| Patents for E01B 27 - Placing, renewing, working, cleaning, or taking-up the ballast, with or without concurrent work on the track; Devices therefor; Packing sleepers (2,756) |
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| 03/01/2006 | CN2761674Y Fast dismountable harizontal rocking type walking frame of switch tamping machine |
| 03/01/2006 | CN2761673Y Handle vibration absorbing device of tamping hammer |
| 02/22/2006 | EP1627955A2 Track building machine |
| 02/22/2006 | CN1737260A Track construction machine |
| 02/14/2006 | CA2399660C A machine for treating a track bed |
| 02/14/2006 | CA2399596C A machine for treating a track |
| 02/14/2006 | CA2396911C A machine and method of detecting the sleeper position of a track |
| 02/08/2006 | EP1623074A1 Control device and method for monitoring a work train |
| 02/01/2006 | CN1729491A Securably corner surveillance unit with dual windows |
| 02/01/2006 | CN1239783C Track sledding machine |
| 01/26/2006 | WO2006009632A2 Method and apparatus for applying railway ballast |
| 01/26/2006 | CA2571184A1 Method and apparatus for applying railway ballast |
| 01/25/2006 | EP1619305A2 Track bed partly injected with foam |
| 01/11/2006 | EP1614805A2 Method and apparatus for laying railway tracks |
| 01/11/2006 | CN1720581A Exchange method and mechanism of magnetic head pard and hanger or head gimbal assembly for hard disk drive in producing process |
| 01/10/2006 | CA2171171C A tamping machine, a machine arrangement and a method for tamping a track |
| 01/04/2006 | CN2749918Y 捣固镐 Tamping ho |
| 01/03/2006 | US6981556 Ballast excavating chain |
| 12/29/2005 | DE102004031776A1 Verfahren zur Umwandlung eines Gleises in eine feste Fahrbahn und Maschinenanordnung Process for the conversion of a track in a fixed track and engine assembly |
| 12/27/2005 | US6978718 Tamping device and method of tamping a railroad track's ballast |
| 12/27/2005 | CA2288921C A method of tamping a track |
| 12/27/2005 | CA2252352C A ballast grading machine |
| 12/22/2005 | US20050278982 Method and apparatus for applying railway ballast |
| 12/21/2005 | CN1232700C Machinery for taking-up track and sleeper |
| 12/21/2005 | CN1232699C Machinery used for tamping rail sleeper and operation method |
| 12/20/2005 | CA2392855C A track work machine |
| 12/20/2005 | CA2298110C A method of correcting the position of a track |
| 12/20/2005 | CA2259695C A method of correcting the position of a track |
| 12/20/2005 | CA2171172C Method for tamping a plurality of sleepers of a track |
| 12/20/2005 | CA2169138C Method and a machine for tamping and stabilizing a track |
| 12/14/2005 | EP1605099A1 Method for transforming a railway track with ballast into a ballastless track |
| 12/14/2005 | CN2745987Y Belt speed measuring and controlling alarming device of slag mixing conveying belt of railway screen scarifier |
| 12/06/2005 | CA2314207C A tamping unit for tamping sleepers of a track |
| 11/30/2005 | CN1229547C Tamping pick |
| 11/29/2005 | US6968786 Tamping tool unit for tamping ballast |
| 11/29/2005 | CA2241734C A machine for consolidating and profiling the ballast bed of a track |
| 11/23/2005 | CN1701152A Control device and method for monitoring a work train |
| 11/23/2005 | CN1699693A Sleeper spacer and manufacturing method thereof |
| 11/16/2005 | CN1227416C Method and apparatus for laying rails |
| 11/15/2005 | CA2263585C A device for supporting tamping bench arms |
| 11/08/2005 | CA2250639C A tamping unit |
| 11/01/2005 | CA2369512C A machine including a ballast clearing device, and a method |
| 11/01/2005 | CA2352939C A machine for renewing a track |
| 10/27/2005 | DE202005005570U1 Rubble and rail cleaning device for use in e.g. train track, has cleaning unit mounted on rail driving unit for two-way vehicles, rolling brush serving as guidance for suction cap and high pressure water nozzle for cleaning at groove area |
| 10/26/2005 | CN1224759C Machinery used for disassembling rail and operation method |
| 10/19/2005 | CN2734815Y Floating rail clamp device for tamping tool |
| 09/29/2005 | US20050216142 Logistics System and Method With Position Control |
| 09/29/2005 | DE202005011414U1 Mechanical brush used with ballast screening machine has brush elements with wider ballast contact face to treat larger areas |
| 09/20/2005 | CA2238709C A bulk material loading wagon |
| 09/15/2005 | US20050199153 Railroad panel placement system |
| 09/08/2005 | US20050193918 Tamping device and method of tamping a railroad track's ballast |
| 08/31/2005 | CN2721685Y Oscillative walking rack of tamping tool |
| 08/31/2005 | CN2721684Y Mechanical synchronizing lever of tamping pick for hydraulic tamping tool |
| 08/24/2005 | CN2719902Y Composite austenite wear-resistant steel pick leg |
| 08/17/2005 | CN1215229C Mechanism for recognizing sleeper position and recognizing method |
| 08/17/2005 | CN1215227C Tamping-vehicle with machine frame and working machine set frame |
| 08/17/2005 | CN1215226C Tamping tool |
| 08/17/2005 | CN1215225C Tamping tool for tamping sleeper |
| 08/17/2005 | CN1215224C Digger chain for removing ballast |
| 08/17/2005 | CN1215223C Machinery for treating roadbed |
| 08/17/2005 | CN1215222C Method for cleaning track and ballast |
| 08/16/2005 | CA2343431C A tamping machine |
| 08/09/2005 | US6925940 Tamping tine for a tamping unit |
| 08/09/2005 | CA2350166C A method and machine for tamping a track |
| 08/09/2005 | CA2266877C A method for correcting the position of a track |
| 08/04/2005 | WO2005052257A3 Tamping tool |
| 08/03/2005 | CN2714606Y Portable internal combustion high frequency tamper with speed reducing mechanism |
| 08/02/2005 | US6925366 Control system and method of monitoring a work train |
| 08/02/2005 | CA2179142C Machine for stabilizing a track |
| 07/28/2005 | DE202005007362U1 Railway track bedding renovation machine has ballast- and foundation lifting chains, mixer producing new foundation protecting material which is laid by conveyor and vibrating sieve treating old protecting material which is re-used |
| 07/27/2005 | CN2712985Y Impact portable electric pick |
| 07/27/2005 | CN2712984Y Cushion block for sleeper |
| 07/21/2005 | US20050155257 Off-track railroad track undercutter apparatus |
| 07/20/2005 | CN1211535C Vibrating vehicle and its operation method |
| 07/20/2005 | CN1211534C Tamping pick |
| 07/20/2005 | CN1211533C Rail engineering machinery |
| 07/06/2005 | CN2707801Y Hydraulic tamping machine |
| 07/06/2005 | CN2707800Y Transmission arrangement with multi-way hydraulic coupling valve controlled by single hand |
| 07/06/2005 | CN1209528C Track placing machinery |
| 07/05/2005 | CA2133102C Machine for sucking up rail ballast |
| 06/28/2005 | US6912007 Securable corner surveillance unit with dual windows |
| 06/28/2005 | CA2339396C A tamping machine having a ballast suction nozzle |
| 06/28/2005 | CA2212997C A track maintenance machine for excavating ballast bed material |
| 06/28/2005 | CA2190909C A tamping unit |
| 06/22/2005 | CN1207178C Vehicle for transporting bulk material |
| 06/21/2005 | CA2218821C A bulk material loading wagon |
| 06/15/2005 | CN1206410C Mechanism for repairing rail |
| 06/15/2005 | CN1206409C Railroad switch tamping tool quick-speed removable horizontal swinging type dual hydraulic rail clampping apparatus |
| 06/15/2005 | CN1206408C Track engineering machine for spreading ballast to below-tracks |
| 06/15/2005 | CN1206407C Method and machine for renewing ballast bed |
| 06/09/2005 | WO2005052257A2 Tamping tool |
| 06/08/2005 | CN2703784Y Tamping vehicle |
| 06/08/2005 | CN2703783Y Mechanism for renewing track macadam roadbed |
| 06/08/2005 | CN1205390C Sleeper-tamping operating method and tamping machine |
| 05/26/2005 | US20050109235 Tamping tool |
| 05/25/2005 | CN2701900Y Rotary traveling rack for beetle |
| 05/24/2005 | US6897967 Method of grading railroad beds and a laser measuring device |
| 05/24/2005 | CA2298363C A method of surveying a track |
| 05/17/2005 | US6892648 Bulk material storage car with sensor |
| 05/11/2005 | EP1529711A1 Device for fixing a security apparatus, especially a signaling magnet, on a railway vehicle |