Patents by Inventor John Pfullmann

John Pfullmann has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Container contents discharging station assembly with sealing guard lip and loading guide shoulders
    Patent number: 8113759
    Abstract: A container-contents discharging station may include a guard in sealing engagement with a container prior to inverting the container to discharge its contents. A container-contents discharging station may also include an air bellows to seal an open top of a container to a guard prior to inverting the container to discharge its contents. A method for retrofitting an existing container-contents discharging system removes an existing enclosure and replaces it with a modified enclosure having a sealing guard and a container lifting mechanism.
    Type: Grant
    Filed: March 30, 2007
    Date of Patent: February 14, 2012
    Assignee: Meyer Industries, Inc.
    Inventors: Stephen Byron, Jimmie Lassitar, Jr., John Pfullmann