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US 10,881,195 B2Granted
Illuminated multi-light flashing toothbrush and method of use
AssigneeChildren Oral Care, LLC
InventorPuneet Nanda
Life of this patent
Estimating the term…
Abstract
A toothbrush with a handle having a base and a head and defining a cavity positioned between the base and the head. The toothbrush also includes a plurality of bristles attached to the head of the handle, a green light configured to flash for a first period of time and a red light configured to flash for a second period of time. The toothbrush also includes a switch coupled to the handle for activating the green light, and a circuit for automatically activating the red light after expiration of the first period of time.
Claims19
A toothbrush comprising:
- a handle;
- a plurality of bristles coupled to the handle;
- a first light configured to produce light that is visible from outside the handle with a green color to indicate to a user when to brush the user's teeth;
- a second light configured to produce light that is visible from outside the handle with a red color to indicate to the user when to cease brushing the user's teeth;
- a switch configured to be pressed to cause the first light to turn on for a first predetermined period of time;
- and
- a circuit configured to turn on the first light only when the switch is pressed, then to automatically turn off the first light after the first predetermined period of time elapses, then to automatically turn on the second light, and then to automatically turn off the second light after a second predetermined period of time elapses, the second predetermined period of time being shorter than the first predetermined period of time, and the first light not being then automatically turned on again after the second predetermined period of time elapses:
- further comprising a front green-light window, a front red-light window, a rear green-light window, and a rear red-light window located along the handle,
- wherein the handle has a front side and a back side opposite the front side, the plurality of bristles being located on the front side, and wherein the front green-light window and the front red-light window are located on the front side and the rear green-light window and the rear red-light window are located on the back side.
6 more elements
A toothbrush comprising:
- a handle having a base and a head;
- one or more lights configured to produce light that is visible from outside the handle with a green color, and to produce light that is visible from outside the handle with a red color;
- a switch configured to be pressed to cause the one or more lights to produce light that is visible from outside the handle with the green color for a first predetermined period of time;
- and
- a circuit configured to control the one or more lights such that the one or more lights produce the green color only when the switch is pressed, then to stop producing the green color after the first predetermined period of time elapses, and then produce the red color for a second predetermined period of time, and then stop producing the red color after the second predetermined period of time elapses, the second predetermined period of time being shorter than the first predetermined period of time, and the one or more lights not automatically producing the green color again after the second predetermined period of time elapses;
- further comprising a front green-light window, a front red-light window, a rear green-light window, and a rear red-light window located along the handle,
- wherein the handle has a front side and a back side opposite the front side, a plurality of bristles being located on the front side, and wherein the front green-light window and the front red-light window are located on the front side and the rear green-light window and the rear red-light window are located on the back side.
4 more elements
Dependencies are inferred from the claim text.