Fastening device for fastening a boot to a sliding board

Boot for sport, comprising a strap assembled slidingly, the strap surrounding an instep of the boot, the strap comprising a first free end, extending on a first side of the instep, and a second free end, extending on a second side of the instep, the first free end comprising a first lateral retention element and a second lateral retention element,

• wherein the first lateral element and the second lateral element adapted to interact with a first lever and second leer, respectively, of a fastening device comprising a base adapted to be fastened to a sliding board and to surround, at least partially, a sole and lateral sides of the boot, wherein each of the first lever and the second lever is able to move relative to the base and to interact with the first lateral element and the second lateral element, respectively, each of the first lever and the second lever being able to move between a respective first retention position and a respective second clamping position, the first lever and the second lever being able to retain the boot in the base when the first lever and the second lever are in the first retention position, the first lever and the second lever being able to transmit a downward force on the first retention element and on the second retention element, respectively, when the first lever and the second lever are in the respective second clamping position, so as to clamp the boot against the fastening device.

Fastening system, comprising:

• a fastening device comprising a base, a first lever, and a second lever, and
• a boot for sport comprising a strap assembled slidingly, the strap surrounding an instep of the boot, the strap comprising a first free end, extending on a first side of the instep, and a second free end, extending on a second side of the instep, the first free end comprising a first lateral retention element and a second lateral retention element, the first lateral element and the second lateral element being adapted to interact with the first lever and the second lever, respectively, of the fastening device,
• wherein the base of the fastening device is adapted to be fastened to a sliding board and to surround, at least partially, a sole and lateral sides of the boot,
• wherein each of the first lever and the second lever of the fastening, device is able to move relative to the base and to interact with the first lateral element and the second lateral element, respectively, of the boot, each of the first lever and the second lever being able to move between a respective first retention position and a respective second clamping position, the first lever and the second lever being able to retain the boot in the base when the first lever and the second lever are in the first retention position, the first lever and the second lever being able to transmit a downward force on the first retention element and on the second retention element, respectively, when the first lever and the second lever are in the respective second clamping position, so as to clamp the boot against the fastening device.