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. 05, 2022

Filed:

Sep. 23, 2020
Applicant:

Cummins Inc., Columbus, IN (US);

Inventor:

Stephen Russell Cox, Indianapolis, IN (US);

Assignee:

Cummins Inc., Columbus, IN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 13/18 (2010.01); F01N 13/00 (2010.01); F01N 13/08 (2010.01); F02F 11/00 (2006.01); F16L 23/18 (2006.01);
U.S. Cl.
CPC ...
F01N 13/085 (2013.01); F02F 11/00 (2013.01); F16L 23/18 (2013.01);
Abstract

A system for sealing components of an exhaust system in an engine system comprises a bellows with an elongated portion. A flange is coupled to the elongated portion, the flange comprising a first portion and a second portion. An extended portion extends between the first portion and the second portion, the extended portion defining a gap and having a cross-sectional shape different than the first portion and the second portion. A connector is configured to couple an aftertreatment system to the flange. The connector comprises a sealing surface adjacent to the flange. A sealing component is sized and configured to fit partially within the gap and contact the sealing surface to create a seal between the extended portion and the sealing surface.


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