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:
Jul. 20, 2004
Filed:
Mar. 04, 2003
Applicant:
Inventors:
Assignee:
Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/00 ;
U.S. Cl.
CPC ...
F01N 3/00 ;
Abstract
An exhaust emission control device having a deposit amount detecting section for detecting a deposit amount correlation value Qpm of the particulate matter captured by a diesel particulate filter, a temperature detecting section for detecting a temperature correlation value Tdpf of the particulate filter, and a correction section for correcting the target idle rotating speed Ni to the higher rotating speed to suppress overheating of the diesel particulate filter in accordance with detection results of the deposit amount detecting section and the temperature detecting section.