Electronic toothbrush construction
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Jul 4, 2000
Grant Date -
N/A
app pub date -
Nov 5, 1998
filing date -
Nov 5, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An electronic toothbrush construction 10 including a hollow toothbrush member 20 provided with a motion sensor 60 connected to a timer 40 which activates an LED indicator 43 after the motion sensor 60 detects movement of the toothbrush bristles 24 over a predetermined period of time. In addition, the toothbrush member 20 is further provided with a wear sensor 80 and a pressure sensor 70 which are both operatively associated with an alarm 50 and selected toothbrush bristles 24. The pressure sensor 70 will trigger an intermittent alarm signal when excess pressure is applied to the bristles 24 and the wear sensor 80 will trigger a continuous alarm signal when selected bristles 24 are worn down to the point that wear sensor rods 81 are exposed.
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Family
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