Protector, drop
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1969.0348.001
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- OBJECT TYPE
- FUSED/CARBON BLOCK
- DATE
- 1930
- ARTIFACT NUMBER
- 1969.0348.001
- MANUFACTURER
- Unknown
- MODEL
- 11 CBB
- LOCATION
- Unknown
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- PORCELAIN, FIBRE TUBES, FUSEABLE MATERIAL IN TUBES, BRASS PROTECTIVE COVERING, BRASS CLIPS, CARBON BLOCKS, MISC. MOUNTING HARDWARE
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 19.5 cm
- Width
- 8.0 cm
- Height
- 6.5 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Telephony
- Sub-Category
- N/A
Manufacturer
- AKA
- Unknown
- Country
- Unknown
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- North America
- State/Province
- Unknown
- Period
- LATE 1800'S TO PRESENT WITH MINOR MODIFICATIONS
- Canada
-
Unknown - Function
-
USED AT THE ENTRANCE POINT OF A SUBSCRIBER TO BLOCK HIGH VOLTAGE CURRENT CAUSED BY LIGHTNING OR OTHER CAUSES FROM ENTERING THE PREMISES, THUS PROTECT THE TELEGRAPH/TELEPHON AND THE SUBSCRIBER FROM DAMAGE. THE BROWN TUBES ARE FUSES AND THE BRASS CAPPED MOUNTING CONTAINS CARBON BLOCKS THAT BREAK DOWN WHEN HIGH VOLTAGE IS APPLIED THUS GROUNDING THE CIRCUIT. - Technical
-
Unknown - Area Notes
-
Unknown
Details
- Markings
- 'L' ON SMALL BLOCK/ 'T' AND 'G' ON LARGE BLOCK/ 'L' FOR LINE, 'T' FOR TELEPHONE, 'G' FOR GROUND
- Missing
- N/A
- Finish
- NATURAL FINISH
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Unknown Manufacturer, Protector, drop, circa 1930, Artifact no. 1969.0348, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1969.0348.001/
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