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1. 发明公开

EP2617955A4 EXHAUST MUFFLER PROVIDED WITH TAIL PIPE 有权
标题翻译： MIT EINEM ENDROHR AUSGESTATTETERABGASSCHALLDÄMPFER
公开(公告)号：EP2617955A4
公开(公告)日：2016-12-28
申请号：EP11825038
申请日：2011-09-07
申请人： MATSUSHOU CO LTD
发明人： MATSUMOTO NOBORU
IPC分类号： F01N1/02 , F01N1/08 , F01N1/12 , F01N13/20
CPC分类号： F01N13/08 , F01N1/003 , F01N1/08 , F01N1/12 , F01N13/02 , F01N2470/00 , F01N2470/02
摘要： An exhaust muffler with a tail pipe for suppressing ripples, increasing an engine output and improving fuel consumption efficiency is provided. A chamber 10 is provided in the middle of an exhaust pipe 1 for an internal combustion engine. A tail pipe 20 connected to an end portion of an exhaust opening of the exhaust pipe 1 is provided. A plurality of fins 21 are disposed inside the tail pipe 20 in a spiral shape that is gradually widened toward a discharging direction of the exhaust gas. The chamber 10 includes a cover body 11 and an internal exhaust pipe 12 surrounded by the cover body 11. The internal exhaust pipe 12 includes a diffusion exhaust pipe 13 having a wide bore and a compression exhaust pipe 14 having a narrow bore. Diffusion pores 15 are drilled on a portion of the side surface of the internal exhaust pipe 12.
摘要翻译：提供具有用于抑制波纹的尾管的排气消声器，增加发动机输出并提高燃料消耗效率。在内燃机的排气管1的中间设置有室10。设置有与排气管1的排气口的端部连接的尾管20。在尾管20内设置有多个翅片21，该螺旋形状沿着排气的排出方向逐渐变宽。室10包括由盖体11包围的盖体11和内部排气管12.内部排气管12包括具有宽孔的扩散排气管13和具有窄孔的压缩排气管14。在内部排气管12的侧面的一部分上钻有扩散孔15。

2. 发明授权

EP2617955B1 EXHAUST MUFFLER PROVIDED WITH TAIL PIPE 有权
公开(公告)号：EP2617955B1
公开(公告)日：2019-03-06
申请号：EP11825038.0
申请日：2011-09-07
申请人： Matsushou Co., Ltd.
发明人： MATSUMOTO Noboru
IPC分类号： F01N1/02 , F01N1/08 , F01N1/12 , F01N13/20

3. 发明公开

EP2617955A1 EXHAUST MUFFLER PROVIDED WITH TAIL PIPE 有权
标题翻译：与尾管EQUIPPED排气消声器
公开(公告)号：EP2617955A1
公开(公告)日：2013-07-24
申请号：EP11825038.0
申请日：2011-09-07
申请人： Matsushou Co., Ltd.
发明人： MATSUMOTO Noboru
IPC分类号： F01N1/02 , F01N1/08 , F01N1/12 , F01N13/20
CPC分类号： F01N13/08 , F01N1/003 , F01N1/08 , F01N1/12 , F01N13/02 , F01N2470/00 , F01N2470/02
摘要： An exhaust muffler with a tail pipe for suppressing ripples, increasing an engine output and improving fuel consumption efficiency is provided. A chamber 10 is provided in the middle of an exhaust pipe 1 for an internal combustion engine. A tail pipe 20 connected to an end portion of an exhaust opening of the exhaust pipe 1 is provided. A plurality of fins 21 are disposed inside the tail pipe 20 in a spiral shape that is gradually widened toward a discharging direction of the exhaust gas. The chamber 10 includes a cover body 11 and an internal exhaust pipe 12 surrounded by the cover body 11. The internal exhaust pipe 12 includes a diffusion exhaust pipe 13 having a wide bore and a compression exhaust pipe 14 having a narrow bore. Diffusion pores 15 are drilled on a portion of the side surface of the internal exhaust pipe 12.

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