H - Electricity – 01 – L
Patent
H - Electricity
01
L
356/113
H01L 23/46 (2006.01) H01L 23/473 (2006.01)
Patent
CA 1255811
ABSTRACT OF THE DISCLOSURE In a heat sink for semiconductor elements and the like, a pipe made of a heat-conductive material such as copper, aluminum and the like is bent at a middle portion thereof and wound such that a forward flow passage and a return flow passage for a liquid coolant are both formed into a spiral shape with the bent portion held at the center of the spiral.
518362
Ikegame Hiroo
Ito Takuro
Matsumoto Toshiaki
Nonaka Shigeo
Fetherstonhaugh & Co.
Kabushiki Kaisha Toshiba
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