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SECONDARY BATTERY WITH AN OVERCHARGE PROTECTION DEVICE

  • US 20150303528A1
  • Filed: 12/29/2014
  • Published: 10/22/2015
  • Est. Priority Date: 04/21/2014
  • Status: Abandoned Application
First Claim
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1. A secondary battery with an overcharge protection device comprising:

  • a battery case with a chamber for holding a plurality of secondary battery cells;

    a heat dissipation plate fixed to the battery case;

    an overcharge discharge device disposed in the battery case and including a plurality of overcharge discharge modules electrically connected to the secondary battery cells, the number of the overcharge discharge modules being equal to that of the secondary battery cells, and each of the overcharge discharge modules including a balance resistor which is fixed to the heat dissipation plate and used to consume electric power;

    characterized in that;

    the battery case and the heat dissipation plate are made of metal, the balance resistors are cement resistors, a plurality of first connectors are electrically connected to the overcharge discharge modules, and a plurality of second connectors are electrically connected to the cement resistors and removably fixed to a corresponding one of the first connectors.

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