Process for manufacturing an article made from a thermoplastic material with insertion into the latter of a film or the like, and device for its implementation

摘要

This process consists in pressing the film 3 up against the face of the ram 7 located opposite the mould cavity 5, in engaging the ram into the mould cavity, in applying, against that portion of the mould cavity comprising the injection point, the region of the film disposed opposite the latter, in perforating the label from the bottom of the mould cavity, opposite the injection joint, in starting the injection of material, then in withdrawing the portion 8, 9 of the ram 7 having brought the film into contact with the bottom of the mould cavity 5 and, finally, in completing the injection of material. Application to the production of boxes made from synthetic material. <IMAGE>