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 156
ould thebrushes bear? Ans. The points upon the commutator at which the tips ofthe brushes (carried by opposite arms of the rocker) bear, should OPERATION OF DYNAMOS 575 be, in bipolar dynamos, at opposite extremities of a diameter.In multipolar dynamos the positions vary with the number ofpoles and… … Figs. 664 and 665.—Diagrams illustrating how to set brushes. Some brush holders require brushesset with the direction of rotation of the commutator, and others, set against the directionof rotation. In fig. 0G4 is shown a brush holder of the first class, which must always be setas indicated by the…
Electrical engineering
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
