New York [etc.] Simmons-Boardman Pub. Co. [etc.] · leaf 58
ith goodreason too, that a high degree of convenience wasobtained. PENDEYS THEOTTLE VALVE FOE LOCOMOTIVES. The Cornish or double beat valve of Watthaslongbeen almost universally used on American locomo-tives. The difficulty with this form of valve is tomake it steam light, which is seldom or never… … valve ojwns very close to the surface of the water inthe boiler, which is a fruitful source of priming,and works great injury to the pistons and slidevalves. To prevent this in a certain measure baffleplates attached to the stand pipes are resorti^d to, tocatch the water and throw it down again,…
Railroads · Railroad cars
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