Patent ID: 8336512
Filing Date: 2012-12-25
Classification: F01L

Abstract:
1. A camshaft adjuster for a concentric camshaft assembly having inner and outer camshafts of an internal combustion engine, the camshaft adjuster comprises: a stator connected to a timing gear; a rotor located within the stator and adapted to be connected to an outer camshaft, the rotor includes a plurality of vanes that extend radially outwardly into spaces created between inwardly directed projections of the stator which slidingly contact the rotor to define first and second sets of chambers on each side of the vanes; front and rear sidewalls connected to the stator which form front and rear walls of the chambers; and an outer cover connected for direct rotation with the stator and adapted for connection to an inner camshaft, wherein radial loads acting on the timing gear are transmitted radially from the stator to the rotor and into the outer camshaft.