Title:
ELECTRIC TOOTHBRUSH CAPABLE OF CLEANING TEETH IN ALL DIRECTIONS
Document Type and Number:
WIPO Patent Application WO/2019/113908
Kind Code:
A1
Abstract:
An electric toothbrush capable of cleaning the teeth in all directions, comprising a handle, a connecting portion provided at a front end of the handle, a motor, an outer brush plate (3), an inner brush plate (4), bristles (5) that are provided on inner surfaces of the inner brush plate (3) and the outer brush plate (4), and an inner bottom casing (6); further comprised is an outer bottom casing (7) that is connected by the connecting portion; an outer rotating plate (8) that is movably disposed within the outer bottom casing (7) and that is connected to the motor; an outer crank (9) that is rotatably connected to the outer rotating plate (8) and the outer plate disk (4) and that is located within the outer bottom casing (7); an inner crank (10) and an inner rotating plate (11) that are disposed within the inner bottom casing (6); the inner crank (10) is rotatably connected to the inner brush plate (4) and the inner rotating plate (11) respectively; at least one guiding rod (13) that is located at a side of a connecting rod is disposed on the outer bottom casing (7), at least one longitudinal strip-shaped inner guiding hole (401) is provided within the inner brush plate (4), and at least one longitudinal strip-shaped outer guiding hole (301) is provided within the outer brush plate (3); the inner brush plate (4) and the outer brush plate (3) may slide relative to the guiding rod (13). Driven by the motor, the bristles (5) on the inner brush disk (4) and the outer brush disk (3) may achieve cleaning in all directions for the inner and outer walls of the teeth, the gaps between the teeth, and so on; the present invention is convenient to use and has high cleaning efficiency.
Inventors:
LIU QIBIN (CN)
Application Number:
PCT/CN2017/116315
Publication Date:
June 20, 2019
Filing Date:
December 15, 2017
Export Citation:
Assignee:
SHEN ZHEN DINGQILI SCI TECH CO LTD (CN)
International Classes:
A61C17/34; A46B9/04
Foreign References:
| CN205757985U | 2016-12-07 | |||
| CN102920520A | 2013-02-13 | |||
| CN104546194A | 2015-04-29 | |||
| CN204192782U | 2015-03-11 | |||
| US5842245A | 1998-12-01 |
Attorney, Agent or Firm:
SHENZHEN ZHONGLIAN PATENT AGENCY CO., LTD. (CN)
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