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.:

US 10247144 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 02, 2019

Filed:

Oct. 23, 2013
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventor:

Brent Keppy, Waterford, MI (US);

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 26/00 (2016.01); F02M 26/32 (2016.01); F02M 26/30 (2016.01); F01P 11/20 (2006.01); F02N 19/04 (2010.01);
U.S. Cl.
CPC ...
F02M 26/32 (2016.02); F02M 26/30 (2016.02); F01P 2011/205 (2013.01); F01P 2060/16 (2013.01); F02N 19/04 (2013.01);
Abstract

A method includes operating an internal combustion engine producing, as a byproduct, exhaust gases. The flow of exhaust gases are segregated into a first, relatively hot flow and a second, relatively cold flow. The second flow is directed to an intake of the internal combustion engine for combustion with fresh intake air and fuel. Heat energy from the first flow is stored in a latent heat storage device. Heat energy is released from the latent heat storage device to reduce cold start emissions during a subsequent operation of the internal combustion engine after a period of shutoff.


Find Patent Forward Citations

Keppy, Brent. (2019). Engine exhaust gas recirculation cooling system with integrated latent heat storage device (U.S. Patent No. 10247144). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10247144

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