[N317009], Technical Note, Thomas Alva Edison, April 4th, 1886

Item

Abstract

[paired entry; see N315009] p.9 "I propose to rotate the cotton picker spindles by a blast of air acting on a whel like [sturtevant?] blower-- The direction being reversible as the spindle goes up or down Towards the plant (drawing) Multiple armatures, each armature wound complete in regular way commutator 1st block to wire to first armature 2nd block to " "[ditto: wire to] 2nd armature & so on"; p. 11 "On the filiment of carbon coated with Silica etc. The thickened ends can be freed from the coating by immersing in an acid-- Hydrofluric, Sulph'c etc but this need not be originally coated of each one done by hand separately. The increase in the number of candles per horsepower with white radiating surface will be greatly increased Make a 1/10 MF Condenser (parafine) in form cylinder also one exactly same capacity or near test both outside then enclose one in Vacuum-- see if vacuum increases capacity or sharpness

Date

1886-04-04

Decade

1880-1889

Identifier

N317009

Folder Set

N317

Title

[N317009], Technical Note, Thomas Alva Edison, April 4th, 1886

Microfilm ID

43:7

Publisher

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