Analog Computing Component - Shock Absorber
date: label: date made
content: ca 1920-1955
name: label: maker
content: Ford Instrument Company
notes: label: Description
content: This steel shock absorber was manufactured by Ford Instrument Company as “a spring relief device to prevent gearing damage due to sudden starting loads” in its analog computing instruments. It was “generally used on Intermittent Drive.”
label: Description
content: A gear, a round disc, and a metal clamp are on a common shaft. The clamp holds a spring. A mark on the side of the clamp reads: A114. A mark on the top of it reads: 170648. A mark on the disc reads: 189262 2. A black mark on the other side of the disc reads: item 13.
label: Description
content: References:
label: Description
content: A.B. Clymer, "The Mechanical Analog Computers of Hannibal Ford and William Newell," <I>Annals of the History of Computing</I>, 15, #2, 1993, 19-34.
label: Description
content: Accession file.
label: Description
content: K.C. Epstein, <I>Analog Superpowers: How Twentieth Century Technology Theft Built the National Security State<I>, Chicago and London: University of Chicago Press, 2024.
label: Location
content: Currently not on view
place: label: place made
content: United States: New York, Queens, Long Island City
topic: label: Subject
content: Mathematics
setName: label: See more items in
content: Medicine and Science: Mathematics
creditLine: label: Credit Line
content: Ford Instrument Company, Division of Sperry Rand Corporation
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1982.0751.12
label: catalog number
content: 1982.0751.12
label: accession number
content: 1982.0751
objectType: label: Object Name
content: analog computing component
physicalDescription: label: Physical Description
content: steel (overall material)
label: Measurements
content: overall: 3.3 cm x 5.4 cm x 5.4 cm; 1 5/16 in x 2 1/8 in x 2 1/8 in