MOLD WITH LARGE-SIZED SLIDE CORE, MOLDED ARTICLE THEREBY AND MOLDING METHOD

摘要

PROBLEM TO BE SOLVED: To economically provide an injection mold for a molded article generating no vacuum when a large-sized slide core is pulled out without using compressed air and a molded article produced by this mold. SOLUTION: In a mold for injection-molding a molded article, the mold consists of an outer mold and at least one large-sized slide core 1 protruding into the cavity of the outer mold and the connection hole 5 taking the air communication of a slide core leading end part with the outside is provided in the slide core 1 to pass air when the slide core is pulled out.