发明名称 METHOD AND APPARATUS FOR THE MANUFACTURE OF ROOF CLADDING ELEMENTS
摘要 An apparatus for manufacturing roof cladding panels (15) has a roll forming assembly for profiling a sheet-metal strip (1) in the longitudinal direction, a pressing assembly (8) for forming transverse steps (22) on the strip (1) and cutting means for cutting the strip (1) into said roof cladding panels (15). Further, there is a notching assembly (7) for notching each longitudinal edge portion (1a, 1b) of the strip (1) in such way that two diagonally opposite corner portions (11, 12) of each roof cladding panel (15) are obliquely cut. A cutting assembly cuts away a transverse scrap portion of the strip (1) for separating the roof cladding panels (15) from each other. The apparatus operates in accordance with corresponding method steps.
申请公布号 WO9916986(A1) 申请公布日期 1999.04.08
申请号 WO1998IB01494 申请日期 1998.09.24
申请人 SAMESOR SMT INTERNATIONAL OY;KEINAENEN, RAUNO 发明人 KEINAENEN, RAUNO
分类号 B21D13/02;E04D3/30;(IPC1-7):E04D3/30 主分类号 B21D13/02
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