Edison General Electric 6kw direct current motor

Description (Brief):

Nameplates read: "Edison General Electric Co. / Schenectady Works / 6 Kilo Watt / Voltage 125 No. 1035"; and "Edison System / Patented / Dec. 23, 1879. Aug. 22, 1882 / Sept. 19, 1882, Oct. 10, 1882." A 6 kilowatt dc motor with two circular field magnets with curved pole pieces arranged vertically. The armature rotates below the field magnet axis, and contains the common segmented commutator with carbon brushes and adjustable rocker arm. Brushes are close-spaced carbon type with four clamper-type holders. One clamp appears to be bent. A rocker arm switch assembly with associated field and commutator voltage terminals mounted on top a wooden crosspiece. Armature insulation worn. Reference: Instructions for Installing and Operating Bi-Polar Generators for Incandescent Lighting (Schenectady: General Electric Co.,1894). The generator's construction appears identical to the motor's. See picture of factoryproducing these machines in J. W. Hammond, Men and Volts., page 166.

Date Made: ca 1891

Associated Person: Edison, Thomas AlvaMaker: Edison General Electric Company

See more items in: Work and Industry: Electricity

Exhibition: Lighting a Revolution

Exhibition Location: National Museum of American History

Credit Line: from Brown University, Div. of Engineering thru George M. Smith

Data Source: National Museum of American History

Id Number: EM.319260Catalog Number: 319260Accession Number: 235101

Object Name: Motorelectric motorOther Terms: Motor; Motors and Generators

Measurements: overall: 34 in x 21 in x 40 in; 86.36 cm x 53.34 cm x 101.6 cm

Guid: http://n2t.net/ark:/65665/ng49ca746ab-db82-704b-e053-15f76fa0b4fa

Record Id: nmah_712875

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