Amtrak derailment: 7 injured in Vermont
An Amtrak passenger train derailed in Northfield, Vermont, injuring seven people, officials said. There were no fatalities.Dana Huoppi, a spokeswoman with the Montpelier Fire Department, said at least...
Coupler
Coupler may refer to:
Railway signalling
Railway signalling is a system used to safely direct railway traffic in order to prevent trains from colliding. Trains move on fixed rails so they are uniquely susceptible to collision; the weight of ...
Train protection system
A train protection system is a railway technical installation to ensure safe operation in the event of human failure.
The earliest systems were train stops, as still used by the New York City Subw...
Rail gauge
In rail transport, track gauge is the spacing of the rails on a railway track and is measured between the inner faces of the load-bearing rails.All vehicles on a network must have running gear that is...
Headstock (railway)
A headstock of a rail vehicle is a transverse structural member located at the extreme end of the vehicle's underframe. The headstock supports the coupling at that end of the vehicle, and may also su...
Hunting oscillation
Hunting oscillation is a self-oscillation, usually unwanted, about an equilibrium. The expression came into use in the 19th century and describes how a system "hunts" for equilibrium. The expression i...
Amtrak derailment: 7 injured in Vermont
An Amtrak passenger train derailed in Northfield, Vermont, injuring seven people, officials said. There were no fatalities.Dana Huoppi, a spokeswoman with the Montpelier Fire Department, said at least...
Station (roller coaster)
The station of a roller coaster is the area where lines to rides divide into lanes to board the roller coaster.The station is also an area for riders to exit. Often, on high impact coasters, guests wi...
Leading wheel
The leading wheel or leading axle or pilot wheel of a steam locomotive is an unpowered wheel or axle located in front of the driving wheels. The axle or axles of the leading wheels are normally locate...
AAR type A switcher truck
The AAR type A switcher truck is a diesel locomotive truck introduced by EMD and installed as standard equipment on most EMD switcher locomotives and on those of other manufacturers. It was designed b...
Destination sign
A destination sign (North American English), or destination indicator (British English) is a sign mounted on the front, side or rear of a public transport vehicle, such as a bus, tram/streetcar or lig...
Norwegian coupling
A Norwegian coupling (or meat chopper) is a manual coupling consisting of a central buffer with a mechanical hook that drops into a slot in the central buffer. The system is only found on narrow gauge...
Railway signal
A signal is a mechanical or electrical device erected beside a railway line to pass information relating to the state of the line ahead to train/engine drivers (engineers in the US and New Zealand). T...
Rail adhesion
Adhesion railway or adhesion traction is the most common type of railway, where power is applied by driving some or all of the wheels of the locomotive. Rail adhesion relies on the friction between a ...
Communications-based train control
Communications-based train control (CBTC) is a railway signaling system that makes use of the telecommunications between the train and track equipment for the traffic management and infrastructure con...
Boxpok
A Boxpok is a steam locomotive wheel that gains its strength through being made of a number of box sections rather than having traditional solid spokes (the name is a variation on "box-spoke"). Being...
Railway costing
Railway costing is the calculation of the variable and fixed costs of rail movements. Variable costs are those that increase or decrease with changes in the traffic volumes or service levels and inclu...
Continuous welded rail
The track on a railway or railroad, also known as the permanent way, is the structure consisting of the rails, fasteners, railroad ties (sleepers, British English) and ballast (or slab track), plus th...
Pony truck
A pony truck, in railway terminology, is a leading truck with only two wheels.Its invention is generally credited to Levi Bissell, who devised one in 1857 and patented it the following year. Hence the...
Canadian comfort cab
The Canadian comfort cab or wide cab is a broad-nosed cab design found on modern diesel locomotives. It occupies the entire width of the locomotive, and typically has an access door on the front of t...
Train speed optimization
Train speed optimization, also known as Zuglaufoptimierung, is a system that reduces the need for trains to brake and accelerate, resulting in smoother and more efficient operation.While train speed o...
Radial steering truck
A Radial steering truck is a type of bogie used on locomotives. On railroad equipment, "trucks" are the wheel assemblies that the train rides the rails on. Trucks are found on almost all train equip...
Roller coaster wheel assembly
Today's modern roller coasters, both wooden and steel, have the same basic design of wheel assembly. Each wheel assembly has three wheels. Underfriction, or up-stop, wheels; tractor, or running, wheel...