Title:
シリンダヘッド
Document Type and Number:
Japanese Patent JP7104373
Kind Code:
B2
Abstract:
To provide a cylinder that efficiently lowers the temperature of exhaust gas passing through an exhaust port to improve cooling performance.SOLUTION: A cylinder head 10 comprises an exhaust port 18 connected to a cylinder 11 of an engine, and a cooling water passage 30 provided around the exhaust port 18 for circulating cooling water, wherein a ridge part 50 is provided on an inner wall of the exhaust port 18 so as to project along a direction intersecting a flow direction of exhaust gas flowing in the exhaust port 18.SELECTED DRAWING: Figure 3
Inventors:
Koichi Matsumoto
Yoshiwara Akira
Takayuki Sano
Yoshiwara Akira
Takayuki Sano
Application Number:
JP2018237728A
Publication Date:
July 21, 2022
Filing Date:
December 19, 2018
Export Citation:
Assignee:
MITSUBISHI JIDOSHA KOGYO KABUSHIKI KAISHA
International Classes:
F02F1/36; F01N13/10; F02F1/42
Domestic Patent References:
| JP2014137027A | ||||
| JP2017066978A | ||||
| JP2014070624A |
Attorney, Agent or Firm:
Hiroyuki Kurihara