Questions and answers on pumps and pumping machinery (1912)
Wakeman, William Henry, 1855- [from old catalog] · Chicago, The Joseph G. Branch publishing company · leaf 119
te on a medium or high lift? A. It may not be impossible, but it is imprac-ticable. 392. Q. What advantage is secured by this type? A. The water passages are short and direct, there-fore friction of water as it passes through the pump isreduced to the lowest point. 108 QUESTIONS AND ANSWERS ON 393.… … FIG. 6 8. PUMPS AND PUMPING MACHINERY. 109 near the center, hence they are termed center-packed. 394. Q. Describe its operation. A. The plunger is moving from right to left hand,hence the right-hand suction valve is open, and theleft-hand discharge valve for the passage of water? I !
Pumping machinery
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten02unit-754-323.webp)
