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Heat sink made from longer and shorter graphite sheets

  • US 6,771,502 B2
  • Filed: 06/28/2002
  • Issued: 08/03/2004
  • Est. Priority Date: 06/28/2002
  • Status: Expired due to Term
First Claim
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1. A heat sink apparatus, comprising:

  • alternating longer and shorter sheets of graphite material having base ends, the sheets sandwiched together such that the longer sheets extend beyond the shorter sheets to define fins, and the base ends of the longer and shorter sheets are aligned together to define a general planar base surface for engaging an electronic device to be cooled by the heat sink apparatus, wherein the graphite material comprises a resin-impregnated sheet of compressed particles of exfoliated graphite.

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