Title:
エンジンの排気循環装置
Document Type and Number:
Japanese Patent JP7400693
Kind Code:
B2
Abstract:
An exhaust gas recirculation system for a multi-cylinder engine is provided, which includes an exhaust manifold connected to a cylinder head, a catalyst connected to a downstream end of the exhaust manifold in terms of an exhaust gas flow, an EGR gas outlet provided downstream of the catalyst, an in-head EGR passage penetrating the cylinder head, and an EGR pipe extending from the EGR gas outlet and directly connected to an inlet of the in-head EGR passage to lead EGR gas thereto. The catalyst is disposed so that the exhaust gas flows therein from a first side to a second side in an engine cylinder lined-up direction. The EGR gas outlet is located on the second side with respect to the center of the engine in the cylinder lined-up direction, and the inlet of the in-head EGR passage is located in the first side with respect to the engine center.
Inventors:
Tomonobu Nishida
Yuji Kojima
Noriaki Fujita
Ken Yoshida
Takashi Kamiya
Takayuki Tominaga
Naoya Matsumoto
Yusaku Matsumura
Hiroki Eda
Takuya Nishihara
Hiroyuki Omura
Imura Arashi
Fusari Tanaka
Takuya Yamada
Shintaro Umezaki
Yuji Kojima
Noriaki Fujita
Ken Yoshida
Takashi Kamiya
Takayuki Tominaga
Naoya Matsumoto
Yusaku Matsumura
Hiroki Eda
Takuya Nishihara
Hiroyuki Omura
Imura Arashi
Fusari Tanaka
Takuya Yamada
Shintaro Umezaki
Application Number:
JP2020180182A
Publication Date:
December 19, 2023
Filing Date:
October 28, 2020
Export Citation:
Assignee:
Mazda Corporation Inc
International Classes:
F02M26/15; F01N3/24; F02B77/11; F02M26/23; F02M26/41
Domestic Patent References:
| JP2015140711A | ||||
| JP6101462A | ||||
| JP2006257905A | ||||
| JP202012396A |
Attorney, Agent or Firm:
Patent Attorney Corporation Maeda Patent Office
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