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Fluid-dispensing and refilling system for a power toothbrush

  • US 6,808,331 B2
  • Filed: 09/15/2003
  • Issued: 10/26/2004
  • Est. Priority Date: 01/13/1999
  • Status: Expired due to Fees
First Claim
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1. A fluid delivery system for a power toothbrush, the power toothbrush including a brushhead part having bristles located thereon for cleaning of teeth, comprising:

  • a fluid reservoir adapted to be located within the power toothbrush, the reservoir having a fluid volume capacity to accommodate approximately only a single unit-of-use for only one brushing event of typical time length, approximately a maximum 4 ml of fluid;

    a pump member and associated fluid line for moving fluid from said reservoir to the brushhead part of the power toothbrush; and

    a dispensing member adapted to be located in the brushhead part of the power toothbrush connected to said fluid line, permitting exit of fluid to the vicinity of the bristles, under pressure provided by the pump member.

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