Method and apparatus to relieve residual stress or distortion in a heat processed article
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United States of America Patent
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app pub date -
Mar 5, 2007
filing date -
Mar 5, 2007
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Abstract
The application discloses a method and apparatus to apply pressure to a heated or weld region of a workpiece to relieve residual stress and distortion. In illustrated embodiments, heat is supplied via a probe that traverses a workpiece to heat a region of the workpiece. Pressure is applied to the heated region following the application of heat. In illustrated embodiments, pressure is supplied via a roller assembly, which is configured to traverse the workpiece to apply pressure to the heated or weld regions.
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