Title:
The exhaust of vehicles
Document Type and Number:
Japanese Patent JP6114244
Kind Code:
B2
Abstract:
The present invention relates to an exhaust device which suppresses increase of the number of components of an exhaust device having a double pipe consisting of an inside pipe and an outside pipe. The exhaust device is connected to an exhaust port of an internal combustion engine carried by a vehicle, and comprises: an exhaust pipe, wherein at least part of the exhaust pipe has an inside pipe and an outside pipe surrounding the inside pipe, the downstream end of the outside pipe is provided with an outside pipe narrow part; a silencer connected to the downstream side of the exhaust pipe; and a silencer connecting part which is within a first area where the outside pipe and the inside pipe radially depart and is welded with the silencer at the outside pipe. The external diameter of the outside pipe of the outside pipe narrow part is less than the external diameter of the outside pipe of the first area, and the outside pipe narrow part can slidingly support the inside pipe.
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Inventors:
Yuji Kurasawa
Application Number:
JP2014186348A
Publication Date:
April 12, 2017
Filing Date:
September 12, 2014
Export Citation:
Assignee:
Honda motor industry stock company
International Classes:
F01N13/08; F01N3/24; F01N13/18
Domestic Patent References:
| JP2013204515A | ||||
| JP9108576A | ||||
| JP2007297985A | ||||
| JP2012237314A | ||||
| JP62045330U |
Attorney, Agent or Firm:
Patent Business Corporation Kushibuchi International Patent Office
Yoichiro Shimoda
Norimasa Shimoda
Katsuhiko Sumiyoshi
Tadanori Masanori
Toshitake Nozaki
Yoichiro Shimoda
Norimasa Shimoda
Katsuhiko Sumiyoshi
Tadanori Masanori
Toshitake Nozaki
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