Patent application number | Description | Published |
20090173557 | DEFINED INTERNAL COMBUSTION ENGINE OPERATION IN VEHICLES HAVING A HYBRID DRIVE - A method for setting operating states of an internal combustion engine, in particular an internal combustion engine of a hybrid drive. In addition to the internal combustion engine, the hybrid drive includes at least one electric drive, a hybrid coordinator and a control unit assigned to the internal combustion engine in which functions are implemented. The functions request operating states favorable to their running ability from the hybrid coordinator which performs a commensurate modification of the distribution of power between the internal combustion engine and the at least one electric drive. | 07-09-2009 |
20090301835 | Double Clutch for a Double-Clutch Transmission - A double clutch for a double-clutch transmission includes a first clutch, a second clutch, a first electric actuator, and a second electric actuator. The first electric actuator acts on a cam that activates both clutches and controls a clutch shift operation between the first and the second clutch. The first electric actuator additionally acts on a cam activating one of the two clutches. | 12-10-2009 |
20100108456 | DUAL CLUTCH FOR A DUAL CLUTCH TRANSMISSION - The invention relates to a dual clutch for a dual clutch transmission for transmitting a torque from a drive shaft to at least one drive shaft, which comprises a first clutch, a second clutch, and an electrical actuating device. The actuating device comprises a coupling slide, wherein a first slide of the coupling slide acts on the first clutch, and a second slide of the coupling slide acts on the second clutch, and the two slides are movable in such a way that by displacing the slides a recoupling process is controlled. | 05-06-2010 |
20110308490 | Method And Device For Start-Stop Systems Of Internal Combustion Engines In Motor Vehicles - The invention relates to a starting method for internal combustion engines in motor vehicles, comprising a start-stop system, and to a starting device ( | 12-22-2011 |
20120191329 | METHOD FOR OPERATING A CONTROLLER FOR A STARTER DEVICE, CONTROLLER, AND COMPUTER PROGRAM PRODUCT - A method is described for operating a controller for a starting apparatus for starting an internal combustion engine in a vehicle, the controller controlling an engagement apparatus, which encompasses the starting apparatus, so as to engage a starter pinion into the ring gear of an internal combustion engine, in particular using a start-stop operating strategy. In order to improve vehicle convenience by the fact that start-stop operation can be implemented with quick and reliable availability of the internal combustion engine, at least one operating parameter of the engagement apparatus is sensed and evaluated by the controller, and the controller adapts the control of the engagement apparatus to the at least one operating parameter. | 07-26-2012 |
20120200093 | CIRCUIT CONFIGURATION FOR A STARTING DEVICE - A circuit configuration for an electric machine, e.g., a starter motor for starting an internal combustion engine in a motor vehicle, includes a current limiting device for limiting a starting current of the electric machine. The circuit configuration includes a bridging device for bridging the current limiting device. | 08-09-2012 |
20120209501 | method and device for determining a starter speed of a starter of a starter system - A method and device for determining a starter speed of a starter of a start-stop system. At least one electrical variable of the starter is ascertained during a run-up of the starter, and the current starter speed of the starter is determined as a function of it. | 08-16-2012 |
20120216634 | METHOD FOR CHECKING ENGAGEMENT OF A PINION OF A STARTER SYSTEM - A method for checking engagement of a pinion of a starter system with a ring gear of a drive unit to be started, including measuring a variable indicating a speed of the pinion or a speed of the drive unit to be started, and checking the engagement on the basis of the measured variable. | 08-30-2012 |
20130036809 | METHOD FOR PREDETERMINING A MOTION STATE OF A DRIVE SHAFT OF AN INTERNAL COMBUSTION ENGINE - The invention relates to a method for predetermining a motion state (BZn+1) of a drive shaft ( | 02-14-2013 |
20130041572 | METHOD FOR MESHING A STARTING PINION WITH A TOOTHED RING OF AN INTERNAL COMBUSTION ENGINE - The invention relates to a method for actuating a starter device ( | 02-14-2013 |
20130049819 | Method and Control Unit for Controlling an Electrical Component - An electrical component having a primary winding, a first field-effect transistor, configured as a switch of the primary winding, for switching the primary winding, a quench winding for quenching the inductive load of the primary winding when switching off the primary winding, and a second field-effect transistor, configured as a switch of the quench winding, for switching the quench winding. In the process, the first field-effect transistor is operated in linear operation and the second field-effect transistor is operated in linear operation or in a clock-pulsed operation between the linear operation and a switched-off state during a switching-off process of the quench winding. | 02-28-2013 |
20130054185 | METHOD AND CONTROL UNIT FOR DETERMINING A FUTURE ROTATIONAL SPEED - A method for determining a future rotational speed of a rotating drive shaft of an internal combustion engine is described, in particular while the internal combustion engine coasts after being turned off, the future rotational speed being calculated from a course of measured rotational speeds. To predict a future rotational speed of the drive shaft of the internal combustion engine as accurately as possible, instantaneous rotational speeds measured at different rotational positions of drive shaft are evaluated. | 02-28-2013 |
20130070375 | ELECTRICAL COMPONENT AND METHOD FOR CONTROLLING AN ELECTRICAL COMPONENT - An electrical component having a core and a first and second coil positioned around the core is controlled in such a manner, that in response to the second coil being switched off, the first coil is short-circuited via a quenching circuit to quench the inductive load of the second coil. | 03-21-2013 |
20130088011 | SWITCHING DEVICE, STARTING DEVICE, AND METHOD FOR AN ELECTROMAGNETIC SWITCHING DEVICE - A switching device has an electromagnetic switching element and a controller, the switching element including two coils on one core which act on a shared armature. In order to implement an operation of the armature to be activatable as rapidly and simply as possible with low power consumption, the controller is designed to have a switch in the current path of the coil in each case to activate each coil. | 04-11-2013 |
20130118283 | ASYMMETRIC TOOTHING - The invention relates to a toothing, in particular between a starting pinion ( | 05-16-2013 |
20130125636 | METHOD FOR DETERMINING A ROTATIONAL SPEED OF A DRIVESHAFT OF AN INTERNAL COMBUSTION ENGINE - The invention relates to a method for determining a rotational speed (nX) of a driveshaft ( | 05-23-2013 |
20130162024 | METHOD FOR OPERATING A TEMPERATURE-LIMITING DEVICE, TEMPERATURE-LIMITING DEVICE AND ELECTRICAL APPARATUS - In a method for operating a temperature-limiting device of an electrical unit activatable for a limited time period by way of an activation signal, the temperature-limiting device permits activation of the electrical unit upon occurrence of the activation signal only if a counter value is greater than or less than a reference value, the counter value being incremented or decremented by a determined temperature equivalence value upon each activation of the electrical unit. | 06-27-2013 |
20130173210 | METHOD FOR DETERMINING AN AVERAGE ROTATIONAL SPEED OF A ROTATING TRANSMISSION SHAFT OF AN INTERNAL COMBUSTION ENGINE - A method for determining an average rotational speed of a rotating transmission shaft of an internal combustion engine to a rotational position is described, the rotating transmission shaft taking on various rotational positions and having an actual instantaneous rotational speed at a first time in the rotational position. At a first approximation in a first step, an approximated average rotational speed is determined, as the difference of the actual rotational speed at the first time and in the rotational position, and the product of a weighted amplitude and an angle-dependent amplitude factor. | 07-04-2013 |
20130342291 | STARTER RELAY FOR A STARTING APPARATUS - A starter relay for a starting apparatus for an internal combustion engine has a reciprocating armature and a pull-in winding, to which current can be applied, and also a switch-on device for an electric starter motor. The switch-on device is operated by means of a switching element which is adjusted by an additional winding. | 12-26-2013 |
20140350829 | METHOD FOR MESHING A STARTER PINION OF A STARTING DEVICE INTO A RING GEAR OF AN INTERNAL COMBUSTION ENGINE - The invention relates to a method for meshing a starter pinion ( | 11-27-2014 |