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Magnetically-Guided Penetrant ApplicatorSmall wheeled vehicle moved inside nonmagnetic enclosure. Miniature magnetically guided truck uses foam-rubber sponge pads to apply penetrant fluid for inspection of welds in hidden surfaces of nonmagnetic tubes. Risk of explosion less than if electric motor used to drive vehicle. Inexpensive to make and made in range of sizes.
Document ID
19900000075
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Molina, Orlando G.
(Rockwell International Corp.)
Date Acquired
August 14, 2013
Publication Date
February 1, 1990
Publication Information
Publication: NASA Tech Briefs
Volume: 14
Issue: 2
ISSN: 0145-319X
Subject Category
Fabrication Technology
Report/Patent Number
MFS-29358
Accession Number
90B10075
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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