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Patent Model for a Typecasting Machine
From the collection of National Museum of American History. Free to download, adapt and use — no permission needed.
About this work
This patent model demonstrates an invention for a typecasting machine which was granted patent number 3324. The patent details improvements to David Bruce's earlier pivotal typecaster, specifically, adjustable parts to the mold, a method of opening the mold and tilting the matrix and the piston to force metal into the mold.
National Museum of American History’s own descriptionSubjects
Credit linePatent Model for a Typecasting Machine. 1843. Bruce, Jr., David. National Museum of American History. CC0.
