The Procter & Gamble Company
Internally fitted aerosol dispenser

Abstract:

An aerosol dispenser having a valve cup. The valve cup has an internal interlock, for attachment of a valve assembly thereto. A seal is disposed below the interlock. This arrangement provides the benefit that components of the dispenser may be inserted past the interlock, and still seal product therein under pressure. The interlock may comprise threads or a bayonet fitting. The valve cup may be injection molded as a preform.