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:
May. 06, 2025
Filed:
Nov. 28, 2022
Applicant:
Yanmar Holdings Co., Ltd., Osaka, JP;
Inventors:
Keita Fujisaki, Osaka, JP;
Yohei Kamata, Osaka, JP;
Tsuyoshi Inoue, Osaka, JP;
Yusuke Oda, Osaka, JP;
Shigeru Aoki, Osaka, JP;
Koki Shimizu, Osaka, JP;
Assignee:
YANMAR HOLDINGS CO., LTD., Osaka, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/94 (2005.12); F01N 3/20 (2005.12);
U.S. Cl.
CPC ...
B01D 53/9495 (2012.12); B01D 53/9404 (2012.12); F01N 3/2066 (2012.12); B01D 53/9418 (2012.12); B01D 2251/2067 (2012.12); F01N 2560/07 (2012.12); F01N 2610/02 (2012.12); F01N 2610/1433 (2012.12); F01N 2610/1446 (2012.12); F01N 2610/1453 (2012.12); F01N 2610/146 (2012.12); F01N 2900/04 (2012.12); F01N 2900/1806 (2012.12); F01N 2900/1808 (2012.12); F01N 2900/1812 (2012.12); F01N 2900/1824 (2012.12);
Abstract
To provide a reducer supply device that can be made compact and has excellent maintainability. The reducer supply device includes a nozzle unit that adjusts a flow rate of a reducer which is to be supplied to a NOx purification catalyst device; and a pump unit that supplies the reducer to the nozzle unit. The nozzle unit and the pump unit are arranged at positions offset from each other in top view.