Hawkins, N. (Nehemiah), 1833- · New York : Theo. Audel · leaf 247
: 1. The armature or revolving portion. 2. The field magnets, which produce the magnetic field inwhich the armature turns. 3. The pole-pieces. 4. The commutator or collector. 348 Pumps and Hydraulics. 5. The collecting-brushes that rest on the commutator cylin-der and take off the current of… … This is a two-pole machine, direct current; the figure is in-troduced to show the parts only—as this dynamo has beenlargely superseded by others of the four pole type. Note.—A, Magnet yoke ; B, Magnet and field piece ; C, Pole piece ; D,Zinc field piece ; E, Armature ; F, Commutator ; I, Quadrant;…
Hydraulic machinery · Pumping machinery
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