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Power Supply Cooling System

  • US 20080061046A1
  • Filed: 12/21/2006
  • Published: 03/13/2008
  • Est. Priority Date: 09/13/2006
  • Status: Abandoned Application
First Claim
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1. A cooling system for a power supply of a welding or plasma cutting system, comprising:

  • a heat sink having a base and a plurality of fins extending from the base, each fin having an outer fin edge, the plurality of fins forming at least one channel between adjacent fins, the at least one channel having a central portion and an end portion, the end portion corresponding to an end of the heat sink;

    a panel disposed along the outer fin edges of the adjacent fins to at least partially enclose the at least one channel, the panel extending from the central portion to at least a midpoint of the end portion; and

    a fan aligned with the heat sink that directs a gas flow to the central portion, at least a portion of the gas flow exiting the at least one channel at the end portion.

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