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.

Date of Patent:
Sep. 01, 2020

Filed:

Jun. 08, 2017
Applicant:

Kubota Corporation, Osaka-shi, Osaka, JP;

Inventors:

Masayuki Togawa, Sakai, JP;

Kazunari Tsujino, Sakai, JP;

Assignee:

KUBOTA Corporation, Osaka-Shi, Osaka, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 9/00 (2006.01); F01N 3/02 (2006.01); F01N 3/00 (2006.01); F01N 11/00 (2006.01); F01N 3/36 (2006.01); F01N 3/10 (2006.01); F01N 3/021 (2006.01); F01N 3/30 (2006.01); F01N 3/025 (2006.01); F01N 3/05 (2006.01); F01N 3/023 (2006.01); F01N 3/22 (2006.01); F01N 3/20 (2006.01); F02D 41/04 (2006.01); F02D 41/24 (2006.01); F02D 41/02 (2006.01);
U.S. Cl.
CPC ...
F01N 9/002 (2013.01); F01N 3/021 (2013.01); F01N 3/023 (2013.01); F01N 3/025 (2013.01); F01N 3/0238 (2013.01); F01N 3/0256 (2013.01); F01N 3/05 (2013.01); F01N 3/103 (2013.01); F01N 3/106 (2013.01); F01N 3/2033 (2013.01); F01N 3/22 (2013.01); F01N 3/30 (2013.01); F01N 3/36 (2013.01); F01N 11/00 (2013.01); F01N 2240/14 (2013.01); F01N 2260/04 (2013.01); F01N 2270/04 (2013.01); F01N 2590/08 (2013.01); F01N 2610/03 (2013.01); F01N 2610/08 (2013.01); F01N 2900/0414 (2013.01); F01N 2900/0421 (2013.01); F01N 2900/0422 (2013.01); F01N 2900/08 (2013.01); F01N 2900/10 (2013.01); F01N 2900/1616 (2013.01); F02D 41/021 (2013.01); F02D 41/022 (2013.01); F02D 41/029 (2013.01); F02D 41/042 (2013.01); F02D 41/2403 (2013.01); F02D 2200/604 (2013.01); F02N 2200/0803 (2013.01); Y02T 10/26 (2013.01); Y02T 10/47 (2013.01);
Abstract

An exhaust treatment device for a diesel engine includes a parked regeneration requirement notification component, and a parked regeneration start operation component, a regeneration process of a diesel particulate filter includes an automatic regeneration process and a parked regeneration process, the automatic regeneration process is automatically started when an estimation value of particulate material accumulated in the diesel particulate filter reaches a predetermined value, and the parked regeneration process is performed when first and second conditions are satisfied, the first condition being that a parked regeneration requirement notification component performs a notification of a parked regeneration requirement when a number of cancellations of the automatic regeneration process reaches a predetermined value or more, the second condition being that the parked regeneration start operation component is subjected to a start operation during a parked state in which an engine equipped machine is neither traveling nor working.


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