Electrodynamometer

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Ingenium, 1992.2427.001
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OBJECT TYPE
N/A
DATE
1899–1903
ARTIFACT NUMBER
1992.2427.001
MANUFACTURER
Leeds, M.E. & Co.
MODEL
Unknown
LOCATION
Philadelphia, Pennsylvania, United States of America

More Information


General Information

Serial #
1744
Part Number
1
Total Parts
1
AKA
N/A
Patents
N/A
General Description
WOOD BASE & SUPPORTS/ NON-FERROUS METAL MECHANISM, SCALE & PARTS/ SYTHETIC PLATE

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length
20.8 cm
Width
20.3 cm
Height
33.5 cm
Thickness
N/A
Weight
N/A
Diameter
N/A
Volume
N/A

Lexicon

Group
Energy-electric
Category
Measurement
Sub-Category
N/A

Manufacturer

AKA
Leeds
Country
United States of America
State/Province
Pennsylvania
City
Philadelphia

Context

Country
Canada
State/Province
Ontario
Period
Unknown
Canada
PART OF LARGE & VARIED COLLECTION OF OVER 7500 ELECTRICAL ITEMS ACQUIRED & DOCUMENTED BY ONTARIO HYDRO IN 1960S. COLLECTION WAS THOUGHT TO BE LARGEST & MOST COMPREHENSIVE IN CANADA & WAS DONATED TO NMST IN 1992.
Function
ELECTRODYNAMOMETER IS INSTRUMENT USED FOR MEASURING ELECTRIC POWER.
Technical
SIEMENS ELECTRODYNAMOMETER WAS DEVELOPED BY GERMAN WERNER VON SIEMENS IN 1880 TO MEASURE POWERDISSIPATED IN ELECTRICAL LOAD. IN 1899 MORRIS LEEDS (1869-1952) FOUNDED FIRM OF MORRIS E. LEED'S & CO. TO MFR. ELECTRICAL INSTRUMENTS. IN 1899 HE JOINED EDWIN F. NORTHRUP IN FORMING THE PHILADELPHIA FIRM OF LEEDS & NORTHRUP CO.
Area Notes
Unknown

Details

Markings
BLACK LETTERING ON WHITE PLATE READS "M.E. LEEDS/ SCIENTIFIC INSTRUMENTS/ PHILADELPHIA/ THE WHITEHEAD & HOAG CO., NEWARK, N.J."/ INCISED "1744" ON BASE
Missing
UNKNOWN - APPEARS COMPLETE
Finish
WOOD STAINED BROWN & COATED/ GOLD COLOURED & BLAQCK PAINTED METAL/ BLACK SCALE
Decoration
N/A

CITE THIS OBJECT

If you choose to share our information about this collection object, please cite:

Leeds, M.E. & Co., Electrodynamometer, between 1899–1903, Artifact no. 1992.2427, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1992.2427.001/

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