Method and apparatus for in-mold separation of integrally attached gutter flash from a blow-molded thermoplastic resin product

摘要

A production method is disclosed for separating integrally attached gutter flash from a blow-molded thermoplastic resin product utilizing tensile forces applied to the gutter flash while the product remains fully restrained within the blow-mold assembly in which it is formed, as well as different embodiments of apparatus suitable for utilization in a conventional industrial blow-molding machine to accomplish the production method.