摘要 |
<p>A heat sink (10) is formed by an aluminium framework composed of thick walls (1) interconnected by thin fins (2). The fins (2) are about 0.10 to 0.20 mm in thickness and are spaced apart by about 0.5 mm to 1.5 mm so as to form cells (4). The cells (4) are filled with a wax.</p> |