Toothbrush

Patent metadata

Field	Value
Publication number	US-9936796-B2
Application number	US-201315106410-A
Country	US
Kind code	B2
Filing date	Dec 18, 2013
Priority date	Dec 18, 2013
Publication date	Apr 10, 2018
Grant date	Apr 10, 2018

Abstract

A toothbrush having an applicator for applying an oral care material to a users oral cavity. In one aspect, the toothbrush comprises a body comprising a handle portion and a head portion; a plurality of tooth cleaning elements extending from the head portion; and a treatment device detachably coupled to the body so as to be alterable between a storage state and a use state, the treatment device comprising: a housing; a store of an oral care material in the housing; an applicator fluidly coupled to the store of the oral care material; and a bite guard protruding from the housing adjacent the applicator.

First claim

What is claimed is:

1. A toothbrush comprising:
a body comprising a handle portion and a head portion;
a plurality of tooth cleaning elements extending from the head portion; and
a treatment device detachably coupled to the body so as to be alterable between a storage state and a use state, the treatment device comprising:
a housing;
a store of an oral care material in the housing;
an applicator fluidly coupled to the store of the oral care material; and
a bite guard protruding from the housing adjacent the applicator;

wherein the applicator comprises a first applicator portion and a second applicator portion, the bite guard located between the first and second applicator portions.

2. The toothbrush according to claim 1 wherein the handle portion of the body comprises a depression, the treatment device nesting in the depression when the treatment device is in the storage state.

3. The toothbrush according to claim 2 wherein an outer surface of the treatment device is substantially flush with an outer surface of the handle portion of the body when the treatment device is in the storage state.

4. The toothbrush according to claim 2 wherein the handle portion comprises an aperture formed into a floor of the depression, the bite guard extending into the aperture when the treatment device is in the storage state.

5. The toothbrush according to claim 1 wherein the bite guard terminates in a free edge.

6. The toothbrush according to claim 1 wherein the bite guard protrudes from a concave inner surface of the treatment device.

7. The toothbrush according to claim 6 wherein the applicator comprises an exposed surface that forms at least a portion of the inner surface of the treatment device.

8. The toothbrush according to claim 1 wherein the applicator comprises a pad comprising a capillary material.

9. The toothbrush according to claim 8 further comprising one or more wicking members fluidly coupling the store of the oral care material to the applicator.

10. The toothbrush according to claim 1 wherein the housing comprises a reservoir containing the store of the oral care material.

11. A toothbrush comprising:
a body comprising a handle portion and a head portion;
a plurality of tooth cleaning elements extending from the head portion; and
a treatment device detachably coupled to the body so as to be alterable between a storage state and a use state, the treatment device comprising:
a housing;
a store of an oral care material in the housing;
an applicator fluidly coupled to the store of the oral care material; and
a bite guard protruding from the housing adjacent the applicator;

wherein the body comprises a depression having a convex floor, the treatment device nesting in the depression when the treatment device is in the storage state such that a concave inner surface of the treatment device is in surface contact with the floor of the depression when the treatment device is in the storage state.

12. A toothbrush comprising:
a body comprising a handle portion and a head portion;
a plurality of tooth cleaning elements extending from the head portion; and
a treatment device detachably coupled to the body so as to be alterable between a storage state and a use state, the treatment device comprising:
a housing;
a store of an oral care material in the housing; and
an applicator fluidly coupled to the store of the oral care material, the applicator comprising a concave exposed surface that forms at least a portion of an inner surface of the treatment device.

13. The toothbrush according to claim 12 wherein the handle portion of the body comprises a depression, the treatment device nesting in the depression when the treatment device is in the storage state.

14. The toothbrush according to claim 13 wherein the housing of the treatment device forms a transverse section of the handle of the toothbrush along the length of the depression when the treatment device is in the storage state.

15. The toothbrush according to claim 13 wherein the depression is located in a proximal section of the handle portion, the head portion coupled to a distal end of the handle portion.

16. The toothbrush according to claim 12 wherein the concave exposed surface of the applicator comprises a contour that corresponds to a collection of facial surfaces of a user's teeth.

17. The toothbrush according to claim 12 wherein the applicator comprises a pad comprising a capillary material.

18. The toothbrush according to claim 12 wherein the body comprises a depression having a convex floor, the treatment device nesting in the depression when the treatment device is in the storage state such that the concave exposed surface of the applicator is in surface contact with the floor of the depression when the treatment device is in the storage state.

19. The toothbrush according to claim 12 wherein the treatment device extends along a longitudinal axis, the concave exposed surface of the applicator being concave in a direction along the longitudinal axis.

Assignees

• Colgate Palmolive Co

Inventors

• Moskovich Robert
• Duncan Kelly Gail
• Kolb Matthew Lee

Classifications

• A46B9/045 Primary

  specially adapted for cleaning a plurality of tooth surfaces simultaneously · CPC title

• A46B2200/1066

  Toothbrush for cleaning the teeth or dentures (A61C17/16 takes precedence; bristles arrangements for toothbrushes A46B9/04) · CPC title

• A61C5/90

  Oral protectors for use during treatment, e.g. lip or mouth protectors (A61C5/82 takes precedence) · CPC title

• A61C17/227

  with reservoirs, e.g. for toothpaste · CPC title

• A61C19/066

  Bleaching devices; Whitening agent applicators for teeth, e.g. trays or strips · CPC title