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Induction coils : how to make, use, and repair them including Ruhmkorff, Tesla, and medical coils, Roentgen radiography, wireless telegraphy, and practical information on primary and secondary battery (1901) Schneider, Norman H. (Norman Hugh) · New York : Spon & Chamberlain ; London : E. & F.N. Spon · leaf 39
etweeneach set of rings, or between the coil end [ ^-6 3 Fig. 3. ■© ] and a ring, is wound with the wire select-ed, the filled sections constituting a num-ber of complete coils, which are finally con-nected in series. The sectional method ofwindrng prevents the liability of the sparkjumping through… … Fig. 4. method now generally adopted which hasmany good points, although at first it mayseem complicated. The old way of fillingtwo sections was to wind both in the same Coil Construction. 13 direction as full as desired, then join theoutside end of the left-hand coil to the in-side end of the… Induction coils · Radiography · X-rays
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