| Patents for B61K 9 - Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles (2,428) |
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| 11/15/2011 | CA2524691C Clamp for a rail transducer |
| 11/09/2011 | CN202029869U Infrared temperature-detecting device for locomotive wheel hub |
| 11/03/2011 | WO2011135199A1 Instrumented assembly and associated locking plate |
| 11/02/2011 | CN202022220U Three-point-form track irregularity measuring device |
| 11/02/2011 | CN202022219U Novel clearance treadle |
| 11/02/2011 | CN101269664B Detecting instrument for temperature and displacement of steel rail |
| 10/26/2011 | CN202016485U Axle detection device for U-shaped steel rail |
| 10/26/2011 | CN202016484U Wire correcting device for urban rail vehicle |
| 10/19/2011 | CN202011408U Lifting wheel device installed on track gauge |
| 10/19/2011 | CN202011407U Rail profile gauge |
| 10/19/2011 | CN202011397U Multifunctional continuous inspection type track inspection vehicle |
| 10/12/2011 | CN102211597A Dynamic acquiring device and method for track marks |
| 10/12/2011 | CN102211595A Track line dynamic information acquisition device |
| 10/05/2011 | CN201999011U Positioning and monitoring management device of moving derailer |
| 09/28/2011 | CN101700777B Track geometric parameter measurement car |
| 09/21/2011 | CN201980253U 高速列车轮对动态检测系统 High-speed train wheel dynamic detection system |
| 09/21/2011 | CN201980252U 一种轨道监测传感装置 One kind of orbit to monitor sensing devices |
| 09/21/2011 | CN101678850B Device and method for error monitoring for undercarriage components of rail vehicles |
| 09/14/2011 | CN201971030U 轨道线路动态信息采集器装置 Track on dynamic information collection device |
| 09/14/2011 | CN102180187A High-precision height detection device and method for railway track |
| 09/09/2011 | WO2011107535A1 Rail vehicle having means for limiting the lateral play on tight turns |
| 09/09/2011 | WO2011107231A1 Sleeper for supporting rails |
| 09/07/2011 | CN102173297A Railway track displacement error correction detection method |
| 09/07/2011 | CN102173296A Synchronized drive wheel type electromagnetic rail detecting device |
| 09/07/2011 | CN102173295A Rigid rack device of dynamic rail detection equipment for medium and low speed maglev vehicle |
| 09/07/2011 | CN101758836B Proofreading method and system for mileage of track inspection car |
| 08/31/2011 | CN201951493U 光纤光栅传感列车车轮踏面在线监测装置 FBG sensing train wheel tread line monitoring devices |
| 08/31/2011 | CN201951492U 铁路运输超限检测仪 Rail transport overrun detector |
| 08/31/2011 | CN201951488U 轨道交通车辆的挡车装置及其检测装置 Block car rail vehicle devices and detection device |
| 08/31/2011 | CN102167060A Infrared bearing temperature detection tracking method for independent detection point |
| 08/31/2011 | CN102167059A Online dynamic detection device for full-circumference tread surface defects of locomotive wheel pair |
| 08/30/2011 | US8006942 Hot rail wheel bearing detection |
| 08/24/2011 | CN102161344A Track axle detection method based on stress variation |
| 08/24/2011 | CN102161343A System for detecting rail transit axle |
| 08/24/2011 | CN102161342A Device for detecting equipment limit of subway tunnel |
| 08/24/2011 | CN101479565B Measuring instrument for determining the actual condition of wheel sets |
| 08/17/2011 | CN201932196U 移动脱轨器检测架 Mobile derail testing stand |
| 08/17/2011 | CN102157148A DTW (dynamic time warping) voice recognition-based truck examining method |
| 08/17/2011 | CN102152802A System and method for measuring railway construction clearances |
| 08/17/2011 | CN101832820B Method for calibrating infrared probe of shaft temperature detection system by adopting vertical zigzag plate |
| 08/16/2011 | US7999848 Method and system for rail track scanning and foreign object detection |
| 08/10/2011 | CN201923172U 基于无线自组网的铁路货客车轴温、风压监测装置 Based on passenger rail cargo Hotbox MANETs, air pressure monitoring device |
| 08/10/2011 | CN201923161U 用于检测轨道的转向架 For detection of rail bogies |
| 08/10/2011 | CN102148926A Image pickup system |
| 08/10/2011 | CN101306691B Track curve parameter measuring device and method |
| 08/10/2011 | CA2739120A1 Line inspection robot and system |
| 08/03/2011 | EP2351680A1 System and process for monitoring railway tracks |
| 08/03/2011 | CN201915301U 一种可监测裂纹和变形的钢轨 One kind of cracks and deformation can be monitored rail |
| 07/27/2011 | EP2347941A1 Measuring device for materials testing of rails in the track |
| 07/27/2011 | CN102133899A Temperature-measuring error correction method, equipment and system |
| 07/20/2011 | CN201901143U Railway clearance measuring vehicle |
| 07/14/2011 | WO2011032991A3 Suspension failure detection in a rail vehicle |
| 07/13/2011 | EP2343496A1 Train with optical measuring implement |
| 07/13/2011 | CN201895676U Device for online dynamic fault detection of locomotive wheelset and automatic lifting device thereof |
| 07/13/2011 | CN102123899A System and method for detecting rock fall |
| 07/13/2011 | CN102121213A Steel rail capable of monitoring cracks and deformation |
| 07/07/2011 | DE102004012167B4 Verfahren zur Ermittlung des Raddurchmessers von Rädern von Schienenfahrzeugen, insbesondere von Güterwagen, sowie eine Schwerkraftablaufanlage unter Anwendung des Verfahrens Method for determining the wheel diameter of wheels of railway vehicles, especially freight cars, and a gravity flow system using the method |
| 07/06/2011 | CN201890243U Detecting device for railway wagon |
| 07/06/2011 | CN102114855A Track detection method and device |
| 06/30/2011 | WO2011078461A1 Active steering control device and method for railroad vehicle |
| 06/29/2011 | CN201882114U Rail flaw detector car for urban light rail transit |
| 06/29/2011 | CN102107666A Serial optical fiber grating railway safety running monitoring system |
| 06/29/2011 | CN101574973B Device, system and method for steel rail parameter automatic measurement |
| 06/23/2011 | WO2011072762A1 Method and device for profiling a running surface geometry of track components |
| 06/16/2011 | WO2011071432A1 Method for determining the stress free temperature of the rail and/or the track resistance |
| 06/16/2011 | CA2782341A1 Method for determining the stress free temperature of the rail and/or the track resistance |
| 06/15/2011 | EP2331381A1 Method for determining a characteristic of a track position parameter |
| 06/15/2011 | CN201863868U Novel track data acquisition train |
| 06/15/2011 | CN102092406A Optical fiber grating sensed train wheel tread state online monitoring system |
| 06/15/2011 | CN102092405A Method and system device for measuring rail curve parameters |
| 06/15/2011 | CN102092404A Device for preventing and detecting the falling of an object on a railway line, and method for detecting the falling of an object on the line |
| 06/09/2011 | DE102009056931A1 Entgleisungsdetektoreinheit mit erhöhter Empfindlichkeit Derailment detector unit with increased sensitivity |
| 06/08/2011 | CN101081621B Device for vehicles on rails and gauge changing device and the method for insuring the gauge changing |
| 06/03/2011 | WO2011017434A3 System and method for filtering temperature profiles of a wheel |
| 06/01/2011 | CN201849490U Online track-monitoring system |
| 06/01/2011 | CN102084245A Method of and apparatus for in situ ultrasonic rail inspection of railroad rail |
| 05/25/2011 | CN102069821A Measuring method for non-contact steel rail sagging surface |
| 05/25/2011 | CN101489852B Rail vehicle mounted rail measurement system |
| 05/24/2011 | US7946537 Hot rail wheel bearing detection system and method |
| 05/19/2011 | WO2011058212A1 Runway measurement system and method |
| 05/19/2011 | CA2780350A1 Runway measurement system and method |
| 05/18/2011 | CN102060037A Online dynamic detection device of all-periphery contour dimension of locomotive wheel pair |
| 05/18/2011 | CN102060036A System for detecting rapid train wheel pair dynamically |
| 05/18/2011 | CN101275874B Force guide device of high precision miniature sensor |
| 05/11/2011 | CN201825059U Square pipe cantilever |
| 05/04/2011 | EP1919754B1 System and method for detecting a change or an obstruction to a railway track |
| 05/04/2011 | CN201819647U Creeping observation instrument for steel rail |
| 05/04/2011 | CN201816612U Steel rail flaw detector |
| 05/04/2011 | CN201816611U Device for collecting high-voltage signals of train |
| 05/04/2011 | CN201816610U Real-time track data acquiring and processing device |
| 05/04/2011 | CN102046445A System for measuring loads during wheel/rail contact of rail vehicles |
| 04/27/2011 | CN201808580U Rapid turning type emergent unload steel rail clamp |
| 04/27/2011 | CN102030016A Structured light vision-based track irregularity state detection method |
| 04/20/2011 | CN201803809U Novel temperature measurement electronic module |
| 04/20/2011 | CN201800735U Novel outdoor function simulator |
| 04/14/2011 | DE102004012168B4 Verfahren zur Kalibrierung einer Messanordnung zur Ermittlung des Durchmessers der Räder von Schienenfahrzeugen, insbesondre von Güterwagen, sowie eine Schwerkraftablaufanlage unter Anwendung des Verfahrens Method for calibrating a measuring device for determining the diameter of the wheels of railway vehicles, insbesondre of freight cars, and a gravity flow system using the method |
| 04/13/2011 | CN102009667A Track sensor |
| 04/07/2011 | DE102010044912A1 Verfahren und Vorrichtung zum Abschätzen der Temperatur eines Radsatzlagers eines Radsatzes eines Schienenfahrzeugs Method and device for estimating the temperature of a wheel set bearing of a wheel set of a rail vehicle |
| 04/07/2011 | DE102009043701A1 Verfahren zur automatischen Synchronisierung von Gleislagemessungen A method for automatic synchronization of track geometry measurements |
| 04/06/2011 | EP2305532A1 Method for automated synchronisation of rail position measurements |