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. 122-. (canceled)23. A brake monitoring system for a vehicle having an engine control module , comprising:a brake actuator for actuating a brake pad;an actuator sensor for monitoring the stroke of the brake actuator and generating a stroke signal indicative of a condition of the brake actuator;a brake pad wear sensor for detecting pad wear and generating a wear signal indicative of the pad wear;a controller interactive with said actuator sensor for receiving the stroke signals and said brake pad wear sensor for receiving the wear signal, said controller evaluating the signals for determining a fault condition in the brake actuator and the brake pad and generating a warning signal corresponding to the fault condition; andsaid controller signaling the engine control module to adjust engine speed in response to the fault condition determined by the controller.24. The brake monitoring system set forth in claim 23 , further including a pressure sensor for monitoring pressure applied to the brake actuator and generating a pressure signal with said controller being interactive with said pressure sensor for receiving the pressure signal.25. The brake monitoring system set forth in claim 24 , wherein said brake actuator is adapted to actuate a disk brake and said ...

ELECTRONIC STROKE SENSOR FOR AIR DISC BRAKE

A vehicle brake monitor assembly for an air disk brake includes a brake actuator having a pushrod projecting from inside a chamber of said brake actuator. The pushrod releasably actuates a lever arm of a caliper thereby moving the disk brake into a braking position when the pushrod is in an extended position and releasing the disk brake from the braking position when the pushrod is in a retracted position. The pushrod includes a pushrod shaft and a contact member biased in a telescoping relationship relative to the pushrod shaft and the lever arm of the caliper abuts the contact member counteracting the bias of the contact member. A sensor is integrated with the assembly proximate the contact member and detects movement of the pushrod relative to the lever arm and to the pushrod shaft. 128-. (canceled)29. A method of monitory a condition of a brake actuator used for actuating an air disk brake , comprising the steps of:providing a brake actuator having a pushrod being extensible from said brake actuator for actuating a lever arm of an air disk brake;determining when said brake actuator is operating in a normal condition by sensing a length of telescopic extension of said pushrod from said brake actuator when said brake actuator is known to be operating in a normal condition;identifying a fault condition of said brake actuator by sensing an over-stroke condition by sensing when said pushrod has extended beyond its normal limit, identifying a hanging brake condition by sensing said pushrod has separated from the lever arm when said brake actuator is disposed in a retracted position, and identifying a non-functioning brake condition by sensing when said pushrod has not properly extended to its normal limit.30. The method set forth in claim 29 , wherein said step of sensing a length of telescopic extension of said pushrod is further defined by sensing variation of indicia disposed upon said pushrod correlated to the normal condition claim 29 , the over-stroke condition ...

BRAKE MONITORING ASSEMBLY FOR A RAIL SYSTEM

A brake monitoring assembly and method for monitoring a brake system of a train includes a plurality of train bogeys supporting each train car, each bogey having a wheel axle supporting wheels engaging a train track. Each wheel axle includes a tread brake and a disc brake. A tread brake actuator includes an extendable tread brake pushrod for actuating the tread brake. A disc brake actuator includes an extendable disc brake pushrod for actuating the disc brake. A pneumatic system provides pneumatic pressure for actuating the brakes and includes a sensor for monitoring pressure. Each brake actuator includes a sensor for detecting length of extension of a pushrod. A controller identifies a condition of the actuators when the pressure detected by the sensor is inconsistent with a length of extension of any of the pushrods and signals an indicator for indicating a condition of the actuators. 1. A brake monitoring assembly for a train having a train engine and a plurality of interconnected cars supported on a track , comprising:a plurality of train bogeys supporting each of said train cars, each of said train bogeys including a wheel axle having opposing wheels engaging the train track, said wheel axle including a tread brake and a disc brake;a tread brake actuator having an extendable tread brake pushrod for actuating said tread brake and a disc brake actuator having an extendable disc brake pushrod for actuating said disc brake;a pneumatic system for providing pneumatic pressure to said tread brake actuator for actuating said tread brake and providing pneumatic pressure to said disc brake actuator for actuating said disc brake with the pneumatic pressure being monitored by a pneumatic sensor assembly;a tread brake actuator sensor for detecting a length of extension of said tread brake pushrod and a disc brake actuator sensor for detecting a length of extension of said disc brake pushrod;a controller electronically connected to said tread bake actuator sensor, said disc ...

Electronic stroke sensor for air disc brake

A vehicle brake monitor assembly for an air disk brake includes a brake actuator having a pushrod projecting from inside a chamber of said brake actuator. The pushrod releasably actuates a lever arm of a caliper thereby moving the disk brake into a braking position when the pushrod is in an extended position and releasing the disk brake from the braking position when the pushrod is in a retracted position. The pushrod includes a pushrod shaft and a contact member biased in a telescoping relationship relative to the pushrod shaft and the lever arm of the caliper abuts the contact member counteracting the bias of the contact member. A sensor is integrated with the assembly proximate the contact member and detects movement of the pushrod relative to the lever arm and to the pushrod shaft.

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.

Electronic stroke sensor for air disc brake

A vehicle brake monitor assembly for an air disk brake includes a brake actuator having a pushrod projecting from inside a chamber of said brake actuator. The pushrod releasably actuates a lever arm of a caliper thereby moving the disk brake into a braking position when the pushrod is in an extended position and releasing the disk brake from the braking position when the pushrod is in a retracted position. The pushrod includes a pushrod shaft and a contact member biased in a telescoping relationship relative to the pushrod shaft and the lever arm of the caliper abuts the contact member counteracting the bias of the contact member. A sensor is integrated with the assembly proximate the contact member and detects movement of the pushrod relative to the lever arm and to the pushrod shaft.

Electronic stroke sensor for air disc brake

Electronic stroke sensor for air disc brake

A vehicle brake monitor assembly for an air disk brake includes a brake actuator having a pushrod projecting from inside a chamber of said brake actuator. The pushrod releasably actuates a lever arm of a caliper thereby moving the disk brake into a braking position when the pushrod is in an extended position and releasing the disk brake from the braking position when the pushrod is in a retracted position. The pushrod includes a pushrod shaft and a contact member biased in a telescoping relationship relative to the pushrod shaft and the lever arm of the caliper abuts the contact member counteracting the bias of the contact member. A sensor is integrated with the assembly proximate the contact member and detects movement of the pushrod relative to the lever arm and to the pushrod shaft.

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.

Electronic stroke sensor for air disc brake

A vehicle brake monitor assembly for an air disk brake includes a brake actuator having a pushrod projecting from inside a chamber of said brake actuator. The pushrod releasably actuates a lever arm of a caliper thereby moving the disk brake into a braking position when the pushrod is in an extended position and releasing the disk brake from the braking position when the pushrod is in a retracted position. The pushrod includes a pushrod shaft and a contact member biased in a telescoping relationship relative to the pushrod shaft and the lever arm of the caliper abuts the contact member counteracting the bias of the contact member. A sensor is integrated with the assembly proximate the contact member and detects movement of the pushrod relative to the lever arm and to the pushrod shaft.

IC engine control system

Brake monitoring assembly for a rail system

A brake monitoring assembly and method for monitoring a brake system of a train includes a plurality of train bogeys supporting each train car, each bogey having a wheel axle supporting wheels engaging a train track. Each wheel axle includes a tread brake and a disc brake. A tread brake actuator includes an extendable tread brake pushrod for actuating the tread brake. A disc brake actuator includes an extendable disc brake pushrod for actuating the disc brake. A pneumatic system provides pneumatic pressure for actuating the brakes and includes a sensor for monitoring pressure. Each brake actuator includes a sensor for detecting length of extension of a pushrod. A controller identifies a condition of the actuators when the pressure detected by the sensor is inconsistent with a length of extension of any of the pushrods and signals an indicator for indicating a condition of the actuators.

Electronic stroke sensor for air disc brake

A vehicle brake monitor assembly for an air disk brake includes a brake actuator having a pushrod projecting from inside a chamber of said brake actuator. The pushrod releasably actuates a lever arm of a caliper thereby moving the disk brake into a braking position when the pushrod is in an extended position and releasing the disk brake from the braking position when the pushrod is in a retracted position. The pushrod includes a pushrod shaft and a contact member biased in a telescoping relationship relative to the pushrod shaft and the lever arm of the caliper abuts the contact member counteracting the bias of the contact member. A sensor is integrated with the assembly proximate the contact member and detects movement of the pushrod relative to the lever arm and to the pushrod shaft.

Electronic stroke sensor for air disc brake

A vehicle brake monitor assembly for an air disk brake includes a brake actuator having a pushrod projecting from inside a chamber of said brake actuator. The pushrod releasably actuates a lever arm of a caliper thereby moving the disk brake into a braking position when the pushrod is in an extended position and releasing the disk brake from the braking position when the pushrod is in a retracted position. The pushrod includes a pushrod shaft and a contact member biased in a telescoping relationship relative to the pushrod shaft and the lever arm of the caliper abuts the contact member counteracting the bias of the contact member. A sensor is integrated with the assembly proximate the contact member and detects movement of the pushrod relative to the lever arm and to the pushrod shaft.