Apparatus and methods for controlling a welding process

A method and apparatus for illuminating a weld line wherein a beam of light is directed onto a weld electrode and is reflected off of the electrode, thereby illuminating an area of the weld joint. Also disclosed are an apparatus for detecting a weld line using light from a low power arc which does n...

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Bibliographic Details
Main Author RICHARDSON; RICHARD W
Format Patent
LanguageEnglish
Published 24.07.1990
Subjects
CLADDING OR PLATING BY SOLDERING OR WELDING
CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING
MACHINE TOOLS
METAL-WORKING NOT OTHERWISE PROVIDED FOR
PERFORMING OPERATIONS
SOLDERING OR UNSOLDERING
TRANSPORTING
WELDING
WORKING BY LASER BEAM
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Summary:A method and apparatus for illuminating a weld line wherein a beam of light is directed onto a weld electrode and is reflected off of the electrode, thereby illuminating an area of the weld joint. Also disclosed are an apparatus for detecting a weld line using light from a low power arc which does not form a molten pool and a method and apparatus for locating a weld line by analyzing light reflected from a weld pool.
Bibliography:Application Number: US19870114289