Title:
内燃機関
Document Type and Number:
Japanese Patent JP6879221
Kind Code:
B2
Abstract:
An internal combustion engine includes: three or more cylinders including cylinders A, B and C according to the present disclosure arranged in a row in the cylinder row direction; and a balancer device for reducing engine vibration. The balancer device includes a balancer shaft arranged so as to extend from the cylinder A to the cylinder C along the cylinder row direction in a crank chamber. The balancer shaft includes: a first opening formed on the outer surface of the balancer shaft at a first location associated with the cylinder A in the cylinder row direction; a second opening formed on the outer surface at a second location associated with the cylinder C in the cylinder row direction; and a communication passage formed inside the balancer shaft so as to connect the first opening with the second opening.
Inventors:
Makoto Okawa
Naoya Ikeda
Naoya Ikeda
Application Number:
JP2018003579A
Publication Date:
June 02, 2021
Filing Date:
January 12, 2018
Export Citation:
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA
International Classes:
F02B77/00; F02F7/00; F16F15/26
Domestic Patent References:
| JP2010180747A | ||||
| JP2009222039A | ||||
| JP2245412A | ||||
| JP3185220A | ||||
| JP2501811A | ||||
| JP2008534833A | ||||
| JP2000509783A | ||||
| JP2005291041A | ||||
| JP11022443A | ||||
| JP60209620A | ||||
| JP57193708A |
Foreign References:
| US20090044791 | ||||
| KR101500409B1 |
Attorney, Agent or Firm:
Hideki Takahashi
Mamoru Takada
Hidekazu Onishi
Mamoru Takada
Hidekazu Onishi