The inventor's universal educator : An educational cyclopaedia and guide for inventors, patentees, manufacturers, mechanics and all others connected directly or indirectly with patents (1906)
Dieterich, Fred G., 1858-1923, comp · Washington, D.C. : F. G. Dieterich · leaf 131
126 PERPETUflL MOTION. No. 25 illustrates another form of air and fluid operated motor, in which, (within a cistern of water) is held aradial arm frame, the members of which are hollow and communicate with the hollow axle having- an opening- A.The wheel hub at one end has a crank, which, through…
Patents · Mechanical movements
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