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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