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BATTERY SWITCH FOR DOWNHOLE TOOLS

  • US 20060126249A1
  • Filed: 12/13/2004
  • Published: 06/15/2006
  • Est. Priority Date: 12/13/2004
  • Status: Active Grant
First Claim
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1. An electrical circuit for a downhole tool, comprising:

  • a battery;

    a load electrically connected to the battery; and

    at least one switch electrically connected in series with the battery and the load, wherein the at least one switch is configured to close when a tool temperature exceeds a selected temperature.

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