Patents by Inventor Hervé Zakrzewski

Hervé Zakrzewski 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).

  • Patent number: 7037456
    Abstract: Apparatus for manufacturing flexible tubes comprising a skirt and a head provided with a neck and a shoulder linking the neck to the skirt, the apparatus having a first zone devoted to manufacturing the skirts, a second zone devoted to manufacturing the flexible tubes, a third zone devoted to finishing the flexible tubes thus produced, a first transfer device transferring the skirts in continuous motion from the first zone to the second zone, and a second transfer device transferring, in continuous motion synchronized with the former, the tubes from the second zone to the third zone.
    Type: Grant
    Filed: March 19, 2002
    Date of Patent: May 2, 2006
    Assignee: Cebal SA
    Inventors: Bertrand Gruau, Hervé Zakrzewski, Michel Bosshardt