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:
Mar. 30, 2010
Filed:
Sep. 13, 2004
Applicants:
Kiminobu Hirata, Ageo, JP;
Takehiro Esaka, Ageo, JP;
Inventors:
Kiminobu Hirata, Ageo, JP;
Takehiro Esaka, Ageo, JP;
Assignee:
Nissan Diesel Motor Co., Ltd., Ageo-Shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
When an abnormality occurred in a SCR device is detected, the output of an engine is restricted. To this end, in one embodiment, at the time of an abnormality occurrence, a map adopted for calculating a fuel injection quantity is switched from that for a normal time (S). Further, as the abnormality to be detected, the clogging of an injection nozzle, the dilution of urea water stored in a tank, or the like is adopted.
Hirata, Kiminobu. (2010). Engine control apparatus and engine operating method (U.S. Patent No. 7685810). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7685810
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