Device for Adjusting the Nose of a Gliding Board

Abstract

A gliding board comprising a connecting means ( 7 ) of the cable or bar type extending from a point ( 6 ) of connection with the gliding board as far as a moving connecting element ( 8; 18; 18′; 28; 48 ) of an adjusting device ( 5 ) mounted on the gliding board, wherein the adjusting device ( 5 ) comprises a lever actuator ( 10; 20; 30; 50 ) acting on the moving connecting element ( 8; 18; 18′; 28; 48 ) in such a way as to move it in order to alter the tension exerted on the connecting means ( 7 ), so as to alter at least one mechanical characteristic of the gliding board, and wherein the lever actuator ( 10; 20; 30; 50 ) is such that it returns to the same position after each actuation irrespective of the position of the moving connecting element ( 8; 18; 18′; 28; 48 ).

1 . A gliding board comprising a connecting means ( 7 ) of the cable, strap or bar type extending from a point ( 6 ) of connection with the gliding board as far as a moving connecting element ( 8 ;  18 ;  18 ′;  28 ;  48 ) of an adjusting device ( 5 ) mounted on the gliding board, wherein the adjusting device ( 5 ) comprises a lever actuator ( 10 ;  20 ;  30 ;  50 ) acting on the moving connecting element ( 8 ;  18 ;  18 ′;  28 ;  48 ) in such a way as to move it in order to alter the tension exerted on the connecting means ( 7 ), and wherein the lever actuator ( 10 ;  20 ;  30 ;  50 ;) is such that it returns to the same position after each actuation irrespective of the position of the moving connecting element ( 8 ;  18 ;  18 ′;  28 ;  48 ), so as to make an adjustment to the geometry or to the surface area of a nose and/or to the curvature of a gliding board. 
   
   
       2 . The gliding board as claimed in  claim 1 , wherein the adjusting device ( 5 ) allows the geometry or the surface area of at least one nose ( 2 ) of the gliding board to be adjusted. 
   
   
       3 . The gliding board as claimed in  claim 2 , wherein the adjusting device ( 5 ) is positioned on the surface of the gliding board near the front or rear ( 3 ) point of contact of the gliding board. 
   
   
       4 . The gliding board as claimed in  claim 2 , wherein the connecting means ( 7 ) extends over at most the length from one end as far as the point at which the middle of a boot is positioned on the gliding board. 
   
   
       5 . The gliding board as claimed in  claim 3 , wherein the connecting means ( 7 ) works in traction and wherein the point ( 6 ) of connection of the connecting means ( 7 ) with the nose ( 2 ) is positioned on the nose ( 2 ) between 5 and 10 centimeters from the front or rear ( 3 ) point of contact of the gliding board or at a height of between 1 and 2 centimeters. 
   
   
       6 . The gliding board as claimed in  claim 4 , wherein the connecting means ( 7 ) works in compression and wherein the point ( 6 ) of connection of the connecting means ( 7 ) with the nose ( 2 ) is positioned on the nose ( 2 ) between 25 and 40 centimeters from the front or rear ( 3 ) point of contact and at a height of less than 4 centimeters. 
   
   
       7 . The gliding board as claimed in  claim 1 , wherein the adjusting device ( 5 ) is incorporated into part of the binding device ( 4 ) used to secure a boot to the gliding board. 
   
   
       8 . The gliding board as claimed in  claim 1 , wherein the adjusting device ( 5 ) comprises a mechanical coupling between the lever actuator ( 20 ;  30 ) and the moving connecting element ( 18 ;  18 ′;  28 ) comprising a cam ( 22 ;  22 ′;  32 ) defining a closed surface over successive portions of which an element ( 23 ;  23 ′;  27 ) of the mechanical coupling travels in response to various successive actuations of the lever actuator ( 20 ;  30 ). 
   
   
       9 . The gliding board as claimed in  claim 8 , wherein the cam ( 22 ;  22 ′) is movably mounted in rotation and wherein the lever actuator ( 20 ) comprises a rod ( 17 ) acting on the cam ( 22 ;  22 ′) to cause it to rotate, the cam ( 22 ;  22 ′) collaborating with a part ( 23 ;  23 ′) of the moving connecting element ( 18 ;  18 ′) to cause it to move. 
   
   
       10 . The gliding board as claimed in  claim 9 , wherein the cam ( 22 ) has several lobes ( 25 ) the end ( 24 ) of which can interact with a rod ( 23 ) of the moving connecting element ( 18 ). 
   
   
       11 . The gliding board as claimed in  claim 8 , wherein the cam ( 22 ′) has a structure with a long side and a short side to press directly against a surface ( 23 ′) at the end of the moving connecting element ( 18 ′). 
   
   
       12 . The gliding board as claimed in  claim 8 , wherein the moving connecting element ( 28 ) comprises an opening ( 31 ) forming a cam surface ( 32 ) along which a finger ( 27 ) of a link rod ( 36 ) connected to the lever actuator ( 30 ) travels. 
   
   
       13 . The gliding board as claimed in  claim 12 , wherein the adjusting device further comprises a lever latch ( 38 ) able to cooperate with a pin ( 29 ) of the moving connecting element ( 28 ) in order to keep it in a retreated position or not to keep it in a retreated position. 
   
   
       14 . The gliding board as claimed in  claim 13 , wherein the adjusting device comprises a leaf spring ( 39 ) with one end ( 40 ) curved outward to guide the finger ( 27 ) of the link rod ( 36 ) in its travel along the interior cam surface ( 32 ). 
   
   
       15 . The gliding board as claimed in  claim 1 , wherein the adjusting device ( 5 ) comprises a mechanical coupling between the lever actuator ( 50 ) and the moving connecting element ( 48 ) comprising a first drive means ( 47 ) for driving the lever actuator ( 50 ) allowing the moving connecting element ( 48 ) to be rotated in a first direction as it rotates, and a second drive means ( 51 ) allowing the moving connecting element ( 48 ) to be rotated in the opposite direction as it rotates, so as to move this connecting element from a first position to a retreated second position and vice versa. 
   
   
       16 . The gliding board as claimed in  claim 1 , wherein the moving connecting element ( 8 ;  18 ;  18 ′;  28 ;  48 ) is able to move and can occupy two different positions obtained by two successive actuations of the lever actuator ( 10 ;  20 ;  30 ;  50 ). 
   
   
       17 . The gliding board as claimed in  claim 1 , wherein the moving connecting element is able to move and can occupy more than two different positions obtained by successive actuations of the lever actuator. 
   
   
       18 . The gliding board as claimed in  claim 1 , wherein the adjusting device ( 5 ) is mounted on a free end of a longitudinal plate attached to the gliding board. 
   
   
       19 . The gliding board as claimed in  claim 1 , wherein at least the connecting means ( 7 ) is mounted removably on the gliding board. 
   
   
       20 . An adjusting device ( 5 ) for adjusting the geometry or the surface area of a nose and/or the curvature of a gliding board and which comprises a lever actuator ( 10 ;  20 ;  30 ;  50 ) acting on the moving connecting element ( 8 ;  18 ;  18 ′;  28 ;  48 ) in such a way as to move it, and wherein the lever actuator is such that it returns to the same position after each actuation irrespective of the position of the moving connecting element ( 8 ;  18 ;  18 ′;  28 ;  48 ). 
   
   
       21 . The adjusting device ( 5 ) for a gliding board as claimed in  claim 20 , which comprises a mechanical coupling between the lever actuator ( 20 ;  30 ) and the moving connecting element ( 18 ;  18 ′;  28 ) comprising a cam ( 22 ;  22 ′;  32 ) defining a closed surface over successive portions of which an element ( 23 ;  23 ′;  27 ) of the mechanical coupling travels in response to various successive actuations of the lever actuator ( 10 ;  20 ;  30 ). 
   
   
       22 . The adjusting device ( 5 ) for a gliding board as claimed in  claim 19 , which comprises a mechanical coupling between the lever actuator ( 50 ) and the moving connecting element ( 48 ) comprising a first drive means ( 47 ) for driving the lever actuator ( 50 ) allowing the moving connecting element ( 48 ) to be rotated in a first direction as it rotates, and a second drive means ( 51 ) allowing the moving connecting element ( 48 ) to be rotated in the opposite direction as it rotates, so as to move this connecting element successively from a first position to a retreated second position and vice versa.