| 摘要 |
<p>There is described a new bending blade for sheet metal bending machine, that in order to allow the bending of the sheet metal both upward and downward comprises two bending teeth (6, 7) extending from a single body of blade (10) in directions orthogonal to each other. One (6) of the two teeth (6, 7) extends substantially upward for the execution of upward bending, while the other tooth (7) extends substantially in horizontal direction for the execution of downward bending. <IMAGE></p> |
