| 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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| 08/29/2012 | CN202401353U Lifting locking device |
| 08/22/2012 | CN102644221A Track tamping wagon |
| 08/22/2012 | CN101718062B Internal-combustion multipurpose dual-track tamping machine |
| 08/21/2012 | US8245646 Articulated rail vehicle |
| 08/16/2012 | DE102009010632B4 Verfahren zum Zuführen von Bodenmaterialien bei Gleisbauarbeiten Method of feeding soil materials in railway works |
| 08/15/2012 | CN102635040A Method for reducing track construction settlement during construction of undercrossing existing railway |
| 08/15/2012 | CN101861433B Method and machine for compressing ballast of a rail track |
| 08/14/2012 | US8240253 Method and machine for compressing ballast of a rail track |
| 08/09/2012 | DE102011010427A1 Vorrichtung und Verfahren zum Zerkleinern von Fels/Packlagen zu einem Mineralgemisch unterhalb von Gleisanlagen bei aufgebautem Gleis mit gleisgebundenen Maschinen/Modulen/Aggregaten Apparatus and method for crushing rock / pack layers to form a mineral mixture below tracks during a setup with rail-track machines / modules / units |
| 08/09/2012 | DE102011010420A1 Vorrichtung und Verfahren zum Aufbau und zur Bearbeitung von Gleisanlagen Apparatus and method for setting up and editing of track systems |
| 07/26/2012 | WO2012097960A1 A hand packer for packing a track |
| 07/26/2012 | WO2012097850A1 Method for ballast tamping a railway track |
| 07/26/2012 | CA2819200A1 Hand tamper for tamping a track |
| 07/26/2012 | CA2819196A1 Method of tamping a track |
| 07/25/2012 | CN202347375U V-shaped hydraulic starting device |
| 07/19/2012 | WO2012095152A1 Method and vehicle for sectionally replacing old sleepers of a track with new sleepers |
| 07/19/2012 | DE102011008893A1 Verfahren zum Unterstopfen eines Gleises Method for tamping a track |
| 07/19/2012 | DE102011008835A1 Handstopfer zum Unterstopfen eines Gleises Hand tamper for tamping a track |
| 07/18/2012 | CN202337925U Towing chain device |
| 07/18/2012 | CN202337924U Meter gauge track lifting and lining device |
| 07/18/2012 | CN101768901B Rotating-disk conveyor |
| 07/12/2012 | WO2012094125A1 Vertical force stabilizer |
| 07/12/2012 | US20120174816 Vertical force stabilizer |
| 07/11/2012 | CN102575438A Machine comprising a lifting device for receiving bulk material of a track bed |
| 07/11/2012 | CN102561116A Jet type impurity removing car |
| 07/05/2012 | DE202012002752U1 Aushubkette zum Ausbauen von Material eines Gleisbetts und Eisenbahnarbeitsfahrzeug Excavating chain for removing material from a track bed and railway work vehicle |
| 07/04/2012 | EP2470719A1 Method for tamping a track |
| 07/04/2012 | CN202298387U 便携式捣固镐 Portable tamping ho |
| 07/04/2012 | CN102535271A Long-fatigue-life elastic element for tampering machine |
| 07/04/2012 | CN102535270A Ballast paver |
| 07/04/2012 | CN101939486B Ballast plow for applying ballast to a track |
| 07/04/2012 | CN101910518B Machine and method for receiving ballast of a track |
| 06/28/2012 | WO2012084074A1 Soil compacting device having an air-cooled battery |
| 06/27/2012 | CN202284273U 铁路石渣路基除杂车的旋转盘 Gravel railway embankment impurity car rotating disk |
| 06/27/2012 | CN101657585B Method and machine for lowering a track |
| 06/20/2012 | CN202280003U 具有良好减振效果的便携式捣固镐 Portable tamping picks with good damping effect |
| 06/14/2012 | DE102010062651A1 Ballast stone removing device for use in e.g. track laying machine, for removing ballast stone of ballast body from normal-track sleeper during reconstruction of track body, has separation device designed as punching device with tool |
| 06/06/2012 | CN202265853U 道碴挖掘链挖掘齿 Ballast excavating chain digging teeth |
| 06/06/2012 | CN202265747U Main track double-sleeper tamping device |
| 06/06/2012 | CN102486018A Track stabilizing device |
| 06/06/2012 | CN102486017A Rail stabilization device |
| 06/06/2012 | CN102486016A Graded vibrating screen for cleaning ballast |
| 05/31/2012 | WO2012069127A1 Method and machine for cleaning a ballast bed of a track |
| 05/31/2012 | DE102010052744A1 Arbeitswagen zur Erstellung und/oder zur Sanierung einer Bahnstrecke Trolley for creating and / or remediation of a railway line |
| 05/30/2012 | EP2457798A1 Maintenance vehicle for construction and/or renovation of a railway track |
| 05/30/2012 | CN202247555U Portable tamping pickaxe with convenient-to-use handle |
| 05/30/2012 | CN202247554U Tamping pick with torsional spring for power transmission |
| 05/23/2012 | CN202227206U Track stabilizing machine |
| 05/23/2012 | CN102031734B Intelligent control method of small-size hydraulic automatic tamping machine |
| 05/23/2012 | CN101871191B Small forced vibrating asynchronous-clamping hydraulic tamper |
| 05/16/2012 | EP2452016A1 Tamping pick for a tamping machine for tamping a track |
| 05/16/2012 | CN102459762A 用于开动机器的方法 The method used to start the machine |
| 05/16/2012 | CN102459761A 用于为轨道填铺道碴的道碴犁 Used to fill the shop track ballast ballast plow |
| 05/10/2012 | US20120110877 Ballast plough for ballasting a track |
| 05/02/2012 | EP2446086A1 Storage cart for transporting bulk material |
| 05/02/2012 | CN101851883B Portable internal combustion oil-free box hydraulic double-arm tamper |
| 05/02/2012 | CN101481895B Tamping apparatus |
| 04/26/2012 | WO2012052107A1 Machine and method for cleaning a ballast bed of a rail track |
| 04/25/2012 | EP2443286A1 Method for commissioning a machine |
| 04/18/2012 | EP2231927B1 Rail vehicle for renovating the substructure of a track |
| 04/18/2012 | CN102418304A 耐磨捣固镐及其制造方法 Wearable tamping picks its manufacturing method |
| 04/18/2012 | CN102061646B 一种捣固装置的液压激振系统 A hydraulic tamping device excitation system |
| 04/18/2012 | CN101960071B 用于恢复轨道石渣床的方法 Gravel-bed recovery method for track |
| 04/11/2012 | EP2438238A1 Ballast plow for ballasting a track |
| 04/11/2012 | CN202187256U 直流电机捣固机 DC motor tamping machine |
| 04/05/2012 | WO2012041440A1 Method and washing system for cleaning track ballast |
| 04/05/2012 | WO2012041439A1 Tamping machine |
| 04/05/2012 | WO2012041078A1 Telescopic discharging device for mortar vehicle and mortar vehicle |
| 04/05/2012 | WO2011160625A3 Method for rehabilitating a track system having a ballast bed |
| 04/04/2012 | CN102400424A 有轨施工装置 Rail construction equipment |
| 04/04/2012 | CN102011350B 液压捣固机 Hydraulic tamping machine |
| 03/28/2012 | EP2432935A1 Rotary undercutter for rail line maintenance |
| 03/21/2012 | CN202170454U 手持内燃振动式捣固镐 Handheld Vibration internal combustion tamping ho |
| 03/14/2012 | EP2428612A1 Rail decontamination machine with processing of protection substructure |
| 03/14/2012 | EP2428611A2 Refurbishment method for the multi-layer substructure of rail sections |
| 03/14/2012 | EP2250318B1 Ballast plow for applying ballast to a track |
| 03/14/2012 | CN202164514U 铁路石渣路基除杂车的平移系统 Gravel railway embankment impurity cars translation system |
| 03/14/2012 | CN101586323B Cast-in-situ concrete scrapping finishing machine of ballastless track slab |
| 03/08/2012 | WO2012028895A1 Road-rail vehicle with framework for modular employment of service equipment for railway track superstructures |
| 03/08/2012 | DE102010045068B3 Sanierverfahren für den mehrschichtigen Unterbau bei Bahnstrecken sowie Kopfarbeitswagen Sanierverfahren for the multi-layered substructure at railway lines and head trolley |
| 03/01/2012 | WO2012005883A4 Drone tamper |
| 02/29/2012 | CN102365408A Storage cart for transporting bulk goods, and method |
| 02/29/2012 | CN101622166B Storage cart |
| 02/22/2012 | CN102359039A Digger teeth of ballast digger chain and manufacturing method thereof |
| 02/15/2012 | EP2417298A1 Storage cart for transporting bulk goods, and method |
| 02/14/2012 | CA2458324C Bulk loader for conveying articles |
| 02/09/2012 | WO2012016623A1 System for cleaning a ballast bed |
| 02/08/2012 | CN102345255A Transverse moving system for railway stone slag roadbed impurity removal vehicle |
| 02/08/2012 | CN102345254A Rotary disc for railway stone slag roadbed impurity removal vehicle |
| 02/08/2012 | CN101305131B 整治轨道道床的作业方法及设备 Track Bed remediation method and apparatus for a job |
| 02/02/2012 | DE102008026873B4 Arbeitswagen Trolley |
| 01/25/2012 | CN102330393A Wear-resistant alloy raking tooth for railway ballast-cleaning machines |
| 01/25/2012 | CN101775765B Tamping device with independent hydraulic shock excitation and clamping movement |
| 01/25/2012 | CN101387093B Asphalt cement mortar cart |
| 01/19/2012 | WO2012006911A1 Wheel-track adjustable and self-propelled chassis for mortar device and mortar vehicle |
| 01/19/2012 | WO2012006910A1 Wheel-track adjustable and self-propelled chassis for mortar device and mortar vehicle |
| 01/19/2012 | DE102010007513B4 Wagen zur Materialförderung im Gleisbau Cart for feeding materials in railway construction |
| 01/18/2012 | EP2227598B1 Method for compacting a ballast bed and device for carrying out the method |
| 01/18/2012 | CN202116955U Novel travelling frame of tamper |
| 01/12/2012 | WO2012005883A1 Drone tamper |