Patents by Inventor Jacques Villaeys

Jacques Villaeys 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).

  • Aerostat intended to travel in an autonomous and reversible manner between the ground of a planet having an atmosphere and a predetermined ceiling altitude
    Patent number: 5076513
    Abstract: The invention relates to an aerostat of the double balloon type intended to travel in an autonomous and reversible manner between the ground of a planet having an atmosphere and a predetermined ceiling altitude. This aerostat is of the type comprising a first closed carrier balloon (1) for containing a gas lighter than the gas present in the atmosphere, and a solar hot air balloon (3) comprising a permanent opening (6) permitting its filling by the gas present in the atmosphere. According to the invention the solar hot air balloon is provided at its upper extremity with an opening defined by an annular border, and means for sealingly securing this annular border to the peripheral wall of the carrier balloon (1), such that said carrier balloon extends partially into the interior of the envelope of the hot air balloon (3).
    Type: Grant
    Filed: August 4, 1989
    Date of Patent: December 31, 1991
    Assignee: Centre Nationale d'Etudes Spatiales (C.N.E.S.)
    Inventors: Robert Regipa, Jacques Villaeys