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Heat sink having air movement device positioned among tins and between heating elements

  • US 5,689,404 A
  • Filed: 10/26/1995
  • Issued: 11/18/1997
  • Est. Priority Date: 03/17/1995
  • Status: Expired due to Term
First Claim
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1. A heat sink for removing heat from at least two heating elements mounted on a printed wiring board, comprising:

  • a base member having a lower surface and an upper surface, said lower surface being mounted on said first and second heating elements, said upper surface having a blowing region located between said first and second heating elements, and a plurality of upwardly projecting radiation fins formed on the upper surface except at said blowing region; and

    an air blower provided in said blowing region for circulating air through said radiation fins.

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