Artificial wave generation system for wake-surfing

Abstract

A system 10 for forming artificial waves on surface of water is disclosed. The system 10 has a pulling apparatus 14 installed on a stationary surface, a pulled apparatus 16 being a floating structure having a shape configured to form artificial waves when the pulled apparatus 16 moves on the surface of water, and a line 22 coupling the pulled apparatus 16 with the pulling apparatus 14 for pulling the pulled apparatus 16 to form the artificial waves. A configuration of the pulled apparatus 16 is disclosed for obtaining optimum bow 34 and stern wakes 46.

1 . A system for forming artificial waves for wake-surfing on surface of water, the system comprising:
 a pulling apparatus installed on a stationary surface;   a pulled apparatus being a floating structure having a shape configured to form waves when the pulled apparatus moves on the surface of water; and   a line  22  coupling the pulled apparatus with the pulling apparatus for pulling the pulled apparatus to form the artificial waves.   
     
     
         2 . The system for forming artificial waves for wake-surfing on surface of water of  claim 1 , wherein the pulling apparatus is configured to pull the pulled apparatus in a first direction and a second direction opposite to the first direction. 
     
     
         3 . The system for forming artificial waves for wake-surfing on surface of water of  claim 1 , further comprising one or more anchors installed on the stationary surface to support and guide the line. 
     
     
         4 . The system for forming artificial waves for wake-surfing on surface of water of  claim 3 , further comprising one or more pulleys attached to the anchors to support and guide the line. 
     
     
         5 . The system for forming artificial waves for wake-surfing on surface of water of  claim 1 , wherein the pulling apparatus is an electric winch. 
     
     
         6 . The system for forming artificial waves for wake-surfing on surface of water of  claim 1 , wherein the line is submerged in the water. 
     
     
         7 . The system for forming artificial waves for wake-surfing on surface of water of  claim 3 , wherein the anchors are submerged in the water. 
     
     
         8 . The system for forming artificial waves for wake-surfing on surface of water of  claim 4 , wherein the electric winch is operated by an automatic control system. 
     
     
         9 . The system for forming artificial waves for wake-surfing on surface of water of  claim 1 , wherein the pulled apparatus comprises a hull and a ballast. 
     
     
         10 . The system for forming artificial waves for wake-surfing on surface of water of  claim 1 , wherein the pulled apparatus is substantially hollow. 
     
     
         11 . The system for forming artificial waves for wake-surfing on surface of water of  claim 9 , wherein the hull comprises a bow adapted for forming bow waves. 
     
     
         12 . The system for forming artificial waves for wake-surfing on surface of water of  claim 9 , wherein the hull comprises a stern adapted for forming stern wakes. 
     
     
         13 . The system for forming artificial waves for wake-surfing on surface of water of  claim 9 , wherein a bottom of the hull has a concave surface between bilges of the hull. 
     
     
         14 . The system for forming artificial waves for wake-surfing on surface of water of  claim 1 , wherein the line comprises:
 a track line directly coupled with the pulling apparatus for pulling the track line, the track line running along the direction of movement of the pulled apparatus; and   a haul line having a first end and a second end, the second end directly coupled with the pulled apparatus and the first end of the haul line coupled to the track line for pulling the pulled apparatus when the track line is pulled.   
     
     
         15 . The system for forming artificial waves for wake-surfing on surface of water of  claim 10  wherein the pulled apparatus has a spacer attached at its bottom, the pulled apparatus coupled to the track line via the spacer. 
     
     
         16 . The system for forming artificial waves for wake-surfing on surface of water as claimed in  claim 1 , the pulled apparatus having hull shaped as a boat with a portion of the hull configured for submerging into water comprising:
 a bow;   a stern being substantially flat;   a longitudinal length between the bow and the stern;   sides that are substantially parallel to each other; and   a bottom with a concave surface extending from the stern to a part of longitudinal length of the pulled apparatus.   
     
     
         17 . The system for forming artificial waves for wake-surfing on surface of water of  claim 16 , wherein the concave surface extends from the stern to about a third of the longitudinal length of the pulled apparatus. 
     
     
         18 . The system for forming artificial waves for wake-surfing on surface of water of  claim 16 , wherein the bow has a sharp leading edge that is orthogonal to the bottom. 
     
     
         19 . The system for forming artificial waves for wake-surfing on surface of water of  claim 18 , wherein the sharp leading edge of the bow widens up to a third of the longitudinal length of the pulled apparatus. 
     
     
         20 . The system for forming artificial waves for wake-surfing on surface of water of  claim 16 , wherein the hull has a breadth, and wherein the hull has one or more cheekbones wherein a radius of one of the one or more cheekbones of the hull towards the bow is one-eighth part of the breadth of the pulled apparatus. 
     
     
         21 . The system for forming artificial waves for wake-surfing on surface of water of  claim 16 , wherein the hull has a breadth, and wherein the hull has one or more cheekbones wherein a radius of one of the one or more cheekbones of the hull towards the stern is one-thirtieth part of the breadth of the pulled apparatus. 
     
     
         22 . The system for forming artificial waves for wake-surfing on surface of water of  claim 16 , wherein the bottom includes a V-shape. 
     
     
         23 . The system for forming artificial waves for wake-surfing on surface of water of  claim 22 , wherein an angle of the bottom with respect to horizontal within a front portion of the pulled apparatus is about eighteen degrees. 
     
     
         24 . The system for forming artificial waves for wake-surfing on surface of water of  claim 22 , wherein the hull has a middle portion, wherein the angle of the bottom with respect to horizontal within the middle portion of the pulled apparatus is about five degrees. 
     
     
         25 . The system for forming artificial waves for wake-surfing on surface of water of  claim 16 , wherein the concave surface has a depth of about a tenth part of a breadth of the pulled apparatus. 
     
     
         26 . The system for forming artificial waves for wake-surfing on surface of water of  claim 16 , wherein an angle formed between the bottom and the stern is between eighty and one-hundred degrees. 
     
     
         27 . The system for forming artificial waves for wake-surfing on surface of water of  claim 16 , wherein an angle formed between the sides and the stern is between eighty and one-hundred degrees.