Invention Grant
- Patent Title: Liquid dispensing oral care implement with low profile pump
- Patent Title (中): 液体分配口腔护理器具,低排放泵
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Application No.: US13997286Application Date: 2010-12-23
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Publication No.: US09332829B2Publication Date: 2016-05-10
- Inventor: Donghui Wu , John J. Gatzemeyer
- Applicant: Donghui Wu , John J. Gatzemeyer
- Applicant Address: US NY New York
- Assignee: COLGATE-PALMOLIVE COMPANY
- Current Assignee: COLGATE-PALMOLIVE COMPANY
- Current Assignee Address: US NY New York
- International Application: PCT/US2010/061950 WO 20101223
- International Announcement: WO2012/087322 WO 20120628
- Main IPC: A46B11/00
- IPC: A46B11/00 ; A46D3/00

Abstract:
A fluid dispensing oral care implement having a low profile pump includes a head, a reservoir for storing an oral care fluid, at least one liquid outlet in the head, and a pump. The pump includes a flexible membrane movable between alternating pump intake and discharge motions. The pump includes inlet and outlet flap valves, which may be formed integrally from portions of the membrane. In one embodiment, the valves are integrally formed in the membrane as flexible cantilevered tabs movable between open and closed positions. In some embodiments, the pump may be mounted in the toothbrush head or forms the head. In some embodiments, the pump may be disposed in a neck or a handle portion of the toothbrush.
Public/Granted literature
- US20130308994A1 LIQUID DISPENSING ORAL CARE IMPLEMENT WITH LOW PROFILE PUMP Public/Granted day:2013-11-21
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