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Inert-Gas Diffuser For Plasma Or Arc WeldingInert-gas diffuser provides protective gas cover for weld bead as it cools. Follows welding torch, maintaining continuous flow of argon over newly formed joint and prevents it from oxidizing. Helps to ensure welds of consistently high quality. Devised for plasma arc keyhole welding of plates of 0.25-in. or greater thickness, also used in tungsten/inert-gas and other plasma or arc welding processes.
Document ID
19940000079
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Gilbert, Jeffrey L.
(Rockwell International Corp.)
Spencer, Carl N.
(Rockwell International Corp.)
Hosking, Timothy J.
(Rockwell International Corp.)
Date Acquired
August 16, 2013
Publication Date
February 1, 1994
Publication Information
Publication: NASA Tech Briefs
Volume: 18
Issue: 2
ISSN: 0145-319X
Subject Category
Fabrication Technology
Report/Patent Number
MFS-29887
Accession Number
94B10079
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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