Title:
BRUSH HEAD, MANUFACTURING METHOD THEREFOR, AND TOOTHBRUSH
Document Type and Number:
WIPO Patent Application WO/2021/042635
Kind Code:
A1
Abstract:
Disclosed are a brush head (10), a manufacturing method therefor, and a toothbrush (100) comprising the brush head (10). The brush head (10) comprises a brush handle (12) and bristles (15), wherein the brush handle (12) is provided with a brushing face (121) and a fixing face (122), which are opposite each other; a plurality of connection through-holes (123) penetrating the brushing face (121) and the fixing face (122) are provided in the fixing face (122); the bristles (10) are arranged in the connection through-holes (123) in a penetrating manner; the part of each bristle that protrudes out of the fixing face (122) is a bristle welding part (151); the bristle welding part (151) and the fixing face (122) are jointly connected in a molten manner; and a molten connection piece (152) covering the fixing face (122) is formed. The brush head (10) is not prone to residual stains and is convenient to clean, and the bristles (15) are stable.
Inventors:
WANG XING (CN)
LIU SHIHUA (CN)
CHEN JIANQUN (CN)
LIU SHIHUA (CN)
CHEN JIANQUN (CN)
Application Number:
PCT/CN2019/128781
Publication Date:
March 11, 2021
Filing Date:
December 26, 2019
Export Citation:
Assignee:
GUANGZHOU HAOXING BAY SCIENCE AND TECH CO LTD (CN)
International Classes:
A46B3/06; A46B7/00; A46B13/02; A46D3/04; A61C17/22
Domestic Patent References:
| WO2019011599A1 | 2019-01-17 |
Foreign References:
| CN101999798A | 2011-04-06 | |||
| CN101999798A | 2011-04-06 | |||
| CN209251892U | 2019-08-16 | |||
| CN104223758A | 2014-12-24 | |||
| CN104223758A | 2014-12-24 |
Attorney, Agent or Firm:
CHOFN INTELLECTUAL PROPERTY (CN)
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