A descriptive and historical account of hydraulic and other machines for raising water (1850)
Ewbank, Thomas, 1792-1870 · New York, Bangs, Platt, & Co. · leaf 116
f gutters, open at both ends, arepermanently connected to, and over each other, in a zigzag direction, sothat while one end of the lowest dips in the water, its other end inclinesupwards at an angle proportioned to the length of the gutter and themotion to be given to it, and is united to the lower… … No. 33. Pendulum or Swinging Gutters. In the bottom of each, an opening is made and covered by a flap orvalve to prevent the water, when once past through, from returning. AU Chap. 12.] Dutch Scoop. 93 the gutters are secured to a frame of wood which is suspended on a pinse.cured to a beam, so that…
Pumping machinery
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