Twentieth century hand-book for steam engineers and electricians with questions and answers; a practical non-technical treatise .. (1913)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & company · leaf 1153
Fig. 494 INDUCTION MOTOR WITH SQUIRREL CAGE ARMATURE motor complete. The rotary field referred to in the fore-going description should not be confounded with the re- … FiG. 495 SQUIRREL CAGE ARMATURE volving field. In the rotary field the rotary action is purelyelectrical, the poles simply rotating around the circle, therebeing no rotation of any part of the mechanism. But a re- Questions and Answers 1125 volving field is entirel}^ different. It revolves on an…
