Baker and Baldwin Rotary Steam Engine, Patent Model
date: label: date made
content: 1839
label: patent date
content: 1839-08-21
name: label: inventor
content: Baldwin, Samuel H.
label: inventor
content: Baker, William H.
notes: label: Description
content: This model was submitted to the U.S. Patent Office with the application for the patent issued to William H. Baker and Samuel H. Baldwin, of Cohoes, New York, August 21, 1839, no. 1295.
label: Description
content: This is an early example of a steam engine in which two cams turn together in a closed casing so that steam admitted to the casing will force apart abutments on the cams and cause the cams and the shafts on which they are mounted to turn. This engine may also be used as a pump.
label: Description
content: Reference:
label: Description
content: This description comes from the 1939 Catalog of the Mechanical Collections of the Division of Engineering United States Museum Bulletin 173 by Frank A. Taylor.
label: Location
content: Currently not on view
place: label: place made
content: United States: New York
label: associated place
content: United States: New York, Cohoes
setName: label: See more items in
content: Work and Industry: Mechanical and Civil Engineering
label: See more items in
content: Bulletin 173
label: See more items in
content: Engineering, Building, and Architecture
label: See more items in
content: Work
label: See more items in
content: Industry & Manufacturing
publisher: label: Related Publication
content: Frank A. Taylor. Catalog of the Mechanical Collections of the Division of Engineering United States National Museum, Bulletin 173
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: ER.308647
label: accession number
content: 89797
label: catalog number
content: 308647
label: patent number
content: 1,295
objectType: label: Object Name
content: steam engine, rotary, model
label: Object Name
content: patent model, engine, steam
label: Object Type
content: Patent Model
physicalDescription: label: Physical Description
content: iron (overall material)
label: Physical Description
content: brass (overall material)
label: Measurements
content: overall-from catalog card: 6 in x 8 in x 8 in; 15.24 cm x 20.32 cm x 20.32 cm
label: Measurements
content: overall: 5 1/2 in x 7 3/4 in x 7 3/4 in; 13.97 cm x 19.685 cm x 19.685 cm