发明名称 |
Resin case in which gas-permeability and waterproof quality are compatible, and die for manufacturing such case |
摘要 |
A through hole (50) with an annular groove (52) provided about its periphery is formed in a resin case (10). The through hole (50) is covered with a water/oil-repellent film (40) comprising a porous film (44). The through hole (50) makes the resin case (10) gas-permeable, and the water/oil-repellent film (40) prevents entry of external water and oil, etc.
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申请公布号 |
US2005046081(A1) |
申请公布日期 |
2005.03.03 |
申请号 |
US20040962863 |
申请日期 |
2004.10.12 |
申请人 |
TOKAI KOYGO CO., LTD. |
发明人 |
HARA KOUICHI;FUKUNISHI ATSUSHI;KATSUURA TAKAHITO |
分类号 |
B29C45/14;(IPC1-7):B29C45/00 |
主分类号 |
B29C45/14 |
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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