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Title:
OIL SUPPLY DEVICE FOR INTERNAL COMBUSTION ENGINE
Document Type and Number:
WIPO Patent Application WO/2020/067034
Kind Code:
A1
Abstract:
Provided is an oil supply device for an internal combustion engine, with which it is possible to improve fuel efficiency. This oil supply device for an internal combustion engine is provided with an oil pump driven by the internal combustion engine and delivering oil to a main oil passage, a relief valve for controlling the pressure of the oil in the main oil passage, an oil check valve for changing the amount of supply of the oil to an oil jet from a second oil passage on the downstream side of the main oil passage, and a control unit for controlling the operation of the relief valve and the oil check valve.

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JP3466352OIL SUPPLY DEVICE FOR FOUR-CYCLE INTERNAL COMBUSTION ENGINE
Inventors:
KOMATSU AKIRA (JP)
Application Number:
PCT/JP2019/037313
Publication Date:
April 02, 2020
Filing Date:
September 24, 2019
Export Citation:
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Assignee:
ISUZU MOTORS LTD (JP)
International Classes:
F01M1/08; F01M1/16; F01P3/08
Foreign References:
JP2003020945A2003-01-24
JPH0868308A1996-03-12
JPH0521126U1993-03-19
JPH03249315A1991-11-07
DE4224973A11994-02-03
DE102009038676A12011-06-16
Attorney, Agent or Firm:
WASHIDA & ASSOCIATES (JP)
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