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.:

US 8347846 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 08, 2013

Filed:

Jun. 09, 2009
Applicants:

Hideo Kobayashi, Mishima, JP;

Toshihisa Sugiyama, Gotenba, JP;

Katuhiko Arisawa, Gotenba, JP;

Kenichi Yamada, Yaizu, JP;

Kunihiko Hayashi, Odawara, JP;

Akihito Hosoi, Susono, JP;

Syusaku Sugamoto, Susono, JP;

Inventors:

Hideo Kobayashi, Mishima, JP;

Toshihisa Sugiyama, Gotenba, JP;

Katuhiko Arisawa, Gotenba, JP;

Kenichi Yamada, Yaizu, JP;

Kunihiko Hayashi, Odawara, JP;

Akihito Hosoi, Susono, JP;

Syusaku Sugamoto, Susono, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01P 7/14 (2006.01); F01P 5/10 (2006.01); F01M 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A vehicle control systemincludes a water pumpwith an electromagnetic clutch, an oil relief device, an OCV, a water temperature sensor, and an ECU. The ECUcauses the electromagnetic clutch of the water pumpto be disengaged on the basis of the detection result detected by the water temperature sensor, and stops the coolant circulation. The ECUinstructs the OCVto adjust the lubricant pressure to low by an oil relief device. The ECUdetermines whether or not the adjustment of the lubricant pressure to low by the oil relief deviceis stopped on the basis of the detection result detected by the water temperature sensorwhen the engagement of the electromagnetic clutch of the water pumpcontinues for a given period.


Find Patent Forward Citations

Kobayashi, Hideo. (2013). Control device for internal combustion engine (U.S. Patent No. 8347846). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8347846

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