Ripper, William, 1853-1937 · London, New York [etc.] : Longmans, Green and co. · leaf 207
ton descending upon thebase, which is also conical,and which fits the piston whenthe piston is at the bottom ofits stroke. When the conical pistondescends, the water is projectedat a high velocity, silently andwithout shock, through theports shown at the bottom of the working barrel of the… … Fig. 206a. CHAPTER XIII. FEED-WATER HEATERS. The importance of heating the feed-water suj>plied to boilers cannotbe too frequently impressed, from the point of view not only ofeconomy, but also of the durability of the boiler. The economy obtained by the use of feed-water heaters arises fromthe…
Steam-engines
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