Being the intermediate compact for stretching blow molding and the intermediate compact

摘要

PROBLEM TO BE SOLVED: To provide an intermediate molded body designed to prevent a flaw tending to mar the fit airtightness of a cap near a top face of a bung part from being generated during shipment and a synthetic resin-made bottle body molded using this intermediate molded body.;SOLUTION: This intermediate molded body for stretch blow molding is an intermediate product for a synthetic resin-made bottle body with a screw-type bung part, and the bung part includes a tubular wall and a screw thread formed around the tubular wall. The upper end of the tubular wall has no flat top face but has an arc-like outline in its longitudinal section. In addition, the intermediate molded body can make the synthetic resin-made bottle body without a flaw in the bung part as the flaw at the upper end of the tubular wall is prevented from being generated during ashipment.;COPYRIGHT: (C)2005,JPO&NCIPI