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Battery pack

  • US 5,122,427 A
  • Filed: 08/09/1991
  • Issued: 06/16/1992
  • Est. Priority Date: 08/09/1991
  • Status: Expired due to Term
First Claim
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1. A battery pack for use in a power tool comprising:

  • a plurality of axially aligned battery cells forming a series circuit having an anode at one end and a cathode at the other end as outputs;

    each of said battery cells having an outer casing as its cathode;

    a housing surrounding and containing said battery cells;

    a positive and a negative terminal exposed on one end of said housing for forming external electrical voltage connections;

    a ribbon-type conductor having one end forming the exposed negative terminal and the other end coupled to the cathode of the series circuit;

    said positive terminal being coupled to the anode of said series circuit;

    means forming part of said housing for supporting said ribbon-type conductor and insulating said ribbon-type conductor from said battery casing; and

    means attached to said housing for removably locking said battery pack in the power tool.

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