Patent ID: 7225785

Claim:
A bottom plate ( 1 ) for closing a crankcase ( 2 ) of an internal combustion engine, including lubricant and coolant flow channels ( 3 , 4 ) integrated into the bottom plate ( 1 ), and a heat exchanger ( 5 ) disposed on the bottom plate ( 1 ), said bottom plate ( 1 ) consisting of individual plates (EP(i) . . . I=1 . . . n) stacked on top of one another and said heat exchanger ( 5 ) consisting of heat exchanger plates (WT(i)) stacked on top of one another on said bottom plate ( 1 ), a first individual plate (EP( 1 )) of said bottom plate ( 1 ) and a first heat exchanger plate (WT( 1 )) of said heat exchanger ( 5 ) being disposed adjacent each other and forming at least one common chamber ( 6 , 6 ′), one of the coolant and the lubricant flow channels ( 3 , 4 ) being in communication with the respective common chamber ( 6 , 6 ′) for transferring at least one of the coolant (KM) and lubricant (SM) between said bottom plate ( 1 ) and said heat exchanger ( 5 ).