MOTORIZED LIGHT BOAT DEVICE HAVING LOW ENERGY CONSUMPTION SUSTAINED BY A HORIZONTAL AERIAL TRACTION WING AND TWO UNDERWATER WINGS OR HYDROFOILS

摘要

The device has a light boat hull (7) equipped with a depth and retractable drift (8) and a depth and retractable rudder (9). A rear horizontal hydrofoil (12) is placed at a lower end of the rudder immersed at a lower end of a retractable long shaft (25). A rig is composed of halyard beams (4) and horizontal traction wing (1) equipped with traction lines (2) and brakes (3) which return to the foot of a mast (21). The beams are connected to a halyard (24), and connect a leading edge of a wing (22) to a tack point (5). A lath (23) and the mast are provided with a pair of arrow bars (19).