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The Electric Motor and its Applications by Thomas Commerford Martin

By Thomas Commerford Martin

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0 ohms. The power expended on the generator was of about nine horse, and the work done by the motor, which was belted to a coun- power to two threshing machines running empty, was equal to about three horse power. The efficiency was there- ter-shaft furnishing fore about one-third. In another installation, the Edison "Z" machine was used as a motor to supply motive power to a German "Melkerei," or dairy, such as is frequently to be seen in the mountains in Bavaria, where the power of water -falls is made to move the churns, skimmers and other contrivances.

Armatures were arranged at suitable distances around the series of electro- worm-wheel keyed to shaft of the electric ITS APPLICATIONS. was exerting its greatest force. The conducting power of the multiplying coil was said to be equal to the conducting power of the elecpair tro-magnet revolving therein. By referring to the drawings it will be seen that the magnets were straight bar magnets magnets, so that when the battery was in action the shaft was kept in motion and the fan revolved. This patent of Stein was more on an application of the electric motor than an improvement in the motor itself.

Professor Page constructed an electric engine on this principle passed half about 1850. The solenoid was placed vertically, like the cylinder of an upright engine. A rod of iron, by way of armature, was fastened to arrangement will be readily understood. There are two solenoids and each has its iron rod passing through it, though they are joined into one piston by a piece of non-magnetic material. The piston is attached to a frame / / which slides through supports, and in this way it is ' move inside the solenoids.

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