The inventions, researches and writings of Nikola Tesla : with special reference to his work in polyphase currents and high potential lighting (1894)
Martin, Thomas C, Tesla, Nikola · The Electrical Engineer · leaf 100
ed with four ( more or less ) long cores e , around which is a space to receive the coil and an equal number of short projections e to receive the coils of the resistance - circuit . The plates are generally annular in shape , having an open space in the centre for receiving the armature g , which… … Fig . 66 . Fig . 6o . reason of the relative sizes and disposition of the cores and coils the magnetic effect of the poles e and f upon the armature closely approximate . An important result secured by the construction shown here is that these coils which are designed to have the higher self -…
e-rara · Eisenbibliothek Schlatt · No known copyright restrictions. Free to use for anything.
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer02inte-345-194.webp)
