Patents by Inventor David Ivone

David Ivone 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).

  • Publication number: 20090020959
    Abstract: The invention relates to a segmented packing ring for sealed packages, comprising at least two annular segments (1), which, in the assembled state, are held together in the circumferential direction by means of springs (3). According to the invention, the assembly may be simplified and relatively small springs used as protection against damage as a result of spring breakages, whereby, at each contact point (2) of adjacent annular segments (1), at least one separate tension spring (3) is arranged between anchor elements (5) provided on both ends in the region of the ends (4) of the annular segments (1) and the fixing of the tension springs (3) to the anchor elements (5) has a preferably clip or locking mechanism for single-person operation.
    Type: Application
    Filed: April 13, 2006
    Publication date: January 22, 2009
    Inventors: Bill Shaw, David Ivone, Mark Wardle, Jaeseok Lee