Abstract: The present invention relates to an alpine ski including a tip zone located at the front of the ski, a waist zone, and a tail zone located at the rear of the ski, a median longitudinal plane extending from the front end to the rear end of the ski, an underside formed by a gliding sole bordered by edges, a zone for mounting a boot. The alpine ski further defined by a radius of curvature measured along the sidecut of the alpine ski.

Abstract: The front binding device (3) for holding a boot on a gliding board (2) has a retaining element (4) able to collaborate with a front part of a boot, and an adjusting device (7) for adjusting a position of the retaining means relative to a gliding board, the adjusting device having a structured element (12) comprising a series of reliefs (13), the structured element being intended to be mounted securely on the gliding board, and a locking element (14) mobile between a locked position in which it is engaged with the structured element in order to lock the position of the retaining element, and an unlocked position in which it is disengaged from the structured element in order to adjust the position of the retaining element.

Abstract: A back protection device for the practice of sporting activities includes a plate covering at least partially the surface of the back and in the thickness of which recesses are made intended to ensure the flexibility of the plate. The plate comprises a longitudinal ridge, the axis of which is intended to extend along the spine by delimiting, on either side, two right and left parts, each composed of an upper zone and a lower zone. The four zones are movable relative to each other, each being provided with recesses in the form of slots opening onto at least one face of the plate and being oriented with an inclination angle that is variable relative to the axis of the longitudinal ridge, so as to dissociate the flexibility of said zones.

Abstract: The ground-contact device (1) includes a pole (2) provided with a handgrip (5), a pole strap (3) provided with a connecting element (7) intended to be fastened removably to the handgrip, and a locking element (11) mobile relative to the handgrip (5) between a locked position and an unlocked position, the locking element having a body (14) and a retaining element (25) connected to the body (14) and able to immobilize the connecting element relative to the handgrip when the locking element is in the locked position, the connecting element being free relative to the handgrip when the locking element is in the unlocked position, and a first retaining surface (19) connected to said body (14) by an elastic portion (22).

Abstract: Alpine ski comprising a tip zone located at the front of the ski, a waist zone, and a tail zone located at the rear of the ski, a median longitudinal plane extending from the front end to the rear end of the ski, an underside formed by a gliding sole bordered by edges, a zone for mounting a boot, the middle of which, in the longitudinal direction, is located at a mid-shoe line (MC), and having a sidecut with: a front contact line (PA) defined as the line of contact between the gliding sole and a horizontal surface against which the sole is pressed when the waist is loaded, which is located furthest forward; a rear contact line (PB) defined as the line of contact between the gliding sole and said horizontal surface, which is located furthest back; a line of greater front width (PI) located at or further forward than the front contact line (PA); a line of greater rear width (PII), located at or more rear than the rear contact line (PB); a zone of minimum width (PIII) located in the waist zone, said sidecut havi

Abstract: A method for decorating a sliding board including on its visible part, a composite material formed of a fibrous layer coated with hardenable resin, includes preparing a transfer film that includes a face covered with a pattern constituted of an arrangement of grains of at least one type of ink. The ink includes colourants and a crosslinked polymer. The method also includes positioning the face of the transfer film covered with the pattern on all or some of the external surface of the composite material, applying pressure and temperature conditions generating the softening or/then hardening of the resin to as to incrust the grains of the pattern in the superficial layer of the composite material while conserving the arrangement of the grains, and peeling the transfer film.

Abstract: A back protection device for the practice of sporting activities includes a plate covering at least partially the surface of the back and in the thickness of which recesses are made intended to ensure the flexibility of the plate. The plate comprises a longitudinal ridge, the axis of which is intended to extend along the spine by delimiting, on either side, two right and left parts, each composed of an upper zone and a lower zone. The four zones are movable relative to each other, each being provided with recesses in the form of slots opening onto at least one face of the plate and being oriented with an inclination angle that is variable relative to the axis of the longitudinal ridge, so as to dissociate the flexibility of said zones.

Abstract: A system for analysis of the performance in use of a sliding board includes a database storing baseline performance; a sensor sensitive to the deformations of said sliding board; and a monitoring body. The monitoring body determines the performance in use based on measurements from the sensor; and compares the performance in use with the baseline performance. The sensor is secured to the sliding board and has at least one piezoelectric element secured to the sliding board and configured to generate electric energy during the deformations of the sliding board; and an electronic processing circuit, powered exclusively by the electric energy generated by the at least one piezoelectric element.

Abstract: The fastening device (3) for fastening a boot (4) to a sliding board (2) includes a base (10) intended to be fastened to a sliding board and to surround, at least partially, a sole and lateral sides of a boot, at least one lever (201, 301) that can move relative to the base and can interact with a retention element (44A, 44B) connected to a boot, the lever (201, 301) being able to move between a first retention position (P1) and a second clamping position (P2), the lever being able to retain the boot in the base when it is in its first position, the lever being able to transmit a downward force on the retention element when it is in its second position.

Abstract: Rear holding element for a ski boot comprising a heel grip (11), a lever (6) and a fitting pedal (7), characterized in that the fitting pedal (7) is mobile relative to the heel grip (11).

Abstract: Sports shoe (4) having a strap (28) able to pass over the top of a foot or able to pass over an instep, and at least one securing means (30), the strap including a first free end (29A) connected to the at least one securing means (30) and a second free end (29B) connected to the at least one securing means (30), the at least one securing means (30) being able to collaborate with a binding device (3) attached to a sliding board (2) so as to transmit a force at least downwards onto the first free end (29A) and onto the second free end (29B) of the strap (28).

Abstract: A system for analysis of the performance in use of a sliding board includes a database storing baseline performance; a sensor sensitive to the deformations of said sliding board; and a monitoring body. The monitoring body determines the performance in use based on measurements from the sensor; and compares the performance in use with the baseline performance. The sensor is secured to the sliding board and has at least one piezoelectric element secured to the sliding board and configured to generate electric energy during the deformations of the sliding board; and an electronic processing circuit, powered exclusively by the electric energy generated by the at least one piezoelectric element.

Abstract: The fastening device (3) for fastening a boot (4) to a sliding board (2) includes a base (10) intended to be fastened to a sliding board and to surround, at least partially, a sole and lateral sides of a boot, at least one lever (201, 301) that can move relative to the base and can interact with a retention element (44A, 44B) connected to a boot, the lever (201, 301) being able to move between a first retention position (P1) and a second clamping position (P2), the lever being able to retain the boot in the base when it is in its first position, the lever being able to transmit a downward force on the retention element when it is in its second position.

Abstract: A system for analysis of use of a sliding board comprising at least one piezoelectric element configured to be secured to the sliding board and generate electric energy during deformations of the sliding board; and an electronic processing circuit configured for estimating at least one parameter of use of the sliding board and configured to be connected to the sliding board. The electronic processing circuit is powered by the electric energy generated by the at least one piezoelectric element.

Abstract: A toe piece for a device for fastening a boot on a sliding board, having a base (130; 3) intended to be fixed to the sliding board, two lateral jaws (101; 8, 9), each mounted to be rotationally mobile on the base (130; 3) about a substantially vertical rotation axis (103; 10, 11), so as to occupy a closed position to hold a boot and a separated position to release or receive a boot, and a pusher (110; 35) having two lateral trig surfaces (114; 24, 25) each cooperating with a respective ramp (104; 22, 23) of each jaw (101; 8, 9), this pusher being linked to the base by a trig spring (112; 36), and two links (120; 28, 29) each linked to a jaw by a first lateral axis (123; 14, 15) and linked together by at least one central axis (125; 32).

Abstract: A shock absorbing device designed to be mounted to a sliding board, includes a mobile device connected to a mechanism transmitting the forces generated during the deformation of the board and including a part of a deformable viscoelastic material, such that the part is shaped in such a way that its transversal section varies longitudinally in an increasing and decreasing manner, to form hollows and ridges, wherein the distance between the hollows and/or the distance between the ridges varies during the deformation of the part.

Abstract: Rear holding element for a ski boot comprising a heel grip (11), a lever (6) and a fitting pedal (7), characterized in that the fitting pedal (7) is mobile relative to the heel grip (11).

Abstract: The present invention relates to a gliding board for cross-country skiing, intended to receive a shoe fastener (F) including an upper face, a lower face and side ridges, characterized in that at least one of the side ridges of the board is provided with a series of notches (11) whereof each rim (11a) defines, on the one hand, a transverse stop face (12) making it possible to stop the board in the backwards direction, and on the other hand, a longitudinal connecting face (13) between the notches (11) allowing forward gliding.

Abstract: Clothing for practicing downhill skiing which covers the lower part of the torso and the lower limbs and which includes various zones made using textile fabrics with different elasticities, characterized in that it includes two bands of the first type, presenting lower elasticity than the rest of the clothing, extending from the inner part of the thigh and passing above the anterior part of the thigh, approximately at the level of the iliac crests, and up to the area in the proximity of the lower lumbar vertebrae, both bands are symmetrical in relation to the median plane of the clothing, and two bands of a second type, which are even less flexible, which extend downwards from the top of the anterior zone of the thigh, passing over the antero-external part of the thigh.

Abstract: boot on a sliding board, having a base (130; 3) intended to be fixed to the sliding board, two lateral jaws (101; 8, 9), each mounted to be rotationally mobile on the base (130; 3) about a substantially vertical rotation axis (103; 10, 11), so as to occupy a closed position to hold a boot and a separated position to release or receive a boot, and a pusher (110; 35) having two lateral trig surfaces (114; 24, 25) each cooperating with a respective ramp (104; 22, 23) of each jaw (101; 8, 9), this pusher (110; 35) being linked to the base (130; 3) by a trig spring (112; 36) and two links (120; 28, 29) each linked to a jaw (101) by a first lateral axis (123; 14, 15) and linked together by at least one central axis (125; 32).