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 224
open slot construction is employed and the coils are fitted intoinsulating troughs which offer excellent mechanical and electric protection. The coilsare held in place by suitable wedges. o. With respect to the shape of the coil ends, as: a. Single range; b. Two range; etc 1,212 IIAWKIXS… … Fig. 1.486.—M ■•-. d of assembling form wound coils. The picture shows a section of a General Bfectric armature with part of the cods in pla.placed in the slots, before inserting the coils as s«.and surrounded by this layer of .nsulatmg material thenotches, thus closing the slots and protecting the…
Electrical engineering
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