[N304031], Technical Note, Thomas Alva Edison, October 2nd, 1880

https://edisondigital.rutgers.edu/document/N304031

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Title

[N304031], Technical Note, Thomas Alva Edison, October 2nd, 1880

Editor's Notes

several pages dated 2 Oct include meter drawings; drawing labeled "building up ends" and another "impregnate the end of a loop with silver salt or leaf silver then bring to Incandescencve to make it melt & run in, try platinum also salts of ditto. The old plan or carbonizing by heat with salts these metals is N.G. Electrical Incan is the boss--"; drawing "wind a bobbbin for Dynamo with 4 distinct & separate layers & connect each with a commutator so 4 distinct separate ckts can be had from one machine-- 1 of these might be used for the field= or a single layer of wire could be [turned?] up in separate closed ckts each provided with a commutator"; drawing "Utilization for running the field of the little current at the neutral `point'"; drawings of double coil self regulator, auto pressure regulator, expansion meter

Date

1880-10-02

Folder/Volume ID

N304-F

Microfilm ID

41:1082

Document ID

N304031

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
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