Patents by Inventor Georges Livet

Georges Livet 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).

  • Process and machines for automatically welding or cutting the junction point between a main pipe and a secondary branch pipe
    Patent number: 4659903
    Abstract: The invention relates to a machine for automatically welding and/or cutting the junction point between a main pipe and a secondary branch pipe placed thereon. This machine comprises a positioning support on which the main pipe is placed. The positioning support comprises two servomotors which drive the main pipe in rotation about the longitudinal axis of the pipe and about a second horizontal axis perpendicular to said longitudinal axis. The machine comprises a travelling gantry crane which bears three carriages movable by three servomotors along three axes rectangular with each other, one of which is vertical. One of the carriages bears a welding or cutting head.
    Type: Grant
    Filed: June 28, 1984
    Date of Patent: April 21, 1987
    Assignee: Societe Nouvelle des Ateliers et Chantiers du Havre
    Inventors: Jean Berne, Georges Livet