Patent Model of a Type Breaker

Description (Brief)
This patent model demonstrates an invention for a type breaker which was assigned patent number 86968. This device broke the jets from the bodies of newly cast type and was intended to be attached to a typecasting machine. The patent was granted to Philip Heinrich, proprietor of the Ph. Heinrich type foundry in New York.
Currently not on view
Object Name
manufacture, type breakers
date made
ca 1869
patent date
Baer, Charles
Physical Description
metal (overall material)
wood (overall material)
overall: 31.5 cm x 22.8 cm x 22.5 cm; 12 3/8 in x 9 in x 8 7/8 in
ID Number
patent number
accession number
catalog number
Industry & Manufacturing
Patent Models, Graphic Arts
Patent Models
See more items in
Culture and the Arts: Graphic Arts
Patent Models
Patent Models, Graphic Arts
Data Source
National Museum of American History, Kenneth E. Behring Center

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