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 299
of a very highly-polished and hardened ball with jewel seats. 1,818 HAWKINS ELECTRICITY 6. The Friction Compensator.—The object of this deviceis to overcome the initial friction of the moving parts. It isevident that if this initial friction were not compensated someof the driving torque of the… … FlG. 2,551.—Base and shunt coil of Sangamo sing.e phase induction watt hour meter. Sincethe shunt or pressure coil sometimes breaks down or bums out. due to abnormal line con-ditions or accident, provision is made for easy replacement. The shunt magnet with itscoil is held to the base by two dowel…
Electrical engineering
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