Title:
内燃機関用バランサ装置
Document Type and Number:
Japanese Patent JP7075783
Kind Code:
B2
Abstract:
Disclosed is a balancer device for an internal combustion engine, wherein: a pump mounting fixing part to which an oil pump is fixed is formed on an end surface of a lower housing member; a gear accommodation part in which a pump driving gear and a reduction gear are accommodated is provided between the oil pump and the pump mounting fixing part; a rigidity-reinforcing part in which an oil discharge passage is defined in communication with a discharge port of the oil pump is formed on the lower housing member so as to extend in a direction of extension of first and second balancer shafts on an outer side of the lower housing member; and a portion of the pump mounting fixing part formed on the end surface of the lower housing member and the rigidity-reinforcing part are made integral with each other.
Inventors:
Masashi Sawada
Application Number:
JP2018040589A
Publication Date:
May 26, 2022
Filing Date:
March 07, 2018
Export Citation:
Assignee:
Hitachi Astemo, Ltd.
International Classes:
F16F15/26; F01M1/02; F02B77/00
Domestic Patent References:
| JP2010190407A | ||||
| JP2016151299A |
Foreign References:
| WO2017141917A1 |
Attorney, Agent or Firm:
Polaire Patent Business Corporation