| 发明名称 |
PLASTIC MUFFLER WITH HELMHOLTZ CHAMBER |
| 摘要 |
A muffler for a vehicle exhaust system includes a plastic outer shell that defines an internal cavity. A metal pipe extends through the internal cavity from an inlet to an outlet. A Helmholtz chamber is formed within the plastic outer shell to attenuate a desired frequency.
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| 申请公布号 |
US2012292128(A1) |
申请公布日期 |
2012.11.22 |
| 申请号 |
US201113576820 |
申请日期 |
2011.01.12 |
| 申请人 |
KEESSER THORSTEN;WILLATS ROBIN;BOENNEN DENNIS;CALLAHAN JOSEPH E. |
发明人 |
KEESSER THORSTEN;WILLATS ROBIN;BOENNEN DENNIS;CALLAHAN JOSEPH E. |
| 分类号 |
F01N13/10 |
主分类号 |
F01N13/10 |
| 代理机构 |
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代理人 |
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| 主权项 |
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