Patents by Inventor David S. Pantel

David S. Pantel 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).

  • Breathable girth unit for a tube former in a packaging apparatus and method
    Patent number: 5799467
    Abstract: A breathable girth former for a packaging machine for bathroom tissue and kitchen toweling rolls wherein the entrance funnel (preformer) has two halves resiliently mounted to conform to the product dimension most likely to jam in the downstream girth former. The funnel halves movement is transmitted to the girth tube former halves by a mechanical linkage to provide the same spacing as in the funnel.
    Type: Grant
    Filed: May 19, 1997
    Date of Patent: September 1, 1998
    Assignee: Paper Converting Machine Company
    Inventors: Wayne T. Nankervis, Gary L. Dufek, David S. Pantel