General Information

Serial #

N/A

Part Number

1

Total Parts

2

AKA

N/A

Patents

N/A

General Description

.1 METAL PLATE COVER; PORCELAIN ELECTRICAL HOUSING; PORTION OF FABRIC COVERED ELECTRICAL WIRES EXTEND FROM RECEPTACLE; SOME WAX PLUGS REMAIN OVER SCREW HEADS/.2 METAL CASING & PRONGS; PORCELAIN INTERIOR FITTINGS; RUBBER (?) INSULATION PADS AT BASE OF PRONGS. METAL OR SYNTHETIC RING LINES PLUG OPENING ON FRONT.

Dimensions

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

Length

11.5 cm

Width

7.0 cm

Height

7.0 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Energy-electric

Category

User site

Sub-Category

N/A

Manufacturer

AKA

HUBBELL

Country

United States of America

State/Province

Connecticut

City

Bridgeport

Context

Country

Canada

State/Province

Unknown

Period

THIS TYPE OF RECEPTACLE & PLUG USED C. 1914+

Canada

PART OF A LARGE & VARIED COLLECTION OF ELECTRICAL ITEMS ACQUIRED BY ONTARIO HYDRO IN THE 1960S. THIS COLLECTION CONSISTS OF OVER 7500 ARTIFACTS, AND IS THOUGHT TO BE THE LARGEST & MOST COMPREHENSIVE IN CANADA. IT WAS DONATED IN ITS ENTIRETY TO THE NATIONAL MUSEUM OF SCIENCE AND TECHNOLOGY IN 1992.

Function

PROVIDES A POINT AT WHICH POWER CAN BE DRAWN FROM A WIRING SYSTEM.

Technical

EXAMPLE OF A POLARITYPLUG, WHICH ENABLED THE GROUNDED PART OF AN ELECTRICAL DEVICE TO BE CONNECTED TO THE GROUNDED SIDE OF A RECEPTACLE. IT ALSO ILLUSTRATES THE DIFFICULTIES ASSOCIATED WITH THE VARIETY OF PLUG TYPES IN USE AT THIS TIME, BEFORE STANDARDIZATION. (REF. 1)

Area Notes

Unknown

Details

Markings

.1 "HARVEY HUBBELL INC./ BRIDGEPORT, CONN." stamped int back of switch plate cover. "HUBBELL" & "57" cast in porcelain receptacle back/.2 "HUBBELL" & "59" cast in back of porcelain housing of plug.

Missing

NONE.

Finish

BRASS COLOURED METAL PLATE COVER & CASING; PORCELAIN HOUSING.

Decoration

N/A