Questions and answers on pumps and pumping machinery (1912)
Wakeman, William Henry, 1855- [from old catalog] · Chicago, The Joseph G. Branch publishing company · leaf 184
F»G.//f 608. Q. Why is this necessary?A. When the steam piston is descending, steammust be admitted to overcome resistance in the water PUMPS AND PUMPING MACHINERY. 173 pipes, minus the weight of both pistons, the rod, etc.When ascending, the same resistance must be over-come, plus the above… … FIG 112. 610. Q. Is it possible to adopt a pump that occu-pies no floor space at all? A. Yes; such a pump can be bolted to the wall ofa boiler house, the frame of a locomotive, or the bulk-head of a vessel. See Fig. 112. 174 QUESTIONS AND ANSWERS ON 611. Q. Is it practical to use a vertical…
Pumping machinery
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