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| Number | Title | Issue Date |
| 8042773 | Method and device for deactivating defective doors A method for deactivating a defective door of a train. The method steps include: providing a first door and a first controller; providing a second door and a second controller; providing a separate remote, central activation device configured to transmit an activati... | 10/25/2011 |
| 7861979 | Dragging equipment detector Disclosed systems, methods, and apparatti generally define inventions that detect and alert train crews of a potentially unsafe condition caused by equipment hanging below any portion of the train. It is emphasized that this abstract is provided to comply with the r... | 01/04/2011 |
| 7392595 | Device for measuring the roundness of a railroad wheel A measuring device on at least one rail of a railway track for measuring the roundness of an individual railway vehicle wheel during running thereof on the rail as a difference of the circumferential radius of the wheel flange top and the radius of the running tread... | 07/01/2008 |
| 7328871 | Railroad car coupler gap analyzer In trains a dragging air hose can snag an object on the tracks and break. A broken air hose can lead to an emergency stop or an accident caused by faulty brakes. The present invention mounts a video camera opposite a lit screen, thereby contrasting the air hose prof... | 02/12/2008 |
| 7292144 | Apparatus and method for contact-less switching An apparatus and method for use with a railroad dragging equipment detecting (DED) system that detects objects hanging from and dragged beneath a train as the train travels along rails of a railroad track. A generator supplies a first signal and is coupled to a magn... | 11/06/2007 |
| 7269487 | Method for train positioning In the state that a train moves from a track circuit 3T toward a track circuit 5T, and a train detection signal TD1 is supplied from the boundary between the track circuits 3T and 5T to the track circuits 3T and 5T, a... | 09/11/2007 |
| 7233886 | Adaptive modeling of changed states in predictive condition monitoring An improved empirical model-based surveillance or control system for monitoring or controlling a process or machine provides adaptation of the empirical model in response to new operational states that are deemed normal or non-exceptional for the process or machine.... | 06/19/2007 |
| 7213789 | System for detection of defects in railroad car wheels A system for automatic detection of defects in railroad wheels, a system that is stationary and is installed in extended intervals in the rails uses stationary acoustical/vibration sensors installed at intervals in the rails. Rail segments associated with the detect... | 05/08/2007 |
| 7113852 | System and method for transportation vehicle monitoring, feedback and control A system provides monitoring/feedback to a transportation vehicle regarding the state of that vehicle based on, at least, information provided by sensors located on or in the transportation vehicle. Monitoring the transportation vehicle provides information about th... | 09/26/2006 |
| 7099754 | Signal safety method, signal safety apparatus and signal safety system In order to propose a method of promptly judging movement of a train between block sections with a minimum number of transponders, an on-ground train control part for controlling operation of a train; an on-ground communication means capable of performing communicat... | 08/29/2006 |
| 7096096 | Method and system for automatically locating end of train devices An end of train unit includes a positioning system such as a GPS receiver and is configured to transmit a message including the EOT unit's location when the EOT unit detects a loss of air pipe pressure and/or it is tipped over and/or a low battery condition is detec... | 08/22/2006 |
| 7086503 | Brake condition monitoring System and method for monitoring the applications of the brakes, e.g. of an aircraft to determine brake condition and operate a brake maintenance programme or charge a brake system user. It is desirable to have accurate information for determining the condition and ... | 08/08/2006 |
| 7073095 | Computer-implemented system and method for evaluating the diagnostic state of a component A distributed computer-implemented diagnostic system for determining a diagnostic state of a component. The component exhibits measurable characteristics. The system includes a database that stores reference component characteristic data. A computer server is connec... | 07/04/2006 |
| 7069123 | Adaptive algorithm for locating network devices in an ECP brake-equipped train A method of locating nodes in train having at least one node per car and includes enabling each node; querying each enabled node to respond during a response interval; disabling each node which responded; and re-querying the enabled nodes until no further responses ... | 06/27/2006 |
| 7051044 | Method and system for remotely managing communication of data used for predicting malfunctions in a plurality of machines A method and system for managing communication of electronic data between a diagnostic service center and a plurality of mobile assets (10) generally remote relative to each other is provided. The electronic data comprises at least respective mobile asset dat... | 05/23/2006 |
| 7040150 | Computerized single car test device system A test system for computerized single car test devices. The test system includes at least one car tester having a first connector for connecting a first port to a brake pipe of the car, valves for selectively interconnecting ports of the tester, at least one pressur... | 05/09/2006 |
| 7024289 | Train control system and method of controlling a train or trains A train control system includes positioning systems at the end of the train and at the front of the train, allowing the conductor or engineer to unambiguously determine that no cars of the train have become detached. The positioning system at the end of the train is... | 04/04/2006 |
| 7004078 | Truck for railroad car In a truck for railroad car capable of absorbing and reducing deformation due to torsional force acting on an end beam, end portions of right and left side frames 2a and 2b of a truck frame 2 are connected by an end beam 3. ... | 02/28/2006 |
| 6996461 | Method and system for ensuring that a train does not pass an improperly configured device A train control system includes a positioning system and consults a database to determine when the train is approaching a configurable device such as a switch or grade crossing gate. The system continuously interrogates the device to determine its status as the trai... | 02/07/2006 |
| 6993675 | Method and system for monitoring problem resolution of a machine A method and apparatus for determining when to close a problem case associated with a machine that includes identifying at least one failure condition associated with the problem case, determining whether the failure condition is repeated after a recommended fix ins... | 01/31/2006 |
| 6985803 | System and method for monitoring the condition of a vehicle A system for monitoring the condition of a vehicle has at least one wireless transmitter in on the vehicle, and in communication with the vehicle computer system. Data representative of operating parameters generated during the operation of the vehicle is downloaded... | 01/10/2006 |
| 6980127 | Trainline controller electronics Trainline controller including testing of signal quality on a trainline network by commanding each node to transmitter calibration signal. A signal detector is connected to the trainline at a common junction with a head end termination circuit. A stuck-on transmitte... | 12/27/2005 |
| 6959235 | Diagnosis and repair system and method A diagnosis and repair recommendation system for a railroad locomotive is disclosed. The system uses generalized repair recommendations and instantiates them to a specific repair process for a unique road number locomotive. In addition to repair steps to be executed... | 10/25/2005 |
| 6925366 | Control system and method of monitoring a work train A control system for monitoring a work train for performing track maintenance operations has a computer connected to receive information from a multitude of work vehicles constituting the work train. A respective vehicle identifying device is associated with each wo... | 08/02/2005 |
| 6915191 | Method and system for detecting when an end of train has passed a point A controller determines that an end of train (EOT) has passed a point through the use of positioning systems at the head of the train (HOT) and the EOT. In a first method, the controller obtains the HOT position at a point of interest from the HOT positioning system... | 07/05/2005 |
| 6903658 | Method and system for ensuring that a train operator remains alert during operation of the train A train control system requires a train operator to enter signal aspect information at each wayside signal position on a railroad and stops the train if the operator fails to enter aspect information without communicating with the wayside signal device to verify tha... | 06/07/2005 |
| 6876907 | Remote restart for an on-board train controller A automatic train control system (ATCS) in which a driverless vehicle is reset remotely upon detection of a failure in an on-board controller. If the direction of the train has not changed, and none of the train doors were opened, during the time the train was disab... | 04/05/2005 |
| 6860453 | Method and apparatus for detecting and signalling derailment conditions in a railway vehicle A wheel (1) of a railway vehicle is associated with a vibration sensor (3) for supplying a vibration impulsive signal (V), indicative of the vibration of the wheel, to an electronic processing unit (E). This generates, based on the vibration signal (V)... | 03/01/2005 |
| 6810312 | Method for identifying a loss of utilization of mobile assets A method of servicing a mobile asset subject to utilization loss factors delaying the completion of servicing and the timely return of the asset to operation including identifying utilization loss factors that could delay the timely completion of servicing of the mo... | 10/26/2004 |
| 6748303 | Variable exception reporting A method of analyzing train operational data recorded during each run of a train and transferred to a processing station. Operational and informational parameters are derived from the recorded operational data for each run. The operational and identification paramet... | 06/08/2004 |
| 6600978 | Railway vehicle operation-control system and a railway vehicle using the operation control system A railway vehicle operation-control system includes at least one central processing unit being connected to a plurality of devices, which are connected in parallel, via information communication means, the plurality of the devices having at least one oper... | 07/29/2003 |
| 6564467 | Railway wheel monitoring During use, a wheel of a railway vehicle may become out of round, which will be detrimental to both the vehicle suspension and the railway track. The shape of such a wheel may be monitored to detect any such out of roundness, while the wheel is rolling, b... | 05/20/2003 |
| 6443538 | Feed valve and reference pressure enhancement A method to facilitate reducing delays in braking applications in a train using a system. The system includes at least one computer for executing brake control functions of the train and a brake pipe that extends along a length of the train for supplying ... | 09/03/2002 |
| 6437705 | Railcar maintenance management system The present invention relates to a system and a method for managing the repairing, cleaning, painting, or otherwise maintaining of railcars within a railcar maintenance facility. Specifically, the present invention relates to a railcar maintenance managem... | 08/20/2002 |
| 6381521 | Dynamic angle of attack measurement system and method therefor A method measures the angle of attack for the leading and trailing sets of wheels in trucks of rail vehicles traveling over track in a wayside system. At a first point on the outside rail of a track vertical force is measured with a first vertical strain ... | 04/30/2002 |
| 6349248 | Method and system for predicting failures in a power resistive grid of a vehicle A method and system for predicting failures in a power resistive grid in a vehicle, e.g., a locomotive, are provided. The method allows for monitoring one or more signals indicative of an estimated grid resistance value. The method farther allows for adju... | 02/19/2002 |
| 6322025 | Dual-protocol locomotive control system and method An intra-train communication system includes a locomotive control unit (LCU) establishes a communications link between a lead unit and a remote unit which operate using different protocols and/or in different frequency bands. To accomplish this objective,... | 11/27/2001 |
| 6311109 | Method of determining train and track characteristics using navigational data A method using the position data being determined on the train to determine characteristics of the train and/or the track. This is achieved by providing position determining devices at two or more spaced locations along the train. The position of the two ... | 10/30/2001 |
| 6259978 | Programmable relay driver A programmable device driver and system thereof are provided for segregating functions and hardware in a railway signaling environment The device driver includes a central processor with a memory and a timebase which is programmable to perform a function.... | 07/10/2001 |
| 6255962 | Method and apparatus for low power, micro-electronic mechanical sensing and processing A method and apparatus for low-power sensing and processing are provided. A method preferably includes collecting a plurality of sensor signals. The plurality of sensors include sensed data representative of at least shock and vibration. The method also i... | 07/03/2001 |
