Cap construction for aerosol dispensers

Claim 1

IN AN AEROSOL DISPENSER, AN ACTUATOR CAP CONSTRUCTION COMPRISING, IN COMBINATION: (A) AN UPRIGHT AEROSOL CONTAINER HAVING AN UPPER NECK PORTION INCLUDING AN ANNULAR COLLAR, THE AXIS OF SAID CONTAINER EXTENDING VERTICALLY, (B) A THIN WALLED TUBULAR, RESILIENT PLASTIC CAP CARRIED BY THE SAID UPPER NECK PORTION AND DISPOSED WITH ITS AXIS VERTICAL, SAID CAP HAVING A FLEXIBLE WHOLLY CYLINDRICAL MOUNTING WALL PORTION PROVIDED WITH A CONTINOUS AND UNBROKEN LOWER RIM, SAID CAP FURTHER INCLUDING A CYLINDRICAL WALL PORTION OF GENERALLY THE SAME DIAMETER AS SAID CYLINDRICAL MOUNTING WALL PORTION AND EXTENDING VERTICALLY UPWARD DIRECTLY FROM THE LATTER FOR AN APPRECIABLE DISTANCE, SAID LOWER RIM HAVING INTERNAL DETENT MEANS FOR ENGAGEMENT WITH AND ENGAGEMENT ALONG THE OUTSIDE OF THE COLLAR OF THE AEROSOL CONTAINER NECK FOR THE PURPOSE OF SECURING THE CAP THERETO, SAID LOWER RIM BEING FORCIBLY BUT ONLY SLIGHTLY EXPANDED SUBSTANTIALLY WITHIN ITS ELASTIC LIMIT WHEN ENGAGING SAID COLLAR, (C) SAID CAP HAVING AN APPRECIABLY ENLARGED THINWALLED DOWNWARD-EXTENDING INTEGRAL EXTERIOR HOLLOW SKIRT STRUCTURE WHICH IS CARRIED BY AND JOINED TO IT ADJACENT TO BUT SPACED AXIALLY FROM THE SAID LOWER RIM, THE UPPER PORTIONS OF THE SKIRT STRUCTURE COMPRISING AN ANNULAR WALL EXTENDING BOTH OUTWARD AND DOWNWARD, SAID WALL CONSTITUTING AT ALL TIMES A CONTINUOUSLY-ACTING REINFORCEMENT FOR THE SAID MOUNTING WALL PORTION AND LOWER RIM TO STRENGTHEN AND STIFFEN THE SAME AND MINIMIZE THE LIKELIHOOD OF THE CYLINDRICAL MOUNTING WALL PORTION RUPTURING WHEN THE RIM IS EXPANDED BY THE NECK OF THE CONTAINER, (D) THE FLEXIBLE CYLINDRICAL WALL PORTIONS OF SAID CAP HAVING AN INTERNAL BORE CONSTITUTING A SLIDE BEARING, (E) A PLASTIC DEPRESS BUTTON CARRIED AND SLIDABLE IN THE SAID BORE OF THE CAP, AND (F) SAID MOUNTING WALL PORTION BEING WHOLLY VERTICAL AT ALL LOCATIONS BETWEEN THE LOWER RIM AND THE JUNCTURE OF THE SKIRT STRUCTURE AND THE CYLINDRICAL WALL PORTIONS.