| Patent Number |
Title Of Patent |
Date Issued |
| 7441843 |
Hydraulic unit |
October 28, 2008 |
| A hydraulic unit for a slip-controlled brake system includes noise damping chambers (6), and at least one element which defines a direction of inflow and outflow of the pressure fluid for the throughflow and deviation of the pressure fluid in the noise damping chamber (6). In one emb |
| 7431133 |
Method for actuating an electromechanical parking brake device |
October 7, 2008 |
| A method for actuating an electromechanical parking brake device for a brake that can be actuated by an electromechanical actuator comprised of an electric motor and of a reduction gear connected downstream of the electric motor and provided for converting a rotational motion into a |
| 7427913 |
Method and device for transmitting safety-critical operating conditions of a motor vehicle |
September 23, 2008 |
| A method for transmitting a safety-critical operating condition of a safety-critical system of a motor vehicle to the driver, and a device for implementing the method. Transmission of a safety-critical operating condition to the driver by a control lamp can be disrupted if the control |
| 7418345 |
Method and device for reducing damage caused by an accident |
August 26, 2008 |
| A method and device serves to reduce damage caused by an accident, in which a vehicle driver is unable to bring the vehicle that has had an accident into a safe position. A system intervenes in an appropriate manner into the motional behavior of the vehicle, influencing the latter in |
| 7390174 |
Piston pump |
June 24, 2008 |
| A piston pump (10) for a hydraulic consumer of an electronically controlled vehicle brake system, carries a stepped piston (50, 50') and centers a sealing assembly (26, 26') which is retained in an axial direction Ax by a step (52, 52') on the stepped piston (50, 50'), on the one han |
| 7389390 |
Method, microprocessor system for critical safety regulations and the use of the same |
June 17, 2008 |
| In a method of operating a microprocessor system provided with safety functions, which comprises two or more processor cores (1, 2) and periphery elements (5, 7) on a common chip carrier, to which the cores can have access for write or read operations, a distinction is made between a |
| 7385365 |
Method for the detection of abnormalities of electric motors |
June 10, 2008 |
| In a method for error detection of a brushless electric motor, at least one first motor parameter is measured or determined, and a second, estimated motor parameter is estimated on the basis of the first motor parameter. The second, estimated motor parameter is compared to a second, |
| 7374253 |
Method for monitoring the air bleeding quality of an electrohydraulic braking system |
May 20, 2008 |
| The invention discloses a method for determining the air content of the brake fluid in a hydraulic braking system. This method also permits determining the quality of the bleeding of the braking system.The principle of the method is a comparison of the volume intake with the respecti |
| 7347509 |
Diaphragm-type accumulator |
March 25, 2008 |
| A diaphragm-type accumulator for a slip-controlled vehicle brake system has a media-separating element in a housing bore including a diaphragm made of an elastic material, which has a concave design with respect to a pressure fluid inlet for the purpose of pressure fluid intake.The d |
| 7341319 |
Device and method for operating a motor-vehicle parking brake |
March 11, 2008 |
| Disclosed is a method for operating an electromechanically operable and/or electromechanically lockable parking brake for motor vehicles having an operating element, an electronic control unit, to which are sent wheel speed values from wheel speed sensors, at least one unit for generatin |
| 7337872 |
Hydraulic power assisted steering system |
March 4, 2008 |
| A hydraulic power steering system with a steering gear and a hydraulic actuator for supporting a steering wheel actuation by the driver of a vehicle, in particular a motor vehicle, includes components for actively applying an additional steering torque, the components for actively ap |
| 7331220 |
Device and method for monitoring tyre pressures |
February 19, 2008 |
| Disclosed is a tire pressure monitoring device for a motor vehicle. A tire pressure monitoring system with direct measurement includes a transmission device for transmitting tire pressure values determined by pressure sensors, and a tire pressure monitoring system with indirect measu |
| 7325658 |
Actuator unit for an electromechanically actuatable disk brake |
February 5, 2008 |
| An actuating unit for an electromechanically actuatable disk brake for motor vehicles consists essentially of a drive unit (1), i.e., an electric motor (11); an actuating element (7), by means of which one (4) of two friction linings (4, 5) mounted with limited freedom of movement in |
| 7322660 |
Method for electronically regulating brake-power distribution |
January 29, 2008 |
| A method for electronically regulating brake force distribution to the front axle and the rear axle of a motor vehicle (EBV control), wherein the rotational behavior of the vehicle wheels is determined, compared with the vehicle speed or vehicle reference speed and/or with the changes |
| 7322658 |
Hydraulic unit for anti-slip braking systems |
January 29, 2008 |
| In order to produce a compact hydraulic unit for use in an electrohydraulic braking system, the invention discloses that a first accommodating bore for a first feeding device of a pump is passed through between valve accommodating bores of a first and second valve row, and in that se |
| 7322269 |
Housing module for a brake booster |
January 29, 2008 |
| The present device relates to a housing module 1 for a brake booster. The housing module has a housing shell 3 that accommodates a movable wall 4. The movable wall subdivides an interior space of the brake booster into a low-pressure chamber 5 and a working chamber 6. Also, a control hou |
| 7321311 |
Steering handle for motor vehicles and method for recording a physical parameter on a steering h |
January 22, 2008 |
| Steering handle, in particular steering wheel, for motor vehicles, on which means are provided for recognition of a contact between at least one hand of the vehicle driver and the steering handle (free hand recognition). |
| 7313998 |
Motor/pump unit, particularly for anti-skid vehicle brake systems |
January 1, 2008 |
| The present invention relates to a motor-pump unit for slip-controlled vehicle brake systems, including an accommodating member for hydraulically active elements comprising at least one working piston, which is arranged and guided in the accommodating member so as to be movable in a |
| 7289930 |
Method for monitoring tyre pressure monitoring systems in a motor vehicle |
October 30, 2007 |
| Disclosed is a method of monitoring tire pressure monitoring systems in a motor vehicle. The motor vehicle has a tire pressure monitoring system with indirect measurement which detects tire inflation pressure loss on the basis of wheel speed data, and a tire pressure monitoring system wi |
| 7289928 |
Method for improving a system for recognizing tire pressure which is measured in an indirect man |
October 30, 2007 |
| The present device relates to a method of improving a indirect measurement tire pressure detection system. Such systems include a system that detects pressure loss based on wheel speed data. The present method determines reference values dependent upon driving parameters and produces |
| 7283924 |
Method for automatically determining the fitting positions of tires in a motor vehicle |
October 16, 2007 |
| The present device relates to a method for automatically determining the installation positions of wheels in a motor vehicle. The motor vehicle has a direct measure tire pressure monitoring system includes individual wheel tire pressure measuring devices and transmitting devices for the |
| 7273134 |
Actuation unit for an electromechanically-actuated disc brake |
September 25, 2007 |
| An actuating unit is provided for an electromechanically actuated disc brake for automotive vehicles, substantially comprising a driving unit or an electric motor, an actuating element by which one of two friction linings displaceably arranged within a brake caliper is brought into e |
| 7267412 |
Method for determining or calibrating the brake control characteristic of a vacuum brake booster |
September 11, 2007 |
| In a method for determining or calibrating the brake control characteristic of a vacuum brake booster of a vehicle brake system, the pressure in the working chamber or the pressure difference between the working chamber and the vacuum chamber of the vacuum brake booster is determined |
| 7267209 |
Electromechanically-operated disc brake for motor vehicles |
September 11, 2007 |
| The present invention relates to an electromechanically operable disc brake for motor vehicles comprising a brake caliper and an actuator arranged at the brake caliper, with two friction linings cooperating with each one lateral surface of a brake disc, with at least one of the frict |
| 7264317 |
Hydraulic unit |
September 4, 2007 |
| A hydraulic unit for a hydraulic regulation device, in particular for slip-controlled motor vehicle brake systems, includes several hydraulic, mechanical and/or electrically operable functional elements arranged at an accommodating member, such as accumulation elements, valve elements, |
| 7263878 |
Method for identifying tire characteristics |
September 4, 2007 |
| The present invention relates to a method of detecting growth of the dynamic tire circumference (circumferential growth or tire growth), wherein at least one reference value Ref is produced on the basis of wheel speed information, said reference value representing in particular a sid |
| 7243326 |
Client-specific circuit board with isolated redundant systems |
July 10, 2007 |
| An automated method for producing integrated circuit arrangements for automotive vehicle control systems provides at least two logically isolated subsystems (5, 6) and, in addition to the logical isolation, effects a spatial (physical) isolation of the subsystems on the surface avail |
| 7213688 |
Disc brake having at least two friction rings |
May 8, 2007 |
| A disc brake for a motor vehicle having at least two axially stationary friction rings being connected to a rotatable hub. The disc brake comprises several brake pads cooperating with the associated friction rings during a braking operation. A favorable structural overall design of t |
| 7209032 |
System for transmitting tire condition variables |
April 24, 2007 |
| The present invention relates to a system for transmitting tire condition variables from a transmission device mounted on a motor vehicle to an electronic evaluating or control unit arranged in the area of the vehicle body, which is detachably fastened to a motor vehicle wheel described |
| 7207423 |
Acceleration sensor for motor vehicles |
April 24, 2007 |
| An acceleration sensing unit (1) includes an acceleration sensor element (4), wherein said sensing unit (1) emits an electric signal at a signal output (k3, k4), the sensing unit (1) is electrically active and supplied with electric energy through the signal output.In an assembly compose |
| 7204565 |
Electrohydraulic assembly for an electronically controlled brake system |
April 17, 2007 |
| The invention relates to an electrohydraulic assembly for an electronically controlled brake system with an accommodating member which includes accommodating bores for electrohydraulic valves, accommodating bores for hydraulic supply devices and an accommodating bore for at least one |
| 7203612 |
Method for determining internal pressure of a vehicle tire |
April 10, 2007 |
| Disclosed are different processes for the determination of the internal pressure, particularly of the minimum pressure of the tire of a motor vehicle during driving operation, through an analysis of the characteristic vibration behavior of the wheel, whereby the standardized amplitud |
| 7201045 |
Pressure sensor module |
April 10, 2007 |
| The invention relates to a pressure sensor module, in particular for electrohydraulic brake system, with several pressure sensors arranged in a sensor housing that is connected with its flange surface to the mounting surface of a hydraulic housing in such a fashion that several press |
| 7200514 |
Method for detecting straight-ahead driving based on information on the rotational speed of a wh |
April 3, 2007 |
| The present invention relates to a method of detecting straight-ahead driving according to a first straight-ahead driving detection method based on information on the rotational speed of a wheel by way of memorizing a curve parameter in a learning phase, in particular in selected dri |
| 7195027 |
Solenoid valve |
March 27, 2007 |
| The present invention relates to a solenoid valve. The end of valve, which points away from the magnet core towards the magnet armature, bears against an area of a valve tappet remote from the valve seat. The valve tappet is positioned so that it can be displaced in a bore of the magnet |
| 7174247 |
Method for improving the regulatory behavior of motor vehicle regulatory systems |
February 6, 2007 |
| The invention relates to a method for improving the control behavior of motor vehicle control systems such as ABS, ESP, etc. comprising electrically driven hydraulic pumps, inlet and outlet valves and low-pressure accumulators, wherein the low-pressure accumulators accommodate, at le |
| 7168536 |
Brake master cylinder comprising plunger pistons and radial grooves inserted into the housing in |
January 30, 2007 |
| The present invention relates to a tandem master cylinder including two plunger pistons and its object is to design the cylinder as simple as possible and to render its assembly as economical as possible. This object is achieved by inserting circumferential annular grooves directly i |
| 7165754 |
Electromagnetic valve |
January 23, 2007 |
| The invention relates to an electromagnetic valve, the valve coil of which is actuatable by an electric current for removing deposits at the valve seat and the valve closure member in such a manner that the valve closure member impinges upon the valve seat with a defined impulse force. |
| 7140699 |
Method for regulating a predetermined modifiable brake pressure |
November 28, 2006 |
| The present invention relates to a method for regulating a predetermined modifiable brake pressure in the wheel brakes of a brake system, wherein input quantities determining the brake pressure in the individual wheel brakes are evaluated and correcting variables of hydraulic valves are |
| 7135998 |
Electronic circuit arrangement for error-free analog/digital conversion of signals |
November 14, 2006 |
| The present invention relates to a circuit arrangement for the error-free analog-to-digital conversion of N analog input signals N.sub.i in a plurality of digital output signals corresponding to the number N using exactly one analog-to-digital converter, wherein N>=1, wherein further |
| 7131520 |
Actuator unit for an electro-hydraulic brake system |
November 7, 2006 |
| An actuator unit for an electro-hydraulic brake system of the `brake-by-wire` type, the first and second pistons thereof being preloaded by a resetting spring each in opposition to the actuating direction. The first pressure chamber of the tandem master cylinder is connected to a hyd |
| 7123002 |
System for transmitting the position of a control element |
October 17, 2006 |
| The present invention relates to a system for reliably transmitting the position of a control element to an electronic processing unit by way of electric signal lines, wherein the position signal is transmitted by way of several signal channels, and use thereof in a motor vehicle brake |
| 7118183 |
Hydraulic unit for an anti-slip brake system |
October 10, 2006 |
| The present invention relates to a hydraulic unit whose ventilation system includes a pressure compensating channel (1) that extends transversely to the motor- and pump accommodating bore (2, 11) from the second housing surface (A2) through the motor accommodating bore (2) in the directi |
| 7111507 |
Method for compensating temperature in a tire pressure monitoring system |
September 26, 2006 |
| The invention discloses a method for compensating temperature in a system for tire pressure monitoring which is especially implemented by detecting a tire pressure and/or by detecting a tire pressure loss. The method is especially characterized in that the temperature is compensated by |
| 7108242 |
Seat valve |
September 19, 2006 |
| A seat valve in a motor vehicle wheel slip control system includes a valve tappet acting as a valve closure member, where the valve tappet is movably guided and aligned with a valve seat member by a centering sleeve that guides the valve tappet. The centering sleeve is articulated at the |
| 7100374 |
Piston unit having a captive spring |
September 5, 2006 |
| The invention relates to a piston unit having a captive spring for a cylinder, particularly for a tandem master cylinder of a motor vehicle, wherein the spring, with a first end, is supported at least indirectly on a piston and, with a second end, is supported on a retaining device that |
| 7093913 |
Traction control method for slipping wheels of at least one driving axle |
August 22, 2006 |
| The present invention relates to a method for traction control of slipping wheels of at least one driving axle, which are driven by way of an open differential gear and can be interlocked by braking intervention to a defined, predeterminable degree for effecting a differential lock f |
| 7080890 |
Method for improving the operation of a braking system |
July 25, 2006 |
| In a method for improving the operation of a hydraulic vehicle brake system with an active hydraulic brake boost, wherein a pressure fluid volume flow between a master brake cylinder and the wheel brakes of the vehicle is controlled by means of an analog or analogized separating valv |
| 7066561 |
Method for improving the control response of an antilock control system during braking operation |
June 27, 2006 |
| In a method for improving the control response of an anti-lock control system (ABS) during braking operations at a high coefficient of friction, the brake pressure control thresholds, in particular the intervention or application thresholds of the anti-lock control system (ABS) are adapt |
| 7055867 |
Brake servo comprising a connecting element with a defined angular position |
June 6, 2006 |
| The present invention relates to a brake booster with at least one booster housing section including an opening into which a sealing element made of a flexible material is mounted, said sealing element including a recess into which a pneumatic connecting element, in particular for the va |
