| Patent Number |
Title Of Patent |
Date Issued |
| 6561773 |
Fuel supply pump for a vehicle and a fuel supply system equipped with said fuel supply pump |
May 13, 2003 |
| An internal housing is surrounded by an external housing, forming an external space. A total quantity of fuel, pumped by the fuel feed pump into the external housing is divided in such a manner into two subquantities of fuel such that the subquantity of fuel, required by a motor, flo |
| 6559764 |
Automatic gearbox for motor vehicles |
May 6, 2003 |
| The invention relates to an automatic gearbox for motor vehicles, comprising an electronic drive control device and an electric gear range selecting element. In case the drive control device fails such that the gears can no longer be changed when the gear range selecting element is a |
| 6559612 |
System and method for the electronic control of an actuator assigned to an automatic control sys |
May 6, 2003 |
| A system for electronic control of an actuator of an automatic control system in a motor vehicle, has a control unit with at least one control function unit for controlling the actuator as a function of at least one operating parameter at a defined adjusting speed. The control unit has a |
| 6553815 |
Method and apparatus for permitting stable operation of a vehicle at an extremely low vehicle sp |
April 29, 2003 |
| The method and apparatus according to the invention permits stable driving operation of a motor vehicle at an extremely low vehicle speed by means of an electronic control unit. The internal-combustion engine is automatically adjusted by the control unit to a special rotational speed |
| 6550788 |
Electromechanical stabilizer for a vehicle chassis |
April 22, 2003 |
| An electromechanical stabilizer for the chassis of a vehicle, particularly a motor vehicle, is provided having an actuator which is integrated between two stabilizer halves and, as required, rotates the two stablizer halves with respect to one another by a rotation angle. The actuator |
| 6550452 |
Method of identifying the ignition stroke in the case of a single-cylinder four stroke engine |
April 22, 2003 |
| In a method of recognizing the ignition stroke in a single-cylinder four-stroke engine, the position and the angular speed of the crankshaft are determined. The period duration is measured from the top of dead center to a defined angle of rotation of the crankshaft, and the measured |
| 6546331 |
Method for longitudinally controlling a vehicle in which information from a navigation system is |
April 8, 2003 |
| In a method for the longitudinal control of a vehicle, where information from a navigation system is recorded and where a target value of at least one parameter for longitudinal control is determined in dependence on the information from the navigation system, the information from the |
| 6544144 |
Motor vehicle having a transmission controlled by an electronic transmission unit |
April 8, 2003 |
| A motor vehicle has a transmission controlled by an electronic transmission unit and an internal-combustion engine controlled by an electronic engine unit. The transmission unit normally shifts the selected gear by controlling actuators in the transmission, as a function of the adjustmen |
| 6544141 |
Control method and control device for an infinitely variable change-speed gear |
April 8, 2003 |
| An arrangement for controlling an infinitely variable vehicle transmission includes an adjusting element which is operable in two modes. In a first mode, the adjusting element can be actuated to select from predetermined transmission gear settings. In the second mode, it can be actuated |
| 6542273 |
Data bus for vehicles having multiple passenger safety devices |
April 1, 2003 |
| In a data bus for vehicles with several passenger safety devices, the devices are synchronized by a synchronization pulse and also share the data bus. The clock of the synchronization pulse is shorter than the accumulated transmission times of the bus-sharing devices. |
| 6541934 |
Electric drive control |
April 1, 2003 |
| In a method for controlling an electric drive, a controlled variable is adjusted to a desired value. To protect the electric drive, the controlled variable is first adjusted to the desired value in a precise manner. Thereafter, the control operation is interrupted, AND the difference |
| 6536792 |
Drive-away blocking device for motorcycles having a side support |
March 25, 2003 |
| A drive-away blocking device is provided for motorcycles having a side support. A sensor, which is mounted on the vehicle and has a linearly guided distance sensing device, and a control component, which is rigidly connected with the swivellable side support and which, at a site eccentri |
| 6536410 |
Method for synchronizing ignition |
March 25, 2003 |
| The invention relates to a method for synchronized ignition in an internal combustion engine with a crankshaft sensor and a device for detecting smooth running. The aim of the invention is to provide a method for synchronized ignition which does not require a camshaft sensor. After the |
| 6535107 |
Vehicle user identification device |
March 18, 2003 |
| In the case of a vehicle user identification device having a mobile transponder which contains a memory for an authorization code and a transmitting-receiving device for transmitting the authorization code to a vehicle-fixed receiver, the transponder is arranged in a user's mobile in |
| 6532807 |
Cooling system for an internal combustion engine in motor vehicles and operating process therefo |
March 18, 2003 |
| A cooling system for an internal combustion engine has a pipeline leading from the internal combustion engine to a radiator, a return pipeline from the radiator to the internal combustion engine, a bypass line connecting the pipeline and the return pipeline, and a thermostat valve, throu |
| 6526760 |
Method and apparatus for conveying a cryogenically-stored fuel |
March 4, 2003 |
| The invention relates to a method and an apparatus for conveying a cryogenically-stored fuel to an internal-combustion engine for providing a combustible working gas. In accordance with the invention, the cryogenically-stored fuel is drawn, in the liquid state, from a thermally-insul |
| 6525646 |
Identification system for the user of a vehicle |
February 25, 2003 |
| In an identification system for the user of a vehicle having a mobile transponder which contains a memory for an authorization code and a transmitting-receiving device for transmitting the authorization code to a vehicle-fixed receiver, the transponder is arranged in a user's wristwa |
| 6523342 |
Method and system for the catalytic aftertreatment of the exhaust gas of an internal-combustion |
February 25, 2003 |
| The present invention relates to a method and a corresponding system for catalytic aftertreatment of the exhaust gas of an internal-combustion engine. Two spatially separate catalyst devices are provided in the exhaust gas system. The first of these catalyst devices is arranged in a |
| 6513871 |
Headrest on a vehicle seat |
February 4, 2003 |
| On a vertically adjustable headrest provided on a backrest of a vehicle seat, a perpendicularly extending center part is arranged on a front side. On the two lateral edges of the center part, a supporting part is pivotally connected in each case by way of a film hinge, which supporting |
| 6513820 |
Air spring system for a two axle motor vehicle |
February 4, 2003 |
| An air spring system for a two axle motor vehicle has a compressed air source and control valves. The control valves are assigned to the individual motor vehicle wheels and by means of which the respective vehicle wheel air springs can be connected by choice to a compressed air suppl |
| 6513618 |
Power steering system |
February 4, 2003 |
| A power steering system for a motor vehicle comprising a hydraulic reaction device (11) by which reaction power is generated on the steering column of the vehicle, depending on the speed thereof. According to the invention, a accumulator (14) is provided on the line (13) connecting the r |
| 6512970 |
Electronic control device for controlling autonomously controllable assemblies |
January 28, 2003 |
| The invention relates to an electronic control unit for controlling individual, autonomously controlled assemblies. The inventive electronic control unit comprises a central control device, a memory and control interfaces. The memory has several non-overlapping memory zones, each of |
| 6511093 |
Head protection system for occupants of motor vehicles |
January 28, 2003 |
| A head protection system for occupants of a motor vehicle has a multi-chamber air bag, which is inflated laterally of the head in the event of a side impact and prevents the displacement of the head. In addition, it protects the head from vehicle body parts that penetrate the occupan |
| 6510832 |
Controllable air intake system for an internal combustion engine and control process therefor |
January 28, 2003 |
| An intake system for an internal combustion engine to avoid water intake, which includes a main air inlet (10), an auxiliary air inlet (11), and an air filter (12). In the main air inlet (10) there is a valve 16 to sealingly close the main air inlet (10) and a moisture sensor (15), which |
| 6508221 |
Liquid cooled cross flow cylinder head for internal combustion engines with cylinders arranged i |
January 21, 2003 |
| For the purpose of achieving a simple casting design that exhibits high rigidity and specific coolant guide, it is proposed for a liquid cooled cross flow cylinder head, which is intended for internal combustion engines with cylinders arranged in series and comprises a coolant chamber, |
| 6507311 |
Device and process for measuring distance and speed |
January 14, 2003 |
| A device and process for measuring distances and/or speeds between a motor vehicle and several objects, like mobile targets and fixed targets, has an FMCW radar system, where the motor vehicle transmits a signal, whose transmitting frequency is modulated with at least two frequency ramps |
| 6502390 |
Method and system for feeding a reducing agent into a catalyst device |
January 7, 2003 |
| The present invention concerns a method and a system for feeding a reducing agent into a catalyst device. A first reservoir is provided and has a solid reducing agent, a second reservoir is provided and has a solvent for the solid reducing agent, and a reducing agent solutions is produce |
| 6501577 |
Optical data bus for a vehicle |
December 31, 2002 |
| In an optical data bus for a vehicle with transmit/receive units (TRUs) that exchange data messages over optical connecting lines and are supplied with electrical energy, the receiving TRU can be deactivated to reduce energy consumption and then reactivated for a short time. The transmit |
| 6499789 |
Filler inlet compartment lid operating system |
December 31, 2002 |
| A system is provided in order to automatically close a filler inlet compartment lid of a car when the lid is in an unintended open position. When predefined signals which are considered to indicate the termination of a refueling operation occur, the system activates a filler inlet co |
| 6499447 |
Process for operating an electromagnetic actuator |
December 31, 2002 |
| A process for operating an electromagnetic actuator is provided, in particular to actuate a gas exchange lift valve of an internal combustion engine, with an armature, which is moved oscillatingly between two electromagnetic coils against the force of at least one return spring via a |
| 6496763 |
System for detecting vehicle rollovers |
December 17, 2002 |
| In a system for detecting imminent or occurring rollovers in a vehicle having at least one rollover sensor for detecting a vehicle rollover and for emitting a corresponding signal, at least one rotational wheel speed sensor is provided which emits a signal corresponding to the respective |
| 6487487 |
Process and apparatus for detecting and compensating for wheel brake irregularities |
November 26, 2002 |
| A method and apparatus for detecting and compensating for wheel brake irregularities includes a unit for detecting a control signal that controls a brake actuator, a unit for detecting changes of the control signal generated by the actuator, and a unit for evaluating control signal c |
| 6480806 |
Automatic headlight leveling system for motor vehicles |
November 12, 2002 |
| A system for automatic headlight leveling control in a motor vehicle has two level sensors which are offset in the longitudinal direction for measuring the vehicle body pitch angle in the form of a level difference. An electronic control unit determines a desired value for the headlight |
| 6478319 |
Single wheel suspension for non-steering wheels of a motor vehicle |
November 12, 2002 |
| An independent wheel suspension for the non-steered wheels of a motor vehicle. The independent wheel suspension includes a spring having a passage opening the size and shape of which is the result of space requirements of the spring shock absorber during the rebounding and the compre |
| 6477466 |
Device for adjusting the height positioning of the body of a vehicle |
November 5, 2002 |
| A method and apparatus for controlling the elevation of a vehicle body in the event of a collision includes devices for sensing information concerning objects approaching the vehicle. Sensed information may include, for example, the relative speed, distance and contour of the approac |
| 6474436 |
Steering system and method for a vehicle |
November 5, 2002 |
| A steering system for a vehicle has a steering operating device, an operating moment sensor which is assigned to the steering operating device and which senses the operating moment exercised on the steering operating device and generates a corresponding signal, and a steering angle senso |
| 6471016 |
Vibration damper for a hydraulic brake system of a vehicle |
October 29, 2002 |
| A vibration damper is provided for a hydraulic vehicle brake system with a diaphragm facing the hydraulic fluid that transmits the braking force and being fastened to a carrier device by its edge in such manner that it is able to move toward the carrier device or away from it at least sl |
| 6469642 |
Method, selector switch and selector device for securely sensing a selector switch position |
October 22, 2002 |
| A method, a selector switch and selector device, is provided for secure position detection of a selector switch, which can be operated in at least two positions, particularly in a vehicle. In the method, a code word composed of a data part and a test part is assigned to each selector |
| 6469475 |
Method and apparatus for detecting a disconnection in the charge line between a generator and an |
October 22, 2002 |
| In a method for detecting a disconnection in the charge line between a generator and an electric battery in a motor vehicle, the generator output voltage is measured and is evaluated at least with respect to the ripple voltage. A disconnection in the charge line is detected when the ripp |
| 6459975 |
Method for recognizing the severity of a vehicle collision |
October 1, 2002 |
| In a method for recognizing the severity of a vehicle collision, wherein the output signal of one or more acceleration sensors is processed and fed to a neural network that controls a release unit for an occupant protection device, and further wherein several occupant protection devices |
| 6457753 |
Door lock for a motor vehicle |
October 1, 2002 |
| A door lock of a motor vehicle having a premounted lock subassembly which is arranged in a hollow space of a vehicle door. The door lock is fastened on the rearward frontal area of the vehicle door and has a lock support on which a latch as well as a detent pawl, which locks the latch in |
| 6453862 |
Ignition device for piston-type internal combustion engines |
September 24, 2002 |
| An ignition device for piston internal combustion engines with a moving piston electrode disposed in the piston face and a counter-electrode arranged in the cylinder head, and with a spark gap forming between the two electrodes wherein the spatial arrangement of the two electrodes is |
| 6453857 |
Control device for controlling an internal combustion engine with a variably controlled valve st |
September 24, 2002 |
| A control device for controlling an internal combustion engine with a variably controlled valve stroke and with a butterfly valve in an air intake tract is provided. The control device is equipped with devices with which the even running of the internal combustion engine is monitored and |
| 6452570 |
Device for controlling the reproduction of an image displayed on a vehicle screen |
September 17, 2002 |
| The device for controlling a map section reproduced on a screen is characterized by a window displayed on the screen, said window marking the map section, and by a control element that is rotatable around its lengthwise axis and can be deflected transversely to the lengthwise axis, w |
| 6450700 |
Coupling element for connecting an electrical apparatus to an optical data bus |
September 17, 2002 |
| A coupling element is provided for connecting an electrical apparatus to an optical data bus with a unidirectional transmission. A housing contains an opto-electrical transducer to which an input data bus line is optically connected, an electro-optical transducer to which an output data |
| 6446685 |
Closure valve for a fluid container |
September 10, 2002 |
| A closure valve for the filler neck of a vehicle fuel tank includes a plastic ball with a vapor impermeable plate attached to it to form part of its surface. The ball is held between a carrier on the inside and a seal carrier on the outside, the seal carrier being held against the ball b |
| 6439256 |
Switchable flap valve |
August 27, 2002 |
| A switchable flap valve having at least one valve plate (2, 2a, 2b) disposed for pivoting about a longitudinal axis in a housing part (1) for opening or closing a valve opening (11) provided in the housing part (1) in which a strip element (4, 4a, 4b) is formed on the upper side of the |
| 6437695 |
Method for capacitive object recognition in vehicles |
August 20, 2002 |
| In a method for capacitive object recognition in vehicles, two capacitive electrodes are charged with alternating voltage and the presence of an object is detected by the change in the capacitance in the capacitor. The two electrodes are charged sequentially and individually with alterna |
| 6435723 |
Split bearing arrangement and method of making same |
August 20, 2002 |
| For a machine housing with a split bearing arrangement, particularly journal bearing in piston machines, with a bearing cover clampably arranged via corresponding profiles on a bearing block, it is proposed that a bearing cover having a profile in its clamping face and acting as the |
| 6431977 |
Air inlet for a heating or air conditioning installation in an motor vehicle |
August 13, 2002 |
| In the cowl of a motor vehicle, partitioning walls are provided by means of which the air inlet opening for a heating or air-conditioning system is partitioned off from the ram pressure in the area below the windshield which occurs during the drive of the vehicle. Partitioning wall, in |
