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Micrometer for Measuring Trepanned GroovesSpecial micrometer measures diameter of circular groove on face of large part, while part is mounted in lathe chuck. Tool has curved frame so it can reach around obstruction on centerline of part. At one end of frame is blade/ micrometer spindle for reaching into groove to be measured; this type of spindle does not rotate when micrometer thimble is turned in taking measurement. Other end of frame has sliding foot with blade.
Document ID
19820000208
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Bird, S. K. (Rockwell International Corp.)
Date Acquired
August 10, 2013
Publication Date
March 1, 1983
Publication Information
Publication: NASA Tech Briefs
Volume: 7
Issue: 1
ISSN: 0145-319X
Subject Category
Machinery
Report/Patent Number
MFS-19704
Accession Number
82B10208
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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