The elements of dynamic electricity and magnetism (1903)
Atkinson, Philip. [from old catalog] · New York, D. Van Nostrand company · leaf 204
Fig. 79- of construction, the principal features of which havebeen adopted by several machines of this class. Fig. 79 is a sectional view of the machine, as seenfrom the end of the armature shaft, representing i6 THE DYNAMO AND MOTOR. 187 field-magnets attached radially to a circular frame,… … Fig. 80.view of one of the field-magnets being given below, andthat of a core above. Mounted on the shaft at the leftof the armature is the collector, composed of two copperrings, insulated from each other, on each of which a 188 DYNAMIC ELECTRICITY AND MAGNETISM. brush, connected with a separate…
Electricity · Magnetism
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