Patent ID: 7149084
Filing Date: 2006-12-12
Classification: F28D,F28F,G06F,H01L,H05K

Abstract:
1. An electronic apparatus, installing a semiconductor element generating heat within an inside of a housing, thereby necessitating cooling for maintaining a normal operation thereof, and including a cooling system within the inside of said housing or in a portion thereof, said cooling system comprising: a cooling jacket being thermally connected to the semiconductor element, for transmitting heat generated therefrom into a liquid coolant flowing inside thereof; a radiator for radiating the heat transmitted into the liquid coolant in said cooling jacket into an outside of the apparatus; and a circulation pump for circulating said liquid coolant within a loop, including said cooling jacket and said radiator therein, wherein: said circulation pump is provided in a plural number thereof, and further circulation pumps are provided with a bypass channel and a check valve, which has means for detecting malfunction of the circulation pumps.