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Patent Searching and Data


Title:
TOOTHBRUSH HANDLE AND TOOTHBRUSH
Document Type and Number:
WIPO Patent Application WO/2018/219085
Kind Code:
A1
Abstract:
A toothbrush handle (100) and toothbrush that facilitate a user in cleaning dental plague in the gingival sulcus. The toothbrush handle (100) comprises a base (110) suitable for being hand-held by a user. One extremity of the base (110) is a connecting extremity used for arranging an external brush (200). A first extension surface (111) and a second extension surface (112) are provided on a hand-held surface of the base (110). On the sectional view of the base (110), the first extension surface (111) and the second extension surface (112) are basically symmetrically provided along the centerline (130) of the base (110). Moreover, the obtuse angle formed between the first extension surface (111) and the centerline (130) is in the range of 130° to 140°; the obtuse angle formed between the second extension surface (112) and the centerline (130) is in the range of 130° to 140°. The connecting extremity (120) is provided behind the external brush (200). The centerline (130) is basically located on symmetrical surfaces of bristles in the external brush (200).

Inventors:
ZHENG, Hong (Room 101, Unit 1 Building 13, Shilishangzhu Community, Chuanjin Road, Panlong Distric, Kunming Yunnan 1, 650051, CN)
ZHANG, Wei (Room 503, The Fifth Floor Technology Park Factory Building 51, No.5, Qiongyu Road, Technology Park, Yuehai Street, Nanshan Distric, Shenzhen Guangdong 0, 518000, CN)
YANG, Guanliang (Room 503, The Fifth Floor Technology Park Factory Building 51, No.5, Qiongyu Road, Technology Park, Yuehai Street, Nanshan Distric, Shenzhen Guangdong 0, 518000, CN)
Application Number:
CN2018/084980
Publication Date:
December 06, 2018
Filing Date:
April 28, 2018
Export Citation:
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Assignee:
ZHENG, Hong (Room 101, Unit 1 Building 13, Shilishangzhu Community, Chuanjin Road, Panlong Distric, Kunming Yunnan 1, 650051, CN)
International Classes:
A46B5/02; A46B9/04
Domestic Patent References:
WO2011158274A22011-12-22
Foreign References:
CN102481182A2012-05-30
CN106993882A2017-08-01
CN107007002A2017-08-04
CN206836543U2018-01-05
CN206836542U2018-01-05
CN206213523U2017-06-06
GB447279A1936-05-14
Attorney, Agent or Firm:
BEIJING KEYI INTELLECTUAL PROPERTY FIRM (TANG, DongfengNo.1-2-502 of Hejingyuan, Jimenli, Hai Dian District, Beijing 8, 100088, CN)
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