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Battery unit which can detect an abnormal temperature rise of at least one of a plurality of cells

  • US 6,444,350 B1
  • Filed: 03/09/2000
  • Issued: 09/03/2002
  • Est. Priority Date: 03/12/1999
  • Status: Expired due to Term
First Claim
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1. A battery unit comprising:

  • a plurality of cells connected in series or in parallel; and

    a plurality of temperature sensors operable to detect cell temperature, each of said plurality of temperature sensors being connected adjacent to a surface of one of said plurality of cells, wherein a total number of said plurality of temperature sensors is less than a total number of said plurality of cells.

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