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:
Jun. 15, 2010

Filed:

Dec. 08, 2008
Applicant:

Kentaro Tomioka, Sayama, JP;

Inventor:

Kentaro Tomioka, Sayama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 7/20 (2006.01); H01L 23/36 (2006.01);
U.S. Cl.
CPC ...
Abstract

According to one embodiment, an electronic device includes a heat generating part housed inside a cabinet and a loop heat pipe housed inside the cabinet, which includes an internal flow path having a loop shape in which a working fluid is sealed. The loop heat pipe further includes a heat receiving unit, a heat radiating unit, a vapor flow path which allows a gasified portion of the working fluid to flow from the heat receiving unit towards the heat radiating unit, a liquid returning flow path which allows a liquefied portion of the working fluid to flow from the heat radiating unit towards the heat receiving unit, and a wick provided at a position adjacent to the vapor flow path inside the liquid returning flow path. The wick also serves as a partition portion which partitions the vapor flow path and the liquid returning flow path from each other.


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