The inventor's universal educator. An educational cyclopaedia and guide for inventors, patentees, manufacturers, mechanics, and all others connected directly or indirectly with patents (1919)
n its course, until it should fall off the earth. No. 24 illustrates another attempt to make wheels retain an eccess of weights at one side by their centerwheel re-volving, and this form includes an endless chain A, passing over end pulleys B, over idler pulleys D, andanother idler pulley C. The… … [ 138 ] PERPETUfVL MOTION. No. 17 is an electrical self-moving- device, which is supposed to operate as follows : The f rictional electric machine A is started bj any means, which magnetizes the magnet C and draws arma-ture G to it. This br saks circuit at I E which demagnetizes the magnet, C and…
Patents · Mechanical movements
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