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Scientific American, Vol. 64, No. 3 (January 1891) (1891)

leaf 8

An illustration from Scientific American, Vol. 64, No. 3 (January 1891), 1891, leaf 8
oil from the mandrel, the mutator bars. The best adjustment for the commu- picked up weighed nearly three and one-half pounds. wire is cemented with parafBne or wax melted on the tator springs is found by moving the disk in one di- The time made was about five pounds a minute, or coil with a warm… … :irnateurs who wish to construct this motor islands and the center of their were published in Supplement of January trade. Fig. l.-PERSPECTIVE VIEW OF A SMALL GRAMME RING MOTOR. 3, 1891, No. 783. ©1891 SCIENTIFIC AMERICAN, INC.

Munn · Armature · Valve · Pipe · Scientific American · Illustrated · Express money · Death rate · Main valve · American supplement · Field magnet · Trigger bar · Gramme ring · Electric motor · Auxiliary valve

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