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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Authors
Dates
2020-05-19—Published
2016-05-10—Filed