Patent Model of a Flatbed Cylinder Perfecting Press: Set-off Web
date: label: date made
content: ca 1876
label: patent date
content: 1876-03-21
name: label: maker
content: Cottrell, Calvert B.
notes: label: Description (Brief)
content: This patent model demonstrates an invention for a flatbed cylinder perfecting press which was granted patent number 175036. The patent dealt with perfecting presses in which the first side of a sheet was printed from type on a cylinder, and the second from a flat form. Normally slip sheets were used in such presses. This invention replaced the slip sheets with a length of tympan paper stretched between rollers, a new section being wound out for every impression. The invention was widely adopted.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Graphic Arts
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content: Patent Models, Graphic Arts
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content: Work
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content: Communications
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content: Industry & Manufacturing
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content: Patent Models
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: GA.89797.175036
label: accession number
content: 089797
label: patent number
content: 175036
label: catalog number
content: GA*89797.175036
objectType: label: Object Name
content: patent model: press, flatbed cylinder printing
label: Object Name
content: press, flatbed cylinder printing
label: Object Type
content: Patent Model
physicalDescription: label: Physical Description
content: metal (overall material)
label: Physical Description
content: wood (overall material)
label: Measurements
content: overall: 16.1 cm x 21 cm x 12.5 cm; 6 5/16 in x 8 1/4 in x 4 15/16 in