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| Number | Title | Issue Date |
| 8251464 | Brake fluid pressure control device for vehicles A brake fluid pressure control device for vehicles is provided capable of adjusting with a simple control a brake fluid pressure applied to a wheel brake. The control device includes for each system of an X-pipe arrangement: a cut valve as a linear solenoid valve pr... | 08/28/2012 |
| 7322660 | Method for electronically regulating brake-power distribution 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/... | 01/29/2008 |
| 7052096 | Vehicle antilock brake control system A vehicular antilock brake control system does not require a lengthy extension piping from its actuator. The system provides for an accurate controlling method for maximizing a calculated road surface friction coefficient. Each wheel has a control unit consisting of... | 05/30/2006 |
| 6918638 | Device for stabilizing a motor vehicle A vehicle stabilizing device for setting or modifying brake pressures in the wheel brakes of a braking system with diagonally divided braking circuits. To improve a stabilization of the vehicle in the case of understeering by an additional delay, a device for determ... | 07/19/2005 |
| 6736465 | System for estimating brake-fluid pressure A brake control system includes an ECU having an estimate part which is so constructed as to: totalize an influent amount of fluid in a brake actuator in accordance with an output time of a valve opening drive signal of a control signal and a supply amount per unit ... | 05/18/2004 |
| 6732036 | Method and apparatus for controlling a drive unit A method and an apparatus for controlling a drive unit, in which, when drivetrain oscillations are present, a reduction of the torque takes place until they have decayed. In addition, the torque value at which the oscillations occurred is stored. If the torque excee... | 05/04/2004 |
| 6667696 | Sensor system for measuring angles and positions A sensor system is provided in which a digital absolute value of the particular position of a stationary part (stator) with respect to a part moving relative to it (rotor) is created, which is transferred in serial transmission to an evaluation circuitry,... | 12/23/2003 |
| 6547344 | Braking apparatus for vehicles A braking apparatus for vehicles BU, in which plurality systems of individually separated brake fluid pressure passages BC(A), BC(B) are arranged, and each passage is provided with at least one brake fluid pressure retaining means RU(A), RU(B) for continu... | 04/15/2003 |
| 6336689 | Brake fluid pressure retaining unit A brake fluid pressure retaining unit for a vehicle comprises a solenoid valve SV arranged in a brake fluid passage FP between a master cylinder MC and a wheel cylinder WC so as to shut off or communicate the brake fluid passage FP. In the case that a tra... | 01/08/2002 |
| 6312065 | Control system for brake power proportioning on a road vehicle A braking-force control system and method is provided for a road vehicle having an electrically controllable four-circuit brake system. The braking forces generated by the individual wheel brakes can be adjusted in a wheel-specific way. Adjustment devices... | 11/06/2001 |
| 6089679 | Vehicle braking system adapted to optimize distribution of braking forces A braking system for braking a motor vehicle by the front and rear brakes of the vehicle's front and rear wheels, respectively, including a distribution control device for controlling a distribution of front and rear wheel braking force produced by the re... | 07/18/2000 |
| 6009366 | Process for monitoring a braking system with antilock system and electronic braking power distribution A method of monitoring a brake system which is equipped with anti-lock control (ABS) and a system for electronic control of brake force distribution (EBV). The system includes two brake circuits in a black/white brake circuit split-up, the EBV function or... | 12/28/1999 |
| 5967629 | Vehicle anti-lock braking system adapted to determine pressure control mode of one of rear brake cylinders depending upon that of the other rear brake cylinder Anti-lock brake system including a controller for controlling at least one solenoid-operated valve device for controlling braking pressures in a rear right and a rear left brake cylinder such that if two different control modes which would be selected for... | 10/19/1999 |
| 5944393 | Turn control apparatus for a vehicle A turn control apparatus for a vehicle is applied to a four-wheeled automobile. When the vehicle turns while being braked, the outside front and inside rear wheels viewed in the vehicle turn direction are selected from the vehicle wheels as two target whe... | 08/31/1999 |
| 5852788 | Wheel speed correction method that accounts for use of a mini tire A method is provided to correct the wheel speed for a vehicle equipped with a mini tire as the spare tire plus a nonvolatile memory device. The presence or absence of a mounted mini tire is detected while the vehicle is moving, and if a mini tire is mount... | 12/22/1998 |
| 5799261 | Anti-skid control system for automotive vehicles An anti-skid control system for an automotive vehicle, comprises a plurality of actuators each associated with one of front-left, front-right, rear-left and rear-right road wheels, for adjusting braking forces applied to the road wheels independently of e... | 08/25/1998 |
| 5743601 | Vehicle antilock brake control device An antilock brake control device installed across two independent brake circuits in which brake lines connect the master cylinder to the wheel cylinders of wheel brakes of diagonal front and rear wheels, in which for each brake circuit, a first brake line... | 04/28/1998 |
| 5722743 | Turn control apparatus for a vehicle A vehicle turn control apparatus has an electronic control unit which controls the operation of hydraulic pressure control valves for adjusting a fluid pressure generated by a pump during the turn control which is carried out in accordance with a required... | 03/03/1998 |
| 5584540 | Hydraulic braking system for an automotive vehicle A hydraulic braking system for an automobile vehicle includes a first brake pressure control circuit and a second brake pressure control circuit, each of which includes a front solenoid valve disposed between one of the front wheel brakes and one of press... | 12/17/1996 |
| 5570936 | Fluid pressure control method of an anti-skid control apparatus for vehicle A fluid pressure control method of an anti-skid control apparatus for a vehicle, wherein the anti-skid control apparatus includes a tandem master cylinder, wheel cylinders of wheels, wheel speed sensors associated with the respective wheels, a control uni... | 11/05/1996 |
| 5556177 | Protecting ABS skid detection against data corruption An ABS skid detection protection system for a wheeled vehicle detects a predetermined level of deceleration at a wheel; detects, memorizers and holds for a prescribed period the wheel speed value at that predetermined deceleration level; detects whether t... | 09/17/1996 |
| 5458405 | Motor vehicle brake pressure control apparatus wherein brake pressure is controlled based on estimated future wheel speed A brake pressure control apparatus for regulating a brake pressure for braking a wheel of a motor vehicle, including a device for obtaining a rotating speed of the wheel, a pressure regulator for regulating the brake pressure, on the basis of the rotary s... | 10/17/1995 |
| 5445445 | Antiskid brake system having rear brake apportioning control An antiskid control device is disclosed. This device is capable of controlling the braking of a vehicle such as an automobile so as to obtain a reduced stopping distance while simultaneously making it possible to maintain the stability and steerability of... | 08/29/1995 |
| 5401082 | Anti-lock brake control system with yaw control When ABS control is active to reduce brake pressure at a front wheel when an instability occurs at that wheel, the brake pressure at the diagonally located rear wheel is controlled in unison unless ABS control due to an instability is active at that rear ... | 03/28/1995 |
| 5375919 | Anti-skid control method An anti-skid control method for an anti-skid control device comprising two pressure medium lines installed between the master cylinder and the return pathway of the pressure medium with an inlet valve, selector valve, and discharge valve arranged in serie... | 12/27/1994 |
| 5373447 | Method of and apparatus for vehicle traction control by detecting wheel spin A first difference is formed between the speeds of a front left wheel and a rear right wheel. A second difference is formed between the speeds of a front right wheel and a rear left wheel. The higher of the differences is compared with a threshold from a ... | 12/13/1994 |
| 5136511 | Safety circuit A safety circuit (12) for the surveillance of the proper functioning of an electronic wheel lockup-protected motor vehicle brake system includes automatic control circuits (10, 38), automatically controlled magnet valves (4, 46), and pick-up transducers (... | 08/04/1992 |
| 5131729 | Vehicle brake system with anti-skid apparatus A known vehicle brake system having four wheel brakes, belonging to two brake circuits, for four wheels has an anti-skid apparatus with two electrically controllable brake pressure modulators, two wheel rotation sensors, and two brake pressure adaptors. T... | 07/21/1992 |
| 4971401 | Anti-skid control apparatus for braking system An anti-skid control apparatus for a vehicle having a brake system in which the front wheels are diagonally connected with the rear wheels, including a fluid pressure control valve device arranged between fluid pressure generating chambers of a tandem mas... | 11/20/1990 |
| 4893881 | Hydraulic anti-lock braking systems for vehicles An anti-lock braking system incorporates a copy valve adapted to ensure that the behaviour of a brake on one rear wheel of a vehicle is copied by the brake on the other rear wheel when an anti-lock situation arises. For example, a single copy valve may be... | 01/16/1990 |
| 4859003 | Method and device for the control of the braking effect of a brake-slip-controlled brake system To control the braking effect of a brake-slip controlled hydraulic or pneumatic brake system for automotive vehicle transducers (14, through 18) serve to determine the braking pressure, the axle loads, the translational deacceleration of the vehicle, the ... | 08/22/1989 |
| 4844555 | Anti-lock control device in a 2-channel diagonal brake system An anti-lock control device in a 2-channel diagonal brake composed of two individual brake lines, one controlling the front left and the rear right wheel, and the other the front right and the rear left wheel. When pressure reduction occurs in one brake l... | 07/04/1989 |
| 4776644 | Anti-skid control apparatus for a vehicle braking system An anti-skid control apparatus for a vehicle braking system in which front and rear wheels are diagonally connected, includes fluid pressure control valve devices arranged between fluid pressure generating chambers of a tandem master cylinder and brake ap... | 10/11/1988 |
| 4715665 | Brake slip controlled brake for automotive vehicles A brake-slip-controlled brake system for automotive vehicles comprises a master cylinder (1) acted upon by the pedal force (F) in a direct or auxiliary-force-assisted manner and connected with the wheel brake cylinders in the vehicle wheels (VR, HR) e.g. ... | 12/29/1987 |
| 4652060 | Antiskid control method In a method for antiskid control of a vehicle, the operating condition of a two-channel type antiskid control device is arranged to be shiftable according to the road surface condition, in such a manner that, in the case of a so-called split road surface ... | 03/24/1987 |
| 4637664 | Anti-skid control apparatus for a vehicle braking system In an anti-skid control apparatus for a vehicle braking system including a fluid pressure control valve device arranged between a master cylinder and a wheel cylinder of a brake for the wheel, the fluid pressure control valve device receiving control sign... | 01/20/1987 |
| 4632467 | Brake system with brake slip control In a brake-slip controlled brake system for automotive vehicles, each one front wheel and one rear wheel are assigned to one joint braking pressure control channel (6, 8; 7, 9). Sensors (S1 -S4) for determining the wheel rotational b... | 12/30/1986 |
| 4611858 | Hydraulic brake system A vehicular hydraulic brake system wherein valve means are provided which in the release position of the brake and during normal braking actions establish communication between diagonally opposite wheel brakes and which preferably hydraulically connect th... | 09/16/1986 |
| 4600244 | Automotive vehicle anti-brake lock system To simplify the anti-lock brake system in which two brake circuits (I,II) are used, connected to diagonally located wheels (2,3; 1,4), magnetic valves are provided in which one braking circuit fully controls the wheels thereof and the wheels of the other ... | 07/15/1986 |
| 4592599 | Hydraulic brake system This invention relates to a hydraulic brake system for automotive vehicle with a master cylinder (2) and with a hydraulic power booster (1) connected upstream of the master cylinder (2) and having a pressure chamber (4) in which an auxiliary pressure depe... | 06/03/1986 |
