Lamp bulb, incandescent

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Ingenium, 1998.0319.001
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OBJECT TYPE: CARBON/VACUUM/EDISON SCREW/TIPPED
DATE: 1898–1915
ARTIFACT NUMBER: 1998.0319.001

MANUFACTURER: Unknown
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: METAL, INCLUDING CARBON, PLATINUM WIRES/ GLASS

Dimensions

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

Length: 11.0 cm
Width: 5.5 cm
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

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

Context

Country: Canada
State/Province: Ontario
Period: CIRCA 1898 +
Canada: TYPE OF LIGHT BULB USED IN ELECTRIC LUMINAIRE AT TURN OF 19TH C. IN UPPER & MIDDLE CLASS URBAN CANADIAN HOMES & BUSINESSES. FROM COLLECTION OF CONSUMERS' GAS OF TORONTO, INCORPORATED IN 1848 TO SUPPLY GAS LIGHTING TO TORONTO. BY 1880'S ELECTRICITYWAS BEING INTRODUCED IN CANADA & EVENTUALLY GAS LIGHTING DISAPPEARED.
Function: TO PROVIDE LIGHT BY MEANS OF ELECTRIC CURRENT WHICH HEATS UP CARBON FILAMENT INSIDE BULB TO INCANDESCENCE.
Technical: STARTING WITH EDISON LAMP IN 1879, INCANDESCENT LAMP WAS MADE WITH CARBON FILAMENT AS LUMINOUS BODY, WHICH WAS HEATED TO PRODUCE LIGHT; HOWEVER MUCH OF ENERGY WAS LOST AS HEAT. IN 1905 TUNGSTEN FILAMENT WAS INTRODUCED TO IMPROVE BRIGHTNESS, BUT WAS FRAGILE. IN 1908 DUCTILE TUNGSTEN FILAMENT APPEARED; IT COULD BE HEATED TO TEMPERATURES, GAVE WHITER LIGHT, & HAD LONGER LIFE.
Area Notes: Unknown

Details

Markings: NONE
Missing: COMPLETE
Finish: COLOURLESS TRANSPARENT BULB/ FINISH ON BASE OBSCURED
Decoration: N/A

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

Unknown Manufacturer, Lamp bulb, incandescent, between 1898–1915, Artifact no. 1998.0319, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1998.0319.001/

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