Patent ID: 7540797

Claim:
Device for performing a gliding sport on water using a board, comprising; at least one board ( 1 ) for gilding on water, at least one boot assembly ( 2 ) designed to be releasably attached to the board, for a safe connection between the board and at least one foot of a user, and comprising: a rigid structure ( 3 ) comprising at least: a rigid sole ( 4 ) provided with a heel ( 5 ), a rigid metatarsal strap ( 6 ) provided with means ( 7 ) for locking on the user's foot, a rigid lower leg portion ( 8 ) provided with means ( 9 ) for locking around the user's lower leg, and pivotably connected to the heel of said sole, joint means ( 10 ) between said lower leg portion and the heel of the sole, located in an area corresponding substantially to the user's ankle, a flexible boot ( 11 ) arranged inside said rigid structure, means ( 12 ) for attachment, with a safety release, of said at least one boot assembly to said at least one board, wherein the device includes at least one first rigid lateral blade ( 16 ), arranged at the right-hand side or at the left-hand side of said at least one boot assembly, connected by one first end ( 17 ) with a point contained in a first area ( 19 ) extending from the upper surface ( 20 ) of said board to the lower portion ( 21 ) of the heel of the rigid structure, and integral by a second end ( 18 ) with a point contained in a second area ( 22 ) extending around said joint means between the lower leg portion and the sole of the rigid structure and including said joint means.