Toothbrush and toothpaste system

专利名称：Toothbrush and toothpaste system发明人：Shuchao Cheng申请号：US07/493468申请日：19900314公开号：US05039244A公开日：19910813

摘要：A toothbrush and toothpaste system utilizing a container for the toothpastewhich includes a chamber having a movable piston within the same. A spline is generallycentrally located within the chamber with the movable piston circumjacently locatedrelative to the spline. The piston is intended to contact toothpaste which is loaded withinthe chamber. The pistons movement is biased in one direction along the line. A head isconnected to the container and includes a bristle structure usable as a toothbrush. Thehead includes a passageway which communicates with the adjacent chamber of thecontainer and the bristle structure of the head. A valve separated by movement of thespline opens the passageway permitting communication between the chamber and thebristle structure. Springs means is also included for closing the valve relative to thecontainer. The piston continually moves along the spline during the delivery oftoothpaste to the bristle structure in only one direction within the chamber of thecontainer.

申请人：CHENG; SHUCHAO

代理机构：Bielen, Peterson & Lampe

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