FORMING PUNCH ARRANGEMENT
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United States of America Patent
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Issued Date -
Nov 22, 2012
app pub date -
Jan 20, 2011
filing date -
Feb 11, 2010
priority date (Note) -
Abandoned
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Abstract
Forming punch arrangement comprising a forming punch (1) and a forming block (18), wherein the forming punch bends elongated staple blanks (24) fed to the forming block over the forming block into a staple shape having a back part (30) and legs (31; 32) at an angle thereto, wherein the arrangement comprises at least a first forming punch (2) and a second forming punch (3) disposed one after the other, the first forming punch has a first leg forming part (4) and a second leg forming part (5), the second forming punch has a third leg forming part (11) and a fourth leg forming part (12), and the distance (d) between the leg forming parts (11; 12) in the region in which the parts bend the staple blank is less than the distance (D) between the leg forming parts (4; 5) on the first forming punch.
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