Patent ID: 8113167

Claim:
Oil pan of plastic material having an oil pan body, said oil pan comprising: an oil suction pipe including a bottom shell formed as a one-piece unitary component of the oil pan body, said bottom shell arranged on a pan bottom wall of said oil pan body; a top shell secured to said bottom shell and closing over said bottom shell in a flow tight connection forming an oil suction pipe having an oil flow passage therein; an oil screen is a one-piece unitary component of either said top or bottom shells; an elongated upwardly extending oil drainage pipe having an oil drainage passage therein, said oil drainage pipe unitary one-piece with said top shell, a first end of said oil drainage pipe affixed to and in flow communication with said oil suction pipe, said oil drainage pipe extending upwards away from said oil pan bottom to an opposing second oil drainage pipe end arranged at an open top portion of said oil pan; wherein said oil screen forms a filter element operative to filter oil before it enters an oil inlet end of said oil suction pipe; wherein said oil screen is secured along circumferential edges to said pan bottom wall; wherein said oil suction pipe is comprised of two plastic shells defining a conduit for oil flow; wherein said oil screen extends over and covers said inlet opening of said oil suction pipe such that oil entering said suction pipe must flow through said oil screen; wherein said oil suction pipe extends down to said pan bottom of said oil pan with said oil screen positioned at an end of said suction pipe nearest said pan bottom.