Title:
ELECTRIC TOOTHBRUSH HEAD AND ELECTRIC TOOTHBRUSH
Document Type and Number:
WIPO Patent Application WO/2022/126957
Kind Code:
A1
Abstract:
An electric toothbrush head. The electric toothbrush head comprises: a toothbrush head body (100), wherein a brush portion (110) is arranged on the toothbrush head body (100), a plurality of water outlet holes (300) are provided in the toothbrush head body (100), and the toothbrush head body (100) is internally provided with a first water outlet channel in communication with each water outlet hole (300); and a toothbrush rod body (200) integrally arranged with the toothbrush head body (100), wherein a shaft connecting channel (220) and a second water outlet channel (210) are arranged in the toothbrush rod body (200), the second water outlet channel (210) is arranged around the shaft connecting channel (220), and the second water outlet channel (210) is connected to the first water outlet channel in a sealing manner. By means of providing the water outlet holes (300), a user can wash while brushing their teeth, such that the washing speed of the user is increased and the use experience of the user is further improved. The second water outlet channel (210) is arranged around the shaft connecting channel (220), such that the second water outlet channel (210) is separated from the shaft connecting channel (220), preventing water from flowing into the shaft connecting channel (220) and making contact with a connecting shaft of an electric handle, thereby causing damage to connecting shaft.
Inventors:
LEI CANFENG (CN)
YUAN SIYUAN (CN)
YUAN SIYUAN (CN)
Application Number:
PCT/CN2021/089296
Publication Date:
June 23, 2022
Filing Date:
April 23, 2021
Export Citation:
Assignee:
SHENZHEN ROMOSS TECH CO LTD (CN)
International Classes:
A61C17/34
Foreign References:
| CN210228368U | 2020-04-03 | |||
| CN201324299Y | 2009-10-14 | |||
| CN210811666U | 2020-06-23 | |||
| CN208850772U | 2019-05-14 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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