Abstract: A recreational structure, such as a trampoline frame, can be quickly and reliably assembled using a sleeve-joint coupling having a “T” configuration. A first arm member and an aperture that is formed in the sleeve-joint coupling are disposed in an opposite relationship. A second arm member and a third arm member are disposed in an opposite relationship with each other. The first arm member receives one end of a vertical frame member of the recreational structure, while the aperture receives one end of a vertical pole member of, for example, a safety enclosure. The second and third arm members each receive one end of a horizontal frame member of the recreational structure. The vertical pole member extends through the sleeve-joint coupling into an inner portion of the vertical frame member received by the first arm of the sleeve-joint coupling.

Abstract: An exercise device is disclosed having at least a base, first and second knee supports which are bilaterally coupled to first and second pivots located off from the center of the base. Independently rotatable knee pads are coupled to the perimeter-side end of the first and second knee supports arranged around a perimeter of the base. An upper extremity support is coupled to the base, and a first base supporting member is positioned at a rear of the base and a second base supporting member is positioned at a front of the base, wherein at least one of an inclination and elevation of the base is determined by adjustment of the base supporting members, wherein the first and second knee supports move around different arcs to generate an elliptical motion for an individual.

Abstract: Various exercise systems include first and second selectorized dumbbell assemblies; and a frame having first and second weight supports to support respective dumbbell assemblies. Generally speaking, the systems assume multiple configurations to facilitate both use and storage of the dumbbell assemblies. Many of the systems include at least one body supporting platform that is movable between a first position that is suitable for exercise, and a second position that is suitable for transportation and/or storage.

Abstract: An exercise device for exercising a person's body is provided. The exercise device comprises a frame having a first side rail, a second side rail substantially perpendicular to the first side rail, a front rail between the first side rail and the second side rail, and a rear rail opposite the front rail and between the first side rail and the second side rail. A front axle is mounted to the front rail and a rear axle is mounted to the first side rail and the second side rail adjacent the rear rail. A wheel is rotatably attached to each end of each axle. A handlebar is pivotally mounted to and between the first side rail and the second side rail. A propelling gear is rotatably mounted on the handlebar between the first side rail and the second side rail with the gear rotatable in only one direction. A freewheel/gear system is mounted on the rear axle and a rotatable gear is mounted to the front rail.

Abstract: Provided is exercise equipment for performing a variety of exercises for upper body exercises such as push-up, pull-up, and dip styles of exercise as well as core strengthening exercises. In some embodiments, the device allows for vertical and horizontal adjustments to a variety of positions allowing for general use for persons of all sizes and levels of abilities, from the beginner to the highly experienced and athletic person.

Abstract: A tumbling and vaulting trainer assembly configurable for performing either tumbling or vaulting routines. The assembly includes a pivoting trainer for tumbling routines and a chock used in with the pivoting trainer portion for vaulting routines.

Abstract: A multi-station exercise machine in one embodiment comprises at least two exercise stations for performing different exercises, at least one of the stations having a main frame, a user support frame pivotally associated with the main frame, a user engagement device movably mounted on one of the frames for actuating by a user in order to perform an exercise, and a connecting linkage which links movement of the user engagement device to movement of the user support. A load provides resistance to movement of the user support frame, user engagement device and/or connecting linkage. The connecting linkage, user support pivot, and user engagement device mount are arranged so that movement of the user engagement device results in self-aligning movement of the user support. The other station may have a fixed user support or a moving user support.

Abstract: An improvement to a striking bag for boxing or martial arts practice, which provides aural feedback to the user, as to the accuracy of strikes. Compressible pneumatic targets (10-A, 10-B, 10-C) are mounted partially into the side of a striking bag (9). Targets (10-A,10-B,10-C) are compressible both outside and inside the surface of the striking bag (9). When any of the pneumatic targets (10-A, 10-B, 10-C) are compressed by a strike, displaced air is driven into a pneumatic hose (34, 36, 38 respectively) which runs through the interior of the striking bag, connecting the pneumatic target to a whistle (12). Flexible washers on the inside (14) and outside (16) of striking bag (9) mount each pneumatic target (such as 10-A), onto striking bag (9). The inner washer (14), and outer washer (16), are connected through the surface of striking bag (9) by bolts (18,20,26, 28) and nuts (22,24,30,32). Alternate embodiments include pneumatic targets (10-D,10-E,10-F, 10-G,10-H).

Abstract: A trampoline and enclosure with an improved ingress and egress is provided. The enclosure is made from a flexible material with an arched entry way. The entry way is arched, or some other shape (symmetrical or asymmetrical), so that when it is in the open position, the material closing the arch falls out of the way facilitating ingress and egress to the jumping chamber.

Abstract: A leg press machine has a floor engaging main frame, a user support pivotally mounted relative to the main frame and having primary and secondary support portions which support spaced locations on a user's body throughout an exercise, and a leg press exercise arm rotatably mounted relative to the main frame. The exercise arm has a first pivot connection which pivotally links the exercise arm to the user support and a second pivot connection which is associated with the main frame to link movement of the exercise arm to movement of the user support. A load resists movement of at least one of the moving parts.

Abstract: An adjustable weight-loaded dip-chin machine. Dip bars and chin bars with means for vertical adjustment are mounted on columns, which in turn are mounted on a base. An arm is pivotally attached to the base, and weights can be added to an arm spindle attached to the arm. A belt is attached to the arm, and weights added to the arm spindle resist upward motion of an exerciser performing dips or chins. Elastic bands may be added connecting the arm to the base, and/or the belt to the base, which serve to render the exercise more strenuous. Dip bars incorporate a plurality of dip bar legs, each a differing distance from the other dip bar. Chin bars incorporate a downwardly-sloping dogleg. An alternate embodiment adjustable dip-chin machine incorporates a weight stack which can be attached to the belt. Stack weights selected from the weight stack render exercise more strenuous.

Abstract: A heavy bag for boxing, martial arts, or other athletic practice, generally cylindrical in nature having a bottom, a cylindrical vertical side wall, and an open upper end subject with closure, there being positioned within the shell, a disk member adjacent the bottom of the heavy bag, the disk member having an upwardly extending step spindle, the step spindle extending upwardly proximate the open end of the bag, there being slidably receivable on the step spindle a plurality of modular toroidal drums or cells whose central aperture is complimentary with the diameter of the particular step spindle and its outer circumference is complimentary with the internal diameter of the cylindrical shell side wall of the heavy bag, there being positioned between each of the modular toroidal drums or cells on the step spindle, a washer or disk member supported on a respective step of the spindle and providing support to the adjacent upper modular toroidal drum or cell so as to prevent compression of the lower drum and ther

Abstract: A safety mat securement assembly for providing open and a closed position for a climbing wall assembly using a safety mat. The safety mat securement assembly utilizes a plurality of security hand hold members each having latching means and a safety mat having a plurality of bottom securement members, top and side loop members. The security hand hold members may be used as hand holds on the climbing wall assembly and may have a locking structure. The bottom securement members function to hold the safety mat to the bottom of a climbing wall assembly during both open and closed positions of the safety mat. The mat securement assembly is opened or unlocked by loosening the latching means, removing security mat top loop members from the hand hold, and placing the mats on the floor along the base of the climbing wall. When in closed or locked position, the security mats may contain a printed message communicating that the climbing wall is closed and climbing should not take place.

Abstract: Embodiments of the invention are directed to trampolines and component parts including a frame assembly to fold a fixed or foldable trampoline from an expanded state to a collapsed state or vice-versa. In one embodiment, a frame assembly includes a base frame member, two peripheral frame members and two connecting members connecting the two peripheral frame members to the base frame member. The two peripheral frame members are also connected to a center joint which may slide up and down a center frame post via a folding mechanism which may include a crank shaft and an elongated threaded member. In some embodiments, the frame assembly may include hydraulics and the two peripheral frame members may be off-set relative to one another. Embodiments of component parts for the trampoline may also include a plurality of net frame members, a foldable ladder, a wheeled support and a frame pad.

Abstract: A sports training system includes a supporting structure, a first moving element supported by the supporting structure so as to be moveable relative to the supporting structure along a first path, a second moving element supported by the first moving element so as to be moveable relative to the first moving element along a second path different from the first path, and a punching bag suspended below the first moving element by the second moving element. The punching bag is moveable to any point within an area defined by the first and second paths when a trainee strikes the punching bag, thereby mimicking movements of an opponent. One or more elastic elements can be attached between the punching bag and the supporting structure for returning the punching bag to a desired region within the area.

Abstract: A collapsible play structure has a coiled wire supporting a covering which is attached to the wire to define an interior tunnel-like passageway, and at least one opening provided in the covering. A basketball goal assembly can be attached to a first end of the coiled wire and covering. In addition, openings can be provided in the covering.

Abstract: A trampoline comprising a flexible mat (3) and a plurality of springs (4) holding the mat in tension within a peripheral frame (1) of the trampoline which surrounds the mat has an enclosure system surrounding the mat. The enclosure has a lower peripheral part coupled to the mat and a plurality of resiliently flexible upright enclosure members (5) to support the barrier above the mat. The enclosure support members are free to resiliently deform away from the mat when impacted by a user against the barrier. They are also connected together at the upper ends of the enclosure support members away from their natural rest state and towards the center of the mat. When impacted by a user against the barrier on the side of the enclosure causing the barrier to resiliently deform away from the mat, the enclosure support members are resiliently deformed towards the center of the mat.

Abstract: A trampoline surrounding net bracing structure to provide improved connection between a trampoline and a surrounding net includes a framed bed, a plurality of supporting posts and a surrounding net. The framed bed has a jumping area to allow users to do jumping and bouncing exercise thereon. The supporting posts are located upright on the periphery of the framed bed. Each of the supporting posts has a top end equipped with a buffer means connecting to a bracing rack. The surrounding net has a bottom rim girded on the circumference of the jumping area and a top rim fastened to the bracing rack. Thus the surrounding net is stretched and surrounds the jumping area to form a confined movable space to allow the users to do jumping and bouncing exercise safer.

Abstract: A machine and method of stretching and exercising the human body, specifically the head, neck, and upper shoulder region. The machine employs three separate user-controlled actuators to allow the user to move and adjust her head, neck, and upper shoulders to almost limitless positions and with utmost precision, thereby effectively stretching and exercising the user's occipital region to achieve the desired comfort level. Because the user is in control of the precise actuator movements, and hence the exact positioning of her occipital region, the machine is much easier and safer to operate and more effective than other exercise and/or physical strengthening devices.

Abstract: An exercise apparatus that includes a bar member having opposed ends with each end being a closed end and having adjacent to the closed end an open channel defined by an elongated slot. An elastic member with handles attached to respective ends of the elastic member and a cap member disposed about the closed end of the bar member for retaining the handle in place. A method of attachment is also illustrated.