Class / Patent application number | Description | Number of patent applications / Date published |
340453000 | Brake or clutch condition | 28 |
20080224841 | Warning System - A warning system and a method for alerting a driver of a vehicle that the parking brake of the vehicle is not engaged by generating a warning when the following conditions are simultaneously fulfilled: the ignition of the vehicle is on, the driver access door of the vehicle cabin is open, no throttle lever, or clutch lever or brake lever of the vehicle is activated, the gear shift lever of the vehicle is in the neutral position, and the parking brake is not engaged, and not when—the pressure of a pneumatic circuit associated with the parking brake is below a threshold,—the vehicle speed exceeds a threshold. | 09-18-2008 |
20090096598 | FORWARD VEHICLE BRAKE WARNING SYSTEM - A forward vehicle brake warning system includes an incoming message receiving component, an adverse driving condition obtaining component, an incoming message relevancy component, a relevancy adjustment component and a driver warning component. The incoming message receiving component is configured to receive hard brake messages from neighboring vehicles located within a prescribed communication region around a host vehicle. The adverse driving condition obtaining component is configured to receive driving condition information affecting drivability of the host vehicle. The incoming message relevancy component is configured to perform a relevancy determination of the hard brake messages. The relevancy adjustment component is configured to adjust the relevancy determination to selectively filter the hard brake messages received depending upon the driving condition information. The driver warning component configured to alert a driver of the host vehicle. | 04-16-2009 |
20090278675 | AUTOMATIC WARNING AND BREAKING SYSTEM FOR VEHICLE - An automatic warning and breaking system for a vehicle, includes a plurality of cameras, a motion sensor, a data process unit, an alarm unit, a control unit and an adjustor unit. The cameras are for capturing images of objects inside and outside of the vehicle. The motion sensor unit includes at least an acceleration sensor and a gyro sensor, configured for sensing motion of the vehicle. The data process unit is electrically connected to the cameras and the motion sensor unit, configured for processing data from the respective cameras and the motion sensor unit. The alarm unit is connected to the data process unit, configured for giving a warning signal if a data processing result is unsafe. The control unit is configured for generating a control signal based on the warning signal. The adjustor unit is configured for adjusting a break unit of the vehicle based on the control signal. | 11-12-2009 |
20100302021 | System and Method for Calculating Electrically Controlled Pneumatic (ECP) Brake Cylinder Piston Travel - A system for determining a distance of travel of a brake cylinder piston includes a brake cylinder having the brake cylinder piston, a pressure transducer operationally coupled to the brake cylinder and configured to determine a pressure measurement within the brake cylinder, and a control module of an electrically controlled pneumatic (ECP) brake control system. The control module is operationally coupled to the pressure transducer and configured to convert the pressure measurement within the brake cylinder determined by the pressure transducer into at least one of a displacement time of the brake cylinder piston, an equalization pressure within the brake cylinder, a pressure build-up time within the brake cylinder, a pressure leakage from the brake cylinder, or any combination thereof. The control module determines the distance of travel of the brake cylinder piston based on at least one of the displacement time of the brake cylinder piston, the equalization pressure within the brake cylinder, the pressure build-up time within the brake cylinder, the pressure leakage from the brake cylinder, or any combination thereof. | 12-02-2010 |
20100315220 | DIFFERENTIAL BRAKING ALERT SYSTEM AND METHOD - Signal lights are connected to the standard car braking alert circuit and to a first and second additional circuits respectively. A pole balanced on a pivot determines the flashing of different signals by activating switching means to close one or more circuits depending on the magnitude of the braking operation. | 12-16-2010 |
20110095880 | Brake Pipe Charge Monitor System and Method - A method for establishing a predicted brake pipe pressure gradient is disclosed and generally includes installing an end-of-train unit on a railcar of an active train for sensing brake pipe pressure; installing a head-end-unit on a locomotive in the active train; transmitting brake pipe pressure data from the end-of-train unit to the head-end-unit; calculating predictive brake pipe pressure gradient between a first end of the brake pipe at the locomotive and a second end at the railcar; and displaying the predictive brake pipe pressure gradient for an observer in the locomotive. | 04-28-2011 |
20110241866 | VEHICLE BRAKE MONITORING SYSTEM AND METHOD - A vehicle brake monitoring system comprises at least one sensor for detecting relative rotational position of a brake camshaft during vehicle braking. The at least one sensor is unconnected to the camshaft for remotely detecting the position. Processing structure communicates with the at least one sensor, and processes the output of the at least one sensor to determine brake status. | 10-06-2011 |
20120092150 | BRAKE MONITORING SYSTEM - An air brake monitoring system for monitoring a pressure of the system and providing various alarms and/or warnings to a user. The air brake monitoring system configurable to function with the existing wiring of the vehicle and including an air brake monitoring device to be positioned in the vicinity of a brake valve. The air brake monitoring system is further provided to monitor the electrical stoplight power transmitted to the ABS brakes as well as the vehicle static/dynamic condition. | 04-19-2012 |
20120176234 | ACC AND AM BRAKING RANGE VARIABLE BASED ON INTERNAL AND EXTERNAL FACTORS - When employing an adaptive cruise-with-braking (ACB) system to control host vehicle braking reaction distance, a plurality of trigger conditions (e.g., environmental parameters) are monitored. If one or more of the monitored parameters exceeds a predefined threshold, a trigger event is detected, and at least one of a braking reaction distance (BRD) and a following distance limit shape (FDLS) are adjusted. The BRD and FDLS adjustments may be predefined according to the type and/or magnitude of the trigger event. Trigger events may be weighted or prioritized such that higher priority trigger event types correspond to larger BRD reductions, etc. Monitored trigger conditions may include adverse weather, dangerous road terrain or topography, high traffic density, erratic forward vehicle behavior, and the like. | 07-12-2012 |
20120200409 | VEHICLE PANIC STOP WARNING METHOD AND APPARATUS - Apparatus and methods are presented for generating a vehicle panic stop warning in which the rate of brake pedal translation is determined in a main control unit based on switching state transitions of two or more brake pedal switches and a vehicle horn is actuated based at least partially on the detected rate of brake pedal translation and/or on excessive brake pressure or excessive vehicle deceleration detected by a vehicle stability assist unit. | 08-09-2012 |
20120223831 | METHODS AND SYSTEMS FOR AUTOMATED EMERGENCY LIGHTING - A control circuit for activating at least one emergency light when a vehicle's brakes are applied is described. The control circuit includes a pressure switch configured to selectively couple a power source and an electrically-operated actuator to facilitate selectively energizing the electrically-operated actuator. The electrically-operated actuator includes at least one contact set configured to couple the power source to the at least one emergency light when the electrically-operated actuator is not energized. The control circuit also includes a manual reset circuit coupled to the pressure switch and to the electrically-operated actuator. The manual reset circuit configured to facilitate energizing the electrically-operated actuator upon receipt of an operator input. | 09-06-2012 |
20130314222 | ELECTRONIC PARKING BRAKE SYSTEM AND METHOD OF INDICATING MALFUNCTION OF PARKING BRAKE SWITCH - Disclosed herein is a method of indicating malfunction of a parking brake system includes determining whether a parking brake switch including four switches malfunctions, if the parking brake switch malfunctions, determining states of the four switches, monitoring a pattern of a drive signal input to the parking brake switch according to information about the states of the four switches and determining whether the parking brake switch is in an applied state, if the parking brake switch is in the applied state, flickering a lamp to indicate malfunction of the parking brake switch. | 11-28-2013 |
20130328675 | BRAKING INTENSITY DISPLAY - A display for a machine having a hydraulic brake is provided. The display includes a first display and a second display. The first display indicates a rate of heat accumulation within the hydraulic brake. The second display indicates a current temperature of the hydraulic brake. | 12-12-2013 |
20140097951 | BRAKE INDICATOR - The brake indicator is a cylindrical device, measuring approximately one quarter of an inch in length and three-eighths of an inch in width. This component is a high temperature insulator pressed part with a round rod, as well as a wire configuration with terminal rubber booth protection. The wiring serves as the communication conduit between the brakes and the dashboard panel control inside the vehicle. The brake indicator assembly's sensor rod is positioned flush with each brake pad. Thus, the sensor rod will have contact with the rotor every time the brakes are depressed. As such, the indicator sensor rod will touch the rotor behind the brake pad before the pad wears down enough for a metal-on-metal contact. When the sensor rod touches the rotor, the wiring activates the warning light on the vehicle's dashboard, thereby informing the driver of the potential problem. | 04-10-2014 |
20150061854 | METHOD FOR PROVIDING HAPTIC INFORMATION TO THE DRIVER OF A MOTOR VEHICLE - The invention relates to a method for providing haptic information to the driver of a motor vehicle, equipped with a brake-by-wire brake system, about the operating state of the brake system, in which method the brake pedal characteristic is generated by a pedal travel simulator, in the form of a functional relationship between the brake pedal opposing force and the brake pedal travel, and is modified as a function of an operating state. In order to provide the driver with the haptic information channel via which electronically controlled information can be communicated to the driver during braking, without the impression of a defect arising, the invention proposes that a basic brake pedal characteristic is generated by a passive simulator spring which assigns pedal travel, on which pedal return travel transporting the haptic information is superimposed, to a given pedal force in an unchanging, constant relationship. | 03-05-2015 |
20190143952 | Vehicle Brake Monitoring Through Ultrasonic Emissions | 05-16-2019 |
340454000 | Wear | 12 |
20080224842 | BRAKE WEAR DETECTING METHOD FOR ELECTRIC GOLF CAR AND ELECTRIC GOLF CAR EMPLOYING THE DETECTING METHOD - When a user initiates a braking operation, an accelerator position is checked to see if the accelerator opening is about zero, a deceleration threshold value is computed based upon a brake pedal effort, the deceleration of the vehicle is obtained based upon the pedal effort, and an actual deceleration value is obtained by detecting a speed of the vehicle over time. If it is confirmed that an accelerator opening is zero, a comparison is made between the pedal-effort based deceleration threshold value and the actual deceleration are compared to determine if the brake has worn sufficiently to warrant maintenance. | 09-18-2008 |
20100013620 | BRAKE OR CLUTCH LINING COMPRISING A WEAR AND TEAR AND TEMPERATURE DETERMINATION UNIT - A brake or clutch lining ( | 01-21-2010 |
20100156619 | BRAKE WARNING DEVICE - A device and method for providing a warning to an operator of a truck/tractor and trailer unit of a potential loss or reduction of brakes. The invention provides a pressure differential sensor ( | 06-24-2010 |
20100188203 | BRAKE MONITORING SYSTEM AND METHOD - A brake monitoring system and method for a vehicle having multiple axles and a plurality of brake actuators and an engine control module, each brake actuator being associated with one of the axle. The system include sensors for measuring, in real-time, brake pressure and brake lining wear, and generating first and second signals. The first and second signals are received and stored in a chassis communications module. The chassis communications module detects fault condition of the brakes as a function of the first and/or second signals and for recording the fault condition, the fault condition being one of a brake monitor warning and a brake lining warning and provides an indication of status via warning lights. | 07-29-2010 |
20100253497 | BRAKE SHOE - A brake shoe for a brake system has a backplate with a friction lining attached thereto and provisions which are mounted in the region of the friction lining that have the purpose of sensing the wear. In order to sense the state of wear of the friction lining and/or in order to identify the brake shoe, a passive transponder is provided which communicates using a wireless transmission technology, preferably using RFID (radio frequency identification) technology. | 10-07-2010 |
20100283595 | WEAR INDICATOR HAVING A TEMPERATURE SENSOR - In a braking system for a vehicle, having at least one brake pad, with which at least one wear indicator is possibly associated, at least one temperature sensor ( | 11-11-2010 |
20100315221 | BRAKE LINING WEAR SENSOR - An apparatus is provided for measuring wear-induced displacement of a brake lining with respect to an associated brake caliper, comprising a gear mechanism for converting the wear-induced displacement into a rotary movement, having a sensor for detecting the rotary movement, wherein a contact-free coupling is provided for transmitting the rotary movement to the sensor. The apparatus is designed in such a way that the sensor generates an analogue or pulse-width-modulated detection signal for determining the wear-induced displacement of the brake lining, wherein the detection signal corresponds to the respective displacement caused by the rotary movement. The invention also related to a corresponding method for measuring the wear-induced displacement of a brake lining with respect to an associated brake caliper. | 12-16-2010 |
20110012724 | DEVICE FOR MONITORING THE LINING THICKNESS OF A BRAKE LINING OF A FRICTION BRAKE OF A VEHICLE - A device for monitoring the lining thickness of a brake lining of a friction brake of a vehicle is disclosed, wherein the brake lining interacts with a friction partner, such as a brake disk. The brake lining is equipped with at least one passive transponder of an RFID system, wherein the passive transponder is changed and/or destroyed once the brake lining has reached a defined wear threshold as a result of contact with the friction partner or with an element that is guided by the friction partner, such that the transponder transmits a signal that differs from an expected signal, or no signal, to a reading unit of the RFID system after being illuminated by the reading unit. | 01-20-2011 |
20110133923 | Wireless Brake Electronic Wear Sensors - Devices and methods for sensing wear of a component are described. A wear-sensing device has a wear component and a wireless sensor disposed within the wear component. The sensor generates a signal, detectable by a detector, for confirming the presence of the sensor. Further, the claimed invention includes a positioner for precisely positioning the sensor within the wear component. Also, an authentication module is present for authenticating the sensor. | 06-09-2011 |
20110254679 | Vehicle Brake Monitoring System and Method - A vehicle brake monitoring system comprises a sensor assembly configured to detect, during vehicle braking, relative position of a longitudinal member contacting a brake pad carrier, and processing structure communicating with the sensor assembly. The processing structure processes output of the sensor assembly to determine brake status. | 10-20-2011 |
20120212335 | BRAKE LINING MONITORING SYSTEM - A brake lining monitoring system comprising primarily for automobiles. The monitoring system comprises a sensor for continuously measuring the thickness of a brake lining disposed at each wheel of an automobile, a memory including a plurality of predefined successive thickness value ranges wherein, each thickness value range is associated with a brake lining status message, and a display monitor for displaying the measured thickness value along with the status message associated with the thickness value range to which the measured thickness value corresponds. | 08-23-2012 |
20140091918 | Wear Detection System and Method - The invention relates to a wear detection system ( | 04-03-2014 |