Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries (1914)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley Publishing · leaf 267
263 264 HOROLOGICAL, TIME DEVICES, ETC. tX … 693. ELECTRIC CLOCK CONTROLLER. The pendulum atthe right hand is of the controlUng clock, and the central pendulum that of a controlled clock; thependulum at the left is a side viewof the central one. C, the bob, is ahollow coil of insulated wire, andswings over two magnets. Mi M2,which have their…
Mechanical movements
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