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 212
and screw arrangement for shifting the brushes isprovided. Cast iron arms bolted to. but insulated from the rings, carry the rods on whichthe brush holders are mounted. Brush holders are of brass cast in one piece, of the slidingtvpe and have braided copper shunts. Brush tension is adjustable. due… … Fig. : ■■- —~ on verier. The ct:*~- -jmnratating r rotary P*******^ applications to dynamos andparkWt commute load .: ilevim are not furnishedpole rotary converters for randing which is effected by the properrween the genera riary • - \nsformer but in special casesrate reactance. It is possible to…
Electrical engineering
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