Water Sports Device

Abstract

A water sports device is provided which is configured for self-stabilization. The water sports device includes an active stabilization means, in the case of which the control unit provides control signals for actuators of the water sports device, actuators being active adjusting means. These can be a motor of the propulsion apparatus, adjustable flaps or nozzles, or adjustable fins, rudders, hydrofoils or individual adjustable sections thereof. Input data such as data about the position of the water sports device, power output of the propulsion apparatus, speed, acceleration and/or user inputs are evaluated in the control unit, and control commands for an actuator or a plurality of actuators are generated.

1 . A water sports device comprising:
 a float;   a hydrofoil apparatus which is fastened by a holding apparatus to the float, and   a propulsion apparatus which is provided for the propulsion of the water sports device,   wherein the hydrofoil apparatus is arranged on a link of the holding apparatus having one or more hydrofoils,   wherein the float transferring into a position which is spaced apart from the water surface in the operating position and during a forward movement on account of a buoyancy brought about by way of the hydrofoil apparatus;   wherein the propulsion apparatus is configured for automatic self-stabilization of the water sports device, and the water sports device has a control unit which is provided to this end.   
     
     
         2 . The water sports device as claimed in  claim 1 , wherein the propulsion apparatus is configured for thrust control. 
     
     
         3 . The water sports device as claimed in  claim 31 , wherein the control unit is configured for self-stabilization of the water sports device by means of the thrust vector control. 
     
     
         4 . The water sports device of  claim 1 , wherein the propulsion apparatus has a vector nozzle. 
     
     
         5 . The water sports device of  claim 1 , wherein the control unit is configured for multiple-axis stabilization of the float. 
     
     
         6 . The water sports device of  claim 1 , wherein the propulsion apparatus has a pivotable propeller. 
     
     
         7 . The water sports device of  claim 1 , wherein the propulsion apparatus has at least one pivotable guide vane. 
     
     
         8 . The water sports device of  claim 1 , wherein the propulsion apparatus has a plurality of nozzles which point in different directions. 
     
     
         9 . The water sports device of  claim 1 , further including at least one sensor from a group comprising gyro sensors, speed sensors, position sensors (GPS, Glonass, Beidou, etc.), distance sensors (echo sounders, sonar), infrared sensors and inclinometers. 
     
     
         10 . The water sports device as claimed in  claim 9 , wherein the control unit is configured for processing the signals of the one or more sensors and for forming control signals on the basis of said signals. 
     
     
         11 . The water sports device of  claim 1 , wherein a plurality of selectable movement profiles are stored in the control unit. 
     
     
         12 . The water sports device of  claim 1 , wherein the control unit is configured for setting different spacings from the water surface in the operating position. 
     
     
         13 . The water sports device of  claim 1 , wherein the hydrofoil apparatus is configured for setting different angles of attack of at least parts of the one or more hydrofoils and/or of rudders of the hydrofoil apparatus. 
     
     
         14 . The water sports device of  claim 1 , wherein the control unit is configured for speed-dependent setting of the hydrofoil apparatus and/or the holding apparatus. 
     
     
         15 . The water sports device of  claim 1 , wherein the control unit is assigned at least one handheld unit. 
     
     
         16 . The water sports device of  claim 1 , further including a dead man's apparatus. 
     
     
         17 . The water sports device of  claim 1 , wherein the hydrofoil apparatus can be transferred, via the holding apparatus out of the rest and/or starting position into an operating position below the float. 
     
     
         18 . The water sports device of  claim 17  wherein the holding apparatus has a drive which is provided with an energy store, via which the hydrofoil apparatus can be transferred out of the rest and/or starting position into the operating position and/or out of the operating position into the rest and/or starting position. 
     
     
         19 . The water sports device of  claim 1 , wherein the holding apparatus has a further link which is mounted pivotably at one end on or in the float and is arranged pivotably at the other end on the hydrofoil apparatus. 
     
     
         20 . The water sports device as claimed  claim 18 , further including a control apparatus which is configured for controlling the drive, and at least one depth and/or proximity sensor which is connected to the control apparatus, the control apparatus being configured to change the spacing of the hydrofoil apparatus from the float in a manner which is dependent on the spacing of the water sports device from the bottom and/or an obstacle. 
     
     
         21 . The water sports device as claimed in  claim 18 , wherein the energy store has at least one spring which is prestressed by means of a drive motor. 
     
     
         22 . The water sports device of  claim 1 , wherein the propulsion apparatus is configured at least partially as part of the hydrofoil apparatus. 
     
     
         23 . The water sports device of  claim 1 , wherein the propulsion apparatus comprises an electric motor or an internal combustion engine. 
     
     
         24 . The water sports device of  claim 17 , wherein the propulsion apparatus is operable both in the rest and/or starting position and in the operating position. 
     
     
         25 . The water sports device of  claim 1 , further including a motor of the propulsion apparatus, which motor is arranged on the float side and is drive-connected to a propulsion element via a propulsion train which can be moved in an angular and/or longitudinal manner. 
     
     
         26 . The water sports device of  claim 1 , wherein the propulsion apparatus has a sensor arrangement which can be used for positional determination, and the control unit is configured, for the purpose of geo-fencing, for generating control signals on the basis of signals of the sensor arrangement. 
     
     
         27 . The water sports device of  claim 1 , further including at least one movement state sensor for determining the spacing of the float and/or the hydrofoil apparatus from the water surface. 
     
     
         28 . The water sports device of  claim 1 , further including a visual display unit. 
     
     
         29 . The water sports device as claimed  claim 19 , further including a control apparatus which is configured for controlling the drive, and at least one depth and/or proximity sensor which is connected to the control apparatus, the control apparatus being configured to change the spacing of the hydrofoil apparatus from the float in a manner which is dependent on the spacing of the water sports device from the bottom and/or an obstacle. 
     
     
         30 . The water sports device as claimed in  claim 2 , wherein the propulsion apparatus is configured for automatic thrust control. 
     
     
         31 . The water sports device as claimed in  claim 2 , wherein the propulsion apparatus is configured for automatic thrust vector control. 
     
     
         32 . The water sports device as claimed in  claim 9 , wherein the propulsion apparatus includes the at least one sensor.