Relay
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1978.0371.001
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- OBJECT TYPE
- LOCKING/2 SINGLE
- DATE
- 1920–1945
- ARTIFACT NUMBER
- 1978.0371.001
- MANUFACTURER
- SPHERE ELECTRIC INSTRUMENT CO. LTD.
- MODEL
- R15
- LOCATION
- London, England
More Information
General Information
- Serial #
- 125
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- WOOD BASE & COVER/ STEEL/ BRASS/ BAKELITE/ RUBBER/WIRE/ PAPER
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
- 13.6 cm
- Height
- 14.3 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Telegraphy
- Sub-Category
- N/A
Manufacturer
- AKA
- SPHERE
- Country
- England
- State/Province
- Unknown
- City
- London
Context
- Country
- Canada
- State/Province
- Unknown
- Period
- Unknown
- Canada
-
Unknown - Function
-
A DEVICE THAT OPENS OR CLOSES AN AUXILIARY CIRCUIT UNDER PREDETERMINED ELECTRICAL CONDITIONS. - Technical
-
IMPROVED THE QUALITY & ACCURACY OF COMMUNICATION - Area Notes
-
Unknown
Details
- Markings
- FRONT MANUFACTURER'S PLATE: 'LOCKING RELAY/ TYPE R17 SERIAL NO. 125/ SPHERE ELECTRIC INST: CO. LTD./ LONDON N.8.'/ LINE DIAGRAM OF RELAY SPECIFICATIONS PASTED TO INSIDEOF COVER/ APPLIED `7' TO FRONT RIGHT OF BASE & COVER
- Missing
- From CA of 08/13/1996 by Kevin Machan: Yes - Missing: two screws which fasten bottom cover to case.
- Finish
- VARNISHED & STAINED BASE & COVER/ LACQUERED BRASS/ SHELLACKED DIAGRAM/ SOME INTERNAL COMPONENTS PAINTED
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
SPHERE ELECTRIC INSTRUMENT CO. LTD., Relay, between 1920–1945, Artifact no. 1978.0371, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1978.0371.001/
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