Magneto-electric machine

Magneto-electric machine

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Description (Brief)
No extant maker's markings. Stationary, double, compound horseshoe magnets, revolving armature, horizontal driving wheel and commutator, walnut base. Derrick supports two coils and an iron crank. Unit may have been used by Joseph Henry. Reference: American Journal of Science, vol. 48 (1844-45) pages 392-93. (Magnets look like Sexton machine illustrated in Silliman, Physics, (1869), page 632.
Object Name
generator
magneto generator
date made
1845
maker
Page, Charles Grafton
Measurements
overall: 8 1/2 in x 15 in x 7 3/4 in; 21.59 cm x 38.1 cm x 19.685 cm
ID Number
EM.181550
catalog number
181550
accession number
32407
Credit Line
From the Smithsonian Institution
See more items in
Work and Industry: Electricity
Exhibition
Lighting a Revolution
Exhibition Location
National Museum of American History
Data Source
National Museum of American History
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