TUBE HEAD FOR PROTECTING AN INSERT FORMING A BARRIER

摘要

The present invention relates to a plastic tube head for a product having a liquid to pasty consistency, comprising: a neck, a shoulder, an insert forming a barrier which is arranged on the inner surface of the shoulder, said insert comprising at least one metal layer and having an outer edge, the outer edge of the insert and a portion of the face of the insert which is oriented towards the internal volume of the tube and is adjacent to said outer edge being covered by an outer support, characterized in that said outer support has a thickness H and covers a length L of the face of the insert face which is oriented towards the internal volume of the tube, said thickness H and said length L being such that H≧L.

主权项

1. Tube head for a product having a liquid to pasty consistency, said tube head being produced from plastics material and being capable of being connected to a skirt so as to form a tube having an internal volume, and comprising
a neck having, at a first end, an opening through which the product is removed from the tube, a shoulder connected to a second end of the neck opposite the first end, an insert forming a barrier which is arranged on the inner surface of the shoulder, said insert comprising at least one metal layer and having an outer edge which defines a periphery of the insert and is covered in a continuous manner by the plastics material forming the tube head, in which tube head the outer edge of the insert and a portion of the face of the insert which is oriented towards the internal volume of the tube and is adjacent to said outer edge are covered over all or part of the periphery of the insert by an outer support which is made of the plastics material forming the tube head, characterised in that said outer support has a thickness H and covers a length L of the face of the insert which is oriented towards the internal volume of the tube, the thickness H and the length L being such that H≧L.