Lamp bulb, incandescent

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OBJECT TYPE: TUNGSTEN/VACUUM/25W/115V/STRAIGHT/SCREW
DATE: 1910–1914
ARTIFACT NUMBER: 1992.0830.001

MANUFACTURER: Westinghouse Electric & Mfg. Co.
MODEL: Unknown
LOCATION: United States of America

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 2
AKA: N/A
Patents: N/A
General Description: TUNGSTEN FILAMENT/ GLASS BULB, BUTTON & STEM/ BRASS BASE/ DUMET LEADS THROUGH SEAL/ NICKEL LEADS/ MOLYBDENUM WIRE SUPPORTS/ FIBER LEADS SEPARATOR

Dimensions

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

Length: 12.9 cm
Width: 6.0 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: Westinghouse
Country: United States of America
State/Province: Unknown
City: Unknown

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: Unknown
Function: LIGHTING/ GENERAL
Technical: Unknown
Area Notes: Unknown

Details

Markings: STAMPED ONTO BULBS IS: 'WESTINGHOUSE MAZDA'/ STAMPED INTO BASES ABOVE BLACK CONTACT RING IS: 'PAT.NOV.8.1904'/ HANDWRITTEN IN BLACK INK ON STEMS IS: '23/25'/ ALL ABOVE INFO PERTAINS TO BOTH LAMPS
Missing: N/A
Finish: BULB IS 2/3 OF CLEAR GLASS & 1/3, THE BOWL, IS FROSTED/ BRASS COLOURED BASE/ BLACK CONTACT RING/ FILAMENT CONSISTS OF FIVE LOOPS SUPPORTED AT TOP BY FIVE & AT BOTTOM BY FOUR WIRE SUPPORTS/ WHITE LEADS SEPARATOR
Decoration: N/A

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

Westinghouse Electric & Mfg. Co., Lamp bulb, incandescent, circa 1910–1914, Artifact no. 1992.0830, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1992.0830.001/

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