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BATTERY FOR A HANDHELD MACHINE TOOL AND METHOD FOR PRODUCING A BATTERY FOR A HANDHELD MACHINE TOOL

  • US 20150325826A1
  • Filed: 07/16/2015
  • Published: 11/12/2015
  • Est. Priority Date: 01/16/2013
  • Status: Active Grant
First Claim
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1. A battery unit for a handheld machine tool comprising:

  • a plurality of battery cells, with at least one of the battery cells being an isolation battery cell; and

    a fire protection jacket comprising an intumescent material,wherein said fire protection jacket surrounds the isolation battery cell at least partially such that the isolation battery cell is surrounded by the fire protection jacket at a predetermined temperature such that the isolation battery cell is thermally insulated.

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