Dragbox
A dragbox (also ''drag-box'' or ''drag box'') is a substantial, often cast metal, part of a locomotive to which the coupling mechanism is attached to allow the locomotive to pull a train.Ransome-Wallis, Patrick (1959)''The Concise Encyclopedia of World Railway Locomotives'', Hawthorn Books References Locomotive parts {{Loco-stub ...
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Locomotive
A locomotive or engine is a rail transport vehicle that provides the Power (physics), motive power for a train. If a locomotive is capable of carrying a payload, it is usually rather referred to as a multiple unit, Motor coach (rail), motor coach, railcar or power car; the use of these self-propelled vehicles is increasingly common for passenger trains, but rare for freight (see CargoSprinter). Traditionally, locomotives pulled trains from the front. However, Push-pull train, push-pull operation has become common, where the train may have a locomotive (or locomotives) at the front, at the rear, or at each end. Most recently railroads have begun adopting DPU or distributed power. The front may have one or two locomotives followed by a mid-train locomotive that is controlled remotely from the lead unit. __TOC__ Etymology The word ''locomotive'' originates from the Latin language, Latin 'from a place', Ablative case, ablative of 'place', and the Medieval Latin 'causing mot ...
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