Reciprocating aerosol toothbrush with self-sealing elastic valve means

Claim 1

AN AEROSOL TOOTHBRUSH COMPRISING, A GENERALLY CYLINDRICAL AEROSOL CARTRIDGE CONTAINING DENTIFRICE UNDER PRESSURE AND HAVING ONE END THEREOF ENCLOSED AND MEANS AT ITS OTHER END COMPRISING A CENTRAL INWARDLY EXTENDING CYLINDRICAL FLANGE DEFINING A CENTRAL DISCHRAGE OPENING FOR THE RELEASE OF DENTIFRICE THEREFROM, ELASTIC VALVE MEANS STRETCHED OVER SAID CARTRIDGE''S OTHER END AND HAVING SEALING ENGAGEMENT WITH THE AXIALLY INNERMOST END OF SAID FLANGE TO CLOSE OFF SAID DISCHARGE OPENING, SAID VALVE MEANS HAVING A PLURALITY OF OPENINGS THERETHROUGH LOCATED TO ADMIT DENTIFRICE ABOUT THE EXTERIOR OF SAID FLANGE; AN ELONGATED TOOTHBRUSH COMPRISING A HEAD PORTION AT ITS OUTER END FITTED WITH PLURAL BRISTLE TUFTS AND A CYLINDRICAL VALVE OPERATOR AT ITS INNER END, SAID TOOTHBRUSH HAVING INTERNAL PASSAGEWAY MEANS COMMUNICATING BETWEEN LATERAL INTAKE OPENINGS FORMED THROUGH THE WALLS OF SAID OPERATOR AND OPENINGS ADJACENT THE BASE ENDS OF SAID BRISTLE TUFTS; AND CONNNECTING MEANS MOUNTED OVER AND ENCLOSING THE SAID OTHER END OF SAID CARTRIDGE AND INCLUDING A PORTION CONCENTRICALLY ENCASING AND EXTENDING ALONG A PORTION OF SAID CARTRIDGE''S EXTERIOR AXIALLY BEYOND SAID VALVE MEANS, SAID CONNECTING MEANS BEING LOCKED TO SAID CARTRIDGE AND HOLDING SAID TOOTHBRUSH COAXIALLY OUTWARDLY OF SAID CARTRIDGE''S OTHER END WHILE POSITIONING SAID VALVE OPERATOR THEREOF CONCENTRICALLY WITHIN SAID CYLINDRICAL FLANGE FOR ENGAGEMENT WITH SAID VALVE MEANS OPPOSITE SAID DISCHARGE OPENING; SAID CONNECTING MEANS INCLUDING LOCKING MEANS PREVENTING THE TOOTHBRUSH FROM ROTATING RELATIVE TO SAID CARTRIDGE WHILE AFFORDING LIMITED LINEAR RECIPROCATING MOVEMENT THEREOF COAXIALLY TOWARD AND AWAY FROM THE SAME WHEREBY SAID VALVE MEANS IS UNSEATED FROM THE INNER END OF SAID FLANGE TO PERMIT THE FLOW OF DENTIFRICE THROUGH SAID DISCHARGE OPENING AND PASSAGEWAY MEANS TO THE BRISTLE TUFTS OF SAID TOOTHBRUSH IN RESPONSE TO LIMITED AXIAL MOVEMENT OF THE TOOTHBRUSH TOWARD SAID CARTRIDGE.