To provide an oil supply system stabilizing the temperature of oil supplied for the purpose of control, lubrication, or the like below a prescribed value.
The oil supply system supplying oil from an oil pan storing oil to a supply destination includes a suction passage for sucking oil from the oil pan 18; an oil strainer 22 for removing impurities of the sucked oil; an oil pump 13 for sucking oil in the suction passage; a control valve 15 for adjusting oil pressure exhausted from the oil pump 13; a feed passage 17 for supplying the oil adjusted by the control valve 15 to the supply destination, and discharging the supplied oil to the oil pan 18; and a drain selector valve 20 for switching between discharging excessive oil caused during pressure adjustment by the control valve 15 to a part between the oil strainer 22 and oil pump 13, and discharging into the oil pan depending on the oil temperature.
HIBI TOSHIFUMI
| JP2003336511A | 2003-11-28 |
Kosaku Sugimura
Kiyoshi Kuruma
Shiro Fujitani
Tatsuya Sawada
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