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:
Nov. 07, 2017

Filed:

Sep. 12, 2014
Applicant:

Yanmar Co., Ltd., Osaka, JP;

Inventors:

Akimichi Iwata, Osaka, JP;

Kazuhisa Yokoyama, Osaka, JP;

Yuusuke Koike, Osaka, JP;

Assignee:

Yanmar Co., Ltd., Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 9/00 (2006.01); F01N 3/023 (2006.01); F01N 3/025 (2006.01); B60K 35/00 (2006.01); B60K 37/06 (2006.01); B60K 31/00 (2006.01);
U.S. Cl.
CPC ...
F01N 9/002 (2013.01); B60K 31/00 (2013.01); B60K 35/00 (2013.01); B60K 37/06 (2013.01); F01N 3/023 (2013.01); F01N 3/0253 (2013.01); B60K 2350/928 (2013.01); B60Y 2200/20 (2013.01); B60Y 2300/476 (2013.01); F01N 2430/06 (2013.01); F01N 2590/08 (2013.01); F01N 2900/0422 (2013.01); F01N 2900/102 (2013.01); Y02T 10/47 (2013.01);
Abstract

Regarding a work vehicle configured to include an engine mounted on a travelling machine body and an exhaust gas purification device arranged in an exhaust gas path of the engine, it is an object to prevent the regeneration control of the exhaust gas purification device from being executed against an operator's will. The work vehicle of the present invention includes a regeneration switchconfigured to cause the regeneration control of an exhaust gas purification deviceto be executed. First, when a cumulative drive time of an enginehas passed in a prescribed time or longer, a regeneration control request warning is displayed on a meter panel. Then, only when a regeneration switchis manually operated by an operator after the display of the regeneration control request warning on the meter panel, the regeneration control of the exhaust gas purification deviceis started.


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