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:
Feb. 20, 2001

Filed:

Sep. 20, 1999
Applicant:
Inventors:

Tatsuo Sugimoto, Okazaki, JP;

Norihisa Sasano, Anjo, JP;

Satomi Muto, Nishikasugi-gun, JP;

Takaaki Sakane, Nagoya, JP;

Etuo Hasegawa, Nagoya, JP;

Assignee:

Denso Corporation, Kariya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F28F 1/300 ;
U.S. Cl.
CPC ...
F28F 1/300 ;
Abstract

A double heat exchanger includes a radiator having a radiator tank and a radiator core portion, and a condenser having a condenser tank and a condenser core portion. The radiator tank and the condenser tank are integrally connected by a connection portion protruding from the radiator and the condenser tanks toward the radiator and condenser core portions. Therefore, the connection portion is cooled by air passing through the radiator and condenser core portions. Thus, the connection portion restricts heat from the radiator tank from being transmitted to the condenser tank through the connection portion, thereby preventing heat-exchanging capacity of the condenser from being decreased in the double heat exchanger.


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