Charging battery cartridge and its manufacture method

Charging battery cartridge and its manufacture method

  • CN 101,262,047 B
  • Filed: 03/10/2008
  • Issued: 07/10/2013
  • Est. Priority Date: 03/09/2007
  • Status: Active Grant
First Claim
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1. a method of making charging battery cartridge comprises the following steps:

  • Center on the zone that will be formed for the groove of electrode assemblie in the box film, form cutting part discontinuously at the preset distance place;

    In described box film, form described groove;

    Wherein said cutting part is formed on the front of each the described groove on the moving direction of described box film, thereby and described cutting part further be formed on the both sides of each described groove with along the front side of described groove formed described cutting part continuous.

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