| 发明名称 |
THERMOPLASTIC RESIN MOLDED ARTICLE HAVING HOLLOW PORTION AND METHOD OF MANUFACTURING SAME |
| 摘要 |
A method of manufacturing a thermoplastic resin molded article having a hollow portion includes setting a molded article (A) premolded from a thermoplastic resin in a first die, forming a melted thermoplastic resin plate (B) in a shape along an inner surface of a second die facing the first die by being attached to the inner surface of the second die by vacuum pressure, welding the thermoplastic resin plate (B) and the molded article (A) only in a predetermined region by mold-clamping the first die and the second die, and forming at least part of an unwelded region as a hollow portion. |
| 申请公布号 |
US2015231817(A1) |
申请公布日期 |
2015.08.20 |
| 申请号 |
US201214364385 |
申请日期 |
2012.12.25 |
| 申请人 |
Toray Industries, Inc |
发明人 |
Tateyama Masaru;Koshi Masayuki |
| 分类号 |
B29C51/00 |
主分类号 |
B29C51/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A method of manufacturing a thermoplastic resin molded article having a hollow portion comprising:
setting a molded article (A) premolded from a thermoplastic resin in a first die; forming a melted thermoplastic resin plate (B) in a shape along an inner surface of a second die facing said first die by being attached to said inner surface of said second die by vacuum pressure; welding said thermoplastic resin plate (B) and said molded article (A) only in a predetermined region by mold-clamping said first die and said second die; and forming at least part of an unwelded region as a hollow portion. |
| 地址 |
Tokyo JP |
