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8082852 |
System and method for railroad track tie plate orientation
A machine for automatically orienting railroad tie plates includes a sensing region having at least one optical sensor adapted to sense a physical feature of a tie plate. An electronic controller...
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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...
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7677177 |
Device for the disassembly of rail anchors
The invention relates to a device for the disassembly of a rail anchor, connecting a rail to a sleeper of a track, comprising two opposing tool levers, connected by a rod, operated with...
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7658152 |
Tie plate inserting machine
A track mounted machine is capable of inserting a previously positioned tie plate between a rail and underlying cross tie of a railway. The machine preferably is also capable of lifting the rail...
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7497166 |
Railway plate inserter
A railway vehicle for inserting plates on rail ties that engage with rails includes a frame configured for movement relative to the track and a plate inserter workhead mounted to the frame. The...
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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...
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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...
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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...
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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...
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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...
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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,...
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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;...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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,...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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....
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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...
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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...
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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...
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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...
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4152558 |
Hole sensing device for spike driver
A hole sensing device for a spike driving machine is disclosed. The sensing device has two projecting fingers both of which ride along the surface of a tie plate as the sensing device is swept...
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4131066 |
Reference mechanism for spike driver
A reference mechanism for a spike driving machine is disclosed. The spike driving machine has a hole sensing device followed by a spike setter and drive head all of which sweep along a rail tie in...
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4131067 |
Spike driver
A spike driving machine is disclosed in which a hole sensing device and spike holder are driven in toward a rail under the action of a fixed stroke piston and cylinder until a stop engages the...
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3943858 |
Machine for setting tie plates and the like
This is a machine for doing work on railroad track and includes a mechanism for setting new tie plates on top of ties so that a new rail may be accurately positioned thereon. The machine is...
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3942000 |
Method and apparatus for positioning railway machines
This is concerned with a method and apparatus for sensing and/or finding objects along railway track, for example a tie, so that work may be done in relation thereto. More specifically, the subject...
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3841222 |
APPARATUS FOR ASSEMBLING RAIL-TIE PANELS ON ASSEMBLY TABLE
The specification discloses a mobile rail vehicle movable on the rails of a rail-tie panel assembly and carrying a pair of swingable arms at one end for supporting and positioning a C-frame to...
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3759334 |
IMPACT SOCKET WRENCH TOOL
A socket wrench capable of reciprocatory sliding motion in the direction of its axis is rotatable thereabout by a preferably hydraulic driving motor. A vibratory impact device is mounted between...
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3753404 |
SPIKE DRIVING SYSTEM
In a spike driving system, a tie nipper assembly, a spike receiving hole locating and spike driving assembly, and a spike feeder assembly are supported on a vehicle for movement along a track. The...
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3753405 |
SPIKE POSITIONING SYSTEM
A spike positioning system includes an electro-optical device for locating spike receiving holes. The locating device is mounted on a spike positioning mechanism that is in turn mounted for...
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3747536 |
MOBILE TRACK WORKING MACHINE
In a mobile track working machine wherein a plurality of operator's cabins are mounted on the underside of the machine frame and a plurality of storage receptacles holding parts of rail fastening...
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3745930 |
AUTOMATIC HOLE FINDER FOR SPIKE DRIVER
This is a method and apparatus for finding the hole in a tie plate by the use of reflected light and automatically driving the spike through the hole to secure the rail and tie plate to the tie so...
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