Device for joining, by friction stir welding, at least two workpieces
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United States of America Patent
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Aug 12, 2003
Issued Date -
N/A
app pub date -
May 16, 2002
filing date -
Nov 18, 1999
priority date (Note) -
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status (Latency Note)
Importance
Abstract
In a device for joining, by friction stir welding, at least two workpieces, a support structure is provided with a head portion which includes drive means and a shaft which is rotatable by the drive means and has a pin-like projection projecting toward a support member of the support structure for supporting workpieces to be joined by friction stir welding and wherein guide means are provided for moving the rotating pin-like projection into contact with, and into, the workpieces while plasticizing the workpieces in the contact area to form thereby a spot weld by friction stir welding.
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