APPARATI E METODI PER OTTENERE UN OGGETTO QUALE UNA GUARNIZIONE, E GUARNIZIONE PER CONTENITORI

摘要

An apparatus for forming an object from plastics material includes a forming arrangement having a recess for forming an edge zone of the object, the recess extending around an internal region of the forming arrangement and a conduit cooperating with a piston device to supply the plastics material to the recess, the conduit leading into the internal region into a position contiguous with the recess.