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:
Sep. 08, 2009
Filed:
Feb. 03, 2006
Hitoshi Matsushima, Ryugasaki, JP;
Hiroshi Fukuda, Odawara, JP;
Shunsuke Yamana, Odawara, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A liquid cooling apparatus for use in a disk array apparatus which contains a plural number of units having a disk drive inside of a housing and disposed within a rack, including an air-blow fan, a pump for transmitting liquid coolant, a radiator for transmitting heat absorbed into the liquid coolant into outside air, and pipes for connection of the pump and radiator. The liquid cooling apparatus further includes a temperature sensor disposed at a position for detecting temperature of the liquid coolant, which temperature changes in response to electric power consumed within the plural number of disk drives, and a rotation speed of the pump is controlled in dependence upon a detection signal from the temperature sensor.