초록

An aerosol dispensing device having a valve system enabling the container to be used in any orientation.

대표청구항 ▼

1. An aerosol package comprising a container under pressure a vaporized propellant and a liquified product, said propellant and product being present as at least two separate phases, and a valve means comprising a valve having a single inlet enclosed by a hollow, porous plastic diptube extending to

1. An aerosol package comprising a container under pressure a vaporized propellant and a liquified product, said propellant and product being present as at least two separate phases, and a valve means comprising a valve having a single inlet enclosed by a hollow, porous plastic diptube extending to the base of said container, said diptube being closed at the bottom, said dip-tube and closed bottom thereof being impervious to said vaporized propellant, and substantially void of any filler material therein, whereby said diptube permits unobstructed flow therethrough and the container can be positioned for use in any orientation. 2. An aerosol package as in claim 1 wherein said product is miscible in a liquified portion of said propellant. 3. An aerosol package as in claim 1 wherein said propellant is present as a vapor phase and liquid phase, and said product is present as a second liquid phase immiscible with said liquified vapor phase. 4. An aerosol package as in claim 3 wherein said product has ingredients in both said liquified vapor phase and said second immiscible liquid phase. 5. An aerosol package as in claim 1 containing two immiscible liquid phases, with product in at least one liquid phase, and said dip tube is porous to both said liquid phases.