Moriroku Technology Company Ltd.

Hidetoshi Morohashi

Jungo Horiyama

Yasufumi Sugauchi

While naturally suctioning air between a first thermoplastic resin sheet and a second thermoplastic resin sheet from a fluid passage formed in a first thermoplastic resin sheet, the first thermoplastic resin sheet is subjected to vacuum-molding by a first vacuum molding die, a first shaping section is formed in the first thermoplastic resin sheet by a molded section of the first vacuum molding die, the second thermoplastic resin sheet is subjected to vacuum-molding by a second vacuum molding die, a second shaping section is formed in the second thermoplastic resin sheet by the molded section of the second vacuum molding die, and a hollow section is defined between the first thermoplastic resin sheet and the second thermoplastic resin sheet by the first shaping section and the second shaping section.

Method for manufacturing hollow molded article and apparatus for molding hollow molded article

While naturally suctioning air between a first thermoplastic resin sheet () and a second thermoplastic resin sheet () from a fluid passage () formed in a first thermoplastic resin sheet (), the first thermoplastic resin sheet () is subjected to vacuum-molding by a first vacuum molding die (), a first shaping section is formed in the first thermoplastic resin sheet () by a molded section () of the first vacuum molding die (), the second thermoplastic resin sheet () is subjected to vacuum-molding by a second vacuum molding die (), a second shaping section is formed in the second thermoplastic resin sheet () by the molded section () of the second vacuum molding die (), and a hollow section () is defined between the first thermoplastic resin sheet () and the second thermoplastic resin sheet () by the first shaping section and the second shaping section.

Growing community of inventors

Tokyo, Japan

Hidetoshi Morohashi