Hawkins electrical guide. Questions, answers & illustrations; a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 239
he slot has two recesses A and B U ■ ;on of sepa- . • wedge is first position and then th- -nate layers ^.ard. T ;osed of sev wedge is pushed in place to retain the inductors in position- CONSTRUCTION OF ALTERNATORS 1,227 Ques. What precaution is taken in insulating a wirewound coil containing a… … FlG. 1,513.—Method of winding a coil containing a large number of turns, when there isconsiderable difference of pressure between the layers. In such cases to guard againstshort circuits or breakdown of the insulation, each layer of turns is insulated from thenext layer by the insulating strips A,…
Electrical engineering
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