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 7021059 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 04, 2006

Filed:

Nov. 01, 2002
Applicants:

Masashi Shinohara, Wako, JP;

Tsuneo Endoh, Wako, JP;

Atsushi Baba, Wako, JP;

Inventors:

Masashi Shinohara, Wako, JP;

Tsuneo Endoh, Wako, JP;

Atsushi Baba, Wako, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01K 23/10 (2006.01); F01N 5/02 (2006.01); F02G 5/02 (2006.01); F28D 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A heat exchange system is provided in which low temperature water from a supply pump () is split and supplied to an auxiliary evaporator () provided so as to cover an exhaust port () extending from a combustion chamber of an internal combustion chamber (E) and to a main evaporator () provided downstream of the exhaust port (). The direction of water flowing through the auxiliary evaporator () is parallel to the direction of flow of exhaust gas, and as a result an upstream section of the exhaust port (), which has a high temperature, can be cooled effectively with low temperature water, and the escape of heat from the upstream section of the exhaust port () can be suppressed. The direction of water flowing through the main evaporator () is opposite to the direction of flow of exhaust gas, thus ensuring that there is a temperature difference between the water and the exhaust gas along the whole length of the water passage of the main evaporator () and enabling the heat exchange efficiency to be improved.


Find Patent Forward Citations

Shinohara, Masashi. (2006). Heat exchange system (U.S. Patent No. 7021059). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7021059

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