Patent ID: 6945836

Claim:
A towable non-motorized nautical device for aquatic leisure activity having a front part that is capable of being lifted up from a liquid in which the nautical device is disposed when towed, said nautical device comprising: an inflatable front structure elongated along a direction perpendicular to a direction of movement of the nautical device and comprising at least one closed end on a side of the nautical device; at least two elongated inflatable secondary structures each having an end that is interlocked to an inner side of the front structure at a predetermined distance from the at least one closed end of the front structure; at least one elongated auxiliary structure with a cross section that is smaller than a cross section of the secondary structures, linking the secondary structures in a parallel manner, and being able to be juxtaposed together in groups to link the secondary structures; and at least one retainer for a passenger of the nautical device to hold on to; wherein the secondary and auxiliary structures lie parallel to each other along the direction of movement of the nautical device and are approximately perpendicular to the direction of elongation of the front structure, and wherein rear ends of the secondary and auxiliary structures are not linked.