MOLD ELEMENT FOR FORMING A CONTAINER, PROVIDED WITH PRESSURE-RELEASE AIR VENTS IN THE FORM OF SLOTS

摘要

A one-piece mould element (3, 7) for a mould (1) for manufacturing containers from blanks of plastic material by blow moulding or stretch blow moulding. The mould element (3, 7) includes a one-piece moulding wall (4, 8) having a raised moulding surface (5, 9) bearing the imprint of at least one portion of a container, the moulding wall (4, 8) having at least one decompression vent (20) extending therethrough, the hole leading, via an inner opening (21), onto the moulding surface (9), which is provided in the form of a slot.

主权项

1. One-piece mold element (3, 7) designed for a mold (1) for the manufacturing of containers by blow molding or stretch blow molding from parisons made of plastic material, with this mold element (3, 7) comprising a one-piece molding wall (4, 8) that has a raised molding surface (5, 9) bearing the imprint of at least a portion of a container, with the molding wall (4, 8) being penetrated by at least one pressure-release air vent (20) that empties, via an inner opening (21), onto the molding surface (9), wherein the opening (21) comes in the form of a slot.