Milk Boiler Patent Model
date: label: patent date
content: 1876-08-29
name: label: inventor
content: Kinsman, John H.
notes: label: Description
content: Full-size patent model (U.S. Patent No. 181,687) of a milk boiler to prevent milk from boiling over, made by John H. Kinsman of Salem, MA, and patented on August 29, 1876. Consists of two, shallow, wide-necked, funnel-like pieces - one with a row of large cutout circles and the other serrated or notched with semicircles along its rim - that friction fit together at their necks, the perforated one at top and the notched one at bottom, to form one unit to be placed in a boiler or pot. Both pieces made in two parts with soft-soldered lapped seams. Tinned interiors. No marks. Darkened paper tags tied through the two pieces with red or purple (faded) wove ribbon and white string are printed and handwritten with patent information.
label: Location
content: Currently not on view
place: label: place made
content: United States: Massachusetts, Salem
label: associated place
content: United States: Massachusetts, Salem
setName: label: See more items in
content: Home and Community Life: Domestic Life
label: See more items in
content: Domestic Furnishings
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: DL.251417
label: catalog number
content: 251417
label: patent number
content: 181,687
label: accession number
content: 48890
objectType: label: Object Name
content: boiler, milk
label: Object Type
content: Patent Model
physicalDescription: label: Physical Description
content: iron (overall material)
label: Physical Description
content: tin (overall material)
label: Measurements
content: overall: 2 1/4 in x 5 5/8 in; 5.715 cm x 14.2875 cm