Westinghouse Shallenberger Ampere-hour Meter, 1893-1897
01
Artifact Overview
Oliver B. Shallenberger, chief electrician at Westinghouse, invented the first successful AC ampere-hour meter in 1888. This meter measures the flow of electric current through a circuit. Early meters like this helped companies that supplied electricity to customers monitor usage and charge appropriate rates. Shallenberger's meter also paved the way for the acceptance of AC power distribution.
Artifact Details
Artifact
Meter (Measuring device)
Date Made
1893-1897
Place of Creation
Creator Notes
Manufactured by Westinghouse Electric Company, Pittsburgh, Pennsylvania, using the patents of O. B. (Oliver Blackburn) Shallenberger.
Location
Not on exhibit to the public.
Object ID
30.1904.1
Credit
From the Collections of The Henry Ford.
Material
Metal
Glass (Material)
Enamel (Fused coating)
Color
Black (Color)
White (Color)
Dimensions
Height: 11 in
Width: 6.5 in
Length: 7 in
Inscriptions
on readout:
WESTINGHOUSE ELECTRIC & MFG. CO./ PITTSBURGH PA. U.S.A./ SHALLENBERGER. METER. 10 AMPERES. NO. 107735/ PATENTED AUG. 14 ;88/ [...]/ JUNE 13 "93.
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