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:
Nov. 11, 2014

Filed:

Aug. 25, 2009
Applicants:

Junichiro Kasuya, Isesaki, JP;

Tetsuya Nakano, Isesaki, JP;

Tomohiko Saito, Sagamihara, JP;

Masaaki Tokuda, Machida, JP;

Satoshi Ogiwara, Fujisawa, JP;

Inventors:

Junichiro Kasuya, Isesaki, JP;

Tetsuya Nakano, Isesaki, JP;

Tomohiko Saito, Sagamihara, JP;

Masaaki Tokuda, Machida, JP;

Satoshi Ogiwara, Fujisawa, JP;

Assignee:

Sanden Corporation, Gunma, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01K 23/10 (2006.01); F01K 23/06 (2006.01); F01K 25/00 (2006.01); F02B 27/00 (2006.01); F02B 27/02 (2006.01); F01N 5/02 (2006.01); F01K 13/02 (2006.01); F01P 9/06 (2006.01); F02G 5/04 (2006.01); F01K 25/08 (2006.01); F01P 7/16 (2006.01);
U.S. Cl.
CPC ...
F02G 5/04 (2013.01); Y02E 20/14 (2013.01); F01N 5/02 (2013.01); Y02T 10/166 (2013.01); F01P 7/162 (2013.01); F01K 13/02 (2013.01); F02G 2260/00 (2013.01); F01P 9/06 (2013.01); F01K 23/065 (2013.01); Y02T 10/16 (2013.01); F01N 2240/02 (2013.01); F01P 2050/24 (2013.01);
Abstract

A Rankine cycle () of a waste heat utilization device includes a circulation path () for circulating a working fluid therethrough, an evaporator () for causing heat to transfer from cooling water delivered from an internal combustion engine () to the working fluid to evaporate the working fluid, a superheater () for causing heat to transfer from the cooling water delivered from an exhaust gas heat exchanger () to the working fluid delivered from the evaporator to superheat the working fluid, an expander () for expanding the working fluid delivered from the superheater to produce driving force, a condenser () for condensing the working fluid delivered from the expander, and a pump () for feeding the working fluid delivered from the condenser to the evaporator. The evaporator, the superheater, the expander, the condenser and the pump are successively inserted in the working fluid circulation path.


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