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 115
cone vibrates. Thedisc is turned by hand, thus moving thepins, and so varying the travel of the cone Hto and from the core C. It does not givegood results from the fact that the rhyth-mical movements are disturbed every timethe cone strikes against the pins, also at thecontact spring striking the… … spring, the result is a series of steady,rhythmical shocks, provided the adjustmentsare satisfactory. Coil Head Contact Breaker. Fig. 28 shows the details of a contactbreaker to be attached to the coil head direct. Contact Breakers, 89 It IS often used on very small coils, which,together with a…
Induction coils · Radiography · X-rays
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