How to make an Extruded Heatsink - Nidec
@ 2008/08/13Nidec outline how to manufacturer an extruded aluminum heatsink like the kind sold with just about every Intel processor, in this patent application. If you've ever wondered how such a complex fin shape is squished out of a die and formed from raw aluminum, you'll like this. "HEAT SINK FAN, AND RADIATOR MANUFACTURING METHOD"