Apparatus for producing constant proportion mixtures of two or more aerosols

Claim 1

APPARATUS FOR PRODUCING IN CONSTANT PROPORTIONS A MIXTURE OF TWO OR MORE AEROSOLS, SAID APPARATUS COMPRISING A CONTAINER FOR RECEIVING VALVED CANS CONTAINING SOLUTIONS OF THE AEROSOLS TO BE MIXED, A MIXING CHAMBER CARRIED BY SAID CONTAINER, A PLURALITY OF DUCT MEANS COMMUNICATING WITH THE CHAMBER, EACH DUCT MEANS TERMINATING IN A HOLLOW STEM PROJECTING INWARDLY WITH RESPECT TO SAID CONTAINER AND ADAPTED TO BE CONNECTED TO ONE OF SAID AEROSOL CANS, EACH DUCT MEANS BEING PROVIDED WITH AN ORIFICE OF CALIBRATED CROSS-SECTION AND SAID MIXING CHAMBER BEING PROVIDED WITH AN OUTLET TO THE AMBIENT ATMOSPHERE, MEANS FOR CAUSING SAID HOLLOW STEMS TO OPEN THE VALVES OF ALL OF SAID CANS SIMULTANEOUSLY SO AS TO BRING THEIR CONTENTS INTO COMMUNICATION WITH THE MIXING CHAMBER THROUGH SAID DUCT MEANS, AND A VARIABLE OPENING VALVE CONTROLLING SAID MIXING CHAMBER OUTLET.