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Title:
BALANCER DEVICE FOR INTERNAL COMBUSTION ENGINE AND BALANCER DEVICE WITH OIL PUMP
Document Type and Number:
WIPO Patent Application WO/2023/037739
Kind Code:
A1
Abstract:
This balancer device comprises: an upper housing mounted to an internal combustion engine, and a lower housing affixed to the upper housing; a balancer body stored in a space formed between the upper housing and the lower housing; and an oil pump affixed to at least the upper housing. An end surface of the upper housing and an end surface of the oil pump are mounted in contact with each other, and an end surface of the lower housing and an end surface of the oil pump are mounted with a prescribed gap therebetween.

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Inventors:
MATSUO MASATOSHI (JP)
KURITA MASAFUMI (JP)
Application Number:
PCT/JP2022/026670
Publication Date:
March 16, 2023
Filing Date:
July 05, 2022
Export Citation:
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Assignee:
HITACHI ASTEMO LTD (JP)
International Classes:
F01M1/06; F02F1/00; F02F7/00; F16F15/26
Domestic Patent References:
WO2017141917A12017-08-24
WO2007096270A12007-08-30
WO2018123682A12018-07-05
Foreign References:
JP2008111452A2008-05-15
JPH02212642A1990-08-23
JP2010060075A2010-03-18
JP2007024188A2007-02-01
JP2019157878A2019-09-19
JP2021127745A2021-09-02
JP2001074104A2001-03-23
Attorney, Agent or Firm:
YAMAMOTO, Osamu et al. (JP)
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