Gear and Ring on Shaft from the Bush Differential Analyzer


This short brass piece holds a ring that rotates on ball bearings and a gear. A mark on the gear reads: 146335 5. A mark on the ring reads: FAFNIR S [. . .] K USA..

Parts of the Bush differential analyzer surviving at the Smithsonian have museum numbers MA.314824 and 1983.3002.01 through 1983.3002.89.

Date Made: ca 1930

Maker: Bush, Vannevar

Location: Currently not on view

Place Made: United States: Massachusetts, Cambridge

Subject: Mathematics


See more items in: Medicine and Science: Mathematics, Mechanical Integrators and Analyzers, Science & Mathematics


Exhibition Location:

Credit Line: Gift of Wayne State University, College of Liberal Arts, Computation Laboratory

Data Source: National Museum of American History

Id Number: 1983.3002.18Nonaccession Number: 1983.3002Catalog Number: 1983.3002.18

Object Name: Differential Analyzer ComponentOther Terms: Differential Analyzer Component; Gear And Ring On Shaft

Physical Description: metal (overall material)Measurements: overall: 4.3 cm x 8 cm x 4.3 cm; 1 11/16 in x 3 5/32 in x 1 11/16 in


Record Id: nmah_693249

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