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.:
Date of Patent:
Oct. 08, 2019
Filed:
Mar. 31, 2017
Applicant:
Yanmar Co. Ltd., Osaka-shi, Osaka, JP;
Inventors:
Yu Matsui, Osaka, JP;
Yoshiyuki Sandou, Osaka, JP;
Assignee:
YANMAR CO., LTD., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 3/20 (2006.01); F01N 3/28 (2006.01); F01N 11/00 (2006.01); F01N 13/00 (2010.01); A01D 41/12 (2006.01);
U.S. Cl.
CPC ...
F01N 3/2066 (2013.01); A01D 41/12 (2013.01); F01N 3/2892 (2013.01); F01N 11/007 (2013.01); F01N 13/008 (2013.01); F01N 2550/05 (2013.01); F01N 2560/026 (2013.01); F01N 2590/08 (2013.01); F01N 2610/02 (2013.01); Y02T 10/24 (2013.01);
Abstract
In an engine device having a urea mixing pipe which injects urea water into exhaust gas of an engine, and an SCR case which removes nitrogen oxides in the exhaust gas of the engine, and structured such that an inlet side of the SCR case is connected to an outlet side of the urea mixing pipe, an exhaust gas outlet side of the SCR case is connected to an exhaust gas inlet side of the urea mixing pipe where a urea water injection means is arranged, and an exhaust gas inlet side of the urea mixing pipe is supported to the exhaust gas outlet side of the SCR case.