Segmented molding core system of an injection mould, a method of injection molding a hollow articles formed thereby

摘要

The disclosed subject matter is directed to an injection mold and a method of injection molding having a molding core system in accordance with the disclosed subject matter. The molding core system comprising a plurality of co-operable components manipulable between a first molding position at which the core system is fully deployed and a second position in which the core system is configured to axially retract and radially contract into a second drawing position, the outer shape of said core system being substantially complementary to the inner shape of the molded article.