Abstract: In a ski that has integrated elements for the attachment for components of the binding system, the ski is bonded rigidly to an essentially plate-shaped carrier body that extends in the longitudinal direction of the ski, in an area that lies between the ends that face in the longitudinal direction of the ski. Outside the area that is bonded rigidly to the ski, the carrier body incorporates guide rails or grooves that extend in the longitudinal direction of the ski and are used for the attachment of the components of the bindig system, and the ends of the carrier body that face in the longitudinal direction of the ski are arranged at a distance from the upper side of the upper chord of the ski. It is preferred that outside the area that is bonded rigidly to the ski the carrier body is bonded rigidly to the ski or to the upper chord of the ski through interposed damping material.

Abstract: Downhill skis include a plate, positioned at a distance from the top surface of each ski, for holding the bindings. The plate is immovable in lateral directions of the ski. The plate is permitted to be displaced longitudinally with respect to the ski against the action of at least one elastic support at an end of the plate. The elastic support can include a visco-elastic material.

Abstract: The central binding for a ski with a mounting support having separated elements includes, in its lower part, pins (6,7,8,9) which are intended to cooperate with corresponding bayonet openings (12,16,20) provided within the elements constituting the support, as well as screws (40) which are intended to cooperate with screw threads (10) provided in the elements constituting the support. This support is composed of several separated elements which are mounted on the ski (21) with spaces between them. The elements each include a rigid or semi-rigid upper plate (11,14,17) and a resilient lower plate (13,15,18).

Abstract: A ski boot binding mounting for mounting a ski boot binding to a ski comprises a base plate for supporting the ski boot binding, a first attachment for pivotally fixing a first longitudinal end of the base plate to the ski for allowing the first end to pivot about a lateral axis, and a second attachment for pivotally attaching a second longitudinal end of the base plate to the ski, the second attachment allowing the second end to pivot about the lateral axis and for allowing movement in a longitudinal direction of the ski while preventing any lateral movement of the base plate with respect to the ski. In this way, the ski may flex, while the base plate remains flat, assuring a constant position between the heel and toe binding elements. A solid feel of the snow is obtained, since the connection of the base plate to the ski is non-resilient.

Abstract: Two base parts, by means of a spring assembly acting between them, are braced against sides of a pin with a non-circular cross-section fixed to the ski which face away from one another, in such a manner that the base parts, which together can be swivelled around the pin, are pushed into a desired position and when leaving the desired position, are moved away from one another. The ski boot is held in a form-locking manner between coupling elements and a holding-down device on the base parts. The holding-down device supports itself on the pin in such a manner that, in the case of an upward movement, one base part is moved away from the pin as well as from the other base part.

Abstract: A safety ski binding having a longitudinal slide affixed to the ski and a body supporting a retention jaw for one end of a boot to be mounted on the ski and an energization mechanism for the jaw, the body being solidly affixed to a base mounted for longitudinal sliding on the slide, a mechanism to immobilize the base and, consequently, the body on the slide in one of several different longitudinal positions. The immobilization mechanism includes, on one of the two elements that the base and the slide constitute, a succession of notches generally aligned longitudinally, forming a rack, respectively determining the different longitudinal positions that the body can occupy on the slide and, on the other element, an elastically biased latch having, with respect to the succession of notches, at least one tooth.

Abstract: An automatically releasable ski binding unit has heel and toe binding units mounted to a common mounting platform, the toe unit being rotatable about an axis transverse to the longitudinal direction of the ski. A guide attachable to a ski is configured to slidingly captively accept the mounting platform for movement along the longitudinal direction of the ski. Rotation of the toe mounting unit from a normal to an upwardly extending position facilitates stepping into and out of the binding. A locking system provides for locking the mounting platform to the guide at a variety of chosen positions, the locking system being releasable by rotation of the toe binding unit towards the ski from the normal position adopted where a ski boot is inserted and the binding is locked. The heel release has a rear sole-engaging portion which is urged to the rear by the heel of an inserted ski boot during the locking operation.

Abstract: A binding for two feet in tandem on one ski that includes a boot for holding the forward foot having a detachable toe holder and a movable retainer secured to the ski between the two feet for holding the boot heel. A foot-engaging member for the rearward foot holds the retainer forward when the rearward foot is in position on the ski, and releases the retainer to free the boot should the rearward foot be removed from the ski.

Abstract: A binding for two feet in tandem on one ski that includes a boot for holding the front foot having a detachable toe holder and a movable retainer secured to the ski between the two feet for holding the boot heel. A foot-engageable member for the rear foot holds the retainer forward when the rear foot is in position on the ski, and releases the retainer to free the boot should the rear foot be removed from the ski.

Abstract: The invention relates to a ski binding having a tow holding unit including a locking element, the toe holding unit being fastenable to the upper surface of a ski, a heel holding unit, the heel holding unit being movable along a guide rail fixed to the ski, a connecting element including at least one receptacle, the connecting element extending between the toe holding unit and the heel holding unit, the locking element of the toe holding unit being selectively engageable with the at least one receptacle, and the heel holding unit being movable relative to the connecting element and being connectable to the connecting element to adjust the distance between the heel holding unit and the toe holding unit. The connecting element includes an encasing of plastic material located on external surfaces thereof, a tread plate extends over and engages an upper surface of the connecting element, and a cover, spaced from the tread plate, overlies the connecting element.

Abstract: A safety binding apparatus and a method for positioning the binding upon a ski. The apparatus includes a longitudinal slide affixed to the ski and a body carrying a retention jaw for an end of a boot, an energization mechanism for biasing the jaw, the body being longitudinally slidably mounted on the slide. An assembly is provided for immobilizing the body of the binding on the slide in one or more different longitudinal positions to accommodate the particular shoe or boot to be mounted on the ski. The immobilization assembly includes a plurality of longitudinally aligned notches which respectively define the different longitudinal positions that the body of the binding can occupy on the slide and a latch having at least one projection which is elastically biased toward the notches for engagement of the projection in one of the notches, thus immobilizing the body of the binding on the slide in one of the longitudinal positions.

Abstract: A connecting arrangement for fixing a ski boot to a ski comprises a supporting element having thereon coupling devices in the form of joins, for gripping the ski boot. The supporting element is coupled to the ski by means of a mounting device. The mounting device may comprise two mounting parts which are mutually adjustable in a longitudinal plane extending perpendicularly to the upper part of the ski and substantially parallel to the longitudinal direction of the ski, or the mounting device may be deformable in the longitudinal plane mentioned above. Deformations of the ski, when in use, relative to the boot are thereby taken up.

Abstract: A safety ski binding for a sports item, the binding including first and second units, each unit for retaining a ski shoe therein, each unit comprising a holder for holding a ski shoe in a predetermined position and including a toe part and a heel part, a part of the holder being movable between a locked position for holding a ski shoe in the predetermined position and an unlocked position for releasing a ski shoe from the predetermined position. An unlocking device is provided for unlocking the holder to thereby release a ski shoe from the predetermined position, the unlocking device including a movable locking pin for selectively engaging a part of the holder. A releasing device is connected to at least one of the toe part and the heel part for releasing a ski shoe from the predetermined position when the holder is in the locked position, the releasing device for releasing a ski shoe in response to a force exerted thereon through the ski shoe.

Abstract: A binding coupled ski boot shaft delatching device is described in which the pivotable shaft 12 of the boot can be latched with the lower part 14 of the boot via a latching lever 20. The latching lever 20 is pivotable inwardly into a latching position by a sole clamp 64 against a spring force 34. In this way a falsification of the preset release characteristic of the sole clamp through possible interference of the shaft delatching device with the binding is precluded.

Abstract: A water sports board (10) has a base (11) formed with rows of detent teeth (16) for locking engagement with the peripheral teeth (26) of binder plates (22), so that the binder plate may be angularly or longitudinally adjusted relative to the base. The board also has a pair of boots (21, 23) that are mounted to the binder plates and mounting assemblies for mounting the binder plates to the base.

Abstract: Safety fastenings for snowboards are mounted transversally with respect to the longitudinal axis of the board, characterised by the fact that they are provided with interdependent automatic releases, connecting two twin fastenings. The releases are brought into the "active" position i.e. with fastenings fixing the skier's ski boots and are provided with an actuating element such as a lever or a push button placed under the sole of each ski boot, which by means of mechanical, hydraulic or pneumatic connectors, is connected to the releases. The actuating elements are subject to the weight of the skier and remain in an inactive position when pressed but cause the opening of the twin fastening immediately if, for any reason, the pressure transmitted by a ski boot ceases.

Abstract: The present invention is directed to a safety binding which is adapted to be used with a monoski having a predetermined width, a predetermined length, and an upper surface. The safety binding comprises front and rear mounting means for releasably supporting two boots on the monoski. At least one continuous footrest plate is provided, preferably rearwardly of the front binding and adjacent thereto, which is positioned substantially transversely to the longitudinal central plane of the monoski. The footrest plate is provided to promote continuous motion of each of the boots towards the other of the boots when one of the boots is released from one of the bindings.

Abstract: A monoski system includes a single ski having a conventional ski binding secured thereto and a boot receiver rearwardly of the ski binding. The boot receiver loosely receives the footwear of the skier and includes a boot supporting platform and a tapered section positioning the skier's rear boot in a forwardly inclined position. In one embodiment, the boot supporting platform is angularly adjustable about an upright axis to position the skier's rear boot at a small acute angle relative to the direction of intended travel. The inclination of the boot is adjustable by changing the tapered section.

Abstract: The binding device for snow boards comprises a base plate (2) directly integral with the snow board (26) supporting, hinged along the same axis (18), a toe plate (3) and a heel plate (4). Both the heel plate (4) and the toe plate (3), whose positions relatively to the base plate (2) are adjustable, are equipped with straps (5, 6) for gripping a snow boot.

Abstract: A ski binding includes a base plate adapted to be secured to a ski, a cover plate supported on the base plate for pivotal movement about a vertical axis, and an adjustable release arrangement for yieldably resisting pivotal movement of the cover plate in either direction away from an initial position. The release arrangement can be adjusted from a side of the binding. Front and rear holding mechanisms are provided on the cover plate and releasaly hold a ski shoe on the cover plate, the front holding mechanism including a pivotally supported holding jaw which is controlled by the adjustable release arrangement, and the rear holding mechanism being adapted to release only in response to an upward force component.

Abstract: The ski binding encompasses a toe unit (1) which holds the ski boot at its toe and releases if necessary at an adjustable release moment, as well as a heel binding (2), which holds the ski boot heel and releases if necessary at an adjustable release moment. Both the toe unit (1) as well as the heel binding (2) are mounted along solid guide tracks (5,6) attached lengthwise to the ski so that they can be locked into position and can be slid lengthwise.The toe unit (1) is joined to the heel binding (2) through a connector element (3). In the toe unit (1) or the heel binding (2) a device is provided for through which the toe unit (1) and the heel binding (2) are simultaneously movable lengthwise along the ski. The heel binding (2) which is connected to the toe unit (1) through the connector element (3) is situated in its solid guide track to be not locked into position and to be slideable lengthwise.

Abstract: The ski binding comprises a toe unit (5) and a heel unit (7) which is connected thereto as a unitary assembly. The assembly is guided slidably lengthwise of the ski in a mounting (3) attached to the ski. By means of a latching arrangement, the assembly is latchable in several slide positions. The mounting has at least one insertion aperture for the point of a ski pole (17). One of the units (7) carries spaced above the insertion aperture two bearing surfaces (11) for the ski pole (17) facing each other lengthwise of the ski, which permit a tilting movement of the ski pole (17) whose point has been inserted into the insertion aperture about an axis transverse to the lengthwise direction of the ski. The ski pole (17) serves as a lever which acts to displace the binding lengthwise of the ski without having to separate the ski (1) from the boot. The latching arrangement can be unlocked by a manual actuating device or by the ski pole (17).

Abstract: In one version a safety binding (1) for downhill skiing comprises a toe connection means (5, 24) and a heel connection means (6) for co-operation with corresponding parts of a ski boot (3'), in which the toe connection means comprising a rotatable roller (5) having a support web portion (16) and from the said web portion an upwardly diverging conical portion (17), which roller (5) and its shaft (12) are spring biased and movable in the longitudinal direction of the ski (2). The heel connection means (6) comprises an U-formed clamp (26, 27) which is rotatably mounted about a vertical fixed pin (25) of the binding and which is formed with two parallel upright lock clamps (27) having recesses facing the front part of the binding and co-operating with side rollers (33) of the boot. The toe connection means (5, 24) and the heel connection means is fixed to the ski as shown in one version, or movably mounted thereto as shown in version two.

Abstract: Apparatus is provided for improving control of snow skis while reducing likelihood of injury and permitting use of relatively flexible and comfortable ski boots. The apparatus comprises a leg support assembly extending upwardly from the laterally outside edge of the ski for connection by use of a wraparound cuff to the skier's leg at a position slightly below the knee. The leg support assembly is adjustable to permit a selected degree of unrestrained flexion of the leg, including the knee and the ankle, in a longitudinal direction with respect to the ski for enhanced ski control and reduced muscular fatigue. However, the leg support assembly is laterally rigid to transmit lateral movements of the leg directly to the outside edge of the ski for improved edging during turns, while the cuff helps to prevent inward twisting of the knee during edging to reduce likelihood of injury.

Abstract: A ski binding having a portion which holds the ski boot and moves relative to a ski over a predetermined distance and in predetermined directions, which may be perpendicular to each other, relative to the ski. The binding employs a mechanical or electromechanical transducer for sensing the skier's movement which triggers a relative movement of the binding. Guides are provided to direct and limit the movement of the binding. A power activator for the binding is generally disposed between the sole of the ski boot and the ski and utilizes relatively minor movements of the ski boot sole, or electrical power, to move the binding portion relative to the ski.

Abstract: A ski binding having a sole plate which is mounted on a ski and including a step frame which can swivel about an axis on the front side of the sole plate. The sole plate is connected in a releasable manner to the ski so that if a skier falls, he is released from the ski. The step frame can be solidly connected to the sole plate during a downhill run but can be released to facilitate cross-country skiing. A draw spring, one end of which is connected to the under side of the sole plate, has its other end connected to a strap which passes through an opening in the upper side of the sole plate. A buckle is attached to the strap where it passes through the sole plate. When the buckle is situated on the sole plate, the step frame can swivel freely about its connection axis. On the other hand, when the buckle is located on the step frame, the spring tension tends to maintain the step frame against the sole plate.

Abstract: A bridge for alpine skiing is positioned to span over the toepiece of a conventional downhill, releasable ski binding. In one embodiment, the bridge is an elongated platform pivotable forwardly of the toepiece of the downhill binding and supported between the toepiece and the heelpiece of the downhill binding by an adjustable post. In another embodiment, a platform is stationarily mounted ahead of the toepiece of the downhill binding, with a separate heel support secured to the ski between the downhill toepiece and heelpiece.

Abstract: A foot-plate for a ski-binding is intended for arrangement at a distance above the surface of a ski and carries the parts of the binding to grip the sole of a ski-boot at front and rear. The foot-plate is connectable to the ski by resilient members to be oscillatory in all directions in its own plane, and also preferably perpendicularly to the surface of the ski. The resilient members may take the form of inserts or bearers, and the foot-plate is advantageously recessed and in each of the recesses there is arranged a resilient member having an aperture for a connecting screw to pass therethrough. These resilient members at the front and rear sections of the foot-plate may have different degrees of resilience.

Abstract: The present invention relates to a ski-boot more particularly designed to enable deliberate release of a ski-boot from a ski by means of a ski-stick.The ski-boot comprises bearing-surfaces and retention means especially comprising a hole 18 adapted to cooperate with the ski-boot from the ski and in order on the other hand to avoid its slipping during the release of the ski-boot from the ski.The boot in accordance with the invention offers the advantage of facilitating the deliberate release of the fastening between the ski-boot and the ski.

Abstract: A ski is equipped in the middle section of its surface area with a spring board, mounted in an axial direction, whose front part is affixed rigidly to the ski, being fastened in or supported in such a way that a hinged leg, which carries the ski-binding and which adjoins in a rearward direction, can perform resilient swing movements, and which exerts a torque on the ski if the proper stress is exerted, which tends to lift the front part of the ski and to weigh down the rear.

Abstract: A ski binding for releasably securing a ski boot to a ski and for releasing the ski boot upon the application of predetermined forces to the boot, the ski binding comprising a boot engaging member movable in a linear path between a boot engaging position and a releasing position, apparatus for biasing the boot engaging member towards the releasing position, a latching mechanism for retaining the boot engaging member in the boot engaging position, and an unlatching mechanism for deactivating the latching mechanism in response to the application of the predetermined forces to the ski boot to free the biasing means to drive the boot engaging member to the releasing position.

Abstract: A platform base mounted on a ski is provided with a pair of separated heel and toe platforms which are relatively movable thereon, each of which carries a fixed or adjustable ski binding thereon. The heel and toe platforms are adjustably connected together for movement relative to each other and as a unit along the platform base. The platform base has only an intermediate length thereof in contact with and secured to the upper surface of the ski, which length is shorter than the combined length of the heel and toe platforms.

Abstract: A ski binding that comprises an element for gripping the skier's leg, a base rigidly connected to the ski and a rigid elongated element for mechanically connecting the gripping element and the base, this element being pivotally connected to the base for rotation about an axis perpendicular to the longitudinal axis of the ski and parallel to the surface of the ski.

Abstract: Safety ski binding apparatus including a ski plate fixedly securable to a ski, a boot plate detachably securable to a ski boot by way of securing means, resilient connecting means connecting the ski and boot plates to one another while permitting relative movement of said plates about a plurality of mutually perpendicular axes, and signal means interposed for producing a single signal representative of relative movement of the plates, which signal effects release of the ski boot from the boot plate in response to a critical predetermined movement of said plates relative to one another.