Darnell L Robinson

US Patent:

6606755, Aug 19, 2003

Filed:

May 24, 2000

Appl. No.:

09/578023

Inventors:

Darnell Robinson - Rochester Hills MI
Herb Fisher - Milford MI

Assignee:

American Applied Technology - Rochester Hills MI

International Classification:

A47L 100

US Classification:

15105, 151671, 151761, 368108

Abstract:

A toothbrush is provided having a light source for signaling when a recommended brushing time interval has started and ended. In particular, the toothbrush includes a handle portion having a translucent portion configured to allow the transmission of light therefrom around substantially the entire circumference of the toothbrush. The toothbrush further includes a tip portion attached to the handle portion having a plurality of bristles extending therefrom. The tip portion is detachable from the handle portion. The toothbrush further includes a light emitting diode disposed within the handle portion proximate to the translucent portion. Finally, the toothbrush includes a control circuit disposed within the handle portion electrically connected to the light emitting diode.