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.
Currently not on view
Object Name
lamp, safety, mining
mining lamp
patent date
overall: 12 in x 4 in x 4 in; 30.48 cm x 10.16 cm x 10.16 cm
ID Number
catalog number
accession number
patent number
Industry & Manufacturing
Natural Resources
Mining Lamps
See more items in
Work and Industry: Mining
Mining Lamps
Data Source
National Museum of American History, Kenneth E. Behring Center

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