Title:
シリンダヘッド及びエンジン
Document Type and Number:
Japanese Patent JP6871845
Kind Code:
B2
Abstract:
A cylinder head 4 includes: a plurality of exhaust ports 41 configured to lead out exhaust gas from combustion chambers; a plurality of intake ports 42 configured to introduce fresh air into the combustion chambers; an intake air aggregate part 43 configured to aggregate the plurality of intake ports 42; and a second EGR pipe 21b in which EGR gas flows, wherein exhaust outlets 41b of the plurality of exhaust ports 41 and an EGR gas inlet 44a of the second EGR pipe 21b are arranged side-by-side on a flat left side surface 4a, and a fresh air inlet 43a of the intake air aggregate part 43 and an EGR gas outlet 44b of the second EGR pipe 21b are arranged side-by-side on a flat right side surface 4b.
Inventors:
Tomoaki Kitagawa
Aki Masahiro
Aki Masahiro
Application Number:
JP2017240549A
Publication Date:
May 19, 2021
Filing Date:
December 15, 2017
Export Citation:
Assignee:
Yanmar Power Technology Co., Ltd.
International Classes:
F02M26/41; F01P3/02; F01P5/10; F01P7/16; F02B67/00; F02F1/24; F02F1/36; F02F1/42
Domestic Patent References:
| JP2002106420A | ||||
| JP56065153U | ||||
| JP2002004955A | ||||
| JP2010150927A | ||||
| JP2016079814A | ||||
| JP2003201842A | ||||
| JP2016070114A |
Foreign References:
| FR3046633A1 | ||||
| WO2013121121A1 | ||||
| DE10062169A1 | ||||
| FR3000778A1 |
Attorney, Agent or Firm:
Sano patent office