Patents
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)
12/2001
12/05/2001CN2463262Y Autoamtic detecting device for wheel pair
11/2001
11/29/2001WO2001090738A2 Method and device for the detection and evaluation of surface damage to laid tracks and points components
11/29/2001WO2001089903A1 Monitoring system for railway vehicles
11/29/2001CA2408427A1 Method and device for the detection and assessment of surface defects on laid rails and switch components
11/28/2001CN1323715A Laser measurement method of moving attitude of vehicle
11/15/2001WO2001086227A1 Apparatus for monitoring the rails of a railway or tramway line
11/07/2001CN2458206Y Rail weighing module for weighing rolling stock
11/01/2001WO2001081147A1 Method for monitoring driving characteristics of a rail vehicle
10/2001
10/31/2001DE10022684A1 Safety system for railway vehicles and tracks compares acquired acoustic spectrum with normal operating spectrum, detects deviations as defect information, compares with defect spectra
10/31/2001DE10020519A1 Drive characteristics monitoring method for train, involves judging damage of vehicle component when deviation of oscillation value distribution of filtered course from normal distribution, equals preset value
10/31/2001CN2457601Y Double zero degree probe rail flaw detector
10/25/2001US20010032513 Automatic carriage alignment
10/24/2001CN1318487A Automatic geometric parameter measuring equipment for wheel pair of railroad carriage
10/11/2001WO2001075231A1 A method of grading railroad beds and a laser measuring device
10/03/2001CN2451438Y Railway train structural frame servo rail gauge measuring apparatus
10/02/2001CA2242723C Railway hazard acoustic sensing, locating, and alarm system
09/2001
09/12/2001CN1070792C Automatic protective safety device for train
09/11/2001US6286992 Axle temperature monitor
09/07/2001WO2001064494A1 Train derailment detector
09/05/2001EP1129002A1 Method for detecting damage in railway traffic
08/2001
08/22/2001CN2444242Y Tricrystal piece combined probe of ultrasonic inspection for wheel axle
08/22/2001CN2443899Y Load over-inclined dynamic tester for vehicle of railway
08/16/2001DE10010019C1 Verfahren zur optoelektronischen Zustandsüberwachung rotierender Laufräder von Schienenfahrzeugen A method for optoelectronic condition monitoring of rotating wheels of railway vehicles
08/15/2001CN2442907Y Linkage tester for vehicle wheel treads
08/14/2001US6272759 Sideframe wheelbase gauge
08/09/2001DE10003675A1 Vorrichtung zur Messung der Fahrflächenrauhigkeit von Schienen im Fahrbetrieb Device for measuring the Fahrflächenrauhigkeit of rails in the driving mode
08/01/2001EP1120494A2 Apparatus for measuring rail rolling surface ruggedness during track exploitation
07/2001
07/25/2001CN1305107A Nondestructive inspection method and equipment for surface of axle or perforated workpieces
07/18/2001EP0973666B1 Casing for a hot-box detector or blocked brake detector
07/17/2001US6262573 Electromagnetic system for railroad track crack detection and traction enhancement
07/12/2001WO2001050097A2 Automatic carriage alignment
07/11/2001CN1302747A Comprehensive function monitor of diesel locomotive
06/2001
06/27/2001CN2436383Y Double-shearing beam type two-dimension force sensor
06/07/2001DE19957587A1 Sensor monitoring system, for multi-axle vehicle, e.g. train, to determine track state, has vibration sensors on axles fixed to sensors to compare with stored thresholds and data from previous trip
06/05/2001US6241196 Casing for a hot box or blocked brake detection scanner
05/2001
05/29/2001US6237877 Failed bearing indicator
05/23/2001EP1100707A1 Device for monitoring railway vehicle wheels
05/23/2001DE19946227C1 Rail breakage detection method for train track uses evaluation of acoustic oscillations obtained from track rail under dynamic loading
05/17/2001DE19954264A1 Sensor arrangement for measuring lateral forces on railway vehicle bogie wheels has preferably three distance sensors mounted over radius of wheel on part that holds wheel set
05/16/2001EP1098803A2 Method and device for inspecting a railroad wheel
05/15/2001US6233050 Apparatus and process for measuring the unroundness and diameter of railway wheels
05/09/2001EP1097076A1 Method and apparatus for detecting defective track wheels
05/09/2001CN2429410Y Device for measuring profiles of wheel and rail with crawling wheel
05/02/2001CN2428381Y Wheel-set automatic-detection device
04/2001
04/26/2001WO2001028838A1 Device for measuring the temperatures of axles or bearings for locating hot-boxes or overheated brakes in rolling stock
04/18/2001CN1064755C Installation and process for measuring rolling parameters by means of artificial vision on wheels of railway
04/17/2001US6216985 Railway hazard acoustic sensing, locating, and alarm system
04/04/2001EP1089070A2 Image recording and evaluation system
03/2001
03/22/2001DE19943744A1 Wear testing method for wheels of train, involves moving a case having swingable testing head carrier on side wall of inspection pit for contacting head with wheel
03/15/2001WO2001017837A1 Device for detecting eccentricities or wheel flats of rail vehicle wheels
03/15/2001DE19936448A1 Image recording and evaluation system for inspecting overhead contact lines of electric railway
03/14/2001EP1083106A1 Vehicle for measuring the geometric condition of a railway track
03/08/2001DE19941843A1 Vorrichtung zur Feststellung von Unrundheiten und Flachstellen an Rädern bei Schienenfahrzeugen Apparatus for the detection of roundness and flats on wheels for rail vehicles
03/01/2001WO2000078587A3 Machine for the maintenance of railway carriages
02/2001
02/28/2001EP1079333A1 Inspection and investigation system for an object, such as a component of a rail way
02/28/2001CN2421220Y Computerized rolling bearing pressing recorder for goods train
02/27/2001US6192736 Tribometer for testing the efficiency of lubrication upon a railroad track surface
02/14/2001CN2419128Y Real time remote detecting monitor for rail temperature of railway in use
02/14/2001CN2419127Y Computer controlled load recording instrument for wheel pairs of railway vehicles
02/01/2001WO2001007308A1 Railway wheel monitoring
02/01/2001CA2379576A1 Railway wheel monitoring
01/2001
01/31/2001CN2417091Y Automatic terminal-selecting testing pen for auxiliary circuit of locomotive
01/30/2001US6179471 Device for mounting a sensor to a railway axle bearing unit
01/11/2001DE19926164A1 Verfahren und Vorrichtung zum Überwachen eines Fahrzeugs und/oder zum Überwachen eines Fahrwegs während des betriebsmäßigen Fahrens des Fahrzeugs Method and apparatus for monitoring a vehicle and / or for monitoring a traveling path during the operational running of the vehicle
01/03/2001CN2413283Y Special angle probe for circumferential flaw detection
12/2000
12/28/2000WO2000078587A2 Machine for the maintenance of railway carriages
12/21/2000WO2000076828A1 Method and device for monitoring a vehicle and/or for monitoring a path of travel while the vehicle is being driven during operation
12/20/2000EP1060376A1 Method and device for monitoring the area of technical rolling bodies
12/20/2000EP1060098A1 Device for detecting flats on at least one body capable of rolling
12/19/2000US6161962 Bearing with sensor module
12/13/2000CN2410206Y Long distance electric vortex displacement transducer for testing railway vehicle
12/07/2000WO2000073118A1 Device for monitoring railway vehicle wheels
12/07/2000DE19925394A1 Rail vehicle test and monitoring method e.g. for testing condition of wheels and wheel-sets
11/2000
11/30/2000DE19924781A1 Non-destructive testing of railway wheels installed in railway vehicles involves driving vehicle over test section, moving test probe holder into successive test positions during travel
11/29/2000CN2408004Y Insulation rail distance rod
11/23/2000WO2000070148A1 Track monitoring equipment
11/23/2000CA2373127A1 Track monitoring equipment
11/15/2000CN2405835Y Pantograph detection instrument
11/02/2000DE19919604A1 Measurement diagnosis action system for detection of faults or defects in the running gear of a train or rail-vehicle while it is running by mounting of sensors around the axle and wheel and connecting them to an analysis system
10/2000
10/25/2000CN2402567Y Car axle position sensor
10/19/2000WO2000061419A1 A method of detecting defects in track subgrade and an apparatus for carrying out the method
10/12/2000WO2000060322A1 Method and device for monitoring the chassis of multiple-axle vehicles
10/05/2000DE10004464A1 Temperature monitoring of axle, involves reading axle temperature comparing it with anticipated temperature and indicating potential problem with axle if they differ
09/2000
09/28/2000DE19913127A1 Method of monitoring railway vehicle
09/28/2000DE19908850A1 Verfahren und Einrichtung zum Überwachen eines Fahrzeugs Method and apparatus for monitoring a vehicle
09/13/2000EP1034997A1 Device for controlling the adherence of an electrically driven railway train
09/13/2000CN2395944Y Three-valve one-rod test-bed for speed increasing passenger train
09/08/2000WO2000051869A1 A railway axle hub unit
09/08/2000WO2000051868A1 Method and device for monitoring a vehicle
08/2000
08/17/2000WO2000017632A3 Method and device for detecting a defect in a guide rail
06/2000
06/15/2000DE19858937A1 Monitoring rail traffic along railway line by evaluating sound spectrum to detect periodic events indicating faults
06/08/2000WO2000032458A1 Device and method for determining conditions and/or changes in states in railway devices
06/08/2000DE19852220A1 Verfahren zur Erkennung von Schäden im Schienenverkehr Method for detecting damage in rail transport
05/2000
05/25/2000WO2000029270A1 Method for detecting damage in railway traffic
05/17/2000CN2378258Y Railway wheel flat scar signal collecting device
05/10/2000EP0999113A1 Hot bearing detector
05/05/2000CA2260906A1 Hot bearing detector
04/2000
04/27/2000WO2000005120A3 Method and device for inspecting a railroad wheel
04/13/2000DE19846931A1 Monitoring wheeled transport system; involves filtering out periodic signals from sensor signals, correlating with wheel rotation frequencies and comparing with fault state catalogue
04/12/2000EP0991954A1 Near-range proximity sensor having a fast-tracking analog output
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