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:
Jun. 01, 2021
Filed:
Aug. 13, 2019
Applicant:
Caterpillar Inc., Peoria, IL (US);
Inventors:
Dongming Tan, Dunlap, IL (US);
Michael Pollard, Peoria, IL (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 26/22 (2016.01); F02M 26/32 (2016.01); F02M 26/29 (2016.01); F02M 26/28 (2016.01);
U.S. Cl.
CPC ...
F02M 26/22 (2016.02); F02M 26/28 (2016.02); F02M 26/29 (2016.02); F02M 26/32 (2016.02);
Abstract
An EGR cooler includes an elongated, stainless steel cooler housing with a first end having a stainless steel end plate and a second end opposite the first end, and an Inconel diffuser having an inlet end defining a gas inlet and an outlet end welded to the stainless steel end plate. The stainless steel end plate having a first thickness and the outlet end of the Inconel diffuser including a sidewall having a second thickness that is 50% or less of the first thickness.