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Chipset cooling device of video graphic adapter card

  • US 6,937,474 B2
  • Filed: 04/04/2003
  • Issued: 08/30/2005
  • Est. Priority Date: 04/06/2002
  • Status: Expired due to Fees
First Claim
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1. A chipset cooling device of a video graphics adapter card, which cools a chipset mounted on a printed circuit board of the video graphics adapter card, the chipset cooling device comprising:

  • a first heatsink mounted on the same side as the chipset to dissipate heat generated by the chipset;

    a second heatsink mounted on a side opposite to the first heatsink, with the PCB between the first and second heatsink; and

    at least one heatpipe, which connects the first heatsink and the second heatsink so as to transfer heat from the first heatsink to the second heatsink, and is folded at least once around the PCB such that an end portion is connected to the first heatsink and the other end portion is connected to the second heatsink.

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