Willis Straight Line Meter, 1907-1919
01
Artifact Overview
Wattmeters are used to test and measure electric power. Their development and design improvements grew as electric power generation expanded in the late 19th- and early-20th centuries. The Willis Electric Meter Company sold this commutator-type wattmeter in the early 1900s. It was manufactured by the Federal Electric Company of Chicago, Illinois.
Artifact Details
Artifact
Meter (Measuring device)
Date Made
1907-1919
Place of Creation
Creator Notes
Manufactured by Wllis Electric Meter Company and distributed by Federal Electric Company, Chicago, Illinois.
Location
Not on exhibit to the public.
Object ID
43.141.31
Credit
From the Collections of The Henry Ford. Gift of Consumers Power Company.
Material
Glass (Material)
Metal
Color
Black (Color)
Gold (Color)
Silver (Color)
Dimensions
Height: 9.25 in
Width: 5.75 in
Length: 5.875 in
Inscriptions
In raised letters on glass:
WILLIS STRAIGHT LINE METER/ MANUFACTURED BY/ WILLIS ELECTRIC METER CO/ CHICAGO/ FEDERAL ELECTRIC COMPANY. CHICAGO, ILL./ SOLE DISTRIBUTERS U.S.A.
on plate:
PROTECTED BY THE FOLLOWING PATENTS/ APR. 4, 1899 /[...] / NOV. 19, 1907./ OTHER APPLICATIONS FOREIGN & UNITED STATES PENDING/ 110 VOLTS 5 AMPS
on readout:
KILOWATT HOURS/ 5233
on terminal box:
3567
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