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Electric toy making for amateurs. This work treats on the making of electrical toys, electrical apparatus, motors, dynamos and instruments in general ... By T. O'Conor Sloane .. (1914)

Sloane, T. O'Conor (Thomas O'Conor), 1851-1940 · New York, The N.W. Henley publishing co. · leaf 86

An illustration from Electric toy making for amateurs. This work treats on the making of electrical toys, electrical apparatus, motors, dynamos and instruments in general ... By T. O'Conor Sloane .., 1914, leaf 86
84 ELECTRIC TOY MAKING. This consists of a pendulum, whose motion is maintained by electricity. Near its top the rod … Fig. 34. Pendulum of mercury on m, to the other ter- Circuit Breaker. minal which is connected therewith. Thus the butterfly and the pendulum magnet are both excited, and the pendulum is attracted. If the pendulum is started swinging, it will, as it leaves the mercury globule, open the circuit, and…

Electric apparatus and appliances · Electric toys

Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.

More pictures from Electric toy making for amateurs. This work treats on the making of electrical toys, electrical apparatus, motors, dynamos and instruments in general ... By T. O'Conor Sloane ..

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