Patents by Inventor Stephane Oberli

Stephane Oberli 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).

  • Pig for installing a cable in a conduit
    Patent number: 7740230
    Abstract: A pig for installing a cable in a conduit, in which it comprises a body and a seal intended to follow the internal surface of the conduit, the body comprising a radially elastic tubular part on which the seal is mounted, and a support part fixed to or integral with the tubular part, the support part having a guide surface intended to guide the pig in the conduit, the diameter of the guide surface being slightly less than the maximum diameter of the seal, so that the support part radially deforms the tubular part when the pig passes through deformed parts of the conduit.
    Type: Grant
    Filed: June 2, 2003
    Date of Patent: June 22, 2010
    Assignee: Plumettaz SA
    Inventors: Stéphane Oberli, Gérard Plumettaz
  • Pig for installing a cable in a conduit
    Publication number: 20060054874
    Abstract: A pig for installing a cable in a conduit, in which it comprises a body and a seal intended to follow the internal surface of the conduit, the body comprising a radially elastic tubular part on which the seal is mounted, and a support part fixed to or integral with the tubular part, the support part having a guide surface intended to guide the pig in the conduit, the diameter of the guide surface being slightly less than the maximum diameter of the seal, so that the support part radially deforms the tubular part when the pig passes through deformed parts of the conduit.
    Type: Application
    Filed: June 2, 2003
    Publication date: March 16, 2006
    Inventors: Stephane Oberli, Gerard Plumettaz