Motor & magneto set
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1992.2109.001
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- OBJECT TYPE
- DC/TELEPHONE RINGER
- DATE
- 1907–1930
- ARTIFACT NUMBER
- 1992.2109.001
- MANUFACTURER
- HOLTZER-CABOT ELECTRIC CO.
- MODEL
- Unknown
- LOCATION
- Boston, Massachusetts, United States of America
More Information
General Information
- Serial #
- 680789
- Part Number
- 1
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- .1 CAST-IRON, STEEL, COPPER AND POSSIBLY OTHER METAL MATERIALS OF CONSTRUCTION; FABRIC COVERING ON ELECTRICAL CORDS; SOME SYNTHETIC FITTINGS..2 MAGNETIZED STEEL, COPPER, CAST-IRON AND POSSIBLY OTHER METAL MATERIALS OF CONSTRUCTION. BOTH UNITS MOUNTED ON SLATE BASE.
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 58.5 cm
- Width
- 23.0 cm
- Height
- 30.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Energy-electric
- Category
- Conversion
- Sub-Category
- N/A
Manufacturer
- AKA
- HOLTZER CABOT
- Country
- United States of America
- State/Province
- Massachusetts
- City
- Boston
Context
- Country
- North America
- State/Province
- Unknown
- Period
- THIS TYPE OF MOTOR & DYNAMO SET USED IN EARLY 20TH C.
- Canada
-
Unknown - Function
-
TO PRODUCE AN ELECTRIC CURRENT, AND CONVERT ELECTRICAL INTO MECHANICAL ENERGY. THIS COMBINATION USED SPECIFICALLY TO PRODUCE AUDIBLE RINGING SOUND IN A SMALL TELEPHONE EXCHANGE. - Technical
-
THIS MOTOR & MAGNETO COMBINATION WOULD LIEKLY HAVE BEEN USED IN A SMALL TELEPHONE EXCHANGE BUILDING, TO PRODUCE AN AUDIBLE RINGING SOUND FOR UP TO APPROX. 1,000 TELEPHONES. (AS PER G. BLANCHETT,VOLUNTEER DOCUMENTALIST) EFFICIENT ARRANGEMENT, DELIVERING PULSATING & ALTERNATING CURRENT. (REF. 1) - Area Notes
-
Unknown
Details
- Markings
- .1 Plate on motor housing reads "DIRECT CURRENT MOTOR/ MADE IN U.S.A./ THE HOLTZER-CABOT ELECTRIC CO./ BOSTON-CHICAGO/ No. 680789 AMPS.5 H.P. 1/10/ R.P.M. 1150 WINDING SHUNT/ TIME CONT. TEMP. RISE 40"..2 Plate on magneto reads "THE HOLTZER-CABOT ELEC. CO./ BOSTON-CHICAGO/ U.S.A./ TYPE MSW R.P.M. 1150/ VOLTS 80 NO. 743113". Plate on top reads "CAUTION NEVER REMOVE/ ARMATURE OR MAGNETS". Incised on both oil reservoirs is "GITS BROS. MFG. CO./ CHI./ PAT."
- Missing
- UNKNOWN.
- Finish
- BLACK ENAMEL FINISH ON MOST EXTERIOR SURFACES OF.1 &.2. SLATE BASE HAS BLACK TOP; DARK GREY SIDES.
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
HOLTZER-CABOT ELECTRIC CO., Motor & magneto set, between 1907–1930, Artifact no. 1992.2109, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1992.2109.001/
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