78results about "Traffic crossing safety means" patented technology

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 also used to verify that the entire train has cleared a block. This information can be relayed to a dispatcher, thereby eliminating the need for trackside sensing equipment. A control unit prevents the train from moving without an authorization that includes the train's current position.

A lightweight photovoltaic concentrator is disclosed. The concentrator comprises at least two sections each comprising a cell panel, a radiator panel and a reflector panel. In one embodiment, the concentrator system of the present invention comprises at least two hinged sections each comprising a solar cell panel, a flat radiator panel, and a curved reflective concentrator panel. The solar cell panel comprises at least one photovoltaic cell for generating electrical power in response to radiation. The solar cell panel is aligned with the radiator panel at an angle less than 180 degrees but not less than 90 degrees facing the reflective concentrator panel. In another embodiment, the cell panels on adjoining sections are angled in opposite directions with respect to the radiator panels and wherein the reflective concentrator panels are located on opposite sides of the radiator panels. A heat pipe or loop heat pipe is located in the radiator panel to dissipate heat from the solar cells.

A system and method for collecting and delivering operational data relating to railroad grade crossing equipment and wayside equipment is described. The method comprises collecting operational data relating to railroad crossing equipment and wayside equipment in a data server, receiving the operational data from the data server with a data delivery device when the data server is in proximity to the data delivery device, and transmitting the operational data from the data delivery device to an external communication system.

Systems, methods, and devices, including program instructions, are provided for displaying information on a gate system. One embodiment includes a processor and a memory associated with a vehicle gate system. Program instructions are storable on the memory and executable by the processor to display target audience information.

A traffic crossing warning device is provided. The device includes a beam transmitter for transmitting a beam such as an IR beam, and a beam sensor in electrical communication with a signal processor for sensing the IR beam. In addition, the device includes a multimedia warning beacon, and a mounting device for supporting the beacon adjacent a roadway intersection. The warning beacon is activated when the beam sensor senses that the beam is not being received for a predetermined period of time. In one aspect, the warning beacon has a warning light, a speaker for delivering an audible signal, and a display for providing a written warning. A method for warning motorists of the presence of an oncoming locomotive object such as a train using the warning device is also provided.

A wireless position sensing device is provided for monitoring railyard equipment status. The device comprises a gravity sensing mechanism for sensing an angular displacement with respect to a substantially vertical line, and for generating a displacement signal upon sensing a change in angular displacement exceeding approximately 40 degrees. A processing mechanism, operatively coupled to the gravity sensing mechanism, receives the displacement signal. A radio frequency transmitter, responsive to the processing mechanism, transmits a data signal indicative of the angular displacement. The processing mechanism is programmed to activate the radio frequency transmitter upon receipt of the displacement signal. The gravity sensing mechanism is affixed, attached, or mechanically coupled to railyard equipment comprising at least one of a manually operated rail switch or a safety indicator.

The bidirectional monitor and control system is composed of the monitor and control mechanism (MCM) at railroad junction (RJ), relay facility, MCM on rail vehicle, and central processing mechanism. MCM) at RJ transfers the collected situations to the signal transmission mechanism at RJ. Passed through relay of repeater facilities, or turning transmission, the said collected situations are transmitted to MCM on rail vehicle, and displayed through screen. Through microwave, bidirectional transferred situations of train and commands of driver are transferred to signal reception device at RJ; and using signal process device makes RJ know the distance between the train and RJ, and makes guardrail act, red or green lights bright, and alarm sound hoots. Using walkie-talkie, dispatcher in central dispatching room tells driver the status at RJ so as to make dual monitors. The invention lets driver know status at RJ, as well as lets RJ know the distance so as to solve safety issue at RJ.

A communication system includes an electronic component located at a wayside device positioned along a route of a rail vehicle and a router transceiver unit operably coupled to the electronic component. The router transceiver unit is conductively coupled to a power supply conductor that supplies electric current to power at least one of the electronic component of the wayside device or an electronic apparatus other than the electronic component. The router transceiver unit is configured to communicate network data with a remote location through the power supply conductor.

The embodiment of the invention discloses a modern tramcar operation monitoring system. The monitoring system comprises a driving command system, an intersection control system, a turnout controller,and an active protection unit; the driving command system, the intersection control system, and the turnout controller are separately connected with corresponding public network communication unit, and the public network communication units communicate with each other wirelessly; and the active protection unit is arranged in a cab of a tramcar and used to identify an obstacle of the tramcar, and the distance between the tramcar and the obstacle is measured. The systems of the operation monitoring system are connected with the public network communication units, the communication between the systems is realized in a wireless mode, so that the composition of ground devices is simplified, and the costs of construction and maintenance are reduced; and the obstacle, the state of signal machinesalong the line and the state of turnout are simultaneously identified through the active protection unit, the passing efficiency of the tramcar in the main track turnout area and the level crossing is improved, and the degree of driving safety protection of a driver is improved.

A device to prevent railway crossing accidents between a roadway vehicle and a train, by comparing the UPS location of a roadway vehicle to the UPS location of the railway crossing by means of a mobile computing device, and alerting the operator of a roadway vehicle when the vehicle is at a railway crossing when an FM radio signal transmitted by the train is also detected by the mobile computing device.

The invention provides a safety type trackside control system of a guide rail tramcar. The safety type trackside control system comprises a trackside controller, wherein the trackside controller comprises a power supply, a communication bus, a ground core control unit, a state input unit, a signal driving unit, a rail junction driving unit, a ground networking unit and a trackside controller communication unit; the ground core control unit, the state input unit, the signal driving unit, the rail junction driving unit, the ground networking unit and the communication unit are communicated with the communication bus respectively. The trackside system and an on-board are connected through adopting a 4G wireless network and data transmission is stable and reliable. According to the safety type trackside control system, a remote control center can remotely and manually arrange paths or a driver can arrange the paths according to buttons on a single machine, so that influences on operation are extremely reduced. A path entering indicator is driven by the signal driving unit and receives the control of a ground core driving unit, so that the safety type trackside control system has a fault safety guide function and improves the safety of a rail junction region.

A method provides sleep and wake-up modes for railway track circuit units. An intermediate track circuit unit communicates in a first direction to a first unit and in a different second direction to a different second unit. A plurality of wireless messages are employed between a train and a plurality of wayside units operatively associated with some of the track circuit units. Included with the wireless messages are a first identifier of a corresponding one of the track circuit units and a second identifier of a direction of travel of the train. One of the wireless messages is received at one of the wayside units corresponding to the intermediate unit based upon the first identifier. A signal is responsively output based upon the second identifier from the intermediate unit in the first direction to the first unit or in the different second direction to the different second unit.

An anti-collision device for trains and the like transportation system comprising of a microprocessor based on command an control unit (CCU), a Global positioning system (GPS) with satellite signal receiver antenna, a crew interface of desired capacity/range with directional antenna, an I/O sub-system, a braking signal unit linked with braking mechanism for locomotive speed control, a message display unit having audio and/or visual display means and a power supply system, preferably consisting of a battery and power converter, all units and systems functionally interconnected.

Various embodiments of an autonomous rail vehicle that can travel ahead of a locomotive at a distance proportional to the locomotive's stopping capability are disclosed. The rail vehicle may scan its surroundings, gauges track conditions, and communicates with locomotive operators of the scanned results in real-time to timely enable activation of the locomotive's emergency brakes in case of detection of off-normal track conditions. The rail vehicle may paired with the locomotive and provides eyes to locomotive operators so that they can have information on tracks viability well ahead of the locomotive.

A system includes at least one application device, a control unit, and at least one processor. The at least one application device is conductively or inductively coupled with at least one of a first conductive track or a second conductive track. The control unit is configured to control supply of electric current from a power source to the at least one application device to electrically inject at least one examination signal into the conductive tracks. The at least one processor is configured to monitor the one or more electrical characteristics of at least one of the first or second conductive tracks, and to identify a construction feature of the route based on the one or more electrical characteristics, wherein the construction feature corresponds to a man-made aspect of the route.

A rail track crossing comprising a support element (29) associated with each rail (11) of a rail track and configured to be supported from a sleeper (13) whereby the support element extends to each side of each rail, the support element having an engagement portion (31) which is to be at each side of the respective rail, a set of panels comprising a pair of lateral panels (37) and a central panel (39) wherein the central panel is to be received between the rails and supported upon the support elements and to be engaged by the engagement portions, the lateral panels being intended to be located to the sides of the rail track to be engaged with the engagement portion located at the respective side, wherein when the lateral panels and the central panel are in position their upper surfaces jointly provide a substantially continuous surface across the rail track.

The invention discloses a simulation traffic control device, which comprises a simulation model. A traffic control platform is arranged under the simulation model. The simulation traffic control device also comprises an instruction signal device which can receive traffic control signals, and a central processing unit which can process the data of the traffic control signals and can send out corresponding control movements to the simulation model. The system can be used for replacing traffic polices and civil polices, working in harsh environment, and can precisely improve working efficiency.

A power supply system for an electrical equipment comprises a first power supply module for supplying power to the electrical equipment, wherein the first power supply module is connectable to a first electrical network and is adapted for converting a first input current from the first electrical network to an output current suppliable to the electrical equipment; a second power supply module for supplying electrical power to the electrical equipment, wherein the second power supply module is connectable to a second electrical network of different frequency and/or different voltage as the first electrical network and is adapted for converting a second input current from the second electrical network to the output current, when the first power supply module is not able to converting the first input current; and an electrical energy storage for supplying electrical power to the electrical equipment, wherein the electrical energy storage is adapted for providing the output current, when the first and/or second power supply module is not able to convert the first and/or second input current.

A railroad crossing includes a turn in a road as the road approaches the railroad, the turn forcing an approaching vehicle to slow down. A impact attenuation zone extends from the turn in the direction of traffic flow so that vehicles failing to make the turn enter a vehicle impact attenuation zone are brought to a stop before coming into the area of danger through which railroad trains traverse.