Tapered friction stir welding tool
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United States of America Patent
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Dec 30, 2003
Grant Date -
Nov 13, 2003
app pub date -
May 7, 2002
filing date -
May 7, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
A friction stir welding tool is provided for joining together workpieces utilizing friction stir welding processes. The inventive tool includes a support body rotatable about a first axis and having a distal end defining a shoulder. A rotatable pin extends from the distal end of the support body downward and away from the shoulder. The shoulder of the support body includes at least one section that is tapered, with the taper extending downward toward the pin.
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