| 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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| 03/20/2007 | CA2194845C Track tamping machine |
| 03/14/2007 | CN2878460Y Portable electric switch tamping pickaxe |
| 03/14/2007 | CN2878459Y Slope screen scarifier with vertical chain-type digging mechanism |
| 03/14/2007 | CN1928238A Railway turnout ballast cleaning-sieving machine(6) |
| 03/14/2007 | CN1928237A Digging mechanism for railway ballast |
| 03/14/2007 | CN1928236A Digging mechanism for railway turnout ballast |
| 03/07/2007 | CN2876151Y Vertical chain type slope digging device |
| 02/28/2007 | EP1757732A1 Method for reconditionig the ballast bed of a railway track |
| 02/28/2007 | EP1756366A2 Method and apparatus for applying railway ballast |
| 02/28/2007 | CN2873859Y Digging and screen scarfier for line road bed side slope |
| 02/28/2007 | CN2873858Y Screen scarifier for narrow railroad |
| 02/28/2007 | CN2873857Y Ballast digging bucket wheel conveyer |
| 02/28/2007 | CN2873856Y Ballast refilling distributor |
| 02/27/2007 | US7181851 Method of tracking a track geometry |
| 02/15/2007 | WO2007017309A1 Machine for renewing a railway track |
| 02/13/2007 | CA2435778C A storage wagon for bulk material |
| 02/07/2007 | CN2866580Y Hand-held tamping pick |
| 01/31/2007 | CN2863861Y Special clamper for tamping machine |
| 01/25/2007 | US20070017410 Overhead Suspended Transportation System and Method |
| 01/25/2007 | DE10218309B4 Fahrweg für Schienenfahrzeuge mit einem Schotterbett für Gleise, Verfahren zu seiner Herstellung und eine Bindemittelmischung zur Verwendung in dem Verfahren Track for rail vehicles with a ballast bed for railways, process for its production and a binding agent mixture for use in the method |
| 01/24/2007 | CN2861248Y Petrol engine flexible axle planetary single-side tamping tool |
| 01/24/2007 | CN2861247Y Petrol engine type slag collecting machine for railway side |
| 01/10/2007 | EP1741831A1 Machine for correction and stabilisation of the position of railway track |
| 01/10/2007 | EP1294988A4 Track sledding machine |
| 01/09/2007 | CA2431284C A tamping unit |
| 01/03/2007 | CN2853879Y Manipulator for tamping ballast |
| 01/02/2007 | CA2434874C A tamping machine having a machine frame and a subframe |
| 01/02/2007 | CA2383161C A cleaning machine and method of cleaning ballast |
| 12/26/2006 | US7152347 Method and apparatus for applying railway ballast |
| 12/20/2006 | CN2848923Y Birotary seat type internal combustion flexible shaft tamping machine |
| 12/20/2006 | CN2848922Y Middle plowing device for ballast blending and shaping |
| 12/13/2006 | CN2846474Y Vertical digging device |
| 12/13/2006 | CN2846473Y Ballast cleaning processor for road bed |
| 12/13/2006 | CN2846472Y Ballast distributing and shaping wagon |
| 12/12/2006 | CA2182470C Railroad hopper car with ballast distributing blade and hopper door and blade control apparatus and method |
| 12/07/2006 | DE202006013482U1 Track construction vehicle e.g. for track repair, has work vehicle which is connected to towing vehicle by coupler and vehicle has loading space with cover which is adjustable in vehicle longitudinal direction |
| 12/06/2006 | CN2844197Y Directly-acting impacting tamping pick |
| 12/05/2006 | CA2435441C A machine for picking up sleepers of a track |
| 11/29/2006 | CN2841754Y Railway switch ballast tamping machine for asynchronous equal-pressure tamping |
| 11/21/2006 | CA2436290C A tamping machine |
| 11/15/2006 | CN2837359Y Hand-held type diesel tamping machine |
| 10/25/2006 | CN2830489Y Stabilizing head controller of power stabilizing vehicle |
| 10/25/2006 | CN2830488Y Anti-loosen coupler of pendulum for beater pick |
| 10/25/2006 | CN2830487Y Railway switch ballast digger |
| 10/25/2006 | CN2830486Y Ballast excavating mechanism of railway switch |
| 10/25/2006 | CN2830485Y Railroad switch screen scarifier digger able to automatic regulate width |
| 10/25/2006 | CN2830484Y Ballast shaping side ploughing appts. |
| 10/25/2006 | CN1851126A Track plate conerete pouring method |
| 10/19/2006 | CA2552507A1 Fixed carriageway for rail vehicles and method of manufacturing the same |
| 10/18/2006 | CN1280487C Scarfing cinder chain |
| 10/18/2006 | CN1280486C Scarfing cinder chain for transport roadbed ballast |
| 10/03/2006 | CA2267846C A machine having a sleeper crib excavator |
| 09/27/2006 | CN2820948Y Railway switch ballast digging device |
| 09/27/2006 | CN2820947Y Railway ballast digging device |
| 09/27/2006 | CN1837473A Concrete-pouring method for double-block type ballastless track |
| 09/14/2006 | DE102005010870A1 Track laying vehicle is fitted with fan, turbine or compressed air cylinder which blows loose stones off ballast forming track bed, rotating brush then sweeping them into collecting box |
| 09/06/2006 | CN2813688Y Hand-held vibrating tamping machine |
| 09/06/2006 | CN2813687Y Integrated materials conveyer vehicle |
| 08/31/2006 | WO2006089587A1 Method for a track gauge correction and a track construction machine |
| 08/24/2006 | DE4441221B4 Maschinenanlage zur Behandlung der Schotterbettung eines Gleises Machinery for the treatment of the ballast of a track |
| 08/17/2006 | DE4431505B4 Gleisbaumaschine zur Durchführung von Gleisarbeiten Track maintenance machine to perform track work |
| 08/15/2006 | US7089867 Device for lifting and re-positioning a track used in television and motion picture industries |
| 08/10/2006 | WO2006081870A1 Track compacting machine |
| 08/09/2006 | CN2804165Y Durable pick for tamping machinery |
| 08/03/2006 | US20060169167 Tamping tool |
| 08/03/2006 | US20060169166 Tamping tool |
| 07/27/2006 | DE19532511B4 Gleisbaumaschine Track maintenance machine |
| 07/26/2006 | CN2799940Y Single rod control mechanism for multi-way hydraulic coupled reversing valve |
| 07/26/2006 | CN1266341C Tamping tool unit for tamping ballast |
| 07/26/2006 | CN1266340C Tamping pickaxe |
| 07/25/2006 | US7081170 Method of cleaning ballast |
| 07/20/2006 | WO2006074828A1 Method for cleaning the ballast of a track |
| 07/19/2006 | CN1804215A Automatic sensing type hydraulic rail holding unit of turnout tamper and its application |
| 07/19/2006 | CN1804214A Quickly-dismantled horizontal swinging type slide frame of turnout tamper |
| 07/18/2006 | US7076895 Apparatus and method for suction and discharge of material |
| 07/05/2006 | EP1676958A1 Conversion device |
| 07/05/2006 | CN2793136Y Stone slag tamping machine of railway swtich |
| 06/29/2006 | WO2006009632A3 Method and apparatus for applying railway ballast |
| 06/21/2006 | CN2789310Y Pick body parts for hydraulic tamping machine |
| 06/14/2006 | EP1369529B1 System and method for replacement of track bed ballast for railroad |
| 06/14/2006 | DE102004058607A1 Attachment for lifting ballast prior to exchanging sleepers in rail bed has two or more sieve type shovels on adjustable mountings and selectively fitted onto an excavator arm |
| 06/01/2006 | WO2006056215A1 Method for correcting height defects in a track |
| 06/01/2006 | DE19719757B4 Verfahren zur Verminderung von Gleisbettwellen A method for reducing track bed waves |
| 05/24/2006 | CN2782750Y Digger for rail screen scarifier |
| 05/23/2006 | US7050926 Method of surveying a track |
| 05/18/2006 | DE4306739B4 Transportwagen mit einem auf Schienenfahrwerken abgestützen Wagenrahmen Dolly with a abgestützen on track undercarriages carriage frame |
| 05/04/2006 | US20060090666 Method for tamping ballast supporting track ties |
| 05/03/2006 | EP1653003A2 Method of tamping sleepers |
| 05/03/2006 | CN1766231A A method of tamping sleepers of a track |
| 05/03/2006 | CA2524861A1 Railway ballast excavator having inclined portion |
| 04/26/2006 | EP1650347A1 Ballast removal method and apparatus |
| 04/26/2006 | CN1253335C Carrier vehicle with detection device |
| 04/13/2006 | WO2006038122A1 Tanks for railway trucks to transport crushed stones, gravel and other materials, particularly for railroad ballast restoring machines, trucks for railroad ballast restoring machines comprising said tanks and process for obtaining said trucks |
| 04/13/2006 | DE102004048169A1 Verfahren zur Oberbausanierung von Schienenwegen unter Einsatz einer Planumsverbesserungsmaschine, Planumsverbesserungsmaschine Process for the superstructure rehabilitation of railways using a formation rehabilitation machine, formation rehabilitation machine |
| 04/13/2006 | CA2583300A1 Tanks for railway trucks to transport crushed stones, gravel and other materials, particularly for railroad ballast restoring machines, trucks for railroad ballast restoring machines comprising said tanks and process for obtaining said trucks |
| 04/05/2006 | EP1643035A2 Method of renewing a ballastway |
| 03/29/2006 | CN1752343A Method and machinery of tracking a track geometry |
| 03/22/2006 | CN2765935Y Abrasion-proof pickaxe for tamping machine |
| 03/21/2006 | US7013812 Tamping tool |
| 03/01/2006 | CN2761675Y Automatic sensing type hydraulic rail dogging device of switch tamping machine |