发明名称 |
Muffler and engine system |
摘要 |
A muffler for exhaust gases of a combustion engine includes walls forming a chamber through which the exhaust gases pass, a first inlet in the walls of the chamber configured to receive the exhaust gases from an exhaust duct of the engine, a first outlet in the walls of the chamber through which the exhaust gases exit the chamber, and a conduit having a second inlet and a second outlet, wherein a substantial length of the conduit is positioned within the chamber. |
申请公布号 |
US9605572(B2) |
申请公布日期 |
2017.03.28 |
申请号 |
US201313919909 |
申请日期 |
2013.06.17 |
申请人 |
Briggs & Stratton Corporation |
发明人 |
Raasch Jason J.;Gracyalny Gary J. |
分类号 |
F01N3/00;F01N3/02;F01N3/10;F01N3/20;F01N13/08;F01N1/14;F01N1/08;F01N3/05 |
主分类号 |
F01N3/00 |
代理机构 |
Foley & Lardner LLP |
代理人 |
Foley & Lardner LLP |
主权项 |
1. A muffler and engine system, comprising:
an engine including an exhaust duct through which exhaust gases exit into a muffler, the muffler comprising:
walls forming a chamber through which the exhaust gases pass;a first inlet in the walls of the chamber coupled to the exhaust duct to receive the exhaust gases from the exhaust duct of the engine;a first outlet in the walls of the chamber through which the exhaust gases exit the chamber; anda conduit having a second inlet for receiving fresh air and a second outlet positioned proximate the first inlet for introducing the fresh air to the exhaust gases and mixing the fresh air and the exhaust gases in the chamber, wherein a substantial length of the conduit is positioned within the chamber, and wherein a portion of the conduit extends from the walls to the second inlet and has a length less than the substantial length of the conduit positioned within the chamber. |
地址 |
Wauwatosa WI US |