E-machine cooling arrangement for a motor vehicle drive train

2014 
The invention relates to an e-engine cooling assembly (1) for a motor vehicle drive train, with an electric machine (2), comprising a housing (3), with a cooling oil supply (7), wherein the electric motor (2) within the housing (3) is arranged, wherein the electric motor (3) has a stator (14), wherein the stator (14) has two winding heads (16, 17), wherein the cooling oil supply (7) at least a first oil outlet orifice (18) and at least one second oil discharge port (19), wherein the at least one first oil outlet orifice (18) to the one winding head (16) and the at least one second oil discharge port (19) are assigned to the other winding head (17). The E-engine cooling assembly (1) is improved in that the housing (3) to a transmission-side oil chamber (20) is open, wherein the cooling oil supply (7) is fed from a transmission sump, wherein by means of the cooling oil supply (7), gear oil the winding heads (16, 17) can be fed.
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