Method for severing laminates of a plastics material and a...

Details Method for severing laminates of a plastics material and a... Method for severing laminates of a plastics material and a...

B - Operations, Transporting

26

D

164/18, 164/34

B26D 3/00 (2006.01) B21D 51/26 (2006.01) B26D 7/08 (2006.01)

Patent

CA 1185167

- 1 - ABSTRACT A method for severing laminates of the type having a metal layer and a synthetic plastics layer is disclosed. The method comprises forming a channel section indentation (13) in the laminate (10) along a line (14) on which the laminate (10) is to be severed, the indentation (13) being of such depth as to extend through the full thickness of the plastics layer (12) and through a part of the thickness of the metal layer (11), such that the plastics material along the line of the indentation (13) is substantially displaced laterally, and severing the laminate along the line (14) of the indentation in the metal layer. An apparatus for carrying out the method is disclosed as is the application of the method and apparatus to the production of container tops.

410281

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