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7424936 |
A brake pad includes a backing plate and a friction material layer attached to the backing plate. At least one inner layer is disposed within the friction material layer. The inner layer has a color different than the friction material l...
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7373224 |
A brake monitoring system for use on a motor vehicle includes a sensor connected to each brake actuator shaft on the motor vehicle for monitoring the position and travel of the brake actuator shaft and for generating and transmitting a b...
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7320506 |
Method and apparatus for providing a vehicle having a service brake of the drum or disc brake type, a secondary brake, a control system for the distribution of a requested brake power between the service brake and secondary brake and an ...
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7273134 |
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 ar...
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7228944 |
In a method for determining the temperature of a wheel-braking device of a brake system, the current disc temperature of the brake disc is determined based on the last-determined disc temperature, the energy supplied to the brake disc si...
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7137674 |
A method of generating a reverse driving signal for a vehicle includes the step of activating an actuator, such as a vehicle stop light switch, a predetermined number of times within a predetermined period of time. A braking system for a...
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7114596 |
A brake system with an integral proximity sensor for providing an indication of a condition of the brake system. The brake system includes a brake drum, a brake shoe, a brake pad, and a position sensor. The brake pad is connected to a pa...
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7093694 |
The present invention discloses a hand brake mechanism having a gravity based release hold mechanism with a visual indicator to prevent unwanted application of the railcar brakes and indicate such release hold condition. The release hold...
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7034673 |
Method for monitoring an electrohydraulic braking system. The volume uptake is determined by the elasticity within the wheel brake that is subjected to certain fluctuations, on the one hand, and to a much greater degree by the clearance ...
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7018004 |
A system and method for brake pre-charging includes pre-filling brakes, based on proximity information from a forward-looking sensor, to reduce the initial delays associated with braking. By reducing the initial delay in converting drive...
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7011187 |
A vibration damper including a damping element in a housing supports a component via a mounting bracket clamped between upper and lower plates after making horizontal adjustments. A hollow adjusting screw, a fixing screw and a counternut...
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6978870 |
An electrically powered actuator mechanism for operating a vehicle parking brake including a reversible electrical motor having output gearing driving a sector gear. A wrapped spring clutch drivingly connects the sector gear to an interm...
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6969126 |
A braking apparatus comprises a first contact unit arranged on the rotary shaft side of a wheel, at least a second contact unit for contacting the first contact unit for generating a friction force, an actuator for pressing the second co...
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6913328 |
A system and method for controlling brake actuation energy in electronically controlled brake systems of tractor and trailer vehicle combinations. The temperatures of the brakes of the tractor and trailer vehicle parts are determined and...
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6871728 |
A vehicle brake device having a hydraulic pressure generating source is proposed which can reliably prevent dragging and ensure the initial response of brakes during braking. In a brake fluid supply passage from the master cylinder to th...
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6854567 |
A caster lock indicator adapted to operate to indicate a locked state or an unlocked state of a caster. The caster lock indicator includes a stopper spring that operates in response to a rotary motion of a stopper lever when it is operat...
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6847869 |
By calculating energy used by friction brake equipment, the amount of friction brake shoe/pad wear is monitored. As amount of energy supplied reaches a percentage of the friction brake shoe/pad energy design limit, and indication for ins...
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6776265 |
A device can indicate the total load of a brake disk made of carbon-fiber-reinforced ceramic material. In order to create such a device, which can be used for brake disks and other friction elements made of carbon-fiber-reinforced cerami...
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6709069 |
A brake by wire system is integrated with a brake transmission solenoid interlock (BTSI) unit to prevent a vehicle transmission from being shifted out of a park mode into a drive mode until a brake system operational state is determined....
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6615954 |
A monitoring system for brake disks, particularly of rail vehicles, having at least two sensors which are arranged in the brake disk or in the proximity of the brake disk and whose sensor signals relate to the temperature of the brake di...
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6581728 |
A brake system with an integral proximity sensor for providing an indication of a condition of the brake system. The brake system includes a brake drum, a brake shoe, a brake pad, and a position sensor. The brake pad is connected to a pa...
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6481542 |
A brake adjuster is provided for a vehicle brake such as for heavy duty vehicle. The brake adjuster includes a brake module that produces an electrical signal for adjusting the vehicle brake. The heavy duty vehicle brake typically includ...
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6474451 |
A sensor for determining the on/off condition of a railroad car handbrake that utilizes a manual wheel which applies tension to a chain extending under the car to the brake setting system and the sensor utilizes a bias member which pushe...
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6474450 |
A mechanical sensor for a hand brake quick release mechanism having a housing, flexible clamp, and release shaft having a member with first and second elements. A housing member has open and closed ends. The open end is engageable with a...
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6460659 |
A machine operator or service person is alerted to the excessive wear condition of friction discs in friction couplings or brakes of construction machinery by being provided with a visual indication of wear of the friction discs in one e...
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6408989 |
A vehicle brake assembly includes a sensor that detects the amount of movement of certain components within the brake assembly. In the preferred embodiment, a rotary sensor is coupled directly with the generally S-shaped cam member and p...
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6397978 |
A hand brake for a rail car which is adapted to be connected to the actuator which forms a part of the brake system of the car. A chain wheel about which the actuator chain is wrapped is rotated through a hydraulic cylinder causing the c...
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6394233 |
An apparatus for operation a railway car vertical wheel hand brake. A hand brake wheel has a hub fixed on an operating shaft. The operating shaft is rotatably mounted on the hand brake. The hand brake wheel further has a reaction member....
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6384721 |
A brake wear sensor in which a body of electrical insulating material mounts a pair of electrically conductive plates such that edges of the plates are spaced from each other at a surface of the body. The body has an external thread adap...
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6366201 |
A parallel resistor array for progressively detecting brake lining wear. A plurality of conductors are embedded within a brake lining or otherwise disposed between the brake surface and an actuator. Each of the conductors is connected to...
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6364069 |
An electronic sensor for a quick release mechanism in a railcar vertical hand brake having a housing equipped with a flexible clamp mounted on an inside wall, and a release shaft having a member disposed perpendicular to and about the ci...
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6322159 |
An electric control valve for a heavy duty vehicle air parking brake system. The system uses latching electrically controlled solenoid air valves to control the parking brake systems of the tractor and trailer. The system allows electric...
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6310545 |
A brake monitoring system (10) having at least one brake temperature detection unit (10) externally attached to one of the brake assemblies (12) of a vehicle is provided. The brake temperature detection unit (10) includes at least one se...
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6276495 |
A brake shoe assembly includes a backing plate and a brake lining. The brake lining has an interface surface abutting the backing plate and a frictionally engaging surface that frictionally contacts a vehicle. The brake lining is provide...
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6273218 |
A vehicle break assembly includes a sensor that detects the amount of movement of certain components within the brake assembly. In the preferred embodiment, a rotary sensor is coupled directly with the generally S-shaped cam member and p...
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6254203 |
The deceleration o motor vehicle resulting from a vehicle brake is defined as the difference between a total deceleration of the motor vehicle and decelerations caused by the engine, wind, friction and grade, and a product of contact-pre...
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6237722 |
A railroad brake sensing apparatus particularly suitable for handbrake sensing has a sheave wheel/bellcrank bracket which is slotted to allow the wheel/crank axle to move from a first position when the chain is under tension and the brak...
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6236310 |
A brake shoe assembly includes a brake lining and a housing. The brake lining has a predetermined thickness which gradually wears away and increases in temperature during a vehicle braking application. The housing is positioned to wear a...
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6215394 |
The invention provides an electrical switch for monitoring stroke adjustment of an air brake as used on heavy wheeled vehicles. The switch has a switch body securable to fixed structure of the air brake, and fixed and moveable electrical...
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6170619 |
On a railroad car handbrake system the main handbrake shaft, used to turn the chain, is utilized during its rotation to drive a target object to a magnetic sensor. The target object may be driven by cam plates, gears, screw mechanisms or...
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6139117 |
Electrically operated parking brake apparatus for a vehicle, including a parking brake device provided for each of at least one vehicle wheel, an electrically operated driving unit for activating the parking brake device, an operating fo...
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6135242 |
In a braking system for a vehicle including a pressure chamber, a pushrod extending longitudinally outwards from the pressure chamber and movable when correctly adjusted between first and second positions, a brake assembly for braking th...
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6112860 |
In a vehicle braking system having a slack adjuster with an actuator and an electrically operable car control unit, an electrical switch is responsive the position of the actuator and is coupled to the car control unit to provide an indi...
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6098760 |
A brake apparatus for vehicles having a wheel brake on each vehicle wheel, each wheel brake has a brake body non-rotatably connected to the vehicle wheel, a brake actuator that engages the brake body for braking purposes, and a brake anc...
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6095289 |
An apparatus and method are provided for detecting brake drag of an elevator machine brake (30). Temperature sensors (44) are disposed in close proximity to a pair of brake pads (35,36) and compared to ambient temperature to determine wh...
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6082502 |
A cable operated piston travel indicator for readily viewing an amount of piston travel of a fluid actuated cylinder assembly positioned in a remote location is provided. The cable operated piston travel indicator of the invention is par...
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6076639 |
The invention relates to a wear indicator (11) for a vehicle brake, for example. The indicator has an adjustable measuring rod (12) which can be inserted into a cavity (14) in a brake housing (2), so that one end abuts against the brake ...
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6073729 |
The present invention relates to a method of operating a hydraulic brake system for automotive vehicles, which includes an anti-lock system (ABS), a brake force booster which is electrically actuatable independently of the driver's wish,...
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6059074 |
A gauge for visually indicating travel of a brake operating rod having one end pivotally connected to a slack adjuster including a plate bearing indicia, which is mounted for movement with the one end of the brake operating rod, and a po...
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6036179 |
An air spring has a pair of spaced end members and a fluid pressure chamber therebetween formed by an elastomeric flexible sleeve. The air spring is adapted to be mounted on a vehicle suspension system in close vicinity to one of the veh...
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