Abstract: The disclosure presented herein relates to a trailer of a collapsible configuration. The trailer comprises a connector connectable to a vehicle. The trailer further comprises a frame structure coupled to the connector. The frame structure comprises a telescopic spine member, a pair of front members pivotally connected to the telescopic spine member and extending from the the telescopic spine member, a pair of lateral members pivotally connected to the pair of front members, a plurality of support members pivotally connected to and extending from the telescopic spine member and connected to the pair of lateral members. The pair of front members, the pair of lateral members, and the plurality of support members are pivotally coupled to the telescopic spine member, thereby providing a collapsible configuration to the trailer. This allows the maneuvering of the trailer in confined spaces.

Abstract: A trailer for transporting a container has a frame mountable to a vehicle. The frame has a rear frame section mountable above a rear wheel assembly of the trailer, and a front frame section connected to and disposed forward of the rear frame section in a forward direction of travel of the vehicle. The front frame section has a king pin mountable to a hitch of the vehicle and a forward-most end. The forward-most end is moveable relative to the kingpin in a direction parallel to the forward direction of travel to extend and shorten a length of the front frame section between a fully-lengthened configuration and a fully-shortened configuration.

Abstract: A board for downhill winter sports forgoes the use of bindings for holding a person in place. An elongated rigid frame receives a foot board on a top portion and a base board on a bottom portion. A steering board allows for a person to direction motion. The elongated rigid frame also receives a rotatable steering column, which is secured through an arm and steering collar. A bearing assembly, including inner race and outer race, allows for rotation of the steering column within the steering collar. The steering column has a control end which includes a first handle and a second handle that serve as a user interface. The steering column also has an actuation end, the actuation end being a fork which is mounted to the steering board. A person can use the handles to rotate the steering column and thus the steering board in order to change direction.

Abstract: A combine header transport trailer for transporting a combine header. The trailer includes mechanical jacks for raising and lowering the header bar thereon and for moving the header bar inwardly and outwardly with respect to the trailer.

Abstract: A combine header transport trailer for transporting a combine header. The trailer includes electrically operated jacks or screw actuators for raising and lowering the header bar thereon and for moving the header bar inwardly and outwardly with respect to the trailer.

Abstract: An adjustable width trailer is disclosed which is capable of hauling large machines, farm machinery, or the like. The trailer includes one or more pull-out extender assemblies mounted on the frame of the trailer. Each of the pull-out extender assemblies includes a plurality of horizontally disposed and horizontally spaced-apart support tubes which are secured to the frame of the trailer in a transverse relationship thereto so that the outer ends of the support tubes are positioned outwardly of the frame members of the frame of the trailer. Each of the pull-out extender assemblies includes first and second pull-out sections at one side of the trailer and third and fourth pull-out sections at the other side of the trailer which are individually movable between retraced and extended positions.

Abstract: An apparatus comprising a snowboard boot and a binding interface including an interface feature that is adapted to releasably engage with a snowboard binding. The binding interface is movably mounted to the boot so that the boot can flex in a side-to-side direction through an angle relative to the binding interface to provide side-to-side flexibility. In one embodiment, the binding interface is mounted to the boot at a pair of laterally spaced attachment points with a pair of strapless fasteners. In another embodiment, the binding interface is mounted to at least one attachment point and a portion of the boot is flexible between the attachment point and a side. In other embodiments, at least a portion of the interface feature does not protrude below the bottom surface of the boot, and the interface feature does not protrude beyond the sides of the boot.

Abstract: The present invention relates to a highback support which is pivotally mounted to a support member. A lever mechanism fixed to a backside of the highback support includes a lever which selectively engages a portion of the support member and provides mechanical advantage for setting and releasing the highback support between a support position and a release position. In the support position, the highback support is positioned to engage the back of a snowboard boot to provide a rigid surface against which a snowboard rider can lean for steering. In the release position, the highback support is free to pivot making it possible for the snowboard rider to walk easily.

Abstract: A boot binding that is easily and quickly rotatable between different positions is disclosed. In one embodiment of the invention, a boot binding comprises a rotatable boot attachment member and an intermediate locking arrangement that holds the boot attachment member in an intermediate position. A force applied to the boot attachment member releases the intermediate locking arrangement such that the boot attachment member can be moved from its intermediate position to a different position.

Abstract: A snowboard boot and an assembly of a snowboard boot and a retention apparatus for securing the boot to a snowboard. The boot includes a sole, an upper affixed to and extending upwardly from the sole, and an attachment member attached to the sole. The attachment member has a portion extending substantially longitudinally and spaced from a portion of the sole for facilitating engagement with a latch of the retention apparatus. The retention apparatus of the assembly includes an attachment mechanism for attaching in a vertical direction and along a horizontal plane, which cooperates with a complementary attachment mechanism of the boot, arranged in a central portion of the sole of the boot. The boot includes a skeleton that is constituted by a minimal force-transmission circuit which provides for the support necessary for practicing the gliding sport and the force-transmission circuit passes through the attachment mechanism of the boot.

Abstract: A system is provided for mounting a boot to an article for gliding, for example a snowboard. The system includes a boot having a binding engagement assembly with at least one aperture, and a locking component supported by a binding. The aperture and the locking component are disposed at an angle relative to each other, with the angle being variable so as to adjust the size of the aperture relative to the locking component. In a first, non-secured position, the angle between the locking component and the aperture is such that the size of the aperture relative to the locking component is sufficient to allow the locking component to be slidably received within the aperture. In a second, engaged position the angle between the locking component and the aperture is such that the size of the aperture relative to the locking component produces a fit therebetween sufficient to secure the locking component to the binding engagement assembly.

Abstract: A retention device for a boot for use on glide boards adapted to be used for snowboarding. At least one attaching device of the retention device is offset laterally with respect to the median longitudinal plane of the boot and is positioned in the vicinity of only one side of the boot, either the lateral side or the medial side of the boot.

Abstract: A binding system is configured to removably mount a footwear member to a sporting or recreational device. In a preferred embodiment, the binding system includes a binding member having at least one rail attached thereto. The rail preferably has an elongated, arcuate shape. A corresponding slot on the footwear member is configured to slidingly receive the rail. The cross-sectional shape of the slot conforms to the cross-sectional shape of the rail. The footwear member is mounted to the binding member by aligning the rail and slot and slidingly inserting the rail into the slot using a rotational motion.

Abstract: A snowboard boot including at least one recess adapted to mate with a corresponding engagement member on a binding, and an interface for interfacing a snowboard boot to a binding. The interface comprises a body having at least one recess arranged to be disposed along an outer surface of the snowboard boot, the recess being adapted to mate with a corresponding engagement member on the binding. The interface may be molded of a non-metallic material and bonded to a snowboard boot.

Abstract: A binding for use on snow skis and snowboards arranged to receive a boot of a user, as well as attachments for existing boot bindings. The invention is primarily effective as a high back snowboard binding. A forwardly extending leg bearing support plate or tab is located on one or both of the boot bindings and on the exterior face of that binding so that a user may lean into both the back of these binding and laterally against the forwardly extending leg bearing support plate in order to aid in maneuvering the binding and, hence, the snowboard or ski. The support plate is located at the upper portion of the back and extends around the side and forwardly of the leg of the user and slightly above the ankle portion of the user so that a user may literally engage and push the lower portion of the user's leg immediately above the ankle against this lateral support plate for maneuvering the snowboard or ski.

Abstract: A device for retaining a boot on a gliding board and a gliding board equipped with such device. The device has a base and a rear support element articulated on the base along a substantially transverse journal axis of the device. The rear support element has two parts, an arch articulated on the base and a collar affixed to the arch, the collar having a greater rigidity than the arch, the arch cooperating with an arch/a bow of the base to limit a front-to-rear articulation movement of the rear support element with respect to the base.

Abstract: A fastener for a snow board comprises a U-shaped heel element and a collar band which are pivoted on a plate-shaped base and moved in a pincer-like manner by means actuated by the foot of the skier.

Abstract: A snowboard binding system comprising at least one movable engaging member that, when engaged, secures a snowboarder's boot from vertical or horizontal movement. In one embodiment, the binding system has two active sides, allowing a snowboarder to engage the binding by stepping downwardly onto the binding mechanism, thus reversibly forcing tensioned engaging members between an extended and a retracted position and back to an extended position, thereby securing the snowboarder's boot to the upper surface of a snowboard. A preferred embodiment utilizes positioning keys that properly orientate a snowboarder's boot into binding engagement. Other embodiments include snowboard boots having active binding mechanisms positioned on the boot itself, such mechanisms engageable with static members secured to the surface of a snowboard. One snowboard boot has a calf support member and a reversibly mounted high-back element, as well as a canting system for adjusting angular orientation of a snowboarder's foot position.

Abstract: A sliding apparatus includes one or more stiffening plates mounted to the top surface of the sliding apparatus. The plates serve to stiffen localized areas on the snowboard in order to change the flexion and torsion characteristics of the snowboard in that localized area. The location of the stiffening plates can be adjusted to accommodate a wide range of riding stances and orientations. The stiffening plates can be utilized on a symmetrical sliding apparatus to provide asymmetrical flexion and torsion characteristics in order to accommodate the asymmetrical stance of the rider. The stiffening plates can also be adjusted to enable a ski or snowboard to perform well in both soft snow conditions and hard packed snow conditions. The stiffening plates can be positioned within a recessed channel in the top surface of the sliding apparatus in order to prevent snow from being forced under the stiffening plates during use.

Abstract: A binding assembly includes a boot having a plate, and a binding plate secured to a snowboard. The boot plate includes at least one set of opposing, horizontally-projecting, binding tabs positioned along the sides of the boot. The binding plate includes at least one set of binding elements that correspond, respectively, to the binding tabs. The assembly further including a mechanism operatively associated with at least one binding element and the binding plate to maintain at least one binding element in a closed position after engagement of the binding tabs with the binding elements unless manually released by the user. In operation, the binding tabs on the boot are maneuvered to engage the binding elements on the binding plate to mount the boot to the snowboard.

Abstract: A boot/binding system for a snowboard wherein the boot includes a sole and transverse bar having two ends. A binding includes a base defining a horizontal plane and a median plane. The binding is selectively fixed to the board in a plurality of positions and is pivotal about an axis which is perpendicular to the horizontal plane and intersects the horizontal plane at point O. The binding includes two vertical plates arranged substantially parallel to the median plane, each of the vertical plates including a vertical groove into which one end of the transverse bar of the boot is insertable. The ends of said bar are held inside each groove by a pivoting cam elastically held in position. A first region of contact of the bar end is in contact with a front wall of the groove and the first region of contact is contained in a normal plane formed by the front wall of the groove.

Abstract: A boot is provided for engagement with a binding mounted to an article for gliding on snow. The boot includes a boot body having a toe portion, a heel portion and a lower region, and has a length extending in a toe-to-heel direction. A first member is supported by the boot body and is moveable between an extended position and a retracted position. In the extended position, the first member includes a contact portion extending beyond the boot body for releasably engaging a portion of the binding. The length of the boot with the first member in the extended position is greater than the length of the boot with the first member in the retracted position. The first member may extend beyond the toe portion of the boot body in the extended position, or may extend beyond the heel portion. In the extended position, the first member may be engageable with a bail portion of the binding.

Abstract: A boot for use with a snowboard includes a binding for attachment to the boot. The boot includes a rigid lower and a flexible or rigid upper. The lower includes binding-receiving projections on the sides and heel. The lower includes notches at the sides that allow natural articulations of the foot while walking. The upper is fixedly attached to the lower. The binding includes a frame for attachment to the snowboard, a plurality of side engagement members to secure the front portion of the boot, and a heel engagement member for securing the rear portion of the boot. Hooks serve as side engagement members that receive the boot side projections. A bail and lever engage the boot at the heel projection.

Abstract: A dual-locking rotational device with an escape mechanism for interface between a snowboard and the boot binding of a snowboarder's forward foot is disclosed. The present invention makes possible automatic positioning and repositioning of a snowboarder's forward foot boot binding from a transverse downhill position to a comfortable walking forward foot position and back again to the transverse downhill position. In particular, the present invention includes a swivel ring or disk positioned between the boot binding frame and the snowboard, and a locking mechanism which engages with the swivel ring or disk, to allow the swivel ring or disk, and thus the boot binding frame and the snowboarder's forward foot, to move between the transverse downhill position and the comfortable walking forward foot position. The present invention further includes a swivel disk retainer ring or disk for attaching the dual-locking rotating device to the top surface of the snowboard.

Abstract: An assembly for gliding on snow, the assembly comprising a snowboard and a binding system for the boots of the user. The snowboard is provided with a large central depression defining two longitudinal lateral spars placed directly on either side of the depression. Anchor points are formed in said two longitudinal lateral spars. Respective intermediate plates for the front foot and for the back foot are fixed in the anchor points. The intermediate plate is provided in its middle zone overlying the depression with means for anchoring and fixing to the corresponding boot.

Abstract: One embodiment is directed to a snowboard binding including a base having a toe end and a heel end, and a guide that is adapted to guide a snowboard boot back toward the heel end of the base when the snowboard boot is stepped into the binding. Another embodiment is directed to a snowboard binding including a baseplate and a heel hoop hinged for rotation relative to the baseplate. A further embodiment is directed a snowboard binding to mount a snowboard boot to a snowboard, the snowboard boot including at least one pin extending from medial and lateral sides thereof. The snowboard binding comprises a base having medial and lateral sides; a pair of engagement cams each mounted to one of the medial and lateral sides for rotation between open and closed positions; at least one lever to move the pair of engagement cams from the closed position to the open position; and a cocking mechanism that is adapted to maintain the pair of engagement cams in the open position upon release of the at least one lever.

Abstract: A system is provided for mounting bindings to a snowboard. The system allows relative distance between the mounted bindings to be much more accurately adjusted by the user, making snowboarding mare enjoyable and safer. The system involves a front and a rear set of parallel cavities formed on the top surface of a snowboard which accept nuts which slide in each cavity. Each nut receives a corresponding bolt from the binding to be mounted. The nuts can be easily replaced if stripped, obviating the need for frequent expensive repairs to fix stripped nuts, as is common with typical snowboards.

Abstract: This invention relates to a snow board especially provided for high speed performance in competition.It is slit, longitudinally and axially, at least in its front at rear parts. Furthermore, its simple flexural strength in the front and rear parts is increased by at least 20% with respect to the greatest stiffness existing at those spots for a conventional one-piece snow board, while its stiffness in the binding mounting area is rendered at least equal to the greatest stiffness existing at that spot for such a traditional snow board, and may even be greater by about 10%.

Abstract: A device for connecting a sports boot intended to be attached to a glide board for snowboarding by at least one strap that includes a padding directed towards the boot, located in the instep zone. The padding of the strap includes an arrangement that distributes the tightening pressure exerted thereby on the instep, so as to obtain a central pressure corresponding to the zone of the big toe levator tendon, that is less than the lateral pressures exerted on either side thereof.

Abstract: A snowboard (4) includes a core (10) having tip and tail portions (20, 22) with a center portion (9) therebetween. The tip and tail portions both include lightweight, high strength honeycomb material (18) to reduce the mass moment of inertia of the snowboard. Doing so reduces the spin weight of the snowboard and permits the user to turn the snowboard about a vertical axis (26) more easily.

Abstract: A device for adjusting the position of a binding on a glide board. The device includes a base plate equipped with an orifice and an edge of the orifice includes a first peripheral surface portion; a disc having a contour that exceeds that of the orifice and including an edge that has a second surface portion adapted to come into contact with the first surface portion when the disc gets nested in the orifice; an anchoring device of the disc on the board that can be actuated by tightening so as maintain contact between the surface portions, wherein at least one of the surface portions is substantially smooth and constitutes a sliding ramp for the other surface portion, and wherein the device includes a rotational stop of the base plate in an engagement position when the anchoring device is are actuated by tightening, and able to become disengaged when the anchoring device is are only partially loosened, thus allowing a rotational movement of the base plate with respect to disc.

Abstract: A snowboard binding for fastening a snowboard boot to a snowboard includes a baseplate adapted to be mounted on the snowboard and side walls projecting vertically upward. An instep element is mounted over the baseplate and adapted to reach over the instep of the snowboard boot. A tread element is coupled to the instep element and movable downward a displacement distance for moving the instep element into a closed position. Flexible tensile elements couple the tread element to the instep element and the flexible tensile elements are mounted on respective sides of the instep element. Deflection elements engage each of the tensile elements. Each of the deflection elements are positioned above the baseplate a distance at least as great as the displacement distance.

Abstract: A locking device particularly for snowboards which comprises a circular plate which is rigidly coupled to a board. The device is constituted by a rotating body which is rotatably associated with the plate and is provided with elements for engaging and temporarily compressing complementarily shaped grip elements associated with the sole of a shoe. There are also provided elements for temporarily locking the rotation of the rotating body.

Abstract: A snowboard binder for removably securing a boot onto a snowboard. The snowboard binder includes a bail mounted on a bottom surface of a boot having a set of locking rods on its both ends, a base disposed on the snowboard having a set of loop-type hooks formed to respectively receive each of locking rods on both ends of thereof, and a latch device for removably securing one of the locking rods within a set of bracket extended upward from the base spaced apart from each other in the proximity of one of the loop-type hooks. An angle adjust device for conveniently controlling the angle of the base is also provided.

Abstract: A binding strap for use in a soft boot snowboard binding is provided, the binding strap including a flexible, unitary binding member having an ankle section connected to a toe section by a midsection. The binding strap may be configured and dimensioned to preferably provide a rider with easy entry and exit from the strap. In addition, the shape and flexible nature of the binding makes it comfortable to use, while also allowing it to perform well by securely engaging the rider's boot to the snowboard. The unitary construction allows the binding strap to move in an integrated manner, while the surface area of the binding strap reduces pressure points by distributing pressure exerted by the binding over a relatively large surface area of the boot, and hence foot, of the rider.

Abstract: A rotatable plate has a wide groove to receive a boot binding and the two fit rotatably over a protruding circular guide post on a base plate secured to a snowboard. A cap plate extends through binding and rotatable plate openings to contact the guide post with screws or bolts passing through mating holes to the snowboard. An elevated rim around the cap plate fits within a circular groove of the boot binding to allow the binding and rotatable plate to rotate relative to the cap plate. A square locking shaft with a T-shaped handle fits within a slidable sleeve having four binding tabs mating with the sides of the locking shaft. Screwing the sleeve into a lock base with tapered walls binds the binding tabs against the lock shaft to secure the locking shaft. The locking shaft may be locked with the shaft inserted in any of the lock holes in a lock ring around the perimeter of the base plate to secure the boot binding at a desired angle to the snowboard.

Abstract: A boot binding apparatus for a snowboard where the snowboard boot includes a first securement in the form of a front hook member and a second securement in the form of a rear hook member which are imbedded within the sole of the snowboard boot. The snowboard boot is flexible in order to bend in the same manner as a conventional soft boot. The boot binding apparatus includes a front latching mechanism and a rear latching mechanism with the front latching mechanism including a latching hook member with this latching hook member facing toward the toe edge of the snowboard. The rear latching mechanism is movable between a latching position and an unlatching position with the rear latching mechanism being continuously biased toward the latching position. The latching hook member of the front latching mechanism may also be movable and continuously biased in a direction toward the toe edge of the snowboard.

Abstract: Gliding board, especially a snowboard with a composite structure, constituted by a solid core about which are adhered, on the one hand, at least one upper mechanical resistance element, and on the other hand, at least one lower mechanical resistance element on which a gliding bottom surface surrounded with a peripheral metallic running edge is arranged, wherein the metallic running edge is constituted by at least one steel shaped element whose length is substantially equal to the periphery of the bottom surface, and whose free ends are affixed to one another at a butt connecting point via an effective mechanical linkage device, so as to obtain a running edge that closes over itself.

Abstract: A gliding board for use in snowboarding. The board includes two off-centered portions located on either side of a central portion or middle sole along a longitudinal axis of the board. At least one off-centered portion of the board includes at least one reinforcement that provides the off-centered portion with a greater mechanical resistance during torsion, along the longitudinal axis, than the mechanical resistance during torsion of the middle sole along the same longitudinal axis.

Abstract: An elongate board which produces increased lift when moved through a fluid such as air or water. The elongate board includes a main body with an opening in its central region. A plurality of transverse wing sections are mounted in tandem in the central opening along the longitudinal axis of the main body. Between each wing section is an open slot allowing the fluid to flow over the wing sections, creating a lifting force on the elongate board. The elongate board may be utilized in many different sports requiring the use of a ski or board, such as water skiing, snow skiing, surfboarding, snow boarding, and sky surfboarding.

Abstract: A contact configuration between boot and binding for snowboarding. Contact pins are provided on opposing sides of the boot at both the heel area and the toe area. This 4-point contact configuration assures heel and toe stability and reliable side boot restraint. Concave mating receptacles at matching locations on the binding assure easy and simple interconnection which is also secure and reliable. A release mechanism is provided to selectively retract the pins using a simple pull cord arrangement. Gear operated strap linkages permit more convenient tightening and loosening of the boot straps.

Abstract: A binding strap for use in a soft boot snowboard binding is provided, the binding strap including a flexible, unitary binding member having an ankle section connected to a toe section by a midsection. The binding strap may be configured and dimensioned to preferably provide a rider with easy entry and exit from the strap. In addition, the shape and flexible nature of the binding makes it comfortable to use, while also allowing it to perform well by securely engaging the rider's boot to the snowboard. The unitary construction allows the binding strap to move in an integrated manner, while the surface area of the binding strap reduces pressure points by distributing pressure exerted by the binding over a relatively large surface area of the boot, and hence foot, of the rider.

Abstract: A snowboard is provided for riding over snow, including a front board member having a front board forward end and a front board rearward end; a rear board member having a rear board forward end and a rear board rearward end; and a hinge assembly interconnecting the front board member rearward end and the rear board member forward end. The rear board member preferably overlaps the front board member so that the front board rearward end is underneath the rear board forward end to minimize drag at the joint when the snowboard moves over snow in a forward direction.

Abstract: A retention device for a boot on a glide board intended for snowboarding. The device includes at least one anchoring device and at least one retention member that receives the anchoring device in a housing of the retention member, a latching member cooperating with the retention member in order to maintain the anchoring device in the housing, a support member cooperating with the retention member in order to position the latching member with respect to the housing. The device is wherein a surface of the latching member cooperates, by contact, with a surface of the support member, the surfaces being oriented so as to, on the one hand, be displaced with respect to one another when the latching member is displaced in a latching direction, and on the other hand, retain a fixed position with respect to one another when the latching member is biased in an unlatching direction.

Abstract: A surf-type board, such as a snowboard. Several threaded sleeves which are anchored in the body of the surf-type board and each have an inner thread accessible from the top of the body of the surf-type board, and which form an anchoring system for attachment of a binding or similar function element to the body of the surf-type board, and to an anchoring system for a binding or similar function element to be attached to the top of a surf-type board.

Abstract: The proposed crawler-mounted board (1) is specifically for the purpose of riding over grass or lawn slopes. It features a crawler unit which consists of two slightly concave-curved undercarriage tracks (12), the tracks being connected to one another by four cross-struts (13). The crawler unit can be mounted to a frame (2) made of tubing or rods. Each of the undercarriage tracks (12) consists of a long elongated body, a flexible crawler track chain, and large number of crawler track segments. A block can be mounted to the outside of each crawler track segment. While the crawler-mounted board is in motion, frictional forces act between the turf and the crawler track chains and the blocks of the crawler unit. These frictional forces cause the crawler track chains along with the crawler track segments to move around the body of the undercarriage tracks (12) in a closed circuit.

Abstract: A ski device such as a snow board is disclosed which has a tip protector embedded into the upper surface of each of the tip portions of the board. The tip protector may be incorporated into regular ski tips or mono-ski tips as well as on snow boards. The tip protector is a generally flat curved strip of ductile sheet material bonded to a portion of the upper surface of the rounded tip portion adjacent to and aligned with the edge of the device.

Abstract: The invention relates to a device for retaining a boot on a gliding board. The device includes especially a dorsal support element and a base, the dorsal support element being journalled on the base along a substantially transverse Y-Y' axis of the device, wherein at least one braking mechanism opposes a journal movement of the dorsal support element with respect to the base along the Y-Y' axis, in at least one journal direction, and wherein a return mechanism maintains the dorsal support element substantially in contact with the lower part of the leg.

Abstract: A system for preventing toe-edge travel of a hi-back is provided. The system includes a latch, supported by the hi-back, for engaging a snowboard binding base plate. The system can include a forward lean adjuster. When engaged, the latch prevents travel of the hi-back relative to the snowboard binding base plate, thereby increasing the responsiveness of the snowboard to rider movements. The latch may be engaged in a lateral rotational position of the hi-back.

Abstract: A coupling for releasably mounting a boot with boot binding to a turntable which is adjustably secured to a snowboard. The boot binding includes a plurality of extending lock pins each with a shoe releasably locking into arcuate slots in the turntable. The boot binding is quickly directed to the coupling with a set of guide pins protruding from the boot binding, which pods also serve as improved traction devices when the boot binding is disengaged from the turntable. Also extending from the boot binding plate is a latch pin held under spring bias which when aligned in a hold position, fits into one of several latch pin holes in the turntable. To release the plates from hold position, the latch pin is pulled from the latch pin hole by a flexible hand extension release device hand operated from a standing position and the plates are rotated to disengage the shoes from the arcuate slots.