TOOTHBRUSH HEAD Russian patent published in 2020 - IPC A46B9/02 

FIELD: hygiene.

SUBSTANCE: disclosed is a toothbrush head having a bristle surface with bristle bundles extending therefrom, which comprises first bundles of a combination of bristles and single-component bristles produced by co-extrusion, located near distal end of bristle surface; second bundles comprising a combination of bristles and single-component bristles obtained by coextrusion and located proximate the bristle surface proximal end; third bundles, containing conical bristles and located near bristle surface opposite in width direction of bristle surface; and fourth bundles containing a combination of extruded bristles and taper bristles which are longer than those produced by bristle extrusion, and arranged in the form of cluster of fourth bundles, located between the third bundles in the width direction and between the first and second bundles in the longitudinal direction.

EFFECT: toothbrush head is disclosed.

22 cl, 7 dwg