TOOTH BRUSH HEAD Russian patent published in 2009 - IPC A61C17/34

Abstract RU 2372048 C2

FIELD: personal articles.

SUBSTANCE: invention relates to field of hygiene and can be applied for teeth cleaning. Head of tooth brush contains carrying element; first multitude of bristle brunches, projecting from carrying element and placed near edges of carrying element; second multitude of bristle brunches, projecting from carrying element and placed directly inside the first multitude of bristle brunches; and third multitude of bristle brunches, projecting from carrying element and placed directly inside the second multitude of bristle brunches, length of each bristle brunch of the second multitude of bristle brunches is shorter than length of each bristle brunch from the first multitude of bristle brunches. Length of each bristle brunch from the third multitude of bristle brunches is shorter than length of each bristle brunch from the second multitude of bristle brunches.

EFFECT: contour of bristles or bristle brunches provides contact of all or in fact all ends with teeth surface.

12 cl, 4 dwg

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RU 2 372 048 C2

Authors

Chenvajnu Aleksandr T.

Kristman Tomas A.

Dates

2009-11-10—Published

2007-12-20—Filed