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 89
ng posts wires run to a post, B, and ashort screw at 0. Th.^ latter screw holds downagainst the base a high arched piece. To the post, B,a rocker, A, is pivoted. From the arched piece tothe rocker a platinum wire, P, extends. 88 ELECTRIC TOY MAKING. As shown in the cut, the current entering by… … Fig. 36. Selt-Kegulating Platinum Lamp. to melt. This short circuits the wire, and the heatfalls; as the wire contracts, it breaks the contact andagain grows hot. These operations in practise suc-ceed each other so rapidly, and are of such slightdegree, that all appears perfectly stationary, and…
Electric apparatus and appliances · Electric toys
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