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Patent Searching and Data


Title:
TOOTHBRUSH OF DUAL-LAYER BRISTLE STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2020/215308
Kind Code:
A1
Abstract:
Disclosed is a toothbrush of a dual-layer bristle structure, the toothbrush comprising a toothbrush handle (10) and a toothbrush head (20). The toothbrush handle (10) is an elongated rod. The toothbrush head (20) is arranged at an end of the toothbrush handle (10), and comprises a base (21), an inner forming bristle portion (22) and a plurality of outer bristle-planting bristle portions (23), wherein an end of the base (21) is connected to the toothbrush handle (10); the inner forming bristle portion (22) has a plurality of first bristles (221) and is arranged on the base (21); and the outer bristle-planting bristle portions (23) are arranged on the base (21) and surround the inner forming bristle portion (22) at intervals, and each outer bristle-planting bristle portion (23) comprises a support base (232) and a plurality of second bristles (231), with the support base (232) being arranged on the toothbrush head (20) and the second bristles (231) being arranged on the support base (232). By means of arranging the second bristles (231) on the support base (232), the supporting performance of the second bristles (231) is improved, such that apart from having the function of cleaning gaps between teeth, the second bristles (231) also have the effect of massaging the gingiva.

Inventors:
HUANG SHOU JEN (CN)
Application Number:
CN2019/084525
Publication Date:
October 29, 2020
Filing Date:
April 26, 2019
Export Citation:
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Assignee:
ACUMEN HOUSEWARE IND NANNING CO LTD (CN)
International Classes:
A46B9/04; A46B7/04; A61H7/00
Foreign References:
CN103052338A2013-04-17
CN1689480A2005-11-02
CN202552693U2012-11-28
CN105101838A2015-11-25
CN201349698Y2009-11-25
CN204654145U2015-09-23
CN203407678U2014-01-29
CN107411324A2017-12-01
CN201205065Y2009-03-11
CN2353358Y1999-12-15
US4128910A1978-12-12
Attorney, Agent or Firm:
GE CHENG & CO., LTD. (CN)
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