Title:
TOOTHBRUSH
Document Type and Number:
WIPO Patent Application WO/2022/105148
Kind Code:
A1
Abstract:
A toothbrush, comprising a head (20), a handle (10), and a first rotating structure (30), wherein the head (20) has a rotation axis (C1) extending in the length direction; the first rotating structure (30) comprises a rotating piece (31) connected to the head (20) and a connecting piece (32) connected to the handle (10), the surface of the connecting piece (32) facing the head (20) is provided with an insertion groove (321) extending along the rotation axis (C1), and the end of the rotating piece (31) facing away from the head (20) is inserted into the insertion groove (321) and is rotatably connected to the connecting piece (32); and the rotating piece (31) is provided with first clamping pieces (311), the connecting piece (32) is provided with second clamping pieces (322), there are multiple first clamping pieces (311) and/or second clamping pieces (322), and any first clamping piece (311) can rotate along with the rotating piece (31) to pass through each second clamping piece (322) in sequence and limit the rotation of the rotating piece (31) when opposite to one second clamping piece (322).
Inventors:
XU ZHENWU (CN)
DAI XIAOGUO (CN)
ZHANG CHANGJIN (CN)
ZHANG HONGTAO (CN)
DAI XIAOGUO (CN)
ZHANG CHANGJIN (CN)
ZHANG HONGTAO (CN)
Application Number:
PCT/CN2021/092779
Publication Date:
May 27, 2022
Filing Date:
May 10, 2021
Export Citation:
Assignee:
SHANGHAI SHIFT ELECTRICS CO LTD (CN)
International Classes:
A46B7/08
Foreign References:
| CN110679501A | 2020-01-14 | |||
| CN112369793A | 2021-02-19 | |||
| CN205322533U | 2016-06-22 | |||
| CN211094912U | 2020-07-28 | |||
| CN211300447U | 2020-08-21 | |||
| CN101797092A | 2010-08-11 | |||
| CN111184587A | 2020-05-22 | |||
| US20150289959A1 | 2015-10-15 | |||
| CN202011296169A | 2020-11-18 |
Attorney, Agent or Firm:
SHENZHEN ZHONGYI UNION INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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