Roofing Machine Patent Model
date: label: date made
content: 1878
label: patent date
content: 1878-11-12
name: label: inventor
content: Belt, William
notes: label: Description
content: This is a patent model (US209747A) of a machine for making sheet-metal roofing. It was invented by William S. Belt of Mount Washington, Ohio and was patented on November 12, 1878.
label: Description
content: The machine consists of a bedplate with two grooves and a vertically moving crimping bar driven by toggle-levers and eccentric cams. A sheet-metal plate is laid on the bed so its edge rests over the rear groove, then the bar descends to press it into the groove; the plate is then reversed, the first crimp resting in the front groove, while the opposite edge is crimped in the same way.
label: Location
content: Currently not on view
place: label: place made
content: United States: Ohio, Dola
label: associated place
content: United States: Ohio, Cincinnati
setName: label: See more items in
content: Work and Industry: Mechanical and Civil Engineering
creditLine: label: Credit Line
content: O. Rundle Gilbert
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MC.336673
label: catalog number
content: 336673
label: patent number
content: 209,747
label: accession number
content: 1978.0823
objectType: label: Object Name
content: patent model, roofing machine, sheet metal
physicalDescription: label: Measurements
content: overall - from catalog card: 3 3/4 in x 2 1/4 in x 7 3/4 in; 9.525 cm x 5.715 cm x 19.685 cm
label: Measurements
content: overall: 3 5/8 in x 7 1/2 in x 3 1/8 in; 9.2075 cm x 19.05 cm x 7.9375 cm