Railway

Railway

Relating to the infrastructure developed for the transport of trains.

Industry: Transportation

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Railway

washout

Transportation; Railway

The process of removing sludge and scale from the inside of a locomotive boiler. The boiler was first emptied of steam and the hot water drained off. Water was then hosed into the boiler through ...

In order to allow all the parts of the boiler interior to be reached during a washout, a number of plugs were provided in strategic positions. They were screwed into the boiler shell and were often ...

vacuum brake

Transportation; Railway

The brake system which uses a vacuum formed in the brake pipe and cylinders to effect a brake release and the replacement of the vacuum by atmospheric pressure to cause an application. The automatic ...

vacuum turntable

Transportation; Railway

A turntable operated by vacuum power provided by the locomotive being turned.

valance

Transportation; Railway

The angled plate attached to the edge of a locomotive running plate to provide strength.

valve gear

Transportation; Railway

The system of rods, levers, cranks and eccentrics which provide the links between the pistons, valves and wheels of a steam engine. The two main parts consisted of the piston rod, connecting rod and ...

allan valve gear

Transportation; Railway

A type of valve gear designed by Alexander Allan, one time locomotive superintendent of the LNWR, in 1855. It was similar to the Stephenson valve gear but the reversing lever moved both the link and ...