Roller dispenser

Claim 1

A FLUID DISPENSER AND APPLICATOR WHICH COMPRISES A RIGID CONTAINER FOR THE FLUID TO BE DISPENSED, SAID CONTAINER HAVING AN OPENING THROUGH WHICH THE FLUID MAY BE INTRODUCED AND DISCHARGED, A FITMENT APPLIED TO SAID CONTAINER AND ARRANGED TO PROVIDE A PASSAGE ALINED WITH SAID OPENING AND TO CLOSE THE LATTER, SAID FITMENT BEING FORMED OF A RESILIENT, FLEXIBLE PLASTIC AND CARRYING A ROLLER WHICH IS SUBSTANTIALLY ELLIPTICAL IN CROSS-SECTIONS TAKEN IN PLANES PARALLEL WITH THE LONGITUDINAL AXIS THEREOF, SAID FITMENT HAVING A PORTION THEREOF PROJECTING UPWARDLY ABOVE A HORIZONTAL PLANE EXTENDING THROUGH THE LONGITUDINAL AXIS OF SAID ROLLER, SAID PORTION BEINIG NORMALLY SPACED SLIGHTLY FROM THE SURFACE OF SAID ROLLER COMPLETELY AROUND THE ELLIPTICAL CONTOUR THEREOF, SAID PORTION OF SAID FITMENT BEING OF ELLIPTICAL COTOUR AND SERVING TO RETAIN SAID ROLLER WITHIN THE FITMENT, AND A CAP SLIDABLY ENGAGED WITH SAID FITMENT BY AXIAL MOVEMENT IN RELATION THERETO AND HAVING AN UPQARDLY AND INWARDLY SLOPING SURFACE THEREON ENGAGING THE OUTER PERIPHERAL SURFACE OF SAID PORTION OF SAID FITMENT TO URGE THE SAME INTO SEALING ENGAGEMENT WITH THE SURFACE OF SAID ROLER COMPLETELY AROUND THE ELLIPTICAL CONTOUR THEREOF OUTWARDLY OF THE HORIZONTAL PLANE THROUGH THE AXIS THEREOF.