Handbook for machine designers, shop men and draftsmen (1916)
Halsey, Frederick A. (Frederick Arthur), 1856-1935 · New York, McGraw-Hill book company, inc.; [etc., etc.] · leaf 479
Water -^ X <_Air … The Air-lift Pump The air lift pump of Dr. E. S. Pohle, a remarkable invention inpoint of simplicity and eSectiveness, is shown in its original formin Fig. 22. Other forms are used, including that of Fig. 23, by theIngersoU-Rand Co. Whatever the arrangement, the principle is thesame. The water pipe…
Machine design
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