| Patents for E01B 35 - Applications of measuring apparatus or devices for track-building purposes (1,169) |
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| 06/22/2005 | EP1543439A1 Reconstruction of original signals from relative measurements |
| 06/08/2005 | CN1624241A Portuble push type track inspection car |
| 05/26/2005 | WO2005047819A1 Method and device for sensing and measuring vegetation in the surroundings of traffic routes |
| 05/26/2005 | US20050111012 Laser survey device |
| 05/25/2005 | CA2488301A1 Laser survey device |
| 05/24/2005 | US6897967 Method of grading railroad beds and a laser measuring device |
| 05/24/2005 | CA2298363C A method of surveying a track |
| 05/11/2005 | CN1614145A Zero mechanical orientation track liner under non-standardized line |
| 05/04/2005 | CN2697141Y Distance keeper |
| 04/06/2005 | EP1521072A1 Method of detecting the forces of elastic deformations of at least a rail and a superstructure |
| 04/06/2005 | EP1520075A1 Device for measuring the of the subsidence or settlement of a railway superstructure on railway tracks |
| 03/16/2005 | CN1595182A Track circuit primary parameter measuring method |
| 02/03/2005 | DE10332364A1 Contactless rail wear measurement unit for rail vehicles uses magnetic sensors around wheel to measure relative transverse movement and speed sensor to give distance |
| 01/18/2005 | CA2135036C Track maintenance machine for correcting the track geometry |
| 01/13/2005 | WO2005003461A1 Displacement indicator apparatus |
| 12/29/2004 | EP1491683A2 Device for testing a railway frog |
| 12/14/2004 | CA2151993C Method for continuously measuring the lateral resistance of a track |
| 11/10/2004 | CN2654661Y Railway track inspection vehicle drawing paper special analysis rule |
| 10/27/2004 | EP1470294A1 Device for adjusting the width of a track |
| 10/21/2004 | DE202004004945U1 Plumb rod e.g. for survey systems, has rod body having RFID tag and mobile computer, with interfaces for mutual change of data are provided, in addition system is Bluetooth (RTM) enabled |
| 10/14/2004 | WO2004088042A1 Method for adjusting the position of a precast concrete plate and a measuring gauge |
| 10/14/2004 | DE10314925A1 Verfahren zum Einrichten der Lage einer Betonfertigteilplatte und Meßlehre A method for establishing the position of a precast concrete panel and gauges |
| 09/30/2004 | DE202004008699U1 Vorrichtung zur Erprobung eines Weichen-Herzstückes Apparatus for testing a-frog |
| 09/29/2004 | CN2644477Y Controllable night vision track gauge |
| 08/18/2004 | CN2633937Y Portable automatic rail straight line measuring homothetic figure display device |
| 08/18/2004 | CN2633936Y Non contact type two-way rail straight line automatic measurer |
| 08/12/2004 | WO2004067845A1 Method for installing a pre-fabricated unit and device for receiving measuring vees |
| 07/29/2004 | DE10303177A1 Alignment of prefabricated parts in rigid roadway or track, especially for railway slab track permanent way, whereby a moving device with a tacheometer is used to measure target points and compare actual and set positions |
| 07/21/2004 | CN2627461Y Superometer |
| 07/15/2004 | US20040134275 Method for measuring and/or machining a workpiece |
| 06/30/2004 | CN2622242Y Rack specially used for level of hydraulic track winch |
| 06/17/2004 | US20040117075 Device for monitoring the condition of the superstructure especially of fixed railroad tracks |
| 06/02/2004 | CN1500940A Method of probing section of rail bed |
| 05/26/2004 | CN1499011A Method for non-contact measuring track cross section or track space |
| 05/19/2004 | EP1420113A2 Method for scanning the track bed |
| 05/13/2004 | US20040088891 Method of scanning a track bed profile |
| 05/12/2004 | EP1418273A1 Method of tamping railway tracks |
| 05/06/2004 | EP1415885A1 Method for the contactless measurement of a transverse profile or the distance between the rails of a track |
| 04/27/2004 | US6725782 Railroad test vehicle comprising a railroad measurement axle suspension |
| 04/22/2004 | WO2004033992A1 Device and method for monitoring the state of the sub-structure of fixed tracks |
| 04/22/2004 | CA2501100A1 Device and method for monitoring the state of the sub-structure of fixed tracks |
| 04/21/2004 | EP1409790A1 Sleeper for supporting the rails of a railway |
| 04/08/2004 | WO2004029825A1 Reconstruction of original signals from relative measurements |
| 04/01/2004 | US20040060471 Device for measuring a rail segment for a magnetic levitation railway |
| 04/01/2004 | DE10337976A1 Measurement signal reconstruction method in which an original signal is reconstructed from relative measurements by use of a compensation filter that is uniquely matched to a particular measurement system |
| 03/18/2004 | DE10246312B3 Fixed roadway for bridges or supports comprises a device for monitoring the substructure state especially in the transition region of substructure support plates |
| 03/10/2004 | CN1480587A Device for monitoring esp. state of overlay structure of fixed road surface |
| 03/04/2004 | WO2004018772A1 A method of designing a concrete railway sleeper |
| 02/18/2004 | CN1476506A Device for measuring rail segment for magnetic levitation railway |
| 02/11/2004 | EP1387996A2 Method for measuring and/or machining a workpiece |
| 02/05/2004 | US20040020065 Inner bearing split axle assembly |
| 02/04/2004 | EP1387004A2 Device for controlling the condition of tracks, especially ballastless tracks |
| 01/15/2004 | WO2004005620A1 Device for measuring the of the subsidence or settlement of a railway superstructure on railway tracks |
| 01/14/2004 | CN1134569C Method for correcting position of track and tamping machine |
| 12/23/2003 | US6668239 Track monitoring equipment |
| 12/17/2003 | EP0986732B1 Measurement of grooves and long waves on rails with a longitudinal streak of light |
| 12/17/2003 | CN1131351C Manufacturing method of upper constructural system of crushed-stoneless railway used at least one rail |
| 12/16/2003 | US6662728 Machine and method for treating a track |
| 12/04/2003 | WO2002066922A3 Method for measuring and/or machining a workpiece |
| 12/04/2003 | DE10235537C1 Monitoring device especially for the superstructure of fixed tracks has measuring vehicle having laser height sensor touch system |
| 11/18/2003 | US6647891 Range-finding based image processing rail way servicing apparatus and method |
| 11/12/2003 | CN2585882Y Railway roadbed detecting vehicle |
| 10/15/2003 | CN1124382C Tamping vehicle for railway and job method thereof |
| 10/01/2003 | CN1122856C Method for measuring guide track |
| 09/16/2003 | US6618963 Track maintenance machine and method for monitoring a track position |
| 08/27/2003 | EP1338702A1 Method for accurate spacial positioning of rail fixing bodies or of tool equipments and measurement apparatus to this effect |
| 08/14/2003 | WO2003066964A1 Device for adjusting the width of a track |
| 08/06/2003 | CN1433917A Electronic track gauge |
| 07/09/2003 | CN1114016C Track position correcting method |
| 07/02/2003 | EP1180175B1 Track monitoring equipment |
| 06/25/2003 | EP1320644A1 A method of grading railroad beds and a laser measuring device |
| 06/25/2003 | CN1425577A Operation vehicle and method for driving unmanned vehicle |
| 06/18/2003 | EP1319751A2 Working vehicle and method for operating without driver |
| 05/28/2003 | DE20301932U1 Carrier plate for laser spirit level used for laying and surveying railway tracks has joggled portion resting on top of rail and engaging side of rail head and has adjustable screw support resting on sleeper |
| 05/22/2003 | US20030097235 Method of surveying a track |
| 05/15/2003 | US20030090683 Method of grading railroad beds and a laser measuring device |
| 05/14/2003 | CN2550407Y Longitudinal force testing device for seamless line steel rail of railway |
| 05/14/2003 | CN1108416C Method for correcting track position |
| 04/29/2003 | US6556945 Measurement of grooves and long waves on rails with a longitudinal streak of light |
| 04/15/2003 | US6546876 Tamping machine having a measuring sensor coupled to mechanical measuring device on an auxiliary track |
| 04/09/2003 | CN2543980Y Ruil track dectector |
| 03/27/2003 | WO2003025286A1 Rail installation |
| 03/13/2003 | DE20218596U1 Apparatus for measuring height errors along lengths of rails in railway tracks using a three point measurement |
| 03/12/2003 | CN1401852A Mechanism for recognizing sleeper position and recognizing method |
| 03/12/2003 | CN1102980C Track working machine and method for restoring rail position |
| 03/12/2003 | CN1102975C Track working machine and method for obtaining measured value of track |
| 03/04/2003 | CA2047434C Apparatus and method for weighing rail-supported vehicles |
| 02/13/2003 | US20030029350 Machine and method for treating a track |
| 02/12/2003 | EP1283301A2 Machine and method for recognizing the sleeper positions in a track |
| 02/05/2003 | CN2534572Y Lever-type Railway elastic fastening tightening press force measuring instrument |
| 01/29/2003 | EP1279770A2 Railway support system for rails |
| 01/29/2003 | CN1393599A Rail construction machinery for measuring rail position and operating method |
| 01/14/2003 | US6505406 Guide method for guiding a device that is designed to insert elements into the ground in order to make a structure, and a device for inserting at least one element into the ground using such a guide method |
| 01/02/2003 | EP1270814A2 Track building machine and method for measuring a track |
| 01/01/2003 | CN2529229Y Instrument for measuring fastening force of lifting railway elastic fastening |
| 12/31/2002 | CA2070791C Measuring vehicle |
| 12/26/2002 | US20020194751 Track maintenance machine and method for monitoring a track position |
| 11/28/2002 | US20020176608 Surface-profiling system and method therefor |
| 11/12/2002 | US6480766 Method of determining train and track characteristics using navigational data |
| 10/31/2002 | WO2002008779A3 A method of determining train location and track characteristics using navigational data |