Incomplete Frontlash Unit from the Bush Differential Analyzer

Object Details

Bush, Vannevar

Description

This steel shaft has a steel cylinder next to a thin rotating brass drum. A friction band goes around the drum. The central gear train is missing. There is then a brass disc fixed to the shaft and a brass end piece that fits over the shaft and has an internal gear. The disc and end piece are marked: 5. This is part of a frontlash unit.

Compare to 1983.3002.04, 1983.3002.10., and 1983,3002.11.

Location

Currently not on view

Credit Line

Gift of Wayne State University, College of Liberal Arts, Computation Laboratory

ca 1930

ID Number

1983.3002.09

nonaccession number

1983.3002

catalog number

1983.3002.09

Object Name

Differential Analyzer Component

Other Terms

Differential Analyzer Component; Frontlash Unit

Physical Description

steel (overall material)

brass (overall material)

Measurements

overall: 6.7 cm x 30 cm x 10.3 cm; 2 5/8 in x 11 13/16 in x 4 1/16 in

place made

United States: Massachusetts, Cambridge

See more items in

Medicine and Science: Mathematics

Mechanical Integrators and Analyzers

Science & Mathematics

National Museum of American History

Subject

Mathematics

Record ID

nmah_693240

Metadata Usage (text)

CC0

GUID (Link to Original Record)

https://n2t.net/ark:/65665/ng49ca746a5-31be-704b-e053-15f76fa0b4fa