Small motors, transformers, electromagnets; a practical presentation of design and construction data for small motors, small low- and high-tension transformers, electromagnets, and induction coils (1920)

Stoller, Hugh Montgomery, Austin, F. E. (Frank Eugene), 1873-, Seeger, Edwin Wilbur, 1892- joint author, American Technical Society · Chicago, American Technical Society · leaf 20

An illustration from Small motors, transformers, electromagnets; a practical presentation of design and construction data for small motors, small low- and high-tension transformers, electromagnets, and induction coils, 1920, leaf 20 — rame 264, Direct-Current Motor are flexible and may be forced over the pole tips. A soft-iron stripis inserted through the semicircular space back of the pole andthe ends bent up to retain the field coil. Another niethod of field construction (see Fig. 37), employsa thick soft-steel tube, the ends…

Electric motors · Electric transformers · Electromagnets · Induction coils

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Small motors, transformers, electromagnets; a practical presentation of design and construction data for small motors, small low- and high-tension transformers, electromagnets, and induction coils (1920)

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