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:
Apr. 29, 2025

Filed:

Aug. 05, 2021
Applicant:

Komatsu Ltd., Tokyo, JP;

Inventors:

Kou Uchiyama, Tokyo, JP;

Yoshiaki Shimada, Tokyo, JP;

Wataru Nishiyama, Tokyo, JP;

Assignee:

KOMATSU LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 13/18 (2009.12); B60K 13/04 (2005.12); E02F 9/08 (2005.12); F01N 13/00 (2009.12);
U.S. Cl.
CPC ...
F01N 13/1805 (2012.12); B60K 13/04 (2012.12); E02F 9/0866 (2012.12); F01N 13/009 (2014.05); F01N 2590/08 (2012.12);
Abstract

A work machine where a plurality of exhaust treatment devices can appropriately be arranged is provided. The work machine includes an engine, a first exhaust treatment device that treats exhaust emitted from the engine, and a second exhaust treatment device that treats exhaust that has passed through the first exhaust treatment device. A longitudinal direction of the first exhaust treatment device is inclined with respect to a fore/aft direction and a lateral direction and inclined with respect to a longitudinal direction of the second exhaust treatment device.


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