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CURRENT BREAKING METHOD FOR RECHARGEABLE BATTERY AND BATTERY PACK USING THE SAME

  • US 20090267568A1
  • Filed: 04/02/2009
  • Published: 10/29/2009
  • Est. Priority Date: 04/25/2008
  • Status: Active Grant
First Claim
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1. A current breaking method of rechargeable battery, the method comprising:

  • (a) measuring a current value when a current flows through a high current path of a rechargeable battery;

    (b) measuring a duration time of the current flowing through the high current path;

    (c) setting a permission time for which the current is permitted to flow according to a magnitude of the measured current value; and

    (d) interrupting the current flowing through the high current path when the duration time of the current exceeds the permission time.

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