Twentieth century hand-book for steam engineers and electricians, with questions and answers .. (1905)
Swingle, C. F. [from old catalog], Horstmann, Henry Charles, 1858- [from old catalog], Tousley, Victor Hugo, 1875- [from old catalog] · Chicago, F. J. Drake & co. · leaf 61
RENTIAL VALVE, DAVIS PUMP. the most convenient nor the safest. When the enginestops, the pump stops also, and sometimes it happensthat the belt gives way and the pump stops at iust 48 ENGINEERING the time when the boiler is being worked the hard-est. The modern double acting steam pump, of… … DAVIS BELT DRIVEN FEED PUMP. use of steam, since the principle of expa-nsion cannotbe carried out with the pump as with the engine. In selecting a feed pump care should be exercised tosee that it is of the proper size and capacity to supplythe maximum quantity of water that the boiler canevaporate.…
