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| Number | Title | Issue Date |
| 8181578 | Method, system and devices for railroad track reconditioning and repair A method, system and devices for reconditioning, repair and replacement of railroad track components including direct fixation fasteners includes the use of temporary direct fixation fasteners which serve as temporary rail support and fastening and as guides for ins... | 05/22/2012 |
| 7707944 | Method and apparatus for applying railway ballast A method and apparatus for spreading ballast along railways makes use of an inertial measurement system to determine where to apply ballast from a hopper car. A variety of techniques can be used to determine the location and speed of the ballast spreading train, inc... | 05/04/2010 |
| 7694630 | Railway maintenance vehicle with balanced bulk storage A railway vehicle movable on a railroad track having a frame configured for movement relative to the track is provided. The vehicle includes a bulk storage container disposed on the frame and located generally at the center of gravity of the vehicle. ... | 04/13/2010 |
| 7437997 | Method for delivering replacement rail ties using GPS techniques A method of efficiently delivering replacement railway ties for use in replacing ties that have deteriorated. GPS technology is used to obtain the GPS location of each tie that needs to be replaced. A tie train carrying replacement ties has a GPS monitor so that one... | 10/21/2008 |
| 7370586 | Rail track delivery and removal A method of transporting rails to, and leaving the rails at, a target location. The method includes using a train having multiple rail wagons. The steps include supporting the rails on at least two successive wagons with the rail being movable relative to at least o... | 05/13/2008 |
| 7192238 | Method for loading a freight train In a method of loading several like coupled storage cars with bulk material, a first storage car is first filled with the bulk material by reducing the conveying speed mode of a bottom conveyor band in the first storage car to a bulk material storing speed mode whil... | 03/20/2007 |
| 6892648 | Bulk material storage car with sensor In a freight train comprising at least two like storage cars for bulk material, the storage cars comprising loading containers extending in a longitudinal direction, and the storage cars being supported on undercarriages for movement on a track, each storage car com... | 05/17/2005 |
| 6425333 | Loading car for bulk materials A loading car for bulk materials includes a vehicle undercarriage frame defining a longitudinal axis and including first and second car frames connected to one another by a coupler. Rail undercarriages are provided for supporting the vehicle undercarriage... | 07/30/2002 |
| 6158353 | Method of performing a tie replacement operation Before replacing an old tie with a new tie in a railroad track, the associated tie plates are temporarily welded to the respective rail bases of the two rails with the aid of an old rail spike. As soon as the new tie has been inserted under the track, rai... | 12/12/2000 |
| 6089161 | Method and apparatus for transporting railway track sections A railway panel transport apparatus for moving prefabricated railway panels to installation sites includes a plurality of ties, a first rail, and a second rail. The ties are positioned in spaced parallel relation to support the first and second rails, whi... | 07/18/2000 |
| 6089162 | Rail vehicle for tie loading and unloading A railway maintenance vehicle exchanges worn crossties for new ones. Worn ties are collected and stored in open-top gondola cars, preferably progressing longitudinally. New ties are simultaneously unloaded from the gondola cars for distribution along the-... | 07/18/2000 |
| 5904098 | Crane carrying vehicle for transporting track ties A crane carrying vehicle for transporting track ties comprises an elongated machine frame supported on undercarriages for movement on rails in an operating direction, the machine frame comprising a storage section for temporarily storing track ties and ha... | 05/18/1999 |
| 5630365 | Rail loading train for transporting as well as loading and unloading long rails A rail loading train for transporting as well as loading and unloading long rails, includes a number of loading cars coupled together and having a frame which has a longitudinal axis and is supported on undercarriages for movement in an operating directio... | 05/20/1997 |
| 5609106 | Track laying machine for renewing rails A track building machine (34) for the renewal of tracks, essentially comprising a machine frame (1), supported on rail mountings (2, 3), having a work aggregate (38) exhibiting devices (5, 6, 7) for preparing a ballast bed, for lifting out old ties (8) an... | 03/11/1997 |
| 5511484 | Track working machine A track working machine comprises a machine frame extending in a longitudinal direction and having opposite ends, the machine frame having an upwardly recessed portion between the ends, and undercarriages supporting the machine frame ends on the track for... | 04/30/1996 |
| 5469791 | Mobile machine for preparing rails for welding A mobile machine for preparing rails for welding comprises an elongated bridge-like machine frame extending in a longitudinal direction, the machine frame having an upwardly recessed frame portion extending between opposite ends of the machine frame and d... | 11/28/1995 |
| 5385102 | Vehicle for the automatic laying of a track by a vehicle travelling on said track and track designed for installation by such a vehicle Vehicle able to lay a specially designed track formed from elements (5, 6, 7) joined end to end. The vehicle (8) advances along the track and carries a track element on the carriage. When it reaches the end of the track, the carriage is lowered so that th... | 01/31/1995 |
| 5337675 | Train for replacing a railroad track having retractable drive mechanisms for traveling on the cross-ties without rails The invention comprises essentially a first car (1) resting on a bogey running on the track to be replaced, and a second bogey (3) moving during the work cycles with the aid of two auxiliary devices (5, 6) above the old cross-ties (4) without rails. It al... | 08/16/1994 |
| 5331898 | Vehicle for the automatic laying of a track by a vehicle travelling on said track and track designed for installation by such a vehicle Vehicle able to lay a specially designed track formed from elements (5, 6, 7) joined end to end. The vehicle (8) advances along the track and carries a track element on the carriage. When it reaches the end of the track, the carriage is lowered so that th... | 07/26/1994 |
| 5243918 | Railroad track laying system with multiple railroad tie handling A multiple railroad tie handling method includes simultaneously clamping a layer of closed packed, parallel concrete railroad ties, lifting and moving the clamped group toward a track bed, spreading the clamped ties to the required tie interval spacing, l... | 09/14/1993 |
| 5100278 | Railroad locomotive crane boom apparatus An improved locomotive crane boom generally indicated at 10 has of a first member 11, second member 12, and third member 13 each pivotally connected at various pivot points to one another and to locomotive crane 14. A series of pistons and cylinders, 19, ... | 03/31/1992 |
| 5092247 | Process for converting a railway-track renewal train and vehicle for carrying out the process A method and apparatus for converting a railway-track renewal train into a train for laying new railway track. The railway-track renewal train includes a first truck bearing on a bogie rolling on a renewed track, a second truck bearing on spaced first and... | 03/03/1992 |
| 4979247 | Railroad track renewal train The train comprises transport vehicles (16) for the new (T1) and old (T2) ties, followed by a storage vehicle (12) for the ties, a railroad car (1) as a dismantling car, articulated to the storage vehicle (12), and a laying unit (17) constructed in a mann... | 12/25/1990 |
| 4942822 | Method and apparatus for automatically setting rail tie plates A method and apparatus for automatically setting tie plates on tops of the ties for a railroad track includes a frame adapted to be moved along the track, an inclined slide surface adapted to accommodate a plurality of tie plates thereon, a plate control ... | 07/24/1990 |
| 4911599 | Mobile installation for loading, transporting and unloading A mobile installation for loading, transporting and unloading track parts such as ties on, in and from open top railroad cars including a train mounted for mobility along a railroad track and having a plurality of open top railroad cars. Adjacent ones of ... | 03/27/1990 |
| 4829907 | Mobile installation for loading, transporting and unloading as well as exchanging railroad ties A mechanical tie gang comprises a train of open top railroad cars, a power-driven crane for loading and unloading ties and having an undercarriage arranged for mobility in the direction of the railroad track, and a track supporting the undercarriage of th... | 05/16/1989 |
| 4274334 | Machine for changing rails A machine for removing old rails and replacing them with new rails is constituted by an adzing station where the surfaces of the old ties are adzed after removing the old rails and tie plates. The adzing station has two adzers spaced laterally on either s... | 06/23/1981 |