Vehicle

Abstract

The invention relates to a vehicle having a transmission for transmitting a torque from a drive machine to drive wheels, with the transmission having a transmission output shaft and a transmission input shaft, in which the torque can be transmitted from the drive machine to the transmission output shaft, and having an electrical machine which has a rotor and a stator, with means being provided in order to connect the electric-motor torque of the electrical machine optionally to the transmission input shaft or to the transmission output shaft.

1 . Vehicle having a transmission ( 2 ) for transmitting a torque from a drive machine ( 1 ) to drive wheels, with the transmission ( 2 ) having a transmission output shaft ( 5 ) and a transmission input shaft ( 4 ), in which the torque can be transmitted from the drive machine ( 1 ) to the transmission output shaft ( 5 ), and having an electrical machine ( 3 ) which has a rotor ( 32 ) and a stator ( 31 ), characterized 
 in that means ( 34 ,  7 ,  8 ,  9 ,  10 ,  20 ,  50 ,  56 ,  57 ,  58 ) are provided in order to connect the electric-motor torque of the first electrical machine ( 3 ) optionally to the transmission input shaft ( 3 ) or to the transmission output shaft ( 5 ).    
     
     
         2 . Vehicle according to  claim 1 , characterized 
 in that the transmission ( 2 ) is a manual transmission.    
     
     
         3 . Vehicle according to  claim 2 , characterized 
 in that an additional intermediate shaft ( 7 ) is provided in the manual transmission ( 2 ) and interacts with the layshaft ( 6 ) of the manual transmission ( 2 ), with at least one first or second gearwheel ( 11 ,  21 ) on the layshaft ( 6 ) being operatively connected to at least one associated first or second gearwheel ( 10 ,  20 ) on the additional intermediate shaft ( 7 ).    
     
     
         4 . Vehicle according to  claim 2 , characterized 
 in that the additional intermediate shaft ( 7 ) is connected to the rotor ( 32 ) of the first electrical machine ( 3 ) and can be driven by the rotor ( 32 ).    
     
     
         5 . Vehicle according to  claim 2 , characterized 
 in that a first gear-changing and synchronization means ( 8 ) is associated with the additional intermediate shaft ( 7 ) which synchronizes the two gearwheels ( 10 ,  11 ) and operatively connects the first gearwheel ( 10 ) to the first gearwheel ( 11 ) on the layshaft ( 6 ) in order to transmit the electric-motor torque of the first electrical machine ( 3 ) from the additional intermediate shaft ( 7 ) to the transmission input shaft ( 4 ).    
     
     
         6 . Vehicle according to  claim 2 , characterized 
 in that a second gear-changing and synchronization means ( 9 ) is associated with the additional intermediate shaft ( 7 ) which synchronizes the two gearwheels ( 20 ,  21 ) and operatively connects the second gearwheel ( 20 ) to the second gearwheel ( 21 ) on the layshaft ( 6 ) in order to transmit the electric-motor torque of the first electrical machine ( 3 ) from the additional intermediate shaft ( 7 ) to the transmission output shaft ( 4 ).    
     
     
         7 . Vehicle according to  claim 2 , characterized 
 in that the rotor ( 32 ) of the first electrical machine ( 3 ) is connected to a rotor holder ( 35 ) which is connected in a rotationally fixed manner to a third gearwheel ( 33 ) which is operatively connected to a fourth gearwheel ( 34 ), which is connected in a rotationally fixed manner to the additional intermediate shaft ( 7 ).    
     
     
         8 . Vehicle according to  claim 1 , characterized 
 in that a gear-changing and synchronization means ( 50 ) and the first electrical machine ( 3 ) are arranged such that they intersect at least partially in the axial direction.    
     
     
         9 . Vehicle according to  claim 8 , characterized 
 in that the first electrical machine ( 3 ) can be connected via the gear-changing and synchronization means ( 50 ) at least to the transmission input shaft ( 4 ).    
     
     
         10 . Vehicle according to  claim 8  or  9 , characterized 
 in that the sliding collar ( 51 ) of the gear-changing and synchronization means ( 50 ) can be driven via the first electrical machine ( 3 ).  
 
     
     
         11 . Vehicle according to  claim 3 , characterized 
 in that a pair of gearwheels ( 52 ) are arranged such that they at least partially intersect in the axial direction in order to transmit a torque between the first electrical machine ( 3 ) and the additional intermediate shaft ( 7 ) and the first electrical machine ( 3 ).    
     
     
         12 . Vehicle according to  claim 1 , characterized 
 in that the transmission ( 2 ) is an automatic transmission, in which case the torque of the first electrical machine ( 3 ) can be switched backwards and forwards between the transmission input shaft ( 3 ) and the transmission output shaft ( 5 ) by means of epicyclic gearing.    
     
     
         13 . Vehicle according to  claim 1 , characterized 
 in that the first electrical machine ( 3 ) is arranged between the drive engine ( 1 ) and the transmission bellhousing ( 40 ).    
     
     
         14 . Vehicle according to  claim 1 , characterized 
 in that the first electrical machine ( 3 ) is arranged inside the transmission bellhousing ( 40 ).    
     
     
         15 . Vehicle according to  claim 1 , characterized 
 in that the transmission ( 2 ) is arranged between the drive machine ( 1 ) and the first electrical machine ( 3 ).    
     
     
         16 . Vehicle according to  claim 1 , characterized 
 in that the first electrical machine ( 3 ) is intended for use as a starter/generator when the first gearwheel on the additional intermediate shaft ( 7 ) interacts with the first gearwheel ( 11 ) on the layshaft ( 6 ), and is intended for use as a further drive machine when the second gearwheel ( 20 ) on the additional intermediate shaft ( 7 ) interacts with the second gearwheel ( 21 ) on the layshaft ( 21 ).    
     
     
         17 . Vehicle according to  claim 1 , characterized 
 in that at least one second electrical machine ( 53 ) is provided, in addition to the first electrical machine ( 3 ), at least for transmitting a torque to an output shaft ( 54 ) of the drive machine ( 1 ).    
     
     
         18 . Vehicle according to  claim 17 , characterized 
 in that at least a part of the second electrical machine ( 53 ) is firmly connected to the output shaft ( 54 ) of the drive machine ( 1 ), and forms at least a part of a flywheel mass for the drive machine ( 1 ).    
     
     
         19 . Vehicle according to  claim 17  or  18 , characterized 
 in that the second electrical machine ( 53 ) and a clutch ( 41 ) for the transmission ( 2 ) are arranged such that they at least partially intersect in the axial direction.