Patents by Inventor Francisco D. M. Serrano

Francisco D. M. Serrano 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).

  • Flexible joint for connection of two pipes
    Patent number: 4416473
    Abstract: A flexible joint for connection of two pipes comprises a cup-shaped piece which can be connected to a first pipe, a tubular piece which can be connected to a second pipe, the tubular piece being coaxial with the cuplike piece and being arranged partially inside it, and two flexible spherical rings arranged between the cuplike piece and the tubular piece. The two flexible spherical rings are bolted together and arranged on opposite sides of the center of oscillation, the concave surfaces of the rings being directed towards the center of oscillation and being concentric with respect to this center.
    Type: Grant
    Filed: June 19, 1981
    Date of Patent: November 22, 1983
    Assignee: Compagnie Generale pour les Developpements Operationnels des Richesses Sous-Marines "C. G. Doris"
    Inventors: Jacques E. Lamy, Dominique Michel, Francisco D. M. Serrano