US Patent 7320476 Secure attachment of a boot to a sliding board

Toe-piece for attaching a boot to a sliding board, comprising a body (2) and at least one jaw (3) which is rotationally movable about an substantially horizontal axis (5) in accordance with a first bearing on the body (2) for release in the event of a backward fall and rotationally movable about an substantially vertical axis (6) in accordance with a second bearing on the body (2) for release in the event of torsion, wherein the bearing surface between the jaw (3) and the body (2) on the jaw (3) and/or the body (2) has an inclined part (7, 7′) to represent a specific setting of the release threshold of the binding for certain particular falls.