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 1194
witha resultant heating of the armature. This objectionable fea-ture is to a great extent overcome in the drum winding.Less wire therefore has to be used on a drum-wound arma- Armature Winding 1165 ture^ other conditions being equal^ than on a ring-woundarmature of the same capacity, and the… … Fig. 516 ture. A simple case of drum winding is shown in Pig. 516.There are 12 conductors on the armature face, and 6 com-mutator segments. Suppose we take a wire and connect itI to segment a of the commutator. Now start to wind aroundthe armature, passing along 1 to the rear and returning byway of…
![An illustration from Vnderweysung der Messung : mit dem Zirkel vn[d] Richtscheyt in Linien, Ebnen vnnd gantzen Corporen (1525)](https://img.insideoutlibrary.com/img/200/ia-vnderweysungderm00drer-23-34.webp)
