. The locomotive engineer . a-tion of the lower part of the outer ring from the heat. The improTcmenl in the expansion bars is thesimple application of a geometrical nde. it strong, and prevents its petting out of wheels made in conlracting chill are moreevenly chilled, and more uniformly round, in nowalmost universally acknowleilgeil in this country,many roads specifying wheels made in the-S£ chillsfor all cars put in service, and the problem has re-solved iljwlf down to a matter of perfecting, am-plifying, and cheapening the chill. We do not hesitate to say tliat the next genera-t
. The locomotive engineer . a-tion of the lower part of the outer ring from the heat. The improTcmenl in the expansion bars is thesimple application of a geometrical nde. it strong, and prevents its petting out of wheels made in conlracting chill are moreevenly chilled, and more uniformly round, in nowalmost universally acknowleilgeil in this country,many roads specifying wheels made in the-S£ chillsfor all cars put in service, and the problem has re-solved iljwlf down to a matter of perfecting, am-plifying, and cheapening the chill. We do not hesitate to say tliat the next genera-tion of railroad men will look upon the inventionsof L. the greatest improvementsto rolling stock made in many yeare. as it will in-crease the safety, length of -•scTTice. and titrcnglh,and decreust ibe cost of cast-iron wheels, makingpossible their use under the eoormoiw loud* wc arcnow piling upon our cars. Now that his chills are upim Ihe markel» of tlieworid. we bespeak for him the recognition and re-. clumped flnnly at D and D. The arrangement hasalso a tongue wilh a taper lit ut in combimi-lion wii h Ihf outer closing snugs on the drag, entirelyoliviiite- tlie iiruven joining of the chill and mould,rciilriiit: in wliiir is known us a lapped wheel. Of cuiirsL. the longer the radial bars, the morecontraction is secured before the outer ring beginslo get 1ml and carries the whole chill away fromthe wheel; but to get them very much larger thanthe wheel reduccil the capacity of a foundry verymuch, 8o that economy of ai/.e was u feature not tobe lost sight of. Mr. Faught overcame some ofthb by the depression of the bars, no that the heathas to travel through more iron before it be-gins to expand the outer ring, The metal at thebottom of the chill begins to get hot first, as (hefirst nielal poured comes in contact wilh the lowerpart of chill, Ihc expansion of the lower part nfring first caused the chill to liftshghily. thustaking the pressure off the t
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectrailroa, bookyear1888
