Title:
内燃機関
Document Type and Number:
Japanese Patent JP6562019
Kind Code:
B2
Abstract:
An internal combustion engine includes: a main combustion chamber; an intake port connected to the main combustion chamber at an intake opening; an exhaust port connected to the main combustion chamber at an exhaust opening; a sub-chamber provided between the intake opening and the exhaust opening, and connected to the main combustion chamber through a plurality of through-holes; a fuel injector injecting fuel into the sub-chamber; and a spark plug performing ignition in the sub-chamber. A tumble flow flows from a first side to a second side as seen from the sub-chamber. The through-holes include: a first through-hole formed in a first side part of a side wall of the sub-chamber; and a second through-hole different from the first through-hole. A diameter of the first through-hole is larger than that of the second through-hole.
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| JPS56151213 | SPARK IGNITION TYPE INTERNAL COMBUSTION ENGINE |
Inventors:
Tadashi Muto
Application Number:
JP2017051669A
Publication Date:
August 21, 2019
Filing Date:
March 16, 2017
Export Citation:
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA
International Classes:
F02B15/00; F02B19/12; F02B19/16; F02B23/10; F02D41/34; F02D43/00
Domestic Patent References:
| JP6299854A | ||||
| JP8284665A | ||||
| JP2153221A | ||||
| JP2014062484A | ||||
| JP2007192235A |
Attorney, Agent or Firm:
Hideki Takahashi
Mamoru Takada
Hidekazu Onishi
Mamoru Takada
Hidekazu Onishi