Jjjameler of jiislonsSholec o-fjo1 4 14. When locomotives are intended to draw very heavy loadswith less speed, as in the case of goods engines, the driving-wheels have less dimensions, and, in order to give them a greaterhold upon the rails, it is usual to connect two pair of side wheels,of… … .lc vc.~ gfo-- Diametcr ofjutlons if3Stroke 2f 0 called a coupled-engine. Such an engine is shown in fig. 6,where the hinder and intermediate pairs are coupled, the connect- 119 THE LOCOMOTIVE. ing-rods being attached to the intermediate pair, and throughthem acting also on the hinder pair. 15. It…
Steam-engines · Steam-navigation · Locomotives
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