Title:
INTAKE SYSTEM OF INTERNAL COMBUSTION ENGINE
Document Type and Number:
Japanese Patent JP2019132261
Kind Code:
A
Abstract:
To provide an intake system of an internal combustion engine which can inhibit defacement of an airflow sensor caused by foreign objects included in an EGR gas.SOLUTION: An intake system 100 of an internal combustion engine 1 includes: an intake pipe 10; an airflow sensor 20 provided at the intake pipe 10; a recessed part 30 which is provided at the intake pipe 10 located at the downstream side of the airflow sensor 20 and is formed by expanding a diameter of the intake pipe 10 in a scroll shape; and an EGR passage 40 which is connected with the recessed part 30 and returns an EGR gas to the intake pipe 10.SELECTED DRAWING: Figure 2
Inventors:
NATSUME KOJI
Application Number:
JP2018017476A
Publication Date:
August 08, 2019
Filing Date:
February 02, 2018
Export Citation:
Assignee:
ISUZU MOTORS LTD
International Classes:
F02M35/10; F01M13/00; F02D35/00; F02M26/06; F02M26/17; F02M26/36; F02M26/50
Domestic Patent References:
| JP2008150956A | 2008-07-03 | |||
| JP2010525231A | 2010-07-22 | |||
| JP2000008970A | 2000-01-11 | |||
| JP2005226505A | 2005-08-25 | |||
| JP2011220127A | 2011-11-04 | |||
| JP2013238144A | 2013-11-28 | |||
| JP2000161147A | 2000-06-13 |
Attorney, Agent or Firm:
Haruhisa Kinutani
Hiroyuki Hashiyama
Hiroyuki Hashiyama