Curtain
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1991.0472.003
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- OBJECT TYPE
- N/A
- DATE
- 1958
- ARTIFACT NUMBER
- 1991.0472.003
- MANUFACTURER
- Unknown
- MODEL
- Unknown
- LOCATION
- Unknown
More Information
General Information
- Serial #
- N/A
- Part Number
- 3
- Total Parts
- 3
- AKA
- N/A
- Patents
- N/A
- General Description
- Synthetic curtain
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 153.0 cm
- Width
- 84.0 cm
- Height
- 1.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Energy-electric
- Category
- Regulation & transformation
- Sub-Category
- N/A
Manufacturer
- AKA
- Unknown
- Country
- Unknown
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- C.1958-1975
- Canada
-
TYPE SAMPLE OF APPARATUS THAT WAS USED AT A UNIVERSITY IN ENGINEERING STUDIES - Function
-
Likely used as a safety screen against the light of the rectifier bulb when the cabinet door was open. - Technical
-
EXTENSIVE USE WAS MADE OF MERCURY ARC RECTIFIERS IN SUBSTATIONS THROUGHOUT CANADA FROM 1920 TO MID 1960. IT HAS HIGHER RELIABILITY & EASE OF MAINTENANCE THAN MECHANICAL RECTIFIERS AS WELL AS BEING SIMPLER TO OPERATE. IT WAS REPLACED BY THE SILICON RECTIFIER IN THE 1960'S. [REF.2] - Area Notes
-
Unknown
Details
- Markings
- None apparent
- Missing
- APPEARS COMPLETE
- Finish
- Dark, translucent green curtain.
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Unknown Manufacturer, Curtain, circa 1958, Artifact no. 1991.0472, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1991.0472.003/
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