发明名称 |
Muffler and working machine |
摘要 |
A muffler of a work machine in the form of an engine blower includes: a muffler body; and a diffuser that covers an exhaust outlet of exhaust gas provided on the muffler body. The diffuser has a diffusion space to diffuse the exhaust gas and an exhaust surface on which a plurality of exhaust circular holes are provided to exhaust the exhaust gas to an outside. An opening ratio provided by the exhaust holes of the exhaust surface is gradually increased from a portion corresponding to the exhaust opening toward an outer periphery of the exhaust surface.
|
申请公布号 |
US7726443(B2) |
申请公布日期 |
2010.06.01 |
申请号 |
US20070223948 |
申请日期 |
2007.02.15 |
申请人 |
HUSOVARNA ZENOAH CO., LTD. |
发明人 |
MIYAZAWA KOUE;MIZUNO NAOMI |
分类号 |
F01N13/08;F01N3/02;F01N13/00;F01N13/18 |
主分类号 |
F01N13/08 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|