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Method and apparatus for assessing weld quality

Herschel B Smartt (Inventor), Kevin L Kenney (Inventor), John A Johnson (Inventor), Nancy M Carlson (Inventor), Denis E Clark (Inventor), Paul L Taylor (Inventor), Edward W Reutzel (Inventor)

Research output: Patent

Abstract

Apparatus for determining a quality of a weld produced by a welding device according to the present invention includes a sensor operatively associated with the welding device. The sensor is responsive to at least one welding process parameter during a welding process and produces a welding process parameter signal that relates to the at least one welding process parameter. A computer connected to the sensor is responsive to the welding process parameter signal produced by the sensor. A user interface operatively associated with the computer allows a user to select a desired welding process. The computer processes the welding process parameter signal produced by the sensor in accordance with one of a constant voltage algorithm, a short duration weld algorithm or a pulsed current analysis module depending on the desired welding process selected by the user. The computer produces output data indicative of the quality of the weld.
Original languageAmerican English
Patent number6236017
StatePublished - May 22 2001

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