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 157
ways be rotated, so that the setting marks are horizontal. Therocker can then be rotated into position, and the tips of both sets ofbrushes conveniently adjusted to their marks. In those brush holdersprovided with an index or pointer for adjusting the brushes, the settingmarks upon the commutator… … Fig. 666.—Method of soldering cable to carbon brush. Drill a hole in the end, also in the sideof the brush, as shown in the sketch, and after thoroughly tinning the pig-tail, placeit in the end hole and fill the holes up with solder through the side hole. Another methodis to drill a hole through…
Electrical engineering
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