Title:
排気消音装置
Document Type and Number:
Japanese Patent JP6742790
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an exhaust silencer capable of easily switching between a city area travel mode of making an exhaust sound amount small and a circuit travel mode of making the exhaust sound amount large and enabling increase of output.SOLUTION: An exhaust silencer 10 has an exhaust pipe 11 including an exhaust passage 11A configured to discharge exhaust gas of an internal combustion engine 1, and a container 20 that includes a volume chamber 21 connected to a branch part 14 in the middle of the exhaust pipe 11 and communicating with the exhaust pipe 11A. The container 20 includes an opening part 23 capable of opening/closing the volume chamber 21 to an external space, and also includes opening/closing means 30 of switching the opening part 23 between an open state and a closed state.SELECTED DRAWING: Figure 3
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Inventors:
Go Hasegawa
Application Number:
JP2016079177A
Publication Date:
August 19, 2020
Filing Date:
April 11, 2016
Export Citation:
Assignee:
HKS Co., Ltd.
International Classes:
F01N1/02; B60K13/04; F01N13/08
Domestic Patent References:
| JP3006011U | ||||
| JP2000045768A | ||||
| JP57041520U | ||||
| JP4119320U | ||||
| JP61146428U | ||||
| JP3037229U |
Foreign References:
| FR3014790A1 |
Attorney, Agent or Firm:
Shuji Shiokawa