Patent ID: 6164368
Filing Date: 2000-12-26
Classification: F28D,F28F,G06F,H01L

Abstract:
A portable computing device comprising a thin housing having a keyboard, a display unit free to open and close relative to the housing, and a heat sink for discharging the heat generated by an electronic component of the computing device and disposed downward of the keyboard within the housing, the heat sink comprising in its entirety a metal base composed of two metal sheets joined each other, a heat pipe portion being formed between the two metal sheets to form a hollow portion in a required pattern for sealing a working liquid in the hollow portion, the heat pipe portion comprising a heat receiving portion and at least one looplike part having opposite ends communicating with the heat receiving portion, a mount portion for electronic component provided on the metal base at a region thereof where the heat pipe portion corresponds to the heat receiving portion.