| Patents for B61C 15 - Maintaining or augmenting the starting or braking power by auxiliary devices and measures; Preventing wheel slippage; Controlling distribution of tractive effort between driving wheels (709) |
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| 06/08/2005 | EP1538055A1 Railway vehicle adapted for operation on two parallel rails |
| 06/01/2005 | EP1448422B1 Magnet coil assembly for rail vehicles provided for increasing the traction |
| 05/26/2005 | WO2005005218A3 Automatic, variable-flow sanding device |
| 05/17/2005 | US6893058 Railway train friction management and control system and method |
| 04/28/2005 | WO2005038467A1 Apparatus of measuring speed for railway vehicle and method thereof |
| 04/13/2005 | EP1003662B1 Method for coordinating the drive of track-guided vehicles with independently driven wheels |
| 03/31/2005 | WO2005028272A1 Enhanced locomotive adhesion control |
| 03/31/2005 | DE4239711B4 Verfahren und Vorrichtung zur Steuerung eines Fahrzeugs Method and apparatus for controlling a vehicle |
| 03/25/2005 | CA2442441A1 Heated sanding nozzle |
| 03/24/2005 | US20050065701 Enhanced locomotive adhesion control |
| 03/03/2005 | DE102004030865A1 Rutschstoppvorrichtung zum Verhindern von Rutschen von Fahrzeugrädern Slip-stop device for preventing slippage of vehicle wheels, |
| 02/10/2005 | DE10333637A1 Sand delivering device for rail-borne vehicle, has compressor driven with varying output |
| 02/03/2005 | US20050024001 Method for monitoring and controlling traction motors in locomotives |
| 01/20/2005 | WO2005005218A2 Automatic, variable-flow sanding device |
| 01/20/2005 | CA2572661A1 Automatic, variable-flow sanding device |
| 01/06/2005 | WO2005000604A1 Slip prevention device for vehicle |
| 01/06/2005 | US20050001434 Metering device for sand spreading devices, especially for rail vehicles |
| 12/30/2004 | US20040262425 Slip-stop device for preventing slipping of vehicle wheels |
| 12/01/2004 | EP1480847A1 Sequenced pulse width modulation method and apparatus for controlling and powering a plurality of direct current motors |
| 11/11/2004 | DE10318289A1 Sandaustragseinrichtung an einem Schienenfahrzeug Sand discharge device on a rail vehicle |
| 11/02/2004 | US6812656 Sequenced pulse width modulation method and apparatus for controlling and powering a plurality of direct current motors |
| 10/27/2004 | EP1470981A1 Sand spreader on a rail vehicle |
| 10/07/2004 | US20040195370 Gritting device |
| 09/30/2004 | US20040187729 Railway car and bogie for railway car |
| 09/29/2004 | EP1462331A1 Railway car and bogie for railway car |
| 09/28/2004 | US6797918 Rail cleaning method and apparatus |
| 09/23/2004 | WO2004080778A1 Method and device for improving the traction of rail vehicles, especially in autumn and winter |
| 09/23/2004 | DE202004010836U1 Roadrailer truck with hoist platform connects front rear left and righthand rail wheel motors in series to left and righthand rear rail wheels respectively via selectively valved feedlines. |
| 08/26/2004 | DE10305551A1 Arrangement for improving railway vehicle traction, especially in winter, has sanding devices connected to blower that cleans rail surface before sanding device, heating arrangement for both devices |
| 08/25/2004 | EP1448422A2 Magnet coil assembly for rail vehicles provided for increasing the traction |
| 08/19/2004 | US20040160064 Apparatus for use in applying granular material to a rail |
| 08/19/2004 | DE202004004886U1 Annular electromagnet for railway vehicle drive wheel uses magnetic effect to increase wheel grip for reduced slippage |
| 07/21/2004 | EP1438203A1 Dosing device for sanding devices, especially for rail vehicles |
| 06/24/2004 | US20040119882 Imaging apparatus and coupling apparatus for use therewith |
| 06/02/2004 | CN1151939C Method for transmitting a control signal to a vehicle and receiving device for receiving said control signal |
| 05/27/2004 | DE10252466A1 Druckluftbetriebene Sandstreuvorrichtung und Verfahren zum Streuen von Sand Air powered sanding apparatus and method for spreading sand |
| 05/19/2004 | DE10249714A1 Train with carriages and locomotives synchronizes locomotives or drive units by data exchanges between computerized synchronizing and regulation devices for all demands from control station |
| 05/13/2004 | DE10249713A1 Computer-aided synchronizing/controlling device for optimizing force transmission and power build-up applies to motors and technical devices with two or more drive mechanisms |
| 05/12/2004 | EP1418108A1 Pneumatic sanding device, and corresponding method |
| 04/22/2004 | US20040075280 Railway train friction management and control system and method |
| 04/20/2004 | US6722589 Slip prevention particle injection device |
| 04/15/2004 | US20040071558 Antislip material ejector |
| 04/15/2004 | US20040069876 Slip prevention particle injection device |
| 04/15/2004 | DE20319041U1 Train rail cleaning device, comprises press brush, press shoe, air jet nozzle and brush roll |
| 04/14/2004 | EP1407952A1 Sanding device, especially for railway vehicles. |
| 04/14/2004 | CN1488540A Antiskid material sprinkling apparatus |
| 04/01/2004 | US20040064238 System for detecting sliding of a wheel travelling along a track |
| 04/01/2004 | US20040060375 System and method for improved detection of locomotive friction modifying system component health and functionality |
| 03/25/2004 | DE19826452B4 Verfahren zur Antriebskoordinierung von einzelradgetriebenen, spurgeführten Fahrzeugen Method of drive coordination of einzelradgetriebenen, track guided vehicles |
| 03/25/2004 | DE10211173B4 Einrichtung für Schienenfahrzeuge, die mit einer Gleitschutz-Elektronik versehen sind Means for rail vehicles that are equipped with a non-skid electronics |
| 12/24/2003 | WO2003040539A3 Magnet coil assembly for rail vehicles provided for increasing the traction |
| 12/23/2003 | US6666642 Installation for filling a sand box fitted to a rail vehicle |
| 10/23/2003 | US20030197386 Train traction device and methods |
| 10/07/2003 | US6629709 Wheel/rail adhesion enhancement |
| 09/04/2003 | WO2003072388A1 Sequenced pulse width modulation method and apparatus for controlling and powering a plurality of direct current motors |
| 08/28/2003 | US20030160586 Sequenced pulse width modulation method and apparatus for controlling and powering a plurality of direct current motors |
| 08/28/2003 | US20030160459 Installation for filling a sand box fitted to a rail vehicle |
| 08/25/2003 | CA2419701A1 An installation for filling a sand box fitted to a rail vehicle |
| 08/14/2003 | DE20303275U1 Sand controller system for rail vehicles stores and processes one or more input signals which serve for engaging of rail vehicle's sand spreading operation and can be connected separately to sand spreading system |
| 08/13/2003 | EP1263639B1 Gritting device |
| 07/22/2003 | US6597137 Method and device for transmitting and receiving a control signal to a vehicle |
| 07/17/2003 | US20030134958 Gelatinous elastomer compositions and articles |
| 07/08/2003 | US6588808 Locomotive rail conditioning system alignment verification |
| 06/19/2003 | WO2003049984A1 Sand hopper |
| 06/18/2003 | DE20121819U1 Spreading apparatus, e.g. for sand, has no-return valve between pneumatic injector-type feeding or application device and compressor |
| 05/21/2003 | EP1312488A2 Device for spreading grit |
| 05/15/2003 | WO2003040539A2 Magnet coil assembly for rail vehicles provided for increasing the traction |
| 05/14/2003 | EP1154924B1 Method for transmitting a control signal to a vehicle and receiving device for receiving said control signal |
| 04/30/2003 | CN1415041A Rail cleaning method and apparatus |
| 04/24/2003 | WO2003033279A1 Dosing device for sanding devices, especially for rail vehicles |
| 04/24/2003 | DE20302149U1 Grip-enhancing unit for train, tram, light railway has combined heater, blower and sand dispenser |
| 04/22/2003 | US6552109 Gelatinous elastomer compositions and articles |
| 04/17/2003 | DE20302664U1 Wheel grip spray for motor vehicle has duct to spray grit in front of wheels on slippery road surfaces |
| 04/03/2003 | DE20216460U1 Synchronized drive for multiple locomotives on railway train has driver cabs at each end of train Synchronized by central computers |
| 03/25/2003 | USRE38042 Anisotropic magnetic powder and magnet thereof and method of producing same |
| 03/11/2003 | USRE38021 Rapidly quenching melt of rare earth, boron, gallium and iron optionally with cobalt forming amorphous or partially crystallized flakes; pressing, subjecting to hot plastic deformation and pulverizing |
| 02/05/2003 | EP1281593A1 Particulate delivery device for a locomotive |
| 01/30/2003 | US20030020283 Mudguard gritter |
| 01/30/2003 | US20030020282 Particulate guide |
| 01/30/2003 | DE20217390U1 Compressed air operated sand spreading device has nozzle connected to compressed air source, whereby nozzle has air inlet, ejection channel and sand suction opening |
| 01/25/2003 | CA2354092A1 Sander mudguard |
| 12/11/2002 | EP1263639A1 Gritting device |
| 11/27/2002 | CN1381369A Tacifying unit for rolling stock |
| 11/20/2002 | CN1380866A Slip prevention particle injection device |
| 11/07/2002 | DE10042706A1 Optimal braking and acceleration regulation system for vehicle wheel involves modulating force used to achieve braking by taking into account current braking effect or pressure on wheel suspension |
| 10/24/2002 | US20020152922 Rail system |
| 10/09/2002 | CN1373063A 铁轨系统 Rail system |
| 09/04/2002 | EP1236608A1 Rail system |
| 08/07/2002 | CN2504158Y Electromagnetic anti-skid train |
| 07/31/2002 | EP1226311A1 Rail cleaning method and apparatus |
| 07/16/2002 | US6418858 Method for drive coordination of rail-guided vehicles with individual-wheel drive |
| 07/04/2002 | DE10117337C1 Chip spreader, to give vehicle wheels a gripping surface on ice, has a housing in front of the wheel(s) with an inner rotating container to take a charge of chips and release it through an outflow in front of the wheel tire(s) |
| 06/25/2002 | US6411051 Apparatus for monitoring the adhesion of an electric rail vehicle set |
| 04/25/2002 | DE10052018A1 Getriebe für Schienenfahrzeuge Transmissions for rail vehicles |
| 04/24/2002 | EP1199237A1 Transmission for a rail vehicle |
| 04/18/2002 | DE10044608A1 Sand-scattering device for rail vehicles, especially trams, conveys a quantity of sand reproducibly defined via a preset compressed air volume stream impulse of a compressor |
| 04/18/2002 | DE10017613C2 Verfahren zur Schätzung der aktuellen Steigung der Kraftschlußfunktion Method for estimating the current gradient of the frictional engagement function |
| 04/02/2002 | CA2358149A1 Ac motor control for a vehicle having a multi-speed transmission ii |
| 03/13/2002 | CN1340011A Method for transmitting a control signal to a vehicle and receiving device for receiving said control signal |
| 02/27/2002 | EP1182109A1 Slip prevention particle injection device |