Title:
車載エンジンのオイル供給装置
Document Type and Number:
Japanese Patent JP6737696
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an oil supply device of an on-vehicle engine, which can make it hard to give a crew member the discomfort which is caused by the change of a pulsation sound based on the pulsation of the discharge pressure of said oil, when the discharge pressure of oil in an oil pump is changed.SOLUTION: A discharge pressure control part 303 of an oil supply device 210 changes the discharge pressure of oil at a lower change speed that when the discharge pressure of the oil is changed under the situation, in which the discharge pressure sensor value detected by a discharge pressure sensor 311 is less than a threshold value, when the discharge pressure of the oil in the oil pump 10 is changed.SELECTED DRAWING: Figure 1
Inventors:
Takayuki Hosoki
Hisayuki Ito
Noboru Takagi
Michitaka Yamamoto
Kamiya Shimatani
Blue willow Takahiko
Masahiro Yoshida
Uchiyama Yoshinobu
Toshiki Sato
Hirotaka Watanabe
Hisayuki Ito
Noboru Takagi
Michitaka Yamamoto
Kamiya Shimatani
Blue willow Takahiko
Masahiro Yoshida
Uchiyama Yoshinobu
Toshiki Sato
Hirotaka Watanabe
Application Number:
JP2016234268A
Publication Date:
August 12, 2020
Filing Date:
December 01, 2016
Export Citation:
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA
Aisin Seiki Co., Ltd.
Aisin Seiki Co., Ltd.
International Classes:
F04C14/00; F01M1/16; F04C2/10; F04C14/22
Domestic Patent References:
| JP5172111A | ||||
| JP2014159757A | ||||
| JP200248023A | ||||
| JP2005201225A |
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda