| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a stamped piece, in particular for the permanent closure of holes which are present in a metal sheet or a plastic member. <P>SOLUTION: The stamped piece comprises a matrix layer including a heat-resistant lining cloth and processed so that one side may have self-adhesiveness at least partially, characterized in that the matrix layer has a form at least one portion of which extends across the outside edge of a hole to be closed, moreover, the matrix layer includes a block of a foaming material which can be activated with heat to the side having adhesive processing, the area is larger than the area of a hole to be closed and preferably smaller than the area of the matrix layer, and the stamped piece covers the upper part of a hole to be closed so that a hole may be completely covered with the stamped piece. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
