Bell direct current generator, patent #181,553
date: label: Date made
content: 1876
name: label: maker
content: Bell, Alexander Graham
notes: label: Description (Brief)
content: Patent model for Bell DC generator, 1876. Magnetized octagon steel bar 7.5" long with revolving wheel. Contact springs in center of bar. Two binding posts. See US Patent 181553, Generating Electrical Currents, issued to Alexander Graham Bell on 29 August 1876. Patent Claim: The method of inducing an electrical current in a closed circuit by rotation of a permanent magnet or other body capable of inductive action, involved in the circuit.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.252603
label: catalog number
content: 252603
label: accession number
content: 49064
label: patent number
content: 181553
objectType: label: Object Name
content: electrical generator
label: Object Name
content: generator
physicalDescription: label: Measurements
content: overall: 3 3/4 in x 8 1/2 in x 3 in; 9.525 cm x 21.59 cm x 7.62 cm