发明授权
- 专利标题: Exhaust silencing device
- 专利标题(中): 排气消音装置
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申请号: US478805申请日: 1995-06-07
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公开(公告)号: US5708238A公开(公告)日: 1998-01-13
- 发明人: Kosuke Asao , Kazuhiro Yasuda , Masashi Koyanagi , Osamu Sato
- 申请人: Kosuke Asao , Kazuhiro Yasuda , Masashi Koyanagi , Osamu Sato
- 申请人地址: JPX Tokyo
- 专利权人: Honda Giken Kogyo Kabushiki Kaisha
- 当前专利权人: Honda Giken Kogyo Kabushiki Kaisha
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX6-175700 19940727
- 主分类号: F01N1/00
- IPC分类号: F01N1/00 ; F01N1/08 ; F01N1/24 ; F01N13/18
摘要:
In an exhaust silencing device having inner tubes which are connected to an exhaust pipe connected to an engine and provided with a plurality of through holes, and an outer tube which covers the inner tubes. The occurrence of a whistling sound is prevented while avoiding the use of a sound absorbing material. Recesses are provided on the inner surface of the inner tube, which, together with the outer tube, form an annular expansion chamber.
公开/授权文献
- US6143622A Method for forming alignment mark 公开/授权日:2000-11-07