发明名称 |
BOX MADE OF MULTI-LAYERED FOAM SYNTHETIC RESIN BOARD, PROCESS AND DEVICE FOR MANUFACTURING THE SAME |
摘要 |
PURPOSE: A box made of a multi-layered foam synthetic resin board is provided to improve the appearance, heat insulation and surface strength of the box. CONSTITUTION: A multiple layered foam synthetic resin board is formed by joining a foam extruding sheet layer(102) to the top and bottom surface of a foam forming board layer(101). A V-shaped joined surface(103) is formed at the edge of the foam synthetic resin board. A bent fusion part is formed by bending the V-shaped joined surface.
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申请公布号 |
KR20030069537(A) |
申请公布日期 |
2003.08.27 |
申请号 |
KR20020009355 |
申请日期 |
2002.02.21 |
申请人 |
OKWANG INC. |
发明人 |
YOON, GYU TAE |
分类号 |
B29C65/00;(IPC1-7):B29C65/00 |
主分类号 |
B29C65/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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