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:
May. 31, 2016

Filed:

Feb. 28, 2014
Applicant:

Komatsu Ltd., Tokyo, JP;

Inventors:

Hayato Matsumoto, Hiratsuka, JP;

Mitsuhiro Shimazu, Fujisawa, JP;

Assignee:

Komatsu Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01M 17/00 (2006.01); F01N 3/00 (2006.01); F01N 11/00 (2006.01); F02D 41/02 (2006.01); F02D 41/22 (2006.01);
U.S. Cl.
CPC ...
F01N 11/00 (2013.01); F02D 41/0235 (2013.01); F02D 41/22 (2013.01); F01N 2550/05 (2013.01); F01N 2610/02 (2013.01); F01N 2900/1814 (2013.01); F02D 2041/228 (2013.01);
Abstract

An error releasing device for a work vehicle to release an error related to an exhaust gas treatment system when the error related to the exhaust gas treatment system has occurred includes: an input unit configured to input at least temporary input information; an authentication unit including a processing algorithm common with a processing algorithm of an external device that generates the temporary input information, and configured to authenticate the input temporary input information by using the processing algorithm; and an error release processing unit configured to release the error related to the exhaust gas treatment system when the temporary input information acquired from the external device by using inquiry information obtained through a predetermined operating procedure is input and further the temporary input information is authenticated by the authentication unit.


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