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Inventor: Martin Leibbrandt


Address: Bedburg, DE
No. of applications: 16
Last application issue date: 08/25/2011

Application No.Application TitleIssue Date
20110203859VEHICLE HAVING DRIVE TRAIN
The invention relates to a vehicle having a drive train, which comprises at least one first engine and a wheel, wherein a torque can be transmitted from the first engine to the wheel by the drive train, and wherein at least one first unit of the drive train is connected...
08/25/2011
20100048354AUTOMATED TRANSMISSION AND METHOD OF CONTROLLING THE SAME
An automated gear shift transmission and method of controlling the same are described. The transmission is installed in a motor vehicle comprising several forward gears and at least one reverse gear and that allows choosing from several different driving modes by means ...
02/25/2010
20090137363METHOD FOR SHIFTING GEARS IN A DUAL CLUTCH TRANSMISSION
A method for shifting gears in a dual clutch transmission within a motor vehicle and a motor vehicle implementing said method are suggested providing a smooth transition between gears particularly in the starting phase. The dual clutch transmission comprises a first clu...
05/28/2009
20090137365METHOD FOR CONTROLLING A CLUTCH
A method of controlling a clutch in a motor vehicle and a motor vehicle adapted to perform this method are suggested, in particular resulting in a good starting phase action for supercharged diesel motors. The method comprises the method steps of: setting a clutch torqu...
05/28/2009
20090127012METHOD FOR PREVENTING UNCONTROLLED ROLLBACK
A method and a motor vehicle applying that method for preventing an uncontrolled rollback of a motor vehicle is suggested, said method comprising means for influencing the torque transmission by a drive train. In case a rollback action is detected, namely a movement in ...
05/21/2009
20090125201METHOD FOR SETTING THE FILLING PRESSURE FOR A CLUTCH
A method for determining the filling pressure for a clutch and a hydraulic clutch adapted to conduct said method are suggested where clutch linings are brought into engagement against the force of a clutch release spring by a hydraulic pressure system. The hydraulic pre...
05/14/2009
20090105913Method for Reaching a Neutral Position of a Gearshift Fork in a Shift Transmission
The invention relates to a method for reaching a neutral position N located between two end positions of a gearshift fork in a shift transmission in a motor vehicle from a starting position of the gearshift fork. The method allows finding the neutral position of the gea...
04/23/2009
20080176711HYDRAULIC CONTROL APPARATUS FOR AN AUTOMATIC DUAL CLUTCH TRANSMISSION
A hydraulic control apparatus for an automatic dual clutch transmission, comprising a first clutch with a first partial transmission and a second clutch with a second partial transmission, as well as a shifting system for engaging/disengaging gears of the two partial tr...
07/24/2008
20070074944HYDRAULIC CONTROL APPARATUS FOR AN AUTOMATIC DUAL-CLUTCH TRANSMISSION
The invention relates to a hydraulic control device for an automatic dual-clutch transmission which has a first clutch and a second clutch, having a control valve unit which predefines at least one hydraulic parameter such as pressure and/or one volume flow. Regulating ...
04/05/2007
20070062773HYDRAULIC CONTROL APPARATUS FOR AN AUTOMATIC DUAL-CLUTCH TRANSMISSION
The invention relates to a hydraulic control device for an automatic dual-clutch transmission which has a first clutch and a second clutch, having a control valve unit which predefines at least one hydraulic parameter such as pressure and/or one volume flow. Regulating ...
03/22/2007
20060230853Twin-clutch transmission
A twin-clutch transmission, in particular for a motor vehicle, with a twin-clutch arrangement comprising: a first clutch; a second clutch; a first input shaft; a second input shaft; at least one output shaft; a number of engageable gearwheel pairs for connecting the inp...
10/19/2006
20060234826Switching-valve arrangement for a shifting system of an automatic transmission
The invention relates to a switching-valve arrangement for a shifting system of an automatic transmission having a first actuator for engaging and releasing gears, at least a second actuator for engaging and releasing gears, a first activatable switching valve, a second...
10/19/2006
20060230855Hybrid twin-clutch transmission
The invention relates to a twin-clutch transmission, in particular for a motor vehicle, comprising: a twin-clutch arrangement with clutches, input shafts, at least one output shaft, a number of gearwheel pairs and drive units. The first drive unit is connected to the in...
10/19/2006
20060054442Hydraulic system providing pressure and volume flows in a double-clutch transmission
A hydraulic system for providing pressure and volume flows in a double-clutch transmission. A first clutch and a second clutch are preceded by at least one changeover valve which, in a first state, guides lubricating flow to the first clutch and cooling flow to the seco...
03/16/2006
20060054447Hydraulic system for providing pressures and volumetric flows in a dual clutch transmission
The invention relates to a hydraulic system (1) for providing pressures and volumetric flows in a dual clutch transmission, in particular for providing a first volumetric flow for cooling and lubricating a first clutch (2) and for providing a second volume...
03/16/2006
20060046897Hydraulic control apparatus for an automatic dual clutch transmission
The invention relates to a hydraulic control apparatus (1) for an automatic dual clutch transmission, which includes a first clutch (9) with a first partial transmission and a second clutch (13) with a second partial transmission, as well as a shift...
03/02/2006
 
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