International Library of Technology · Scranton, International Textbook Co. · leaf 456
s, as indicated in Fig. 1170, which gives a windingin which i= 10 and w = 20; the back pitch = +7 and thefront pitch = — 5. In the position represented injthis figure the coil formed 1988 APPLIED ELECTRICITY. of conductors 1 and 8 is short-circuited by the -fbrush, andthat formed of conductors 18… … Fig. 1170.conductors in which the armature current is flowing. Thisresults in causing the short-circuited coils to lie on the edgeof, or even in, the magnetic field, unless the width of thefield is made smaller than has been represented. 3147. This form of winding, where the back pitch is/^rj-i-…
Electrical engineering
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