Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 927
to 28 or 30 ft. above it. -d i * The draft tube was patented in the United States by Zebulon and Amasa Parker, otLicking, 0., in 1840. It has proved of great value, by enabling turbines to be set on hori-zontal shafts. 894 WATER WHEELS. Figs. 4 and 5 illustrate the construction of the Geyelin… … minute^ Mr. Geyelin has devised a novel and effective form of glass suspension stop whichIS Illustrated m cross section in Fig. 6. The revolving disk, A, which supports the wheel,rests on the glass disks, £ £. ° > > i-i WATER WHEELS. 895
Mechanical engineering
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