Method and device for manufacturing moulded plastic articles

Details Method and device for manufacturing moulded plastic articles Method and device for manufacturing moulded plastic articles

B - Operations, Transporting

29

C

18/1068

B29C 67/04 (2006.01) B29C 33/00 (2006.01) B29C 51/02 (2006.01) B29C 51/10 (2006.01)

Patent

CA 1041719

ABSTRACT OF THE DISCLOSURE A method and an apparatus are disclosed for the manufacture of containers of plastic materials in a hollow mould, open at one end. Pulverulent synthetic plastic materials such as polyethylene or polypropylene is caused to adhere to a supporting surface heated to at least the melting point of the synthetic plastic material. After attaching the layer of plastic material to the supporting surface, a circumferential part of the layer is sealed to the mould around the open end thereof, whereafter a forming fluid is introduced between the supporting surface and the periphery of the layer, the layer is then pressed away from the supporting surface, initially at the periphery, and conformed to the interior surface of the mould.

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