Did You Know...
...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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| Number | Title | Issue Date |
| 7240972 | Maximum road friction force estimating device and brake torque control device A brake torque control device obtains inertia torque Tine based upon an equation of motion (Tine=Tw−Ft·Rt) about the rotation of a tire based upon a wheel torque Tw according to a brake torque exerted on the tire, road friction force Ft and a radius Rt of the tir... | 07/10/2007 |
| 7180255 | Controlling the release of a brush motor which has applied a load A method for controlling the release of a brush motor which has applied a load includes several steps. One step includes applying a release current to the brush motor to rotate the brush motor in a direction toward releasing the applied load of the brush motor. Anot... | 02/20/2007 |
| 7165820 | Brake control system According to the present invention, there is provided a method and system for providing brake control, autobrake and antiskid brake functionality by recognizing that the only difference between the three functions is the amount of deceleration they allow. Unlike a c... | 01/23/2007 |
| 7039517 | Brake control system According to the present invention, there is provided a method and system for providing brake control, autobrake and antiskid brake functionality by recognizing that the only difference between the three functions is the amount of deceleration they allow. Unlike a c... | 05/02/2006 |
| 6916075 | System and method for adaptive brake application and initial skid detection The adaptive brake application and initial skid detection system allows rapid brake application and prevents deep initial skids. Brake torque is compared with a predetermined threshold brake torque. Wheel velocity error signals are also generated to indicated the di... | 07/12/2005 |
| 6719376 | Process for actuating first and second brakes of a vehicle simultaneously A process for braking a vehicle having at least first and second brakes, comprises supplying energy to the first and second brakes so as to actuate them, the energy being distributed between the first and second brakes in accordance with the brakes' response energie... | 04/13/2004 |
| 6623090 | Method and device for detecting a panic braking operation A panic braking operation of a vehicle having at least two wheels is detected by measuring speed quantities which represent the rotary motions of at least two wheels, selecting the speed quantity of one of the wheels and/or by determining a speed value fr... | 09/23/2003 |
| 6527350 | System and method for adaptive brake application and initial skid detection The adaptive brake application and initial skid detection system allows rapid brake application and prevents deep initial skids. Brake pressure is compared with a predetermined threshold brake pressure. Wheel velocity error signals are also generated to i... | 03/04/2003 |
| 6499815 | Traction vehicle/wheel slip and slide control The system and method maximize available rail adhesion between the rails of a track and the wheels of a rail vehicle so that the vehicle is better able to accelerate up to operating speed and to decelerate to a stop condition under poor rail conditions. T... | 12/31/2002 |
| 6354675 | ABS apparatus An ABS apparatus according to the present invention has an arbitrary number of first sensors (15, 16) capable of obtaining road frictional force information according to road frictional force F acting between a wheel of a car and a road on which the car i... | 03/12/2002 |
| 6345872 | System and method for adaptive brake application and initial skid detection The adaptive brake application and initial skid detection system allows rapid brake application and prevents deep initial skids. Brake pressure is compared with a predetermined threshold brake pressure. Wheel velocity error signals are also generated to i... | 02/12/2002 |
| 6299262 | System and method for adaptive brake application and initial skid detection The adaptive brake application and initial skid detection system allows rapid brake application and prevents deep initial skids. Brake pressure is compared with a predetermined threshold brake pressure. Wheel velocity error signals are also generated to i... | 10/09/2001 |
| 6152546 | Traction vehicle/wheel slip and slide control The system and method maximize available rail adhesion between the rails of a track and the wheels of a rail vehicle so that the vehicle is better able to accelerate up to operating speed and to decelerate to a stop condition under poor rail conditions. T... | 11/28/2000 |
| 6132016 | System and method for adaptive brake application and initial skid detection The adaptive brake application and initial skid detection system allows rapid brake application and prevents deep initial skids. Brake pressure is compared with a predetermined threshold brake pressure. Wheel velocity error signals are also generated to i... | 10/17/2000 |
| 5887957 | Circuit arrangement for a brake system with electronic brake force distribution control A circuit arrangement for a brake system with electronic brake force distribution control includes circuits which determine the deceleration of the rear wheels and the deceleration of a vehicle or a corresponding reference quantity. The discrepancy of the... | 03/30/1999 |
| 5627755 | Method and system for detecting and compensating for rough roads in an anti-lock brake system Methods and systems for detecting and compensating for rough roads in an anti-lock brake system (ABS) through the use of a desensitizer factor which is utilized in a slip threshold desensitization circuit to desensitize slip threshold are described. The d... | 05/06/1997 |
| 5547267 | Method and system for antilock braking on a deformable surface A brake pressure controller, responsive to a wheel speed sensor and coupled to a brake, performs a cyclic control of pressure applied to the brake. A brake pressure cycle includes a pressure apply stage and a pressure dump stage having activation conditio... | 08/20/1996 |
| 5469358 | Method for generating wheel acceleration control signals and wheel deceleration control signals A method is provided for the generation of wheel acceleration control signals and wheel deceleration control signals for an anti-lock system for wheels of a vehicle. The vehicle is furnished with a digital electronic anti-lock system with at least one mic... | 11/21/1995 |
| 5435635 | Motor vehicle brake pressure control apparatus wherein brake pressure is controlled based on overshoot drop of wheel speed upon lowering of brake pressure A brake pressure control apparatus for regulating a brake pressure for braking a wheel of a motor vehicle, the apparatus including a device, for obtaining a wheel speed, a device for obtaining a reference wheel speed, on the basis of a vehicle speed, a co... | 07/25/1995 |
| 5405183 | Duty cycle controller for anti-lock braking-pressure regulating valve, using wheel speed deviation from target value and/or time derivative thereof An anti-lock braking-pressure control apparatus for a vehicle having a plurality of wheels, including at least one wheel speed sensor which detects respective actual speeds of the wheels of the vehicle, at least one solenoid-operated valve which regulates... | 04/11/1995 |
| 5316379 | Vehicle with an antilock controller System for controlling yawing moment in a vehicle equipped with ABS and rear wheel steering includes a controller which generates a compensation steering angle for the rear wheels based on the difference between brake pressures at the front wheels. The di... | 05/31/1994 |
| 5233528 | Braking by deceleration control A method of controlling the braking behavior of various wheels of a vehicle during a normal braking mode of operation and during an antilock braking mode of operation, the method using a control unit which calculates various parameters over a known time i... | 08/03/1993 |
| 4912744 | Vehicle speed estimation in anti-lock braking systems An anti-lock system for controlling the slip level on one or more wheels of a vehicle by comparing the actual wheel speed with a vehicle reference speed obtained by processing wheel speed signals through a filtering system, the filtering system comprising... | 03/27/1990 |
| 4552413 | Anti-skid brake control system for automobiles An anti-skid brake control system which includes a method and apparatus for anti-skid brake control of the vehicle utilizing a first and second electromagnetic valves that controls operation of the at least one rear wheel and at least one rear brake of th... | 11/12/1985 |
| 4530058 | Initialization apparatus for a brake control system An initialization apparatus for an antiskid brake control system including a modulator which generates a brake control signal as a time integral function of an error signal operates to initialize the modulator to a preselected value of the brake control s... | 07/16/1985 |
| 4338667 | Initialization apparatus for a brake control system An initialization apparatus for an antiskid brake control system including a modulator which generates a brake control signal as a time integral function of an error signal operates to initialize the modulator to a preselected value of the brake control s... | 07/06/1982 |
| 4323969 | Apparatus for generating a reference signal in a brake control system An apparatus for generating a reference signal in a brake control system stores a reference signal representative of a reference braking condition and compares this reference signal with a conditioned wheel signal. Depending on the outcome of the comparis... | 04/06/1982 |
| 4037882 | Anti-lock brake control circuit An anti-lock brake control circuit compares the deceleration of a braked wheel with a deceleration reference and integrates the difference when wheel deceleration exceeds the reference deceleration. A resulting velocity error signal is compared with a vel... | 07/26/1977 |
| 3964796 | Adaptive anti-lock brake control apparatus An anti-lock brake control apparatus especially suited to heavy duty trucks with air brakes senses the wheel speeds on a given axle and cyclically releases and applies the brakes on that axle as required to avoid undesirable wheel slip during braking. In ... | 06/22/1976 |
| 3953080 | Adaptive anti-lock brake control system An anti-lock brake control system especially suited to heavy duty trucks with air brakes senses the wheel speeds on a given axle and cyclically releases and applies the brakes on that axle as required to avoid undesirable wheel slip during braking. In one... | 04/27/1976 |
