Patents by Inventor Alain Marcout

Alain Marcout 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).

  • Device for pushing a tube of plastics material for internally casing a metal piping to be renovated
    Patent number: 5839613
    Abstract: A pushing device which includes a frame supporting at least one powered train of wheels the drive surface of which is made from rubber for driving a plastics tubing through friction and for imparting thereto a continuous motion inside of a metal piping to be renovated, the invention being applicable to the renovation of systems of fluid-conveying buried metal pipings.
    Type: Grant
    Filed: March 14, 1997
    Date of Patent: November 24, 1998
    Assignee: Gaz De France
    Inventors: Alain Marcout, Marcel Teillaud, Yves Berger
  • Device for sealingly positioning a tube used to repair a damaged pipe
    Patent number: 5421370
    Abstract: A flange (33) which can be connected to a length of pipe which is to be renewed (1a) and which comprises a series of separable disc-shaped elements individually constituted by a plurality of parts. Sealing-tight gaskets are interposed with a clamping effect between two element parts and between two adjacent disc-shaped elements. By way of a terminal flange element (33e) it is possible also to place at the end of the flange a monitoring device or a counter-flange (77) for guiding a casing pipe (35). The flange may be dismantled when casing is completed.
    Type: Grant
    Filed: December 17, 1993
    Date of Patent: June 6, 1995
    Assignee: Gaz de France
    Inventors: Alain Marcout, Marcel Teillaud, Yves Berger, Michel Berland