Patents Assigned to Aerosol Services Co.
  • Method and apparatus for releasing additional ingredients in a pressurized container
    Patent number: 4518103
    Abstract: A method and apparatus are disclosed for delayed release of additional ingredients including additional propellant within a pressurized dispensing container. A reserve container within the primary product container is constructed to open or rupture as a result of a predetermined degree of depressurization of the primary container to release its contents and repressurize the primary container to enable subsequent ejection of product. A catalytic activation system is disclosed as one possible application of this invention.
    Type: Grant
    Filed: September 9, 1981
    Date of Patent: May 21, 1985
    Assignee: Aerosol Services Co.
    Inventors: Walter K. Lim, Arthur A. Krause