Patent ID: 6412137
Filing Date: 2002-07-02
Classification: A46B

Abstract:
A device for scrubbing teeth which comprises:a base; a plurality of tufts of bristles secured to said base; said base including an elongated handle section and a head section extending from said handle section; said head section having an array of apertures; each tuft of said plurality of tufts having one end extending into one open end of one aperture of said array of apertures respectively; a resilient medium securing each tuft in its respective aperture arranged to enable each said tuft to slide back and forth in said respective aperture in reaction to said scrubbing action; and a signal generator connectable to a battery; an array of microswitches connected in parallel to said signal generator and arranged on a panel secured to said head of said toothbrush in operable combination with a group of tufts from said plurality of tufts to provide that when any tuft of said group is subject to a scrubbing force exceeding a critical value, then an end of said any tuft is forced against an adjacent microswitch of said array of microswitches and closes said adjacent microswitch whereby said signal generator is energized that generates an alarm signal; said alarm signal being one of a light signal and a sound signal.