The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 09, 2020
Filed:
Oct. 31, 2013
Nissan Motor Co., Ltd., Yokohama-shi, Kanagawa, JP;
Arata Taguchi, Yokohama, JP;
NISSAN MOTOR CO., LTD., Yokohama-shi, Kanagawa, JP;
Abstract
An oil supply device for an internal combustion engine includes: a variable displacement pump () that varies a discharge pressure at which oil is discharged; an oil passage () through which the oil discharged from the pump () flows; an oil filter () and an oil cooler () each of which is arranged in the oil passage (); a bypass passage () connected to the oil passage () and bypassing the oil cooler (); and a bypass valve () that opens and closes the bypass passage () according to a pressure of the oil. The bypass valve () is operated to control the flow of the oil through the oil cooleras the discharge pressure of the pump () is adjusted according to operating conditions of the internal combustion engine.