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Battery pack

  • US 7,479,346 B1
  • Filed: 08/10/2005
  • Issued: 01/20/2009
  • Est. Priority Date: 08/13/2004
  • Status: Active Grant
First Claim
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1. A battery pack, comprising:

  • bus lines connecting a plurality of source trains in parallel, each source train including a plurality of voltage sources connected in series and each voltage source including one or more batteries;

    one or more balance lines providing electrical communication between the source trains such that the voltage sources are arranged in a plurality of parallel groups, each parallel group including a voltage source in one of the source trains connected in parallel with a voltage source from each of the source trains and each voltage source is not included in more than one of the parallel groups; and

    a balance connector connected to a portion of the voltage sources,the balance connector serving as the balance line and also as series lines,the balance connector includes a plurality of tabs extending from a common region,the tabs providing electrical communication between one of the voltage sources and the common region.

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