. American engineer and railroad journal . Fig. ; K END OF ROOT BOILER. SHOWING METUOD OF CONSTRUCTION ing up with the deterioration which takes place iu all boilersthe same high pressure can always be carried. The companyhave recently issued an information pamphlet, which gives adetailed description of the boiler, together with other informa-tion about water-tube boilers generally. Fig. 7-SECTIONAL VIEW OF ROOT BOILER. ley, and shifting the belt from the loose to the keyed pulleyto start the latter, or in the reverse direction to stop it, thedriving pulley on the first motion shaft be
. American engineer and railroad journal . Fig. ; K END OF ROOT BOILER. SHOWING METUOD OF CONSTRUCTION ing up with the deterioration which takes place iu all boilersthe same high pressure can always be carried. The companyhave recently issued an information pamphlet, which gives adetailed description of the boiler, together with other informa-tion about water-tube boilers generally. Fig. 7-SECTIONAL VIEW OF ROOT BOILER. ley, and shifting the belt from the loose to the keyed pulleyto start the latter, or in the reverse direction to stop it, thedriving pulley on the first motion shaft being of double thewidth of the belt ; (2) by making the driving belt of suchlength that it hangs loosely over the pulleys, in which condi-tion there will not be sufficient ten-sion to transmit power, and by ap-plying a tightener pulley to thebelt to produce the necessary tensionfor driving ; (3) by means of the or-dinary jaw coupling attached to oneor other of the pulleys, by means ofwhich it may be locked rigidly tothe shaft, or allowed t
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
