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. 11, 2023

Filed:

Jun. 10, 2021
Applicant:

Cnh Industrial America Llc, New Holland, PA (US);

Inventors:

Kaushal Ghorpade, Chicago, IL (US);

Panos Tamamidis, Mount Prospect, IL (US);

Samrendra K. Singh, Bolingbrook, IL (US);

Assignee:

CNH Industrial America LLC, New Holland, PA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/20 (2006.01); F01N 3/28 (2006.01);
U.S. Cl.
CPC ...
F01N 3/208 (2013.01); F01N 3/2066 (2013.01); F01N 3/2821 (2013.01); F01N 2590/08 (2013.01); F01N 2610/02 (2013.01); F01N 2610/1446 (2013.01);
Abstract

An aftertreatment system for a work vehicle includes: a fluid injector configured to inject a treatment fluid; a selective catalytic reducer (SCR) substrate; and a mixer fluidly coupled to the fluid injector and the SCR substrate and including at least one scroll defining a scroll open area and configured to receive a flow of exhaust gas and the treatment fluid. The mixer has a fixed wall and a plate displaceably coupled to the fixed wall, the plate being associated with the at least one scroll such that a change in a flow rate of exhaust gas into the at least one scroll passively causes displacement of the plate to adjust a size of the scroll open area.


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