Patent application number | Description | Published |
20100064786 | METHOD FOR ASCERTAINING THE SPEED OF A STARTER - A method for determining the speed of a starter for starting internal combustion engines. The starter speed may be ascertained in a particularly simple and cost-effective manner in that it is calculated from different electrical variables and is calibrated by comparison to the internal combustion engine speed. | 03-18-2010 |
20100101522 | METHOD FOR POSITIONING A CRANKSHAFT OF A SHUT-DOWN INTERNAL COMBUSTION ENGINE OF A MOTOR VEHICLE - The invention relates to a method for positioning a crankshaft of a turned-off internal combustion engine of a motor vehicle, wherein the crankshaft is rotated into a desired target position for the subsequent start of the internal combustion engine by means of an electric starter motor having a free wheel. The invention provides that at least one characteristic curve and/or characteristic value of a correlation between a covered rotational distance of the crankshaft and a position of the angle of rotation is determined at a standardized pulsed current duration of the starter motor for a defined operating case, that the current position of the angle of rotation of the crankshaft is determined, and that at least one estimated pulsed current duration is applied to the electric starter motor as a function of the determined position of the angle of rotation of the crankshaft and the target position and the characteristic curve/characteristic values. The invention further relates to a device for carrying out the method according to one or more of the preceding claims, comprising at least one electric starter motor having a free wheel, and a controller actuating the starter motor, and a sensor for detecting the current position of the angle of rotation of a crankshaft of an internal combustion engine. | 04-29-2010 |
20100186703 | STARTER FOR INTERNAL COMBUSTION ENGINES HAVING A LOAD ALLEVIATION SWITCH - The invention relates to a starter for starting of an internal combustion engine, comprising a starter relay ( | 07-29-2010 |
20100282199 | DEVICE HAVING A FIRST GEARING PART FOR MESHING WITH A SECOND GEARING PART, IN PARTICULAR A STARTING DEVICE HAVING A PINION FOR MESHING WITH A RING GEAR OF AN INTERNAL COMBUSTION ENGINE, AND METHOD OF OPERATING SUCH A DEVICE - A device having a first gearing part for meshing with a second gearing part, in particular a starter device having a pinion for meshing with a ring gear of an internal combustion engine, in which at least one arrangement is provided whereby a motion state of the first gearing part and a motion state of the second gearing part are ascertainable. A method for operating a device having a first gearing part for meshing with a second gearing part, in particular a starter device having a pinion for meshing with a ring gear of an internal combustion engine, in which at least one arrangement is provided whereby a motion state of the first gearing part and a motion state of the first gearing part and a motion state of the second gearing part are ascertained. | 11-11-2010 |
20120158274 | Control device for an electrical high-current consumer, method for operating same, and computer program product - A control device for an electrical high-current consumer is provided, e.g., a starter controller for a starter motor of an internal combustion engine in a motor vehicle, in a circuit having an internal ohmic resistor and further ohmic resistors, e.g., line resistors. The control device includes a microcomputer having a memory. To ensure a control device for standardized, defined control of the high-current consumer on different vehicle platforms, the control device includes an adapter having the microcomputer for adapting to the individual overall ohmic resistance of the circuit. | 06-21-2012 |
20120175890 | Control and method of a starter motor for a starter device - A control is described for a starter device of an internal combustion engine in a vehicle having a starter motor, a first current path and at least one additional second current path, which is connected in parallel to the first current path, for energizing the starter motor, the first current path having an switching device, in particular a starter relay. In order to improve an energization of the starter motor, the control is in operative contact with a testing device for checking a switching state of the switching device and provided with an adapter for adapting the energization of the switching device. | 07-12-2012 |
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 |
20140232301 | METHOD AND DEVICE FOR CHARGING A BATTERY OF AN ELECTRICAL DRIVE USING COMPONENTS OF THE ELECTRICAL DRIVE - The invention relates to a multi-stage charging device for a battery of a battery operated electrical motor. The multistage charging device comprises a buck converter, an intermediate circuit and a boost converter in order to generate a suitable direct charging current from a (one or three-phase) alternating current provided by a power connection. According to the invention, components of the electrical drive are used for the boost converter and the intermediate circuit: the electrical motor functions as an intermediate circuit and the drive converter functions as a boost converter. According to the invention, the coupling of the electrical motor to the network-side buck converter occurs so that at least half the charging current flows through at least one of the at least three coils of the electrical drive. The invention further relates to a corresponding method and to a corresponding use of the drive components. | 08-21-2014 |