has devices for adjusting or compensating backlash, the swashplate drive has a first, sprocket-fixed conical gear wheel, a second, camshaft-fixed conical gear wheel, and a swashplate with teeth on both sides, that are produced using powder metallurgy and have increased strength and hardness after sintering through temper rolling of teeth thereof or hot or high-pressure pressing.