Name/Title
Patent Drawing for an Electric Lamp by Lewis H. Latimer (1886)Description
This is a detailed patent drawing of an electric lamp, designed by Lewis Howard Latimer in 1886. The image showcases a technical illustration of a lightbulb and its socket, along with multiple detailed views labeled Fig. I, II, III, IV, and V. The drawing provides an intricate breakdown of the lamp’s structure, including its filament, electrical connections, and mechanical components. The document is signed by L. H. Latimer and includes the date 1886 at the bottom. Although Latimer made this drawing in the form of a patent application sheet, he never did patent this design.Context
Lewis H. Latimer was a pivotal figure in the advancement of electric lighting technology. While working with Thomas Edison and Alexander Graham Bell, he played a crucial role in refining the carbon filament for lightbulbs, making them more durable and commercially viable.Collection
The Lewis H. Latimer Papers (1870-1929, 1972) [QPL Subgroup], Latimer Family Papers (1870-1996 ) [QPL Full Collection]Inscription/Signature/Marks
Transcription
"Fig. I" (Main illustration of the electric lamp)
"Fig. II" (Sectional view of the socket)
"Fig. III" (Bottom view of the socket mechanism)
"Fig. IV" (Side component of the lamp)
"Fig. V" (Electrical connection detail)
"Witnesses." (Lower left corner)
"Inventor." (Lower right corner)
"L. H. Latimer." (Signature)
"1886." (Date)