| 摘要 |
<p>PCT No. PCT/EP90/00522 Sec. 371 Date Jan. 8, 1992 Sec. 102(e) Date Jan. 8, 1992 PCT Filed Apr. 3, 1990 PCT Pub. No. WO90/14180 PCT Pub. Date Nov. 29, 1990.In a bending machine especially for joining the edges of metal sheets by folding, the machine having a frame which provides supporting surfaces for the components to be folded and carrying a folding device consisting of several pairs of folding rollers (32) on a carriage (25) which can be moved along a guide (24) in the machine frame (1) by means of a drive device, the frame (1) being U-shaped with the supporting surfaces at the upper ends of the arms of the U forming an angle of 90 DEG therebetween and with one of the surfaces extending generally in the vertical direction and the carriage arranged on the yoke (2) of the U with a pivot arm (22) mounted on the machine frame for movement around an axis parallel to the direction of carriage movement to a lockable operative position at whcih a strip rail (21) on the arm extending parallel to said axis is spaced below the lower end of the one supporting surface extending generally in the vertical direction.</p> |
