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 311
puttingout the arc. In Fig. 34 the blow-out has been moved up out ofplace in order to show the con-tacts clearly. The type of contactor knownas the magnetic lockout switch isshown in Fig. 35. The upper coiltends to close the switch, and thelower coil to hold it open. Onhigh currents the pull on the…
Electric motors · Electric transformers · Electromagnets · Induction coils
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