Relay

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Ingenium, 1969.1340.001
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OBJECT TYPE: QUICK ADJUSTMENT/CALL BOX
DATE: 1924
ARTIFACT NUMBER: 1969.1340.001

MANUFACTURER: POSTAL TELEGRAPH CO.
MODEL: Unknown
LOCATION: Unknown

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: SLATE BASE/ CAST IRON SURBASE/ BRASS/ IRON ARMATURE/ METAL/ MAGNETS/ RUBBER/ WIRE.

Dimensions

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

Length: 19.4 cm
Width: 9.2 cm
Height: 8.5 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Communications
Category: Telegraphy
Sub-Category: N/A

Manufacturer

AKA: POSTAL
Country: Unknown
State/Province: Unknown
City: Unknown

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: Unknown
Function: A DEVICE WHICH OPENS OR CLOSES AN AUXILIARY CIRCUIT UNDER PREDETERMINED ELECTRICAL CONDITIONS IN THE MAIN CIRCUIT. IT ENABLES A WEAK CURRENT TO BE STRONGER.
Technical: IMPROVED THE QUALITY & CAPACITY OF TELEGRAPH COMMUNICATION.
Area Notes: Unknown

Details

Markings: INCISED ON BASE: `75/ POSTAL TEL. CO.'/ RAISED ON BASE FRONT:`NO. 106 RELAY/ POSTAL SHOP'/ `191' SCRATCHED TWICE INTO BOTTOM.
Missing: EXTENSION ARMATURE FOR TENSION SPRING. From CA of 08/12/1996 by Kevin Machan: Yes - Missing: back electromagnet fastening bolt.
Finish: BLACK ENAMELLED SURBASE & ARMATURE/ COPPER TONED FRAME & POSTS/ LACQUERED BRASS/ SLATE BASE PAINTED BLACK.
Decoration: N/A

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

POSTAL TELEGRAPH CO., Relay, circa 1924, Artifact no. 1969.1340, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1969.1340.001/

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