John Haworth Hydraulic Turbine, 1878, Patent Model
date: label: date made
content: 1878
label: patent date
content: 1878-04-30
name: label: maker
content: Haworth, John
notes: label: Description
content: This model was submitted to the U.S. Patent Office with the application for the patent issued to John Haworth, of Philadelphia, Pennsylvania, April 30, 1878, no. 203035.
label: Description
content: The model represents a water motor having a vertical cylindrical water chute, within the lower end of which a small parallel-flow reaction turbine wheel is located. The wheel is carried on a shaft end to carry a worm gear from which the power of the motor is supplied. The motor is designed to operate a sewing machine, and the drive shaft carries a 2-bladed propeller fan for fanning the machine operator.
label: Description
content: Motors of this type operating from the faucet pressure of city water systems were in use through the early 20th century. Their use was discontinued with the development of the small electric motor, cheap electric current, and the practice of installing individual meters in municipal water systems.
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: Pennsylvania
setName: label: See more items in
content: Work and Industry: Mechanical and Civil Engineering
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content: Bulletin 173
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content: Engineering, Building, and Architecture
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content: Work
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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: MC.309203
label: catalog number
content: 309203
label: accession number
content: 89797
label: patent number
content: 203,035
objectType: label: Object Name
content: turbine, hydraulic
label: Object Type
content: Patent Model
physicalDescription: label: Physical Description
content: brass (overall material)
label: Measurements
content: overall-from catalog card: 6 in x 12 in; 15.24 cm x 30.48 cm
label: Measurements
content: overall: 3 in x 5 7/8 in x 11 3/4 in; 7.62 cm x 14.9225 cm x 29.845 cm