Title:
ROTARY TOOTHBRUSH HEAD
Document Type and Number:
WIPO Patent Application WO/2022/062189
Kind Code:
A1
Abstract:
A rotary toothbrush head, comprising a bristle-implanting seat component (1). Outer-ring bristles, inner-ring bristles, and central bristles are sequentially inserted inwards into the bristle-implanting seat component (1) along the radial direction; the outer-ring bristles and the inner-ring bristles respectively comprise a plurality of clusters of inclined bristles (2) which are circumferentially distributed and are inclined in the same direction, and a cluster of vertical non-inclined bristles (3); the inclined rotating directions of the inclined bristles (2) of the outer-ring bristles and the inner-ring bristles are opposite; and the central bristles are four clusters of vertical bristles (4) having pyramid-shaped end surfaces. The rotary toothbrush head can clean teeth in all directions, and the cleaning effect is better.
More Like This:
| WO/2019/238906 | TOOTHBRUSH HANDLE, TOOTHBRUSH AND METHODS OF MANUFACTURING |
| WO/2015/126909 | HEAD FOR AN ORAL CARE IMPLEMENT |
| JP2793043 | [Title of Invention] Toothbrush |
Inventors:
HUANG YONGCAI (CN)
Application Number:
PCT/CN2020/134794
Publication Date:
March 31, 2022
Filing Date:
December 09, 2020
Export Citation:
Assignee:
ZHONGSHAN SUN POWER SMART HOME ELECTRICAL COMPANY LTD (CN)
International Classes:
A46B9/04
Foreign References:
| CN104320992A | 2015-01-28 | |||
| CN210353694U | 2020-04-21 | |||
| CN111372490A | 2020-07-03 | |||
| CN103099428A | 2013-05-15 | |||
| CN1503639A | 2004-06-09 | |||
| CN1575688A | 2005-02-09 | |||
| EP3381404A1 | 2018-10-03 |
Attorney, Agent or Firm:
GUANGDONG GOLDEN PANTENT AGENCY (CN)
Download PDF:
Previous Patent: SPLIT-SCREEN DISPLAY IMPLEMENTATION IN COMPUTING DEVICE
Next Patent: FURNACE TOP STRUCTURE OF LIGHTWEIGHT ROLLER FURNACE
Next Patent: FURNACE TOP STRUCTURE OF LIGHTWEIGHT ROLLER FURNACE