Patents Assigned to Wella Aktiengesellshaft
  • Patent number: 6305578
    Abstract: A compressed gas container apparatus having at least two compressed gas containers disposed side by side, each for one foamable liquid product which contains a liquidified propellant gas, wherein both compressed gas containers are each provided with a valve; both valves are actuatable in common by a top fitting, and each valve is provided through the top fitting with a connecting conduit; the connecting conduits discharge into a mixing chamber and an expansion conduit adjoins the mixing chamber and on its end has a foam dispensing opening; wherein the connecting conduits and the mixing chamber have such small cross-sectional areas that when a product is dispensed, the products flowing through the connecting conduits and the mixing chamber remain in a liquid phase.
    Type: Grant
    Filed: December 18, 2000
    Date of Patent: October 23, 2001
    Assignee: Wella Aktiengesellshaft
    Inventors: Bodo Hildebrandt, Johannes Burghaus, Heiko Eberhardt, Udo Kohn, Joerg Mayer