Method of Punching an Opening into a Work Piece
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United States of America Patent
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N/A
Issued Date -
Oct 11, 2007
app pub date -
Apr 9, 2007
filing date -
Apr 11, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A process for perforating workpieces and a tool for carrying out this process are envisaged. In the process described it is envisaged that a cutting tool is used to make an opening in a workpiece and stamping is carried out in the region of a cut edge of the opening purely by interlocking and frictional engagement.
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