Abstract: A boot for sporting activities, having on one side a plurality of aeration through holes forming engagement elements for an appendix of a tractive element (6) fixed to a lever (5) mounted on the other side of the vamp.

Abstract: Securing device for securing two flap portions of a sports shoe, including: a lever arm with a pair of wings interconnected by a crossbase at one end thereof and provided with pivots at another end thereof; a traction element connectable at one end to a first flap and pivotally connected at another end to a middle zone of the wings of the lever arm; and a baseplate connectable to a second plate and provided with: a pair of protruding curved teeth at one end of the baseplate for pivotally accommodating the pivots of the lever arm; and a quadrangular protruding lug at another end of the baseplate for catching between the crossbase and wings of the lever arm in a closed position thereof. A pair of seats are provided in the upper surface of the baseplate to the sides of the lug, and the lever arm is provided with a pair of shoulders which engage in the seats when the lever arm is closed.

Abstract: An engagement device, particularly usable for toothed bands of sports shoes, such as for example ski boots, roller skates or ice skates, including a single body that can be associated with the shoe and has at least one first slot for the sliding insertion of the toothed band. First teeth for the temporary engagement with traction of the band are provided at the first slot. There is also a curved surface suitable to force the interaction of the set of teeth of the band with the first teeth.

Abstract: A lever fastening device for footwear in general, including a lever hinged to a tensioning member fixed to one side of the vamp and a securing member fixed to the other side of the vamp and engageable by said lever, characterized in that the lever is hinged to the tensioning member and is provided with a transverse pin engageable in a corresponding hook portion of said securing member, a longitudinally movable slide being provided which is elastically retained in a position in which it locks said lever when this is in the fastened position.