Patent ID: 9556942
Date: 2017-01-31
CPC Classifications: B60K,F16H,Y10T

Claim:
1. A drive arrangement for a least one auxiliary equipment of a vehicle, the vehicle comprising a gearbox having at least one input shaft connected to a drive internal combustion engine and the gearbox having an output shaft connected to driven wheels of the vehicle, the drive arrangement comprising a power split device having no more than three separate input/output couplings, the no more than three separate input/output couplings of the power split device including wherein the drive arrangement comprises an auxiliary electric machine connected to one of the couplings of the power split device, the auxiliary electric machine being adapted to deliver torque to the at least one auxiliary equipment, wherein the drive arrangement comprises means to mechanically disconnect the first coupling from the input shaft of the gearbox, wherein the gearbox is of a type having a plurality of engageable and disengageable gears, and having a neutral state where the input and the output shafts are disconnected and a gear engaged state wherein the input and output shafts are drivingly connected to each other according to a speed ratio that depends upon which gears of the plurality of gears are engaged, and wherein the first coupling is connected to the gearbox input shaft through an intermediate shaft of the gearbox which rotates parallel with the output shaft and which is permanently connected to the gearbox input shaft.