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Toothbrush assembly having an environmentally safe polymer battery

  • US 7,743,447 B2
  • Filed: 04/28/2005
  • Issued: 06/29/2010
  • Est. Priority Date: 11/08/2002
  • Status: Active Grant
First Claim
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1. A toothbrush assembly, comprising:

  • a head connected to a handle, said head having at least one cleaning element extending outwardly therefrom;

    said handle having an opaque outer covering, said handle further having an inner body comprising a transparent or translucent material;

    a drive mechanism provided in said handle configured for oscillating said at least one cleaning element;

    a powered element provided in at least one of said head and said handle; and

    a polymer battery electrically coupled to said powered element to provide power thereto;

    wherein the powered element comprises a light source, and light from said light source is reflected along an inner surface of the inner body by reflection.

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