Railway

Railway

Relating to the infrastructure developed for the transport of trains.

Contributors in Railway

Railway

The pressure of steam permitted in a steam locomotive boiler above which the safety valves will blow off the excess. A good crew will attempt to work the locomotive without reaching this pressure as ...

Priming

Transportation; Railway

The syphoning of water from the boiler into the steam pipe, caused by too high a water level or by certain chemicals used to treat hard water. If water gets into the steam pipe it will affect the ...

Regulator valve

Transportation; Railway

The main steam control of a locomotive. Various types of valve and various locations for it were to be seen during the history of the locomotive but it was normally at the top of the boiler where the ...

Return crank

Transportation; Railway

On outside mounted Walschaerts valve gear, the small crank which works off the main crank to take the place of the eccentric used with inside mounted valve gear.

Return flue boiler

Transportation; Railway

A type of boiler used for some locomotives in the 1820s and 1830s where the single flue was turned back to provide double the heating surface for the water in the boiler. It required the chimney to ...

Reverser

Transportation; Railway

The locomotive's forward and reverse control, which is also used to adjust cut off to vary the steam admission and expansion cycles in the cylinders. The direction of movement for a locomotive is ...

Self-cleaning smokebox

Transportation; Railway

A system for removing ash accumulated in the smokebox using the gases from the fire, first introduced in the UK during the Second World War. A baffle plate placed in front of the tube plate directed ...