. Railway and Locomotive Engineering . iLLi.^ few months back some pictures were rails, but these boilers proved unsatis-factory and were removed and horizontalboilers were substituted. At presentthere are two standard classes (if enginesin use on the road, as shown in Figs. 1and 2. The older engines, the runninggear of which was built in the railwayshops, at Olten, in 1871. have Belpaireboilers and four wheels. The drivingpinion is carried on the center of therear axle and on each side of it are twosmaller gear wheels engaging pinions onthe driving shaft, which carries tlie crankpins. The
. Railway and Locomotive Engineering . iLLi.^ few months back some pictures were rails, but these boilers proved unsatis-factory and were removed and horizontalboilers were substituted. At presentthere are two standard classes (if enginesin use on the road, as shown in Figs. 1and 2. The older engines, the runninggear of which was built in the railwayshops, at Olten, in 1871. have Belpaireboilers and four wheels. The drivingpinion is carried on the center of therear axle and on each side of it are twosmaller gear wheels engaging pinions onthe driving shaft, which carries tlie crankpins. The general arrangement is shownin the sketch, Fig. 3. An engineer will readily understandthat on a road having maximum gradi ^of 25 per cent., as the Rigi Railway hamust so design its engines that when ascending this grade ihe water in the boilc-doesnt entirely uncover the front endsof the upper tubes. To prevent this theboilers are set so as to be levrl on a 12per cent, grade and the roof an, crownsheets of the firebox are sloped down-. ered by the geared cylinders the enginesgive an absolutely steady motion, differ-ing very much from machines constructed given in & of a mono-railway constructed onthe system, in .\lgeria. We now RAILWAY AND LOCOMOTIVE ENGINEERING. April, 1913. give illustrations of .■in interesting little imagined, all tlie making-up cif the trains railway constrnctcd on this system in the has to be done piece-meal, soiitliwcst of Ireland, which has been op- The peculiar construction of tlic line crated for both passenger and goods also necessitates the employment of verv traffic for close on quarter of a century. extraordinary locomotives and rolling The Lislowcl & Hallybunion Railway stock. Tlie engines each have two small connects Listowel. a market town and boilers, cntineiied by a conmion steam station on the (Irc-it .Seutliern X: We-tcni \i)\ic. the UMfkiiiu; p^<■^^u^^■ being 1.^0 l)s.
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyork, bookyear19
