sistema para purgar material termoplástico fundido de um aparelho de moldagem por sopro e método para purgar um material termoplástico fundido de um sistema de moldagem por sopro

摘要

A system for purging molten thermoplastic material from a molding apparatus. The purge system includes a blow mold apparatus, a purge diverter valve operably connected to the blow mold apparatus and including a channel, a closing member, a spacer having a conduit in communication with the channel, and a melt pipe. The system can be used to purge molten thermoplastic materials out from an upward extruding blow mold apparatus.