Battery pack for cordless device

Battery pack for cordless device

  • CN 1,125,015 A
  • Filed: 03/30/1994
  • Published: 06/19/1996
  • Est. Priority Date: 04/05/1993
  • Status: Abandoned Application
First Claim
Patent Images

1. , a kind of battery case comprises:

  • One tubular metal shell, it has relative rear end and front end;

    The battery that some electrical connections mechanically separate again is arranged in this housing in the serial connection mode;

    One metal bottom cover, its closure casing rear end is electrically connected with near the housing rear end back battery and mechanically separates with it and form a box terminal;

    One second box terminal, it is positioned at the housing front end and is electrically connected with a plurality of batteries;

    One fixing apical margin, it is formed in the housing front end, extends internally along the periphery of the preceding battery adjacent with the housing front end, and each battery is remained in this housing;

    WithOne spring, it with all batteries in one of contact, and each battery is imposed bias voltage, they are pressed in this housing together, form excellent electric contact between adjacent cell and reach high current discharge rate.

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