Title:
TOOTHBRUSH
Document Type and Number:
WIPO Patent Application WO/2001/050911
Kind Code:
A1
Abstract:
The invention is a toothbrush which includes a head and a handle. The head has two bristle bases which are substantially perpendicular to the handle longitudinally and is connected to the handle, and the bristles attached to the bases. The bases have two opposite inside faces of bristles. The outside ends of two bases of bristles are combined into a concave portion which can hold teeth. The toothbrush can clean both inside and outside of teeth at same time and clean teeth and their gaps effectively. It is convenient to clean the inside of teeth without using backhand.
Inventors:
ZHAO TONGJI (CN)
CHEN LIANG (CN)
HU HAIJUN (CN)
CHEN LIANG (CN)
HU HAIJUN (CN)
Application Number:
PCT/CN2000/000279
Publication Date:
July 19, 2001
Filing Date:
September 15, 2000
Export Citation:
Assignee:
ZHAO TONGJI (CN)
CHEN LIANG (CN)
HU HAIJUN (CN)
CHEN LIANG (CN)
HU HAIJUN (CN)
International Classes:
A46B9/04; (IPC1-7): A46B9/04
Foreign References:
| CN2353225Y | 1999-12-15 | |||
| US5500970A | 1996-03-26 | |||
| US5934762A | 1999-08-10 | |||
| CN2184357Y | 1994-12-07 | |||
| US5072481A | 1991-12-17 | |||
| CN2216362Y | 1996-01-03 | |||
| CN2041517U | 1989-07-26 |
Attorney, Agent or Firm:
CCPIT PATENT AND TRADEMARK LAW OFFICE (Ocean Plaza 158 Fuxingmennei Street, Beijing 1, CN)
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