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Manual and electronic orthodontic toothbrushes

  • US 20040068811A1
  • Filed: 06/18/2003
  • Published: 04/15/2004
  • Est. Priority Date: 12/31/1998
  • Status: Abandoned Application
First Claim
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1. An apparatus for supplying reciprocating motion to operate a toothbrush head motion mechanism of an electric toothbrush comprising:

  • a battery power source, an oscillator, a user operable potentiometer, a driver, and a voice-coil actuator, wherein said potentiometer is user set to vary the output frequency of said oscillator over a broad range, thereby directly controlling a predetermined motion frequency of said toothbrush head motion mechanism.

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