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Optical Arc-Length Sensor For TIG WeldingProposed subsystem of tungsten/inert-gas (TIG) welding system measures length of welding arc optically. Viewed by video camera, in one of three alternative optical configurations. Length of arc measured instead of inferred from voltage.
Document ID
19900000184
Document Type
Other - NASA Tech Brief
Authors
Smith, Matthew A. (Rockwell International Corp.)
Date Acquired
August 14, 2013
Publication Date
April 1, 1990
Publication Information
Publication: NASA Tech Briefs
Volume: 14
Issue: 4
ISSN: 0145-319X
Subject Category
FABRICATION TECHNOLOGY
Report/Patent Number
MFS-29497
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.