| 摘要 |
The present invention is a crimping machine capable of forming an improved building panel that includes notched inclined side walls. The crimping machine imparts a unique design of notched inclined side walls. The crimping machine incorporates two sets of male and female crimping roller, wherein each set of crimping rollers imparts a notch in one of the inclined side walls. The crimping machine also includes a gap adjustment mechanism for simultaneously adjusting the distance between both sets of male and female crimping rollers.
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