DESIGN OF TOOTHBRUSH HEAD Russian patent published in 2020 - IPC A46B3/06 

Abstract RU 2721512 C2

FIELD: hygiene.

SUBSTANCE: invention relates to toothbrush head (32), comprising: a plurality of bristle bundles (21), each comprising a plurality of bristle threads, having free end (25) and proximal end (23); plurality of retaining rings (50), each comprising upper portion (51), lower portion (53), outer wall (55) and inner wall (57) and each is configured to place a proximal end of at least one of the plurality of bristle bundles, wherein at least one of the plurality of retainer rings comprises transverse projection (71, 72), protruding from outer and/or inner wall of retaining ring; and elastomer matrix (30), comprising at least a portion of each of the plurality of retainer rings and a proximal end of each of the plurality of bristle bundles.

EFFECT: design of a toothbrush head is disclosed.

13 cl, 12 dwg

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RU 2 721 512 C2

Authors

Rajagopalan, Satya

Dengler, Evan Dak Wah

Dates

2020-05-19Published

2016-05-10Filed