| 发明名称 |
Water preclusion device for marine engine |
| 摘要 |
A water preclusion device for a watercraft with an internal combustion engine for inhibiting the intrusion of water upstream into an exhaust system. The water preclusion device includes a valve controlled by exhaust gas pressure.
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| 申请公布号 |
US7029347(B2) |
申请公布日期 |
2006.04.18 |
| 申请号 |
US20020270927 |
申请日期 |
2002.10.11 |
| 申请人 |
YAMAHA HATSUDOKI KABUSHIKI KAISHA |
发明人 |
ATSUSAWA HIDENORI |
| 分类号 |
B63H11/08;B63H21/34;B63B35/73;B63B35/79;B63H21/32;F01N13/08;F01N13/12 |
主分类号 |
B63H11/08 |
| 代理机构 |
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代理人 |
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