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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 9429089 B1

PDFFull Text
Date of Patent:
Aug. 30, 2016

Filed:

Jul. 13, 2011

Control device of engine

Applicants:

Shinji Nakagawa, Mito, JP;

Akihito Numata, Hitachiomiya, JP;

Eisaku Fukuchi, Mito, JP;

Inventors:

Shinji Nakagawa, Mito, JP;

Akihito Numata, Hitachiomiya, JP;

Eisaku Fukuchi, Mito, JP;

Assignee:

Hitachi Automotive Systems, Ltd., Hitachinaka-shi, JP;

Attorney:

Crowell & Moring LLP

Primary Examiner:

Hieu T Vo

Assistant Examiner:

Sherman Manley

Int. Cl.
CPC ...
F02D 41/00 (2006.01); F02D 41/04 (2006.01); F02D 41/06 (2006.01); F02D 41/08 (2006.01); F02D 41/14 (2006.01); F02D 41/18 (2006.01); F02P 5/15 (2006.01); G01M 15/05 (2006.01);
U.S. Cl.
CPC ...
F02D 41/04 (2013.01); F02D 41/06 (2013.01); F02D 41/08 (2013.01); F02D 41/1459 (2013.01); F02D 41/1498 (2013.01); F02D 41/18 (2013.01); F02D 2200/0406 (2013.01); F02D 2200/0414 (2013.01); F02D 2200/101 (2013.01); F02D 2200/1012 (2013.01); F02P 5/15 (2013.01); G01M 15/05 (2013.01);
Abstract

A control device of an engine includes means for detecting an efficiency of the engine, means for detecting a combustion stability of the engine, means for detecting an HC discharged quantity, and means for executing a notification. The notification is executed when the efficiency of the engine and the combustion stability of the engine do not fall in a predetermined region A. The predetermined region Ais a range of the efficiency of the engine and the combustion stability of the engine. The HC discharged quantity at the time of engine start is a predetermined value or less.

Find Patent Forward Citations

Nakagawa, Shinji. (2016). Control device of engine (U.S. Patent No. 9429089). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9429089

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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