3 Sheets-Sheet 1.
(No Model.)
N. TESLA. SYSTEM OF ELEOTRIOAL DISTRIBUTION.
No. 390,413.
WITNESSES: ~~fa:4Z~r
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Patented Oot. 2, 1888,
INVENTOR
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3 Sheets-Sheet 2.
(No Model.)
N. TESLA. SYSTEM OF ELEOTRICAL DISTRIBUTION .
. No. 390,413.
WITNESSES: ~;t'1cx.el., ~rJ
~t;~~~.
Patented Oot. 2, 1888.
INVENTOR
1JiJ(~9~ BY
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~~~t;T~ ATTORNEYS,
(No Model.)
3 Sheets-Sheet 3.
N. TESLA. SYSTEM OF ELECTRIOAL DISTRIBUTION.
No. 390,413.
Patented Oot. 2, 1888 .
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WITNESSES: Jt~~~
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'UNITED STATES PATENT NIROIJA TESLA, OF
REW~
YORK, N. Y., ASSIGNOR TO THE 'rESLA ELEOTRIC
. COMPANY, OF SAiVIE PLAOE.
SYSTEM OF ELECTRICAL DISTRIBUTION, SPECIFICATION forming part of Letters Patent No. 390,413, dated Octo::'er 2, 1888. Applic.at.ion fileil April 10, 1888. Serln! No. 270.137.
(No mo,le'.)
To all wn01n ,it may ooncen'l-: invention. Fig. 2 is it lliagi'amof the flyStCIll Be it known that I, Nm:oLA TEsLA, a sub· as it is usea in operating motors ol'co!1verters, ,iect of the Brnperol' of Aust.ria, from Smiljan, or both, in parallel or multiple arc. Fig. 3 Lika, border cOlllltry of Austria-Hnngary, r(~· illustrates diagrammatically tlie manner o[ 5 siding in tlle city, county, and State of NeW operating two or more motors or convnrtel's,or 55 York, have invented certain new and useful both, in series. Iniprovements in Systems. of Electrical DisIt is obvioUi:l that for purposes of this invcntribution, of which the following is a specifi- tion motors or transformers,which may be all cation, reference being had to the drawings ac- designated as "converters," are the same, and 10 companying and forming a part of the same. that either or both may be operated by the 60 In .previous applications for patents made same system or arrangement of circuits. by me I have shown and described electrical l1eferring to Fig. 1, A A designate the pole~ systems for the translllission of power and the of tbe field-lUf!,g:::et£ of an alternating'{mrrent conversion and distribution of electrical en- genemtor, the armature of which, being in J.5 ergy, in whicb the motors'and the transformers this case cylindrical in form and mounted 01) a 65 contain two or more coils or sets of coils, which shaft,O, is wound longitudinally with coils B were £onntct£d up iLl indepenuent circuits B', 'l'he shaft C carries three insulated, conwith £orresponding coils of an alternating-eur- tact-rings, abc, to two of w'hic'h,a'S b 0, one Tent generator, the operation of the system be- terminal of each coil, as ed, is cODnected. The 20 iug brought ahout by the co·operatiol1of the I enaining terminals, j g, at'e Qotl:J, connected, 70 alternating currents in the independent cir- to the third ring; (L. cuits in progressively moving or shirting the A motor in this case. is shown as aolUpOStu poles or pointsofmaxirnnm magnetic eff'ect of of a ring, II, wonnd with four coila, I I J J, the motors or converters. In these systems, electrically counected, so as to co·operate in 25 as I have described them, two independent pairs;wjth a tendency to fix the poles of the 75 conductors were employed for each of the ring at fonr point.s ninety degrees apart. indep
