| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a metallic joined body achieving reduction in size, and also to provide a metal joining device for manufacturing the metallic joined body and achieving improvement of strength. <P>SOLUTION: Two or more metal plates 10, 11, and 12 are cut along a pair of second cutting lines L3 passing a first cutting line L2 and both the ends of the first cutting line L2 and extending in a direction crossing the first cutting line L2 while the two or more metal plates 10, 11, and 12 are overlapped. A part surrounded by the first cutting line L2 and the pair of the second cutting lines L3 is pressed to be folded along a pair of folding lines L1 connecting the ends of the pair of the second cutting lines L3 so that protrusions 13, 14, and 15 are formed to be protruded in a pressing direction Z. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
