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:
Oct. 15, 2013

Filed:

Apr. 14, 2011
Applicants:

Aaron Luft, Frankfort, IN (US);

Lucian Stanciu, Dayton, IN (US);

Catalin Tiru, Lafayette, IN (US);

Jeremy Byrd, West Lafayette, IN (US);

Inventors:

Aaron Luft, Frankfort, IN (US);

Lucian Stanciu, Dayton, IN (US);

Catalin Tiru, Lafayette, IN (US);

Jeremy Byrd, West Lafayette, IN (US);

Assignee:

Caterpillar Inc., Peoria, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B 33/44 (2006.01); F02B 33/00 (2006.01); F02B 27/02 (2006.01); F02M 25/07 (2006.01); F02M 35/10 (2006.01); F01N 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An internal combustion engine includes a plurality of combustion cylinders, at least one turbocharger, an air supply line, an exhaust gas line and an exhaust gas recirculation system. An exhaust manifold of the exhaust gas line may have both non-direction specific and modular pulse exhaust manifold elements. If the internal combustion engine has dual cylinder banks, an exhaust gas balance tube may extend between exhaust gas lines of the cylinder banks and be fluidly connected to an exhaust manifold between the ends thereof.


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