| 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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| 11/27/2008 | DE102007024066A1 Vorrichtung zur Fehlerüberwachung von Fahrwerkskomponenten von Schienenfahrzeugen Device for error monitoring undercarriage components of rail vehicles |
| 11/20/2008 | US20080283681 Hot rail wheel bearing detection system and method |
| 11/20/2008 | US20080283680 Hot rail wheel bearing detection system and method |
| 11/20/2008 | US20080283679 Hot rail wheel bearing detection |
| 11/20/2008 | US20080283678 Hot rail wheel bearing detection system and method |
| 11/20/2008 | DE202008012250U1 Temperatur-Überwachungsvorrichtung für Radlager von Schienenfahrzeugen Temperature monitoring device for wheel bearings for rail vehicles |
| 11/19/2008 | EP1992541A2 Monitoring device for the wheelsets of rail vehicles |
| 11/19/2008 | EP1992167A2 System and methods for obtaining improved accuracy measurements of moving rolling stock components |
| 11/19/2008 | CN201151413Y Automatic alarm for journal temperature of mining electric locomotive |
| 11/19/2008 | CN201151388Y Hanging beam of rail- inspecting vehicle frame |
| 11/19/2008 | CN101309824A Estimation of wheel rail interaction forces |
| 11/19/2008 | CN101306691A Track curve parameter measuring device and method |
| 11/13/2008 | WO2008137268A1 Method and apparatus for monitoring bearings |
| 11/13/2008 | US20080281532 Method and apparatus for monitoring bearings |
| 11/12/2008 | EP1747135A4 Train integrity network system |
| 11/05/2008 | EP0925456B2 Bearing with sensor module |
| 11/05/2008 | CN201145567Y Apparatus for detecting railway track by laser |
| 10/30/2008 | WO2008129105A1 Method and apparatus for measuring longitudinal rail tensions in railways |
| 10/29/2008 | CN100429106C Force detector and detection method for stress generated by defferent temp of long rail |
| 10/22/2008 | CN201136522Y Device for measuring dynamic displacement in transversal and vertical directions of rails of high speed rail |
| 10/22/2008 | CN201136521Y Clamp apparatus for quickly installing journal temperature probe for rail vehicle |
| 10/22/2008 | CN201136520Y Combination clearance limit frame for rail vehicle |
| 10/16/2008 | WO2008122547A1 Detection of conditions compromising passenger safety in a railway vehicle |
| 10/16/2008 | WO2008122319A1 Measuring arrangement for the contactless and continuous determination of routing and track layout of railroad tracks |
| 10/15/2008 | EP1979215A1 Track twist monitoring |
| 10/15/2008 | EP1606577B1 Method for contactlessly and dynamically detecting the profile of a solid body |
| 10/15/2008 | CN201134319Y Magnetizer for wheel set of railway vehicle |
| 10/15/2008 | CN101285678A Railway freight safety door calibration device and railway freight safety door calibration vehicle |
| 10/08/2008 | EP1977950A2 Method for effect-related assessment of the placing of a track |
| 10/01/2008 | EP1791748B1 Diagnosis and state monitoring of junctions, crossings or crossroads and rail joints by means of a rail vehicle |
| 10/01/2008 | CN201126361Y Portable measurement apparatus for railway wheel non-circularity and diameter |
| 10/01/2008 | CN201126360Y Portable steel rail wave type abrasiveness measuring apparatus |
| 10/01/2008 | CN201126354Y Portable examination tool for railway track height |
| 10/01/2008 | CN201126352Y Ruler for detecting contract rail |
| 10/01/2008 | CN201124846Y Axle temperature probe |
| 10/01/2008 | CN201124845Y Axis temperature detecting device |
| 10/01/2008 | CN101275874A Force guide device of high precision miniature sensor |
| 10/01/2008 | CN101274636A Vehicle-mounted intelligent supervising and early warning device for running status of track traffic vehicle |
| 09/24/2008 | CN101269664A Detecting instrument for temperature and displacement of steel rail |
| 09/17/2008 | EP1970279A1 Camera unit for surveying a railway track |
| 09/17/2008 | EP1970278A1 Method and assembly for surveying a railway section |
| 09/17/2008 | CN101266866A A magnetization method and its magnetization device for train wheel pair |
| 09/17/2008 | CN101264767A Steel rail fracture vehicle-carrying non-contact fast monitoring technique |
| 09/17/2008 | CN101264766A Orbit geometry parameter image measuring device and method for substituting chord wire method |
| 09/11/2008 | DE202008008593U1 Vorrichtung zur Simulation von Erschütterungen im Untergrund Device to simulate vibrations in the ground |
| 09/10/2008 | EP1966023A2 Improved hot wheel/bearing detection system |
| 09/03/2008 | CN101258381A 轨道车轮测量 Measuring wheel track |
| 08/27/2008 | CN201107032Y Circuitry laser measuring instrument |
| 08/27/2008 | CN201107030Y Digital measuring device of orbital straightness |
| 08/27/2008 | CN101253384A Locomotive wheel reference groove diameter measuring device |
| 08/27/2008 | CN101249835A High-speed railway foreign matter invasion observation system |
| 08/26/2008 | US7416005 Wheel end assembly high-temperature warning system |
| 08/21/2008 | WO2008099177A1 Photographic recording of a rail surface |
| 08/14/2008 | US20080195265 Train Integrity Network System |
| 08/14/2008 | US20080192113 Automated wheel slide detector |
| 08/13/2008 | EP1954544A1 Method and device for the detection of faults in the roundness of wheels of railway stock, and system comprising one such device |
| 08/13/2008 | CN201099261Y Track-breaking quick checking instrument |
| 08/13/2008 | CN101242985A System and method for detecting a change or an obstruction to a railway track |
| 08/07/2008 | WO2008094064A1 Method for monitoring the parameters of a wheel pair and the position thereof with respect to a railway |
| 07/31/2008 | WO2008091444A1 Method and apparatus for monitoring bearings |
| 07/31/2008 | DE102006046511B4 Vorrichtung und Verfahren zum Erfassen der Temperaturverteilung an der Lauffläche eines Rades eines Schienenfahrzeuges Apparatus and method for detecting the temperature distribution on the tread of a wheel of a rail vehicle |
| 07/30/2008 | CN101229814A Stress monitoring system for railways |
| 07/30/2008 | CN101229813A System calibrating method for improving measurement accuracy |
| 07/23/2008 | CN100404343C Method and apparatus for time-phased constant ir energy delta source |
| 07/17/2008 | DE112006002123T5 Eisenbahnradvermessung Railway wheel measurement |
| 07/16/2008 | CN101219672A Non-contact type dynamic measuring device and method for wheel diameter based on laser and method thereof |
| 07/16/2008 | CN101219671A Transverse and vertical dynamic displacement measuring device of high-speed railway track circuit |
| 07/15/2008 | CA2364786C A railway axle hub unit |
| 07/10/2008 | WO2008080212A1 Method and system for identifying a component within a vehicle for maintenance |
| 07/10/2008 | CA2673910A1 Method and system for identifying a component within a vehicle for maintenance |
| 07/02/2008 | CN100398342C Wheel for goods wagon and wheel set |
| 07/01/2008 | US7394553 Integrated measurement device |
| 07/01/2008 | US7392595 Device for measuring the roundness of a railroad wheel |
| 06/25/2008 | CN100396529C Online detection method and device for train wheel pair size |
| 06/18/2008 | EP1931942A1 Method for contactlessly and dynamically recording the profile of a solid body |
| 06/18/2008 | EP1931937A1 Locomotive wheel reference groove diameter measuring device |
| 06/04/2008 | CN201068153Y Railway broken rail inductive device |
| 05/21/2008 | EP1922235A1 Method and device for detecting malfunctions in the running gear of vehicles with pneumatic suspensions |
| 05/21/2008 | CN101181902A Method for improving temperature measurement accuracy of modem probe |
| 05/21/2008 | CN101181901A Hotbox distinguishing method for train infrared shaft-temperature detecting system |
| 05/15/2008 | DE102006053432A1 Measuring device for detecting mechanical defects at wheel set of rail vehicle, has cover screw screwed into wheel set bearing housing via through hole of sensor housing and screw cover hole of cover for fastening sensor housing to cover |
| 05/14/2008 | EP1919754A1 System and method for detecting a change or an obstruction to a railway track |
| 05/14/2008 | CN101178303A Method and device for testing railway by laser and device thereof |
| 05/08/2008 | US20080105791 Broken Rail Detection System |
| 05/07/2008 | EP1918172A1 Stress monitoring system for railway rails |
| 04/24/2008 | WO2008046209A1 Inspection apparatus and method |
| 04/23/2008 | EP1914145A1 Railway surveying assembly |
| 04/17/2008 | DE102006015924B4 Meßstrecke an einer Schiene Measuring section on a rail |
| 04/16/2008 | CN100381320C Railroad switch gap critical alarm system |
| 04/03/2008 | WO2008008611A3 Rail vehicle mounted rail measurement system |
| 04/02/2008 | EP1904356A2 Method and device for determining the risk of derailment of railway vehicles |
| 04/02/2008 | CN201042961Y Probe special for detecting rolling stock wheel-and-axle assembly in situ contact |
| 03/26/2008 | CN100376444C Device for measuring the roundness of a railroad wheel |
| 03/19/2008 | CN101144714A Steel rail wearing integrative parameter vehicle-mounted dynamic measuring device and method |
| 03/19/2008 | CN101143593A Steel rail translation distributing device |
| 03/19/2008 | CN101143592A Probe array reversible wheel distributing structure |
| 03/19/2008 | CN101143591A Combined wheel set detecting device for reversible wheel array probe |
| 03/06/2008 | WO2007021538A8 Rail wheel measurement |
| 03/05/2008 | EP1893463A1 Estimation of wheel rail interaction forces |
| 03/05/2008 | EP1485676A4 Automated wheel slide detector |