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| Number | Title | Issue Date |
| 7273260 | Electronic breakaway device A breakaway device (10) to detect when a towed vehicle (14) separates from a towing vehicle (16) in order to engage the towed vehicle's brakes broadly comprises a sensor operable to detect when a signal from the towing vehicle (16) is los... | 09/25/2007 |
| 7126299 | Enhanced system and method for controlling discharge of electric energy from machines Certain exemplary embodiments can comprise a method comprising: receiving electrical energy from a braking system of a vehicle at a working coil, the vehicle comprising a first wheel drive comprising a first electric motor; and via the working coil, transferring the... | 10/24/2006 |
| 7114786 | Trailer brake system and method An electric-over-hydraulic braking system for trailers and towed vehicles is disclosed. The system comprises off-the-shelf components, such as a standard linear actuator and master cylinder, for reduced cost and greater reliability. In a dual master cylinder configu... | 10/03/2006 |
| 7111912 | Control handle with spiral position sensor and integral switches A control handle for electro-mechanical devices, such as the brakes of a train or other vehicle, is disclosed. The control handle incorporates elements for electrical switching as well as elements for measuring the angle of rotation between the control handle's rota... | 09/26/2006 |
| 7106016 | Inductive heating system and method for controlling discharge of electric energy from machines Certain exemplary embodiments can comprise a method comprising: receiving electrical energy from a braking system of a vehicle at a working coil, the vehicle comprising a first wheel drive comprising a first electric motor; and via the working coil, transferring the... | 09/12/2006 |
| 7059455 | Brake actuator for a towed vehicle A brake actuator is mounted on a towed vehicle. The towed vehicle's own brake pedal actuates the brakes of the towed vehicle and the brake pedal is actuated by a cable mechanically and releasably attached to the brake pedal. The cable is itself fixedly attached to a... | 06/13/2006 |
| 6918466 | Lockable brake pedal fastener An improved brake pedal fastener adapted for use with a tandem-type braking system is disclosed. In one embodiment, the brake pedal fastener can be selectively locked against and removed from varying sized brake pedals in a quick and easy manner. ... | 07/19/2005 |
| 6854570 | Brake cylinder parking brake system An automatic parking brake for a rail vehicle can lock the rail vehicle brakes in an applied position, such as by blocking the brake cylinder piston push rod from moving from an applied position to a release position. A control mechanism can be provided to remotely ... | 02/15/2005 |
| 6752474 | System and method for managing electric brakes A system (10) and method for managing an electric brake (12) in a towed vehicle (14) during a breakaway event by managing current delivery to the electric brake (12) so as to maximize both effectiveness and efficiency. A power management ... | 06/22/2004 |
| 6749043 | Locomotive brake resistor cooling apparatus A cooling apparatus (27) for a locomotive dynamic brake resistor grid stack (22) including a flow directing diffuser (24). The flow directing diffuser includes at least one turning vane member (26) disposed at an angle to the flow stream ... | 06/15/2004 |
| 6634466 | Brake pedal fastener An improved brake pedal fastener adapted for use with a tandem-type braking system is disclosed. In one embodiment, the brake pedal fastener is expandable and biased toward a closed position so that the fastener can be securely applied to and removed from... | 10/21/2003 |
| 6619759 | Brake controller An electronic brake controller operates in both an automatic and manual mode. In the automatic mode, the electronic brake controller applies a pre-specified percentage of braking for the brakes of a towed vehicle. In the manual mode, the electronic brake ... | 09/16/2003 |
| 6609766 | Unified brake system for towed and towing vehicles The present invention provides a new braking system for a first vehicle towing a second vehicle on its own four wheels. The system exhibits a process by which the towing vehicle's brake system send an electronic relay to the towed vehicle's brake system m... | 08/26/2003 |
| 6378668 | Spring applied parking brake assembly having a manual quick release feature A spring applied parking brake assembly for a railroad vehicle braking system is provided for an automatic application of the parking brake in the absence of an air source. The spring applied parking brake assembly comprises a cylindrical casing containin... | 04/30/2002 |
| 6280004 | Brake control system for balanced braking of a towed vehicle A brake control system has a power source electronically connectable through a brake switch and a microswitch to a towed brake actuation mechanism that actuates a towed brake of the towed vehicle. The brake control system is designed for use in a towed ve... | 08/28/2001 |
| 6179390 | Electronic trailer brake controller An electronic brake controller for controlling electric brakes of a towed vehicle, such as a trailer, wherein the controller includes a resistive braking force sensor that senses the braking force applied by the driver of the towing vehicle to the brake p... | 01/30/2001 |
| 6059075 | Railroad freight car including pneumatic brake system module A fully protective multi-unit railroad freight car for carrying motor vehicles on two or three levels with the lowest level being in a cargo well between a pair of deep side sills. A pair of vehicle-carrying decks are adjustable in height and are counterb... | 05/09/2000 |
| 6039158 | Powered locomotive parking brake A power-actuated parking brake is provided that produces sufficient force to set a parking brake for a locomotive. A powered drive train rotates a sheave over which a brake chain is positioned. Rotation of the sheave draws up the brake chain that is conne... | 03/21/2000 |
| 6039410 | Electronic trailer brake controller An electronic controller for actuating electric wheel brakes on a towed vehicle which includes a device for sensing the electric current flowing to the towed vehicle wheel brakes. The device is operative to interrupt the flow of electric current if the cu... | 03/21/2000 |
| 5915797 | Braking apparatus for towed vehicles A braking apparatus engages the brakes of a towed vehicle and is actuated by the engaging the brake of the towing vehicle. A pivotally mounted foot pedal engaging member attaches to the floor of the towed vehicle and depresses the brake pedal of the towed... | 06/29/1999 |
| 5762167 | Towed-vehicle braking-systems Disclosed is an improved connection between the forwardly-positioned towing-vehicle and the tow-bar (for a towed-vehicle behind a rearward-mount of the towing-vehicle) such connection can for certain purposes can eliminate a "ball"-type connection in favo... | 06/09/1998 |
| 5516200 | Controller for tractor trailer braking devices A controller of the invention is used for tractor trailer braking devices having a service brake, an exhaust brake and a retarder brake for a tractor, and a retarder brake for a trailer. The controller includes a main operating switch situated at a driver... | 05/14/1996 |
| 5477941 | On-board lubrication system for direct application to curved and tangent railroad track In railroad applications, an improved method and apparatus for optimizing on-board rail lubrication for both curved and tangent track. The lubricants are applied by an apparatus directly to the rails behind the last axle of the last locomotive of a locomo... | 12/26/1995 |
| 5443131 | Trailer brake system A trailer brake system including a releasably latching hand lever, a series of cables interconnecting the lever and mechanically energized brakes capable of locking an opposing road wheel pair. The trailer brake system attaches to an existing travel or bo... | 08/22/1995 |
| 5416707 | Method and apparatus for eliminating an inclination of a wheel-block bogie or undercarriage In a method and a device for eliminating an inclination of a wheel-block bogie of a rail vehicle having a plurality of individual wheels, the determined wheel speeds of the wheel-block bogie may be added in a crosswise manner. Sum speeds formed in this ma... | 05/16/1995 |
| 5415466 | System and method for determining relative brake factors A large articulated vehicle, such as a tractor semi-trailer truck often has a number of braking locations each having a number of brake sites. To properly balance the work performed at the various brake sites in decelerating the vehicle, it is necessary t... | 05/16/1995 |
| 5403073 | Method and apparatus for the braking of a vehicle train A process and apparatus for the braking with optimized stability of a vehicle train is disclosed. The vehicle train comprises at least two individual vehicles, one of the individual vehicles supporting the individual vehicle. The process comprises supplyi... | 04/04/1995 |
| 5368135 | Tow vehicle emergency brake apparatus A disc member is arranged for mounting to a differential housing portion of a vehicle in tow, wherein the vehicle in tow further includes a bracket arrangement mounted to the differential housing for supporting a solenoid actuated brake caliper receiving ... | 11/29/1994 |
| 5333948 | Multiple-gain electronic brake actuator with trigger point inertial sensor An electronic controller for outputting pulses of current to actuate towed vehicle brakes includes a trigger point inertial sensor for varying the gain thereof. The trigger point inertial sensor includes a switch connected to the controller for switching ... | 08/02/1994 |
| 5312168 | Method and apparatus for equalizing vehicle brake wear Brake wear between braking sites of a vehicle is equalized by measuring work performed at the braking sites, comparing the amount of work performed at each braking site with an average calculated for all braking sites, and increasing braking demand at any... | 05/17/1994 |
| 5295736 | Trailer braking control system for a towing vehicle A trailer braking control system which is adapted to modify trailer braking from a towing vehicle by regulating the coupling head service braking pressure signal generated on the towing vehicle in response to driver's demand pressure and measured values o... | 03/22/1994 |
| 5251966 | Tractor and trailer braking control system to prevent trailer overrun A method for the braking of a vehicle train with pressure-actuated brakes and arrangements for performing this method are disclosed. The prior art shows that, because of a different rapid build-up of a braking pressure in the various rigid vehicles of a v... | 10/12/1993 |
| 5029948 | Trailer anti-swing system and method A brake control system/method for preventing or arresting and minimizing trailer-swing in an articulated vehicle (10) is provided. The control system/method senses or calculates values indicative of articulation angle (AA) and time derivatives thereof (dA... | 07/09/1991 |
| 5002343 | Trailer brake control for towing vehicles having electronic brake control An electronic braking system for a towing vehicle for towing a standard semi-trailer without such a braking system has a separate pressure control channel for the generation of trailer brake pressure whenever the towing vehicle is braked or if the parking... | 03/26/1991 |
| 5000519 | Towed vehicle emergency brake control system Emergency brake control system for towed vehicles comprising brake regulation device and a plurality of switches whereby a discrete braking force may be selected and applied to the towed vehicle brakes upon actuation by the user of one of the switches and... | 03/19/1991 |
| 4984852 | Trailer mounted tractor-trailer brake control system A tractor-(28) trailer (30) vehicle (24) brake system control for distributing the brake effort to obtain inter-tractor-trailer proportional braking (H1 /V1 =H2 /V2) by use of sensors (80, 170, 172) mounted to t... | 01/15/1991 |
| 4818036 | Braking power transmitter The present invention is a braking value transmitter with a pedal to modulate the braking pressure. The pedal is braced against a spring. The force exerted by the pedal or the position of the pedal is sensed by an electronic sensor. The output signal of t... | 04/04/1989 |
| 4804234 | Tractor-trailer brake control system A tractor (28)-semi-trailer (30) brake system control for distributing brake effort to obtain inter-tractor-trailer balanced and proportional braking (H1 /V1 =H2 /V2), depending upon the magnitude of operator de... | 02/14/1989 |
| 4804237 | Tractor-trailer brake control system A tractor (28) semi-trailer (30) brake system control for distributing brake effort to obtain inter-tractor-trailer balanced and proportional braking, depending upon the magnitude of operator demand for braking effort, is provided. The control utilizes se... | 02/14/1989 |
| 4768840 | Brake control system and method A vehicle braking control system is provided for sensing (76) the magnitude of the vehicle operator's demand for braking effort and for distributing the braking effort between the individually controllable vehicle (22) brake sites to achieve balanced brak... | 09/06/1988 |
