Patents by Inventor Ernst Jan Folkert Van Der Wal

Ernst Jan Folkert Van Der Wal 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).

  • Tapping device, beverage container, coupling device and method with cleaning element
    Patent number: 8887961
    Abstract: Tapping device for beverage, including at least one beverage container, a tapping line and a tapping cock, wherein the tapping line extends at least to adjacent the tapping cock and a connector for connection of the tapping line to the at least one beverage container, wherein a cleaning element is provided in the beverage container or the connector, which cleaning element upon broaching of a beverage container is situated near an end of the tapping line proximal to the beverage container and is movable through the tapping line under pressure of beverage from the beverage container, while abutting against an inner side of the tapping line, such that beverage will propel the cleaning element in the tapping line, at least to near the tapping cock.
    Type: Grant
    Filed: June 29, 2007
    Date of Patent: November 18, 2014
    Assignee: Heineken Supply Chain B.V.
    Inventors: Bart Jan Bax, Helmut Paulitsch, Ernst Jan Folkert Van Der Wal, Antonius Maurits Willemen
  • TAPPING DEVICE, BEVERAGE CONTAINER, COUPLING DEVICE AND METHOD WITH CLEANING ELEMENT
    Publication number: 20100243676
    Abstract: Tapping device for beverage, comprising at least one beverage container, a tapping line and a tapping cock, wherein the tapping line extends at least to adjacent the tapping cock and connecting means for connection of the tapping line to the at least one beverage container, wherein a cleaning element is provided in the beverage container or the connecting means, which cleaning element upon broaching of a beverage container is situated near an end of the tapping line proximal to the beverage container and is movable through the tapping line under pressure of beverage from the beverage container, while abutting against an inner side of the tapping line, such that beverage will propel the cleaning element in the tapping line, at least to near the tapping cock.
    Type: Application
    Filed: June 29, 2007
    Publication date: September 30, 2010
    Applicant: HEINEKEN SUPPLY CHAIN B.V.
    Inventors: Bart Jan Bax, Helmut Paulitsch, Ernst Jan Folkert Van Der Wal, Antonius Maurits Willemen