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:
Oct. 22, 2019
Filed:
May. 23, 2014
Applicant:
Nissan Motor Co., Ltd., Yokohama-shi, Kanagawa, JP;
Inventor:
Hiroyuki Nagai, Kanagawa, JP;
Assignee:
NISSAN MOTOR CO., LTD., Yokohama-shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01P 7/16 (2006.01); F01P 3/02 (2006.01); F01N 5/02 (2006.01); F01P 3/20 (2006.01); F01P 11/20 (2006.01); F02B 29/04 (2006.01);
U.S. Cl.
CPC ...
F01P 3/02 (2013.01); F01N 5/02 (2013.01); F01P 3/20 (2013.01); F01P 7/167 (2013.01); F01P 11/20 (2013.01); F02B 29/0412 (2013.01); F01P 2060/16 (2013.01); F01P 2060/18 (2013.01); Y02T 10/146 (2013.01); Y02T 10/16 (2013.01);
Abstract
A cooling circuit for internal combustion engines includes an internal combustion engine, a pressure-feeding unit for feeding coolant, which cools the internal combustion engine under pressure, a valve unit having a plurality of heat exchangers connected in parallel thereto, an exhaust heat recovery system for recovering heat from exhaust air of the internal combustion engine by the coolant, a first circulation circuit including the pressure-feeding unit, the valve unit and the exhaust heat recovery system, and a second circulation circuit including the pressure-feeding unit and the exhaust heat recovery system.