A lifting fan for hovercraft of the present disclosure comprises an upper shroud that is higher in its center and lower on its outer side, an air inlet part formed in the center of the upper shroud, a lower shroud that is higher in its center and lower on its outer side, a rotating shaft coupled to the center of the lower shroud, a plurality of blowing blades formed between the upper shroud and the lower shroud, a blowing passage formed with an inclination between the upper shroud, the lower shroud, and the plurality of blowing blades, and an air outlet part formed on the outer side of the upper shroud, on the outer side of the lower shroud, and at distal ends of the plurality of blowing blades, and thus has the effect of being excellent in the efficiency of air flow and of reducing the amount of noise and vibration generated in the process in which the air introduced through the air inlet part is discharged through the air outlet part by way of the inclined blowing passage.

A lifting fan for hovercraft of the present disclosure comprises an upper shroud that is higher in its center and lower on its outer side, an air inlet part formed in the center of the upper shroud, a lower shroud that is higher in its center and lower on its outer side, a rotating shaft coupled to the center of the lower shroud, a plurality of blowing blades formed between the upper shroud and the lower shroud, a blowing passage formed with an inclination between the upper shroud, the lower shroud, and the plurality of blowing blades, and an air outlet part formed on the outer side of the upper shroud, on the outer side of the lower shroud, and at distal ends of the plurality of blowing blades, and thus has the effect of being excellent in the efficiency of air flow and of reducing the amount of noise and vibration generated in the process in which the air introduced through the air inlet part is discharged through the air outlet part by way of the inclined blowing passage.

A control system of a hovercraft that includes one engine and one propulsion fan enclosed in a duct in which swivel side flaps are located is described. The control system includes, downstream of the duct, at least three rudders. Each of the rudders operates in the full range of angular position, regardless of the position of the swivel side flaps. A control method of such a hovercraft is also described.

A control system of a hovercraft that includes one engine and one propulsion fan enclosed in a duct in which swivel side flaps are located is described. The control system includes, downstream of the duct, at least three rudders. Each of the rudders operates in the full range of angular position, regardless of the position of the swivel side flaps. A control method of such a hovercraft is also described.

A ground effect flight vehicle comprising, a fuselage (1), a wing assembly (4, 5), an engine assembly comprising one or more engines or engine sets (6, 7, 8), and a hull (2) for enabling floatation of the vehicle; wherein the wing assembly (4, 5) comprises stabilizer wings (4) and/or the one or more engines (6, 7, 8) are equipped to provide an airflow departing from the engines (6, 7, 8) which is positionable in one of multiple positions, a first position of the multiple positions which is arranged to generate lift for vertical take-off purpose, and a second position of the multiple positions which is for horizontal cruise flight.

A ground effect flight vehicle comprising, a fuselage (1), a wing assembly (4, 5), an engine assembly comprising one or more engines or engine sets (6, 7, 8), and a hull (2) for enabling floatation of the vehicle; wherein the wing assembly (4, 5) comprises stabilizer wings (4) and/or the one or more engines (6, 7, 8) are equipped to provide an airflow departing from the engines (6, 7, 8) which is positionable in one of multiple positions, a first position of the multiple positions which is arranged to generate lift for vertical take-off purpose, and a second position of the multiple positions which is for horizontal cruise flight.

The utility model relates to an electric hovercraft for sports competitions. It mainly solves the technical problem of serious environmental pollution in the existing hovercraft for sports competitions. The technical scheme is: an electric hovercraft for sports competitions, comprising an air-cushion apron, a rudder, an elevator, a thrust cylinder, a thrust fan, a hull, a steering handle and a lift fan, wherein: it also includes two continuously variable electric motors, a motor Bracket, battery, controller, the motor bracket is arranged at the rear of the hull and in front of the thrust cylinder, the first continuously variable speed electric motor is mounted on the motor bracket, and the shaft of the first continuously variable speed electric motor is connected to the rotating shaft of thrust fan. The second continuously variable speed electric motor is arranged on the top surface of the front part of the hull through a support rod and is connected with the lift fan, the battery is installed in the rear of the hull and is located below the motor bracket, the controller is arranged on the front panel inside the hull and is electrically connected with the first continuously variable speed electric motor, the battery and the second continuously variable speed electric motor.

The utility model relates to an electric hovercraft for sports competitions. It mainly solves the technical problem of serious environmental pollution in the existing hovercraft for sports competitions. The technical scheme is: an electric hovercraft for sports competitions, comprising an air-cushion apron, a rudder, an elevator, a thrust cylinder, a thrust fan, a hull, a steering handle and a lift fan, wherein: it also includes two continuously variable electric motors, a motor Bracket, battery, controller, the motor bracket is arranged at the rear of the hull and in front of the thrust cylinder, the first continuously variable speed electric motor is mounted on the motor bracket, and the shaft of the first continuously variable speed electric motor is connected to the rotating shaft of thrust fan. The second continuously variable speed electric motor is arranged on the top surface of the front part of the hull through a support rod and is connected with the lift fan, the battery is installed in the rear of the hull and is located below the motor bracket, the controller is arranged on the front panel inside the hull and is electrically connected with the first continuously variable speed electric motor, the battery and the second continuously variable speed electric motor.

The utility model relates to an electric hovercraft for sports competitions. It mainly solves the technical problem of serious environmental pollution in the existing hovercraft for sports competitions. The technical scheme is: an electric hovercraft for sports competitions, comprising an air-cushion apron, a rudder, an elevator, a thrust cylinder, a thrust fan, a hull, a steering handle and a lift fan, wherein: it also includes two continuously variable electric motors, a motor Bracket, battery, controller, the motor bracket is arranged at the rear of the hull and in front of the thrust cylinder, the first continuously variable speed electric motor is mounted on the motor bracket, and the shaft of the first continuously variable speed electric motor is connected to the rotating shaft of thrust fan. The second continuously variable speed electric motor is arranged on the top surface of the front part of the hull through a support rod and is connected with the lift fan, the battery is installed in the rear of the hull and is located below the motor bracket, the controller is arranged on the front panel inside the hull and is electrically connected with the first continuously variable speed electric motor, the battery and the second continuously variable speed electric motor.

The utility model relates to an electric hovercraft for sports competitions. It mainly solves the technical problem of serious environmental pollution in the existing hovercraft for sports competitions. The technical scheme is: an electric hovercraft for sports competitions, comprising an air-cushion apron, a rudder, an elevator, a thrust cylinder, a thrust fan, a hull, a steering handle and a lift fan, wherein: it also includes two continuously variable electric motors, a motor Bracket, battery, controller, the motor bracket is arranged at the rear of the hull and in front of the thrust cylinder, the first continuously variable speed electric motor is mounted on the motor bracket, and the shaft of the first continuously variable speed electric motor is connected to the rotating shaft of thrust fan. The second continuously variable speed electric motor is arranged on the top surface of the front part of the hull through a support rod and is connected with the lift fan, the battery is installed in the rear of the hull and is located below the motor bracket, the controller is arranged on the front panel inside the hull and is electrically connected with the first continuously variable speed electric motor, the battery and the second continuously variable speed electric motor.