Discoveries and inventions of the nineteenth century (1905)
Routledge, Robert · London : G. Routledge and Sons · leaf 135
on a larger scale than any other railway in Britain. The difference ofgauge was after a time felt to involve so much inconvenience that lineswhich adopted the 7-ft. gauge have since relaid the tracks at the morecommon width. At the present day we find the Great Western Railwaycompletely… … Fig. 45.—Conical Wheels. carriages in being fastened in pairs upon the axles, with which they revolve(see Fig. 45). The tire of the wheel is conical, the slope being about I in 20; that is, in awheel 5 in. broad theradius of the outer edgeis \ in. less than that ofthe inner; and the rails,are…
Inventions
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