公开(公告)号：US3754451A

公开(公告)日：1973-08-28

申请号：US3754451D

申请日：1971-07-12

申请人： POSSIS MACHINE CORP

发明人： DAHLBERG T

IPC分类号： B31B50/78 ,  B31B1/78

CPC分类号： B31B50/00 ,  B31B50/78

摘要： Adhesion between the overlying plies of a flattened tubular web of plastic film material is eliminated by drawing the web lengthwise past a rod which is supported in a position transverse to the web and is interposed between its plies.

摘要翻译： 通过将幅材纵向拉伸通过支撑在横向于幅材的位置并且介于其层之间的杆上而消除了扁平的塑料薄膜材料的扁平管状腹板之间的粘附。