Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 204
fwhich are bared and wound over it, a permanent joint being obtainedby soldering. Insidation of Magnet-Coils. It is not necessary to use any micafor the insulation of field-magnet bobbins, several thicknesses ofpaper preparations being more often used, as the potentials usedare not high. One-tenth… … Fig. 183. Type of Form-Wound Coil lining the flanges. It is also important to protect the joint betweenthe cylindrical part of the bobbin and the end flanges.
Electrical engineering
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