Tank-lo-co-mo′tive.
（
Railroad-engineering.) One having a tank or tanks enabling it to carry a supply of water sufficient for its own consumption without a tender.
Such are used for yard-engines, for side-lines of limited length, and for ascending grades with moderate loads.
The boiler and machinery are carried on the driving-wheels, and the variable weight of water and fuel on the tank-truck.
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Tank-Locomotine. |
That illustrated is mounted on two bogie frames, the front
[
2489]
one supporting the locomotive and the rear one the part in which the tank and coal-bunkers are located.
Engines of this kind have been employed on the
Howland and
Aspinwall road, overcoming gradients of 296 1/2 feet to the mile, and on various other roads of from 3 to 5 feet gage.
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French tank-locomotive. |
Fig. 6199 illustrates an engine constructed from the designs of
M. Vaessen by the Societe
de St. Leonard at
Liege.
This engine is intended for the ascent of steep inclines and traversing sharp curves with a train on what M
Vaessen calls the universal system, patented by him. It was built for the
Chemin de Fer Isabelle II, in
Spain.
The cylinders are 18.11 inches diameter and 24.16 inches stroke.
The four driving-wheels are 6 feet 2 inches, and the truck-wheels 2 feet 11 1/2 inches, diameter.
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Direct-acting tank steam-pump. |
