Fluoride-containing dentifrice dispenser

Claim 1

A DENTIFRICE DISPENSER COMPRISING A FIRST OUTER, COLLAPSIBLE, TUBULAR, HOLLOW CONTAINER HAVING AN OPEN END, A SECOND INNER, COLLAPSIBLE, TUBULAR, HOLLOW CONTAINER HAVING AN OPEN END AND THE SAME LENGTH AS AS WITHIN THE OUTER CONTAINER AND ENTIRELY SEPARATE FROMTHE LATTER, A FLUENT DENTIFRICE CONTAINING A CALCIUM SALT ABRASIVE MATERIAL WITHIN SAID OUTER CONTAINER, A FLUENT MATERIAL CONTAINING A CARIES-PREVENTING, SOLUBLE, ALKALINE EARTH METAL FLUORIDE WITHIN THE SAID INNER CONTAINER AND COMPLETELY ISOLATED BY THE WALLS OF THE SECOND INNER CONTAINER FROM THE SAID ABRASIVE MATERIAL, SAID LAST-NAMED FLUENT MATERIAL CONTAINING AN EFFECTIVE AMOUNT OF SAID FLUORIDE IN SOLUBLE FREE-FLUORINE-ION-PRODUCING FORM, AND MEANS FOR MAINTAINING THE OPEN END OF SAID INNER CONTAINER WITHIN THE OPEN END OF SAID OUTER CONTAINER, SAID MAINTAINING MEANS COMPRISING A WOUND ELEMENT OF RESILIENT MATERIAL CONNECTED TO THE INNER CONTAINER AND FRICTIONALLY HELD WITHIN THE OPEN END OF THE OUTER CONTAINER, WHEREBY PRESSURE EXERTED ON THE OUTER CONTAINER CAUSES THE SIMULTANEOUS EJECTION OF FLUENT MATERIAL FROM BOTH CONTAINERS IN THE PROXIMITY OF ONE ANOTHER.