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.:
Date of Patent:
Dec. 12, 2006
Filed:
Mar. 05, 2004
Hitoshi Matsushima, Ryugasaki, JP;
Ichirou Asano, Seto, JP;
Hitoshi Matsushima, Ryugasaki, JP;
Ichirou Asano, Seto, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
In an electronic apparatus, including personal computers, being called by a desktop type and a notebook type, as well as a server, etc., comprising a redundant cooling system, mounting a CPUnecessitating cooling in a housingwherein a liquid cooling system for cooling the CPU comprises: a cooling jacketa radiatorand two () sets of circulation pumps, and there are further provided check valvesandand conduits. . . , so as to maintain circulation of the liquid coolant even when one of the two () sets of circulation pumps stops the function thereof, through the other circulation pump, thereby built up a redundant liquid cooling system.