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:
Aug. 01, 2006

Filed:

Sep. 02, 2005
Applicants:

Masahiro Kobayashi, Ota, JP;

Hideaki Mukaida, Oizumi-Machi, JP;

Hiroshi Mukaiyama, Oizumi-Machi, JP;

Norio Sawada, Oizumi-Machi, JP;

Masafumi Ueda, Oizumi-Machi, JP;

Shigeya Ishigaki, Ora-Machi, JP;

Koji Sato, Oizumi-Machi, JP;

Inventors:

Masahiro Kobayashi, Ota, JP;

Hideaki Mukaida, Oizumi-Machi, JP;

Hiroshi Mukaiyama, Oizumi-Machi, JP;

Norio Sawada, Oizumi-Machi, JP;

Masafumi Ueda, Oizumi-Machi, JP;

Shigeya Ishigaki, Ora-Machi, JP;

Koji Sato, Oizumi-Machi, JP;

Assignee:

SANYO Electric Co., Ltd., Gunma-Ken, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F28F 1/20 (2006.01); F28D 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A heat exchanger is provided in which high heat transfer efficiency has been attained by optimizing the slit array and setting an optimum range for the width of a slit and the spacing between slits. Slitsandformed in front of the heat transfer coiland slitsandformed behind the heat transfer coil are arranged so as to provide a mutually different length among adjoining partitioned slits in the vertical direction, as well as a mutually different length between directly opposite partitioned slits in the horizontal direction. As a result, the position at which the slit is partitioned is staggered.


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