Patent ID: 7637333

Claim:
A hybrid drive for a motor vehicle with a drive train ( 1 ), comprising a combustion engine ( 2 ) and a vehicle transmission ( 3 ) with variable gear ratio and first and second electrical machines ( 4 , 6 ) each of which can be operated both as a motor and a generator, each of which comprises a stator ( 34 , 44 ) and a rotor ( 38 , 48 ), with the second electrical machine ( 6 ) being in a permanent nonpositive connection with an input ( 5 ) of the vehicle transmission, first and second shiftable clutches ( 7 , 8 ) each arranged between the electrical machines ( 4 , 6 ) and the drive shaft of the combustion engine ( 2 ), and with the electrical machines ( 4 , 6 ) connected with each other and also connectable with an electrical energy source ( 12 ) via a power actuation control ( 11 ), with the two electrical machines ( 4 , 6 ) arranged in a common housing ( 20 ), wherein the two stators ( 34 , 44 ) of the electrical machines ( 4 , 6 ) and the power actuation control ( 11 ) are accommodated along a circumference of a common carrier ( 22 ) which comprises a cooler ( 52 ) integrally formed in the common carrier for cooling the stators ( 34 , 44 ) and the power actuation control ( 11 ).