About 133 results
https://drivepatents.com/patents/1000983 · 27 Jun 2012
The method involves changing the eccentric arrangement position of the stator axis in dependence of the asymmetric fluid-pressure field in the pressure chamber of the retarder and generating a symmetrical pressure field. The asymmetric fluid-pressure field...
https://drivepatents.com/patents/1001618 · 6 Jun 2012
The fuel consumption of internal combustion engine (1) is determined with activated roll function during idle speed of engine. The transmission output torque is set approximately to zero and the fuel consumption of internal combustion engine is determined ...
https://drivepatents.com/patents/1001930 · 30 May 2012
The method involves performing traction upshifts under cooperation of a shifted frictionally-engaged shifting element and a removed frictionally-engaged shifting element of an automatic shift gearbox (3). Torque, provided by a combustion engine (1), is red...
https://drivepatents.com/patents/1001932 · 30 May 2012
The drive train comprises an internal combustion engine (1) and an electric machine (2) having a drive unit (3), where dual clutch transmission (5) is connected between the drive unit and an output (4). The double clutch (8) has a separating clutch (14) th...
https://drivepatents.com/patents/1002489 · 9 May 2012
The method involves operating an electric machine as a generator and a motor to speed-up a process of shift operation and to attenuate torque and speed surges during the shift operation. The electric machine is drivingly connected with a driveshaft of a co...
https://drivepatents.com/patents/1002487 · 9 May 2012
The hybrid gear has two gear input shafts (5,6) that are arranged axially parallel to each another. A planet gear (2) is arranged on a gear output shaft (7), which has a sun wheel (9) and a planet carrier (10) with multiple planet wheels (11), as component...
https://drivepatents.com/patents/1002485 · 9 May 2012
The method involves providing a combustion engine with a drive shaft, an automated step-by-step variable speed transmission, an electric machine staying in drive connection with the drive shaft of the combustion engine, and a power take-off staying in driv...
https://drivepatents.com/patents/1002733 · 2 May 2012
The drive unit (10) has a rotatable rotor (26) that is arranged along the radial direction axis (A) of stator (20) of electric machine (12). A receiving space (32) is formed in the rotor-stator assembly. A clutch (14) is located within the receiving space ...
https://drivepatents.com/patents/1004375 · 14 Mar 2012
A planetary gear unit (3) is connected to transmission input shaft (4) and variator (2). A gearbox (5) is coupled in region in conjunction with the variator, so that multiple translation domains are displayed. The planetary gear unit and the gearbox are co...
https://drivepatents.com/patents/1008218 · 26 Oct 2011
The method involves detecting whether the holding torque of the vehicle is more than the engine suction torque in the current gear. A signal is released in the forward gear, which indicates the driver about the required usage of the parking brake or a sign...