TOOTHBRUSH Russian patent published in 2011 - IPC A46B9/04 

FIELD: personal use articles.

SUBSTANCE: toothbrush contains a head and a handle extending from it. The head additionally includes elastomeric elements that form a loop, and a central bundle of bristles located within the loop. The central bundle of bristles contains many bundles of bristles having thickness of 0.006 inch or less. Elastomeric elements serve as a barrier preventing to excessive passage of brush down towards the user's teeth when cleaning them. There are two versions of implementation of a toothbrush provided, and method of formation of the wear indicator on a toothbrush.

EFFECT: improvement of efficiency of cleaning teeth.

14 cl, 7 dwg