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| Number | Title | Issue Date |
| 7810433 | Device for the assembly and disassembly of a fastening device, more preferably a rail fastening device on a support body The invention describes a device for the assembly and disassembly of a fastening device, more preferably of a rail fastening device on a support body, wherein the device is designed as screw adapter and the screw adapter is to be placed on the rail fastening device.... | 10/12/2010 |
| 7353757 | Toggle slide-plate for railway spike puller A toggle slide-plate for use in a spike-pulling machine, where the toggle slide-plate is configured for aiding in supporting the movement of a pair of pivotable arms each having a spike-pulling claw configured for removing a spike from a railroad tie, the pair of pi... | 04/08/2008 |
| 7244089 | Device for removing metallic objects from a railway bed A machine which travels on railroad rails includes a conveyor belt which transports metallic objects from a railway bed into a hopper. The conveyor belt revolves around a pair of rollers mounted on the framework of a conveyor belt assembly. One roller magnetically p... | 07/17/2007 |
| 7216590 | Bulk loader for conveying articles A bulk loader conveys articles in bulk and has a hopper configured for receiving the articles, such as railroad articles. A reciprocating member is configured for reciprocating between a retracted position and an extended position in a track associated with the hopp... | 05/15/2007 |
| 7104200 | Rail fastener driver with enhanced fastener positioning A rail fastener driver apparatus for driving fasteners into ties of a railroad track includes a fastener driving mechanism with a reciprocating element for engaging a fastener and driving it into a tie, a fastener magazine configured for accommodating a plurality of... | 09/12/2006 |
| 6935546 | Box spring stapler apparatus A fastener apparatus is provided for securing a plurality of modules to a frame. ... | 08/30/2005 |
| 6832558 | Riding rail tie plugging apparatus A riding rail tie plugging apparatus for plugging spike holes in ties on a railroad track includes a frame provided with wheels for supporting and moving the frame along the track. At least one reservoir is disposed in operational relationship to the frame for dispe... | 12/21/2004 |
| 6681474 | Pre-plating of wooden railroad ties Apparatus and methods are disclosed by which wooden railroad ties are pre-plated prior to use in constructing and/or repairing railroad lines. Methodology disclosed comprises placing two plates on top of each of a succession of wooden ties, temporarily po... | 01/27/2004 |
| 6598537 | Tie plugger riding station and associated method A tie plugger riding station which includes a main frame assembly, a seat assembly coupled to the frame assembly, at least one rail wheel coupled to the frame assembly, an articulated wheel assembly, and a coupling device structured to couple the frame as... | 07/29/2003 |
| 6499937 | Material distribution system for stick-like objects A material distribution system for stick-like objects such as railroad spikes includes a rake for peeling the stick-like objects from the top of a pile, and transferring them to another location, for example, where they might be reached by a human operato... | 12/31/2002 |
| 6463858 | Rail tie replacement method and apparatus A rail tie replacement apparatus that includes a frame having a first side associated with a first side of a railroad track, and a second side associated with a second side of a railroad track; gripping mechanisms disposed on each of the sides of the fram... | 10/15/2002 |
| 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 |
| 6155175 | Railroad material cart A railroad vibratory system having a hopper, a shaker, a conveyor assembly and a handling device that fastens railroad material to secure a railroad track onto a railroad track system. The hopper releases the railroad material, through an aperture. The sh... | 12/05/2000 |
| 6131272 | Cross-tie pre-plating system A machine for fastening rail plates to cross-ties, utilizing spikes or the like, and method therefore, is disclosed in the present invention. The preferred apparatus of the present invention teaches a system wherein there is provided a conveyor for convey... | 10/17/2000 |
| 6119327 | Cross-tie pre-plating system A machine for fastening rail plates to cross-ties, utilizing spikes or the like, and method therefore, is disclosed in the present invention. The preferred apparatus of the present invention teaches a system wherein there is provided a conveyor for convey... | 09/19/2000 |
| 6095053 | Bulk spike loading system A bulk loader conveys rigid, stick-like articles in bulk. The bulk loader has a bin for holding a plurality of the articles and a trough connected to a bin having an entrance portion for receiving the articles from the bin and a discharge portion for disc... | 08/01/2000 |
| 5671679 | Fully automatic, multiple operation rail maintenance apparatus A system for detecting targets and for positioning at least one work module over a particular target to perform a task thereon. The system includes a movable machine having a main frame, a drive mechanism for propelling the machine across a base surface, ... | 09/30/1997 |
| 5636574 | Railroad tie plugging device The present invention comprises a device for automatically inserting wooden railroad tie plugs without the need for multiple crew members of intense labor. The device comprises a feeding mechanism adapted to place a wooden tie plug to be inserted into a g... | 06/10/1997 |
| 5615616 | Process for screwing and unscrewing the tie screws of a railroad and machine for implementing the process A process and vehicle for automatically screwing and unscrewing tie screws performed by the vehicle moving continuously along a track. This invention makes it possible to detect and determine the relative position of a tie screw with respect to a tie scre... | 04/01/1997 |
| 5577447 | Automatiac railway fastener remover An automatic rail fastener remover for use on threaded fasteners being used for securing railroad rails to rail ties, the fastener remover constructed and arranged to be mounted on a railway maintenance vehicle having a frame, and including a fastener rem... | 11/26/1996 |
| 5542355 | Tie plate track fastener feeder A rail spike feeder, which may feed regular spikes, hairpin or lock spikes, and coach screws, uses a holder which receives spikes from a spike chute. The spikes do not assume any secure position from exiting the spike chute until after contact with the ho... | 08/06/1996 |
| 5487341 | Spiker with hole sensing A spiker vehicle and associated method of spiking apply a line of laser light which is reflected from a tie plate and imaged by a CCD camera connected to a computer programmed for image recognition by simultaneously determining the locations of two spike ... | 01/30/1996 |
| 5465667 | Modular railway maintenance system A modular railway maintenance system for performing at least one of a plurality of right-of-way maintenance tasks on a railroad track includes a base unit including a frame having a plurality of wheels for rotatably engaging the railroad track, a first si... | 11/14/1995 |
| 5191840 | Spike driving machine having pushing and percussive spike driving functions A machine for driving spikes into the ties of a railroad track includes a spike driving assembly movably disposed relative to a frame for gripping spikes and driving gripped spikes into the ties, the spike driving assembly having a spike pushing function ... | 03/09/1993 |
| 4928600 | Railroad spike holding apparatus with acute angled jaws Apparatus for holding a railroad spike in a substantially vertical position while the spike is being driven into a railroad tie. The spike holding apparatus includes a support member adapted to connect said apparatus to a railroad spiking machine, a pair ... | 05/29/1990 |
| 4777885 | Spike driving machine including locking strut for spike driver gun In a rail spike driving machine having a frame, wheels and a spike driver gun slidable in parallel relationship to the rail, and control means for limiting that sliding action, an apparatus for releasably locking the position of said gun above a particula... | 10/18/1988 |
| 4774890 | Mobile track renewal installation A mobile track renewal installation for the continuous replacement of the rails and ties of a track comprises a leading and a trailing work vehicle arranged for continuous advancement on a track in an operating direction. The leading work vehicle bridges ... | 10/04/1988 |
| 4637314 | Railroad spike resinstallation apparatus A portable apparatus for reinstalling loosened railroad spikes. The apparatus includes a wheel-mounted chassis adapted for rolling along railroad rails and having a crawler attached thereto having a lowered, operating position and a raised position. The c... | 01/20/1987 |
| 4579061 | Spike driving machine including improved rail clamping apparatus A spike-driving machine for use in driving spikes into railroad ties and including a rail clamping apparatus for securing the machine to the rails while spikes are being driven into the rails. The rail clamping apparatus can employ only a single hydraulic... | 04/01/1986 |
| 4554624 | Railroad measuring, gauging and spiking apparatus A railroad measuring, gauging, and spiking apparatus uses a closed servoloop arrangement to provide accurate rail gauging. An LVDT sensing arrangement uses three rail feeler wheels to sense the rail gauge immediately adjacent to spiking guns on the appara... | 11/19/1985 |
| 4534296 | Rail gauger A track gauger includes a vertically movable gauger frame having a pair of fixed rail gauge bars extending between the rails upon a lowering of the frame. The gauger frame lies crosswise relative to the frame of a rail vehicle on which it is mounted, and ... | 08/13/1985 |
| 4522127 | Railway tie plug driving apparatus An apparatus for driving plugs into railway tie holes remaining after the removal of at least one rail and its associated tie plate and rail spikes from the railway ties, includes a vehicle adapted for travel along narrow gauge rails temporarily installed... | 06/11/1985 |
| 4409902 | Spike drivers A pair of air-operated hammers for driving railroad spikes are guided by separate yokes, raised and lowered by trunnion-mounted cylinders; a cross frame in a vertical plane is supported between the hammers and clamps join upright guides to the crossframe,... | 10/18/1983 |
| 4393784 | Apparatus for replacing rail fastening elements and, optionally, rails Track rails fixed to ties with old rail fasteners are replaced by track rails fixed to the ties with new rail fasteners at gauge with an assembly line of a series of individual operating mechanisms arranged spacedly and sequentially on a train of a plural... | 07/19/1983 |
| 4315129 | Mobile apparatus for welding studs to rail base plates Mobile apparatus for, on site, welding of rail retaining clip studs to existing railroad rail plates which includes a railway car assembly having wheel and axle assemblies and propulsion means to move the railway car assembly along the railway tracks. The... | 02/09/1982 |
| 4308937 | Self-aligning clamping apparatus Disclosed herein are novel imporvements in a clamping apparatus adapted to grip the sides of a clamped member and, more specifically, the sides of rails such as those used for cranes and railroads. The clamping apparatus includes a frame adapted for prima... | 01/05/1982 |
| 4273052 | Spike driving apparatus Apparatus for driving railroad spikes having at least one pair of hydraulic driving rams and associated spike holders and spike feeding arms. Each ram and its associated spike holder and spike feeding arm is suspended from an adjustable head supported in ... | 06/16/1981 |
| 4256040 | Proportional controller In a railroad spike driving machine, the spike driving mechanism is centered over a spike by a system which provides simultaneous proportional control over both the vertical and horizontal positions of the spike driver. The driver is mounted on a carriage... | 03/17/1981 |
| 4215636 | Machine for engaging and rotating concrete crosstie bolts A machine adapted for travel along a pair of railway rails supported by concrete crossties and arranged to be attached thereto by a pair of clips disposed inside and outside of each rail together with a bolt passing through each clip into threadable engag... | 08/05/1980 |
| 4178671 | Tie preplating method and apparatus A method and apparatus of preplating ties including traversely aligning ties on a path, conveying along the path ties relative to a pair of plate guides, positioning a pair of plates on each tie adjacent the guides, attaching the plates to the tie by part... | 12/18/1979 |
