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:
Mar. 08, 2005

Filed:

Mar. 26, 2002
Applicant:

Takeshi Igarashi, Isehara, JP;

Inventor:

Takeshi Igarashi, Isehara, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K007/20 ;
U.S. Cl.
CPC ...
Abstract

A personal computer provided with heat-generating parts such as a CPU, a cooling unit that releases the heat generated by the heat-generating part to the outside of the personal computer has a container structure so that the cooling liquid in the interior does not leak to the outside. Also, part of the container structure is provided with a heat connection part for receiving the heat transferred from the outside of the cooling unit. Furthermore, there is provided means of heat transfer for transferring the heat generated by the heat-generating part to the cooling unit, one end of this means of heat transfer being thermally connected to the heat connection part of the cooling unit and the other end thereof being thermally connected to the heat-generating part. This prevents troubles in the personal computer due to the moisture permeation of the cooling liquid of cooling unit and leakage of the cooling liquid. Also, disassembly and assembly is made easy by forming the cooling unit as a separate structure.


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