Title:
内燃機関の吸気装置および吸気制御弁
Document Type and Number:
Japanese Patent JP7013788
Kind Code:
B2
Abstract:
To provide an intake system for an internal combustion engine that can make a valve less likely to reduce tumble at closing the valve, and to provide an intake control valve.SOLUTION: In an intake system 6 for an engine 1, a front side round shape part 13 with a circular shape is formed in a marginal part on an intake upstream side of an opening part formation surface 20 of a valve element 93 that forms an opening part SP to an inner surface of an intake passage 7 at valve closure, at a cross sectional surface in a direction orthogonal to an axial direction of a pair of turning shafts 91.SELECTED DRAWING: Figure 2
Inventors:
Atsushi Ito
Application Number:
JP2017202366A
Publication Date:
February 01, 2022
Filing Date:
October 19, 2017
Export Citation:
Assignee:
Aisin Co., Ltd.
International Classes:
F02B31/06
Domestic Patent References:
| JP2010014055A | ||||
| JP2015206321A | ||||
| JP2017089511A |
Foreign References:
| US20120145121 |
Attorney, Agent or Firm:
Hirokazu Miyazono
Yusuke Tanaka
Yusuke Tanaka