Abstract: A device for the coupling between a glove or other covering element of a user's hand and a pole for sportive practice includes a first magnetic coupling element associated or associable with the pole and a second magnetic coupling element associated or associable with the glove or with the other covering element. The first element is arranged at the handle of the pole, and the second element is arranged in such a way as to be positioned at the palm of the user's hand corresponding to an area between the thumb and index finger.

Abstract: The invention relates to the use of at least one prepolymer in a composition which includes: a matrix of at least one transparent semi-crystalline polyamide, and optionally at least one additive, for improving the crystallisation kinetics and reducing the warping of the composition while preserving or improving the transparency properties thereof as well as the mechanical properties thereof, in comparison with the same composition without a prepolymer, wherein the composition does not contain a nucleating agent.

Abstract: A snow gliding device (1) comprising: a first gliding surface (10), a first layer (20) for heating said first gliding surface (1), where the first layer (20) comprises: a positive temperature coefficient superimposed impedance polymeric compound (22), a first and a second electrode (24, 26), wherein said positive temperature coefficient superimposed impedance polymeric compound (22) is at least partially sandwiched between said first and second electrode (24, 26), and which first and second electrodes (24, 26) are adapted to provide a potential difference across said positive temperature coefficient superimposed impedance polymeric compound (22) when connected to a power source, wherein the first layer (20) is arranged adjacent to and in thermal communication with said first gliding surface (10).

Abstract: One aspect of this disclosure is a sliding apparatus. In some aspects, the sliding apparatus may comprise an elongated body containing magnets. The elongated body may comprise a toe end, a tail end, a top surface, and a slide surface. In one aspect, the magnets may be located between the toe and tail ends of the elongated body, spaced apart from one another in the elongated body, and polarized to define top poles oriented toward the top surface of the elongated body and bottom poles oriented toward the slide surface of the elongated body. For example, the magnets may be arranged so the bottom poles have alternating polarities in a direction relative to the elongated body. Related apparatus and systems also are disclosed.

Abstract: There is provided a snowboard attachment to a standard snowboard for riding under powder snow conditions. The snowboard attachment comprises a nose part, an elongate passage and a body part. The nose part is operable to attach to the standard snowboard for providing lift and float while riding on powder snow. The elongate passage has walls extending between an opening in a top surface of the snowboard attachment and an opening in a bottom surface of the snowboard attachment, and is orientated transverse to the longitudinal axis of the snowboard attachment. The walls of the elongate passage are configured to surround the standard snowboard. The body part is attached in operation to the nose part, and has clamp through openings. The clamp through openings are arranged to receive bolts of a binding clamp of the standard snowboard, such that the clamp through openings lie in operation between the binding clamp and the standard snowboard.

Abstract: A system and method for displaying surf training instructional information is used to improve a user's pop-up, as it relates to popping up on a surfboard, and improving one's surf fitness. The visual illustrations indicates the position of a surfer's hands, their body when lying on their surfboard and/or where their feet should land when they pop-up into their surfing stance on a surfboard, which can engraved, drawn or painted onto a surface of any type. The system and method also has visual instructional guidelines for performing exercises and stretches that can be done to improve a user's surf strength, balance, flexibility and endurance. By using this system and method a user will improve their pop-up (jump) and overall surf fitness in order to become a better surfer.

Abstract: The present invention relates to a snow gliding device comprising: a first gliding surface, a first layer for heating said first gliding surface, which first layer comprises: a positive temperature coefficient superimposed impedance polymeric compound, a first and a second electrode, wherein said positive temperature coefficient superimposed impedance polymeric compound is at least partially sandwiched between said first and second electrode, and which first and second electrodes are adapted to provide a potential difference across said positive temperature coefficient superimposed impedance polymeric compound when connected to a power source, which first layer is arranged adjacent to and in thermal communication with said first gliding surface.

Abstract: A convertible binding comprising a base plate, a heel plate and a toe plate. The toe plate is rotatable from one end of a frame to either lie underneath the base plate or extend outward from the base plate to form a front portion of a snowshoe configuration. The heel plate is rotatable from a second end of the frame to either extend upward from the base plate to provide a heel back support for a snow board binding configuration to or extend outward from the base plate, in an opposing direction from said toe plate, to form a back portion of a snowshoe configuration. A mounting bracket with a forward and rear lip is attached to a snowboard and holds the convertible binding. A locking mechanism will hold the base plate down.

Abstract: Disclosed is a snow sliding apparatus that enables sliding on the snow surface and consists of the body in a flat form that is extended in one direction, the nose and the tail that are bent and extended from both ends of the body in a direction away from the ground surface, and the first concavo-convex part where part of the nose or the tail converges into the inner side. This invention allows the user to control the degree of friction against the snow surface by using the first concavo-convex part that is formed on either side of the nose or the tail of the snow sliding apparatus, enabling the user of the snow sliding apparatus various techniques and shortening the braking distance.

Abstract: A snow gliding board, including front and rear lines of maximum width, and having sidecuts including a central area having a curvature directed towards the outside of the board, wherein said central area extends towards the front and/or the back in an adjacent area having a curvature oriented toward the inside, which extends at least all the way to the respective front and/or rear line of maximum width.

Abstract: A riding board such as a surfboard extending from a tip or front end longitudinally to a tail or rear end. The rear end terminates at a board interface plate that is incorporated into and as part of the riding board. The board interface plate is adapted to be either the tail section of the riding board or alternatively, a coupling means for connecting a tail block to the rear end of the board. The board interface plate includes a plurality of spaced apart coupling cavities that extend inwardly into the riding board body from the rear end. The surfboard may also be used with an interchangeable tail block having a tail faceplate that interfaces and couples with the interface plate on the surfboard. The tail block may be configured to most any desired tail configuration, size and shape.

Abstract: The present disclosure includes a binding apparatus for use on a splitboard. The binding apparatus may be used to change the splitboard between a snowboard for riding downhill in a ride mode and touring skis for climbing up a hill in a tour mode. The binding apparatus can include at least one board joining device. The binding apparatus can also include a binding interface configured to receive a boot and selectively attach to a ride mode interface in a snowboard configuration and to a tour mode interface in a ski configuration.

Abstract: A snow gliding board, integrating a structure element incorporated in a raised end of said gliding board, said element having a plurality of hollowed through openings between its upper and lower surfaces, distributed across its surface, wherein said element comprises in said raised end at least one region free of through openings, separating two areas having through openings, the width of said region being greater than the shortest distance between two through openings in the areas separated by said region.

Abstract: Board for snowboarding, having forward and rear contact lines; binding-mounting areas, forward and rear respectively, each including a set of mounting points by which the binding is secured to the board, each mounting area having a central position; a non-zero camber (C), measured substantially midway between the forward and rear contact lines; wherein, seen from above, the forward and rear contact lines pass through areas, a forward and a rear area respectively, each delimited by two transverse lines, an inner and an outer line respectively, located between the central positions of the binding-mounting areas, the outer transverse line of the forward area being at a distance (D2) of at least 100 mm relative to the central position of the forward binding mount, the outer transverse line of the rear area being at a distance (D4) of at least 120 mm relative to the central position.

Abstract: The invention relates to a snow glide board, especially a ski, having a glide board body with one forward and one rear glide board body end and with a middle glide board section forming a binding section for fastening at least one binding and/or binding plate. The glide board body being designed at least in a partial section on its top side facing away from one glide surface three-dimensionally with a raised section extending in a first axis direction (X axis) corresponding to a glide board longitudinal direction, the raised section is adjoined in a second axis direction (Y axis) toward the longitudinal side of the glide board body by lateral sections, which in a third axis direction (Z axis) perpendicular to the first and second axis direction (X axis, Y axis) and perpendicular to the glide surface have a reduced thickness, the glide board body width in the second axis direction (Y axis) being defined by the sum of the widths of the raised section and the lateral sections.

Abstract: The invention relates to a snow glide board, in particular a ski, having a glide board body and guide and mounting elements located in a binding area of the glide board body for interlocking mounting of a binding.

Abstract: A ski instructional apparatus and method for teaching young children that allows for dry land training of a student on skis. The apparatus includes a pole that the student straddles. The pole has a cross piece that extends behind the students legs and beneath the buttocks and handlebars for the student to hold onto. Pulling the pole forward causes the cross piece to push the student from behind so little or none of the student's arm strength is needed to pull the student on skis along a dry surface. The tips of the skis are connected by a tether and a line attached to the tether is connected to the pole. The arrangement allows the instructor to move the student forward and, at the same time, to move the ski tips one towards the other or allow the tips to move apart by respectively raising or lowering the pole.

Abstract: An assembly including a gliding board and a device for retaining an article of footwear on the board, the device extending longitudinally from a rear end to a front end, the board having a receiving zone provided to receive the retaining device longitudinally in relation to the board. The assembly includes a wedge device which inclines the retaining device longitudinally in relation to the board, so that the retaining device is angled downwardly from the front end to the rear end.

Abstract: Described herein is a sports board for gliding over a surface. The board includes an upper structural layer having an outer surface, a lower structural layer, a core having an upper surface substantially covered by the upper structural layer and a lower surface substantially covered by the lower structural layer. The board also includes a deformable element covered by the core on an upper surface. A first portion of the deformable element protrudes a distance beneath the lower structural layer towards a horizontal plane of the surface underlying the sports board. The board also includes a base element substantially covering the lower structural layer and the deformable element and an edge component positioned at least in part around a perimeter of the base element. At least a portion of the deformable element can deform upon application of an amount of pressure against the base element.

Abstract: A sports board has a hard top shell formed with a top concave shell cavity. The hard top shell has an inside surface. The hard top shell is pervious to light. A top layer of adhesive adheres to the hard top shell. A rigid foam core is formed with a top profile and a bottom profile. The top profile matches and receives the top hard shell. The top layer of adhesive adheres to a top surface of the foam core. A bottom layer of adhesive adheres to a bottom surface of the rigid foam core; and a hard bottom shell is formed with a bottom concave shell cavity. The bottom concave shell cavity is formed to fit to the bottom profile. The hard bottom shell is pervious to light.

Abstract: A sport board is provided having a running surface which provides improved steering and directional control of the sport board. In one embodiment, the sport board has an arcuate bottom with a series of alternating ridges and grooves. The central ridges and grooves run parallel to the longitudinal axis of the board, while the ridges and grooves in the side areas run perpendicular to the longitudinal axis of the board. In a second embodiment, the sport board comprises a bottom having a small number of a larger ridges and grooves which arrangement provides better control. By use of either approach, however, turning and cornering of the board is more controllable. The board is also fitted with foot straps so as to be easily convertible from a sport board configuration to a snowboard configuration.

Abstract: Combination ski-snowboard devices reversibly configured in both: a ski configuration comprising two skis each with both an inside and outside edge and a ski binding mounting systems, and in a snowboard configuration having two outside edges and two binding mounting systems. Methods for converting ski-snowboard devices from a snowboard configuration to a ski configuration and from a ski configuration to a snowboard configuration.

Abstract: The present invention is based on the combination of a snowboard with a 3-dimensional sole which wholly or partly has a tripartite sliding surface in the portion between the transition to the tip(s) and the binding fastening(s), in addition to which the board is equipped with an additional special 3-dimensional geometry in the tip(s), in order to continue the existing uplift in the lateral sliding surface (5), thereby ensuring better uplift and thus better glide and greater speed in loose snow, a combination which provides quite unique riding characteristics. The tip of the snowboard is designed in such a manner that it presses the snow under the board more efficiently, lifting it further up from the snow than an ordinary tip.

Abstract: A sports board, such as a snow board, has a board core structure that provides desired structural characteristics localized to select regions of the board while maintaining predictable produceability and optimum operating qualities of the board. In an embodiment, the sports board includes a plurality of layered elements or segments, of which certain elements or segments are joined using interlocking elements.

Abstract: A snow gliding board, integrating a structure element incorporated in a raised end of said gliding board, said element having a plurality of hollowed through openings between its upper and lower surfaces, distributed across its surface, wherein said element comprises in said raised end at least one region free of through openings, separating two areas having through openings, the width of said region being greater than the shortest distance between two through openings in the areas separated by said region.

Abstract: The present invention relates to a heel elevator device for a ski (120), wherein the heel elevator device (100) is adapted for being fixed to the ski (120) and adapted for connecting a plate element (108) to the ski (120), wherein the plate element (108) comprises a ski binding or a sole of a ski boot. The heel elevator device (100) comprises a supporting element (102) with a supporting section (801), a gravity based positioning element (130) movably supported in the supporting element (102), and a force transmitting piston (805) with a piston engaging section (806). The force transmitting piston (805) is slideably attached to the supporting section (801) in such a way that, when an engagement force is exerted, the force transmitting piston (805) moves slideably into an engagement position. In the engagement position, the piston engaging section (806) is engaged with the gravity based positioning element (130) for fixing the gravity based positioning element (130).

Abstract: A high-strength skateboard deck includes an elongated body having opposite ends, opposite sides, an upper side and a lower side, the lower side including a plurality of embossments therein that form corresponding bumps extending upwardly from the upper side, improving gripability of the upper side of the skateboard deck, improving the strength in the skateboard deck, reducing fatigue in the skateboard deck, and reducing the coefficient of friction of the lower side of the skateboard deck.

Abstract: A ski skin includes a directionally oriented flock applied to a carrier surface. The flocked textile material may be further processed directly (glue application, assembly) as skin, or it may be laminated onto other, additional carriers. The fibers of the directionally oriented flock extend at an acute angle relative to the carrier layer.

Abstract: A high-strength skateboard deck includes an elongated body having opposite ends, opposite sides, an upper side and a lower side, the lower side including a plurality of embossments therein, improving the strength in the skateboard deck, reducing fatigue in the skateboard deck, and reducing the coefficient of friction of the lower side of the skateboard deck.

Abstract: Snow ski attachments to toe of ski consisting of boat haul/navicular design bottom component J-tip 10 along with top support brace 30 and top cover 42. This will allow the ski to cut through the snow instead of bouncing over it and therefore reducing vibration and improving the control of the ski. These attachments will also strengthen the toe to body connection.

Abstract: A ski in accordance with the invention increases in width from a tip or shovel portion to a mid-portion. The mid-portion includes at least a slight sidecut. The ski then decreases in width from the mid-portion to a tail portion. The ski also includes an undersurface with a substantial portion being rockered. A substantial portion of the mid-portion of the ski is not rockered.

Abstract: An uncured fiber reinforced assembly that includes a reinforcement layer containing a fibrous material and at least one highly reactive curing agent. A matrix film layer is applied to the reinforcement layer so that it does not substantially impregnate the reinforcement layer. The matrix film layer includes at least one uncured epoxy resin and at least one latent epoxy curing agent. The assembly is designed for use in making snowboards and skis.

Abstract: The invention relates to a ski having a ski blade, the ski being configured in layers, the ski blade having at least one material recess, and the ski comprising at least one strap made of a high-strength opaque material, particularly metal, such as aluminum, and at least one strap made of a rigid translucent material, characterized in that the material recess (4) of the ski blade (2) is formed by cutouts of the strap(s) (7, 10) made of a high-strength opaque material, and that the at least one strap (6, 9) made of the rigid translucent material covers the material recess (4).

Abstract: A ski including a structural unit, gliding structure, as well as a decorative and protective structure. The structural unit includes at least one lower reinforcement, at least one upper reinforcement, and an intermediate structure, or core, positioned between the upper reinforcement and the lower reinforcement. The ski has a longitudinally extending cambered shape such that, when the gliding structure is positioned on a flat surface, the ski rests on a shovel contact point and a tail contact point. The ski further includes a tension structure that exerts a tension force between a first anchoring, positioned longitudinally beyond the shovel contact zone, and a second anchoring, positioned on rearward of the shovel contact zone. The tension structure is positioned for most of its length beneath the decorative and protective structure, such tension structure being positioned for most of its length above the neutral axis of the ski, such as above the upper reinforcement.

Abstract: Embodiments of the present invention provide a lighting system for a sporting apparatus. In one embodiment, a sporting board apparatus includes an elongated board structure having top surface, a bottom surface, and edge surfaces. The sporting board apparatus further includes a light system having a plurality of light sources coupled to a power supply. In addition, the sporting board apparatus may include a switching mechanism to control the supply of electrical power from the power supply to the light sources, and a select mechanism to control one or more light programs.

Abstract: A board for gliding on snow includes a bottom at least partly defined by a base, a top and sides which connect the bottom and top to each other. Part of the top and the sides are part of a visible surface of the board in use. The board also includes a first part of means for reversibly mounting at least one removable decorative mask on said visible surface.

Abstract: A gliding board having a length measured along a longitudinal direction, between a first end and a second end, a width measured along a transverse direction, between a first edge and a second edge, and a height measured between a bottom surface and a top surface, the gliding board including a lower reinforcement and an upper reinforcement. The board includes a median longitudinal spacer, the spacer being arranged between the lower reinforcement and the upper reinforcement.

Abstract: A skid for moving on snow, ice and water, such as a ski or a snowboard, consisting of a sliding surface (1) which touches the surface of snow, ice or water directly, and its opposite, top surface (4), characterized by the fact that its sliding surface (1) and its parallel surface (4) have a shape of a wave (3) with a frequency of more than 2.5 waves per its effective length, along its long axis (2).

Abstract: A snowmobile having a double A-arm front suspension is disclosed. The double A-arm front suspension includes an upper A-arm, a lower A-arm, and a spindle connecting the skis the upper A-arms and lower A-arms, the connection of the upper and lower A-arms to the spindle defines a caster angle, the upper A-arm and the lower A-arm are connected to the front portion of the frame such that the caster angle decreases when the front suspension is compressed. Also disclosed is a snowmobile having a suspension travel of at least 8 inches and a steering assembly having a single pitman arm.

Abstract: A window for installation in a sandwich composite beam, notably a ski, that consisting of a window body installed in the composite beam and a tab which forms a structural connection between the window body and the composite beam. The window body protects the composite beam core from moisture and maintains the structural integrity of the beam across the opening of the window. The structural window also provides a platform for an imaging system for measuring speed and displacement.

Abstract: In a snow glide board, in particular a ski with a glide board body, the outer surface of which is formed at least on one top side opposing the gliding or running surface by a shell of at least one layer made of a flat material and the glide board body of which comprises at least one channel extending in the longitudinal direction of the glide board body for holding at least one trim rod, the shell is made of a shell element on which at least one hollow or tubular section forming a channel for at least one trim rod is formed or pre-mounted.

Abstract: A ski which when it is flat on a horizontal plane, and loaded at its waist in such a way that the edges touch said horizontal plane at the waist, has a side cut extending between the front and rear contact lines; when it is pivoted around its longitudinal axis and tilted by a non-zero angle ? relative to said horizontal plane, and loaded at its waist in such a way that one of the edges touches said plane at the waist, has a side cut extending between two end contact points, front and rear respectively wherein for a tilt (?) equal to 35°, the ratio of the distance (D?) separating the front end contact point and the front contact line, related to the distance (D) separating the mid-point (9) of the shoe and the front contact line, is more than 12%.

Abstract: A device comprising a supporting device as climbing aid for a ski. The supporting device has at least two supporting positions, in which it prevents a boot held in a ski binding from being lowered below a climbing angle between the boot and the ski associated with the respective supporting position. The device comprises an adjusting device, which is actively connected to the supporting device and can be directly or indirectly actuated by a user and which can move the supporting device from a first into a second supporting position. The adjusting device includes an operating element for actuation of the adjusting device and an intermediate store for storing the actuation, wherein, in an adjusting process, the adjusting device moves the supporting device from said first into said second supporting position after a time delay, the adjusting process being initiated with the time delay in relation to the actuation.

Abstract: A ski or a snowboard in the form of a board-type gliding device has by reference to the board body width, at least one slot in its middle portion extending in the depth direction from the board body top face towards the running surface facing and in its longitudinal direction essentially parallel with the board body longitudinal direction to cause a cross-sectional weakening and reduce the stiffness of the board body transversely to its longitudinal direction. At least one geometry-influencing device produces a cross-sectional board body shape or contour which is variable manually or as a function of load. The slot is then faced with a bridging element which is elastically stretchable or expandable, at least transversely to the longitudinal extension of the slot to prevent snow from being transferred or getting inside the slot from the running surface facing towards the top face of the gliding board body.

Abstract: The invention relates to a method for machining the running surfaces (9) of winter sports appliances such as skis or snowboards, in which a blank track (20) is subjected to a machining process in order to obtain a predetermined surface microstructure which improves the gliding ability. A precisely defined and reproducible surface structure of the track is achieved in such a way that the machining process for producing the surface microstructure comprises a plastic deformation by a tool (5, 5a) which is moved over a running surface (9) of the track blank (20) and is pressed with a predetermined force on the track blank (20) in order to deform the same in a plastic manner. The invention further relates to a winter sports appliance which is produced with such a method and an apparatus for performing the method.

Abstract: An improved structure for a sport board comprises: a first layer, which is a low density foam layer and has a first surface and a second surface; a second layer, which is a hardened layer, a first surface of the second layer being joined the second surface of the first layer; a third layer, which is a low density foam layer, a first surface of the third layer being joined a second surface of the second layer; and a cover layer, which is a waterproof layer, a first surface of the cover layer being completely joined the first surface of the first layer and a second surface of the third layer.

Abstract: Slide board for use on snow having in proximity to one of its front and/or rear ends, a point of maximum width located beyond the front and/or rear contact line, beyond which the board upturn is defined, said board comprising an internal structure including: a core extending over the greater part of the board; and at least one mechanical reinforcement layer lying directly or indirectly on said core, extending inside the board upturn beyond the front and/or rear contact line, wherein at least one of the reinforcement layers has an extreme longitudinal point located at an intermediate level between the contact line and the extreme point of the board upturn, and wherein in a zone defined between the contact line and the point of maximum width, said reinforcement layer has a total cross-section, measured in a plane perpendicular to the longitudinal axis of the board, which decreases overall moving towards the extreme point of the board upturn.

Abstract: A snowmobile ski with a pair of outboard keels and laterally projecting, upwardly slanting, lateral wings attached proximate the outboard keels is disclosed. A ski of this structure has improved flotation and resistance to side slippage in turns.

Abstract: The invention relates to a ski, especially a downhill ski, and a trimming rod for such a ski. The ski comprises an elongate ski body and a gliding surface on the bottom face of the ski body. The ski is characterized by at least one approximately longitudinally extending recess and/or one or more receiving devices for detachably receiving a trimming rod. The flexural stiffness and/or the weight of the ski can be adjusted by inserting different trimming rods, thereby allowing to adapt the handling characteristics of the ski to the skier. The ski can also be provided with one or more damping elements.

Abstract: An uncured fiber reinforced assembly that includes a reinforcement layer containing a fibrous material and at least one highly reactive curing agent. A matrix film layer is applied to the reinforcement layer so that it does not substantially impregnate the reinforcement layer. The matrix film layer includes at least one uncured epoxy resin and at least one latent epoxy curing agent. The assembly is designed for use in making snowboards and skis.