Plug

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Ingenium, 1992.1978.001
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OBJECT TYPE
3 PRONG/TWIST LOCK/GROUNDED/W. CORD GRIP
DATE
1935–1960
ARTIFACT NUMBER
1992.1978.001
MANUFACTURER
Hubbell
MODEL
TWIST-LOCK
LOCATION
Unknown

More Information


General Information

Serial #
N/A
Part Number
1
Total Parts
1
AKA
N/A
Patents
N/A
General Description
METAL AND SYNTHETIC (?) COMPONENTS.

Dimensions

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

Length
4.8 cm
Width
4.8 cm
Height
6.0 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
Unknown
State/Province
Unknown
City
Unknown

Context

Country
Canada
State/Province
Unknown
Period
THIS TYPE OF PLUG USED C. 1935- 1960, AND POSSIBLY LATER.
Canada
PART OF A LARGE 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 & TECHNOLOGY IN 1992.
Function
TO CONNECT AN ELECTRICAL APPLIANCE TO A POWER SUPPLY.
Technical
EXAMPLE OF A TWIST-LOCK PLUG: THE PLUG PROPER TWISTS IN THE BASE, LOCKING THE TWO PARTS TOGETHER. THEY CANNOT BE SEPARATED UNTIL THE LOCKING RING IS MOVED TO THE RELEASE POSITION.
Area Notes
Unknown

Details

Markings
"TURN AND PULL/ PAT. 1679723- 1771729/ HUBBELL/ TWIST-LOCK" & "GR" incised on plug cap top; "GROUND" moulded in raised print on underside.
Missing
BASE (?)
Finish
Unknown
Decoration
N/A

CITE THIS OBJECT

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

Hubbell, Plug, between 1935–1960, Artifact no. 1992.1978, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1992.1978.001/

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