Title:
ENGINE
Document Type and Number:
Japanese Patent JP2015086858
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an engine capable of downsizing a low-pressure EGR cooler.SOLUTION: An engine includes an engine body 1, a DPF case 2, a high-pressure EGR passage 3, a supercharger 4, and a low-pressure EGR passage 5. In the engine, the high-pressure EGR passage 3 is interposed between an exhaust manifold 6 and an intake manifold 7; an exhaust discharge passage 8 is derived from the DPF case 2; an intake pipe 9 is derived from an air compressor 4a of the supercharger 4; the low-pressure EGR passage 5 is interposed between the exhaust discharge 8 of the DPF case 2 and the intake pipe 9; and a low-pressure EGR cooler 10 is provided in the low-pressure EGR passage 5. The DPF case 2 is mounted on the engine body 1. The low-pressure EGR passage 5 is along the engine body 1. The low-pressure EGR passage 5 includes a lower projection alternative route portion 14a lowering once and rising. A terminal part 14b on the upper side of the lower projection alternative route portion 14a is connected to the intake pipe 9.
Inventors:
MATSUISHI KAZUMICHI
KOSAKA TETSUYA
NINOMIYA TOMOHIRO
SUZUKI YUSUKE
NAKANISHI TOSHIO
LEE YONGCHOL
KUSHIGEMACHI TAKASHI
KOSAKA TETSUYA
NINOMIYA TOMOHIRO
SUZUKI YUSUKE
NAKANISHI TOSHIO
LEE YONGCHOL
KUSHIGEMACHI TAKASHI
Application Number:
JP2014074653A
Publication Date:
May 07, 2015
Filing Date:
March 31, 2014
Export Citation:
Assignee:
KUBOTA KK
International Classes:
F02M25/07; F01M13/00
Domestic Patent References:
| JP2011007078A | 2011-01-13 | |||
| JP2011163339A | 2011-08-25 | |||
| JP2011012598A | 2011-01-20 | |||
| JP2011069252A | 2011-04-07 | |||
| JP2008014232A | 2008-01-24 |
Attorney, Agent or Firm:
Shoji Suzue