Title:
エンジンの排気構造
Document Type and Number:
Japanese Patent JP7293882
Kind Code:
B2
Abstract:
To inhibit an engine 4 having a low temperature from depriving a catalyst device 9 disposed on the lateral side of the engine 4 of heat and causing a temperature decline.SOLUTION: An exhaust structure for an engine includes an insulator 32 for heat insulation that is disposed between the engine 4 and a catalyst device 9 to form a vertical wall. The insulator 32 extends along the side surface of the catalyst device 9 between the engine 4 and the catalyst device 9, and an extended end of the insulator includes a bent part 32a bent away from the engine 4 side to the end surface side of the catalyst device 9.SELECTED DRAWING: Figure 3
Inventors:
Katsuhiro Nagumo
Hiroshi Nagasaki
Yoshiyuki Kamie
Hiroshi Hatsuzaki
Hiroshi Nagasaki
Yoshiyuki Kamie
Hiroshi Hatsuzaki
Application Number:
JP2019104498A
Publication Date:
June 20, 2023
Filing Date:
June 04, 2019
Export Citation:
Assignee:
Mazda Corporation Inc
International Classes:
F02B77/11; F01N3/26; F01N13/14
Domestic Patent References:
| JP2016180396A | ||||
| JP201974039A | ||||
| JP2015161225A | ||||
| JP2006315613A |
Attorney, Agent or Firm:
Patent Attorney Corporation Maeda Patent Office