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Patent Searching and Data


Title:
TOOTHBRUSH
Document Type and Number:
WIPO Patent Application WO/2018/230921
Kind Code:
A1
Abstract:
The present invention relates to a toothbrush, comprising: a handle; a head connected to the handle and including a first surface, a distal circumferential portion disposed at a front end of the first surface, a proximal circumferential portion disposed at a rear end of the first surface, and a longitudinal axis and a transverse axis; a plurality of first cleaning elements disposed at the front end of the first surface and disposed along the distal circumferential portion of the first surface; a plurality of second cleaning elements disposed at the rear end of the first surface; and a tooth receiving portion which is a space disposed between the first cleaning element and the second cleaning element on the first surface. According to the present invention, when cleaning a periodental pocket which is a space between the surface of a tooth root and the gingiva, a phenomenon that bristles are pressed by interference between the bristles and the teeth is eliminated, such that the first cleaning elements can easily enter the periodental pocket, etc.

Inventors:
RYU, Sungmin (220-606, 54 Junganggongwon-ro,Bundang-gu, Seongnam-si, Gyeonggi-do, 13589, KR)
Application Number:
KR2018/006627
Publication Date:
December 20, 2018
Filing Date:
June 12, 2018
Export Citation:
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Assignee:
RYU, Sungmin (220-606, 54 Junganggongwon-ro,Bundang-gu, Seongnam-si, Gyeonggi-do, 13589, KR)
International Classes:
A46B9/02; A46B9/04
Foreign References:
JP3163229U2010-10-07
KR101018906B12011-03-02
KR101530504B12015-06-19
KR101524102B12015-05-29
KR20070003230A2007-01-05
JP2013085654A2013-05-13
KR101865043B12018-06-07
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