| 摘要 |
An oral care implement having an internal reservoir and improved leakage prevention. In one embodiment, the invention can be a toothbrush comprising: a handle (110) comprising an internal reservoir (140); a head coupled to the handle; an annular neck (180) extending from the handle, the annular neck having an inner surface (181) defining a passageway (182) into the internal reservoir; an end cap (150) comprising: a cap body (160) defining a cap socket (161) and comprising an annular wall (162) and an end portion (163); an annular plug wall (170) defining a central chamber (173), the annular plug wall protruding from the end portion into a cap socket to form an annular chamber (165) between an outer surface (172) of the annular plug wall and an inner surface (166) of the annular wall; and a first annular seal member (190) protruding from the outer surface of the annular plug wall; and the end cap coupled to the handle to seal the passageway in a fluid-tight manner. |
