Patent ID: 8690444

Claim:
A crankshaft bearing arrangement for an internal combustion engine, said bearing arrangement comprising: a bearing arranged on a crankshaft of the internal combustion engine; a bearing seat for housing the bearing, the bearing seat partially formed on a cylinder of the internal combustion engine; and a sealing arrangement for sealing against the crankshaft and the bearing seat; wherein at least one part of the bearing seat has at least one reinforcement arranged in the bearing seat, and in that a surface of the at least one part of the bearing seat, which bears against the bearing, is made from a plastic material, and the at least one reinforcement is arranged close to the respective bearing; wherein the sealing arrangement is arranged around the crankshaft and against a side of the bearing, which the side faces away from a crankshaft assembly, the sealing arrangement being arranged for sealing engagement with the crankshaft and the bearing seat; wherein the sealing arrangement has a plurality of protrusions formed on another side facing towards the crankshaft assembly in an axial direction of the crankshaft, said plurality of protrusions arranged in a pushing engagement with the bearing, for pushing the bearing in the axial direction of the crankshaft; wherein the bearing seat partially formed on the cylinder includes a portion that extends in a radially inward direction relative to the crankshaft and terminates a distance from the crankshaft; wherein the sealing arrangement is at least partially located between the portion that extends in the radially inward direction and the bearing; and wherein the plurality of protrusions are arranged on the sealing arrangement such that it bears against an outer ring of the bearing in the axial direction of the crankshaft.