Patent ID: 6932045

Claim:
An integrally cast cylinder block ( 1 ) for an internal combustion engine having a plurality of cylinders ( 2 ) with a plurality of longitudinal profiled sections ( 6 , 10 , 11 , 12 ) in the form of lateral hollow reinforcement structures and at least one vertical profiled section ( 15 ) in the form of a reinforcement structure in the region of a main bearing plane that is oriented approximately in the direction of the cylinders, a lateral camshaft support structure disposed beneath an upper longitudinal profiled section ( 6 ), said vertical profiled section ( 15 ) being divided in the region of a bearing plane ( 16 ) in two parts forming the camshaft support structure in said cylinder-block, one part of the vertical profiled section ( 15 ) being disposed in front of the camshaft bearing structure and the other part of the vertical profiled section ( 15 ) being disposed behind the camshaft bearing structure.