Miner’s Safety Lamp Patent Model

Description (Brief)
This safety lamp is a patent model constructed by Joseph Defossez of Paris, France that received patent number 36,341 on September 2, 1862. In his patent filing, Defossez claimed as his invention “the pneumatic locking device in combination with the oil reservoir, top plate, and chimney” constructed to avoid the risk of mining explosions.
Location
Currently not on view
patent date
09-02-1862
Measurements
overall: 12 in x 4 in x 4 in; 30.48 cm x 10.16 cm x 10.16 cm
ID Number
AG.MHI-MN-9741
catalog number
MHI-MN-9741
accession number
088881
patent number
036341
See more items in
Work and Industry: Mining
Work
Industry & Manufacturing
Natural Resources
Mining Lamps
Data Source
National Museum of American History