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 7082754 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 01, 2006

Filed:

Dec. 07, 2004
Applicants:

Makoto Otake, Yokohama, JP;

Junichi Kawashima, Yokosuka, JP;

Naoya Tsutsumoto, Yokohama, JP;

Terunori Kondou, Yokohama, JP;

Shouichirou Ueno, Yokohama, JP;

Takao Inoue, Yokohama, JP;

Toshimasa Koga, Yokohama, JP;

Inventors:

Makoto Otake, Yokohama, JP;

Junichi Kawashima, Yokosuka, JP;

Naoya Tsutsumoto, Yokohama, JP;

Terunori Kondou, Yokohama, JP;

Shouichirou Ueno, Yokohama, JP;

Takao Inoue, Yokohama, JP;

Toshimasa Koga, Yokohama, JP;

Assignee:

Nissan Motor Co., Ltd., Yokohama, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

This invention relates to regeneration of a filter () which traps particulate matter contained in the exhaust gas of a diesel engine () for a vehicle. A programmable controller () performs filter regeneration appropriately in accordance with the running pattern of the vehicle by calculating a first parameter indicating the frequency with which the diesel engine () performs an idling operation over a predetermined time period up to the present (S), calculating a second parameter indicating the temperature environment of the filter () over a predetermined time period up to the present (S), and determining whether or not the filter () can be regenerated completely on the basis of the first parameter and second parameter (S).


Find Patent Forward Citations

Otake, Makoto. (2006). Regeneration of diesel particulate filter (U.S. Patent No. 7082754). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7082754

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