Title:
TOOTHBRUSH
Document Type and Number:
WIPO Patent Application WO/2018/149281
Kind Code:
A1
Abstract:
Disclosed is a toothbrush comprising a brush head (10) and a brush handle (20). The brush head (10) has a brush plate (12) with bristles (14) arranged on one side thereof, and the brush plate (12) has, in the lengthwise direction (X), a first end part (122) and a second end part (124) which are arranged opposite each other. The brush handle (20) comprises a connecting rod (22), a first brush rod (24) and a second brush rod (26). The connecting rod (22) is connected to the first end part (122) of the brush plate (12). One end of the first brush rod (24) is connected to the connecting rod (22). The second brush rod (26) is connected to the other end of the first brush rod (24). The other end thereof is close to the second end part (124) in the lengthwise direction, and the second brush rod (26) and the first brush rod (24) define a reference plane (Z). There is an inclination angle (0) between the brush plate (12) and the reference plane (Z). There is an upsweep angle (1) between the connecting rod (22) and the reference plane (Z). In the reference plane (Z), there is a first included angle (1) between the first brush rod (24) and the lengthwise direction (X). The first brush rod (24) and the connecting rod (22) have a connecting position (M), and there is a first distance (I) between this connecting position (M) and the first end part (122) in the lengthwise direction (X). The brush plate (12) has, in the lengthwise direction (X), a length (L), with the ratio of the first distance (I) to the length (L) being 0-1 : 5, and there is a second included angle (2) between the second brush rod (26) and the lengthwise direction (X).
Inventors:
CHEN DAOJU (CN)
JIANG YILIN (CN)
JIANG YILIN (CN)
Application Number:
PCT/CN2018/074130
Publication Date:
August 23, 2018
Filing Date:
January 25, 2018
Export Citation:
Assignee:
CHEN DAOJU (CN)
International Classes:
A46B5/00
Foreign References:
| CN106723926A | 2017-05-31 | |||
| CN206630212U | 2017-11-14 | |||
| CN2122529U | 1992-11-25 | |||
| CN204378299U | 2015-06-10 | |||
| CN2270403Y | 1997-12-17 | |||
| CN2221899Y | 1996-03-13 | |||
| US20080301894A1 | 2008-12-11 |
Attorney, Agent or Firm:
HANDE INTELLECTUAL PROPERTY FIRM (CN)
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