Lamp bulb, incandescent

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Ingenium, 1992.2906.001
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OBJECT TYPE
carbon/vacuum/110V/32CP/straight/tipped/skirted
DATE
1910–1920
ARTIFACT NUMBER
1992.2906.001
MANUFACTURER
Canadian General Electric
MODEL
Unknown
LOCATION
Canada

More Information


General Information

Serial #
N/A
Part Number
1
Total Parts
1
AKA
N/A
Patents
N/A
General Description
Glass bulb/ metal base and parts/ carbon filament/ ceramic parts

Dimensions

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

Length
17.4 cm
Width
N/A
Height
N/A
Thickness
N/A
Weight
N/A
Diameter
7.9 cm
Volume
N/A

Lexicon

Group
Lighting Technology
Category
Lamp bulbs
Sub-Category
N/A

Manufacturer

AKA
General Electric
Country
Canada
State/Province
Unknown
City
Unknown

Context

Country
Canada
State/Province
Unknown
Period
circa 1910+
Canada
An example of a lamp bulb made and used in Canada, part of a large and varied collection of over 7500 electrical items acquired and documented by Ontario Hydro in the 1960s. The collection was thought to be the largest and most comprehensive of its kind in Canada and was donated to the Canada Science and Technology Museum in 1992
Function
A device used to provide light by means of an electric current which heats up a carbon filament inside the lamp bulb to incandescence.
Technical
An example of a "GEM" lamp. This lamp was made for 110 volt service and was put on the market in 1905. In 1909, the filament was changed to a single loop filament like that of the carbon lamp.
Area Notes
Unknown

Details

Markings
Indented lettering on base reads 'Patented/ Nov. 8. 1904/ Nov.22. 1904'
Missing
Appears complete
Finish
Colourless transparent glass/ gold coloured base/ metallic parts/ black ceramic
Decoration
N/A

CITE THIS OBJECT

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

Canadian General Electric, Lamp bulb, incandescent, circa 1910–1920, Artifact no. 1992.2906, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1992.2906.001/

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