Abstract: Balance training aids are disclosed. A user places all or part of their body weight on a top surface of a platform that is sitting atop an unstable base member and attempts to balance or complete a balance challenge. The user places at least a portion of one foot atop the platform during the balance challenge. Adjustability features can be provided so as to provide a varying degree of adjustability to the unstable base member, and thus, provide a varying degree of balance challenges or levels of difficulty.

Abstract: A weight plate includes a first section having an annular shape with a passage extending axially through the first section and configured to receive an elongated member therethrough, and a second section having an annular shape and positioned radially outward of the first section, where the second section includes first and second outer surfaces on opposite axial sides of the weight plate with an axial thickness defined between the first and second outer surfaces. The second section has a plurality of recesses each extending axially inward from the first and second outer surfaces at least partially through the axial thickness of the second section.

Abstract: The invention provides an exercise machine (10) of the type which have pedals (38) or foot plates through which a person can, in use, transfer kinetic energy to the machine, which machine comprises a means for vibrating the pedals or foot plates during exercise. The exercise machine includes a mechanism (40) to engage or disengage the vibration.

Abstract: The present invention relates to a bicycle simulator that supports a frame of a mounted bicycle, the frame connecting a front wheel and a rear wheel of the mounted bicycle. A bicycle simulator according to an embodiment includes a base, a first frame support extending in a first direction and supported on the base, and a second frame support extending in a second direction, which is different from the first direction, and connected to the first frame support to be rotatable about one axis, wherein the second frame support supports a frame of a mounted bicycle, the frame connecting a front wheel and a rear wheel of the mounted bicycle.

Abstract: The invention relates to an adjustable dumbbell and its use method. The dumbbell comprises a base and a dumbbell body, the dumbbell body comprises a handle and a bell piece, the handle is a combination of a central shaft and a handle sleeve, the handle is also connected with an indexing plate, a gear piece and a bell piece box, the ends on both sides of the central shaft are provided with a snap ring groove and a gear step from the outside to the inside, and the indexing plate is provided with a lock The bell box is connected with a bell box cover, the bell box cover is connected with a locking leaf spring and a steel ball spring, the locking leaf spring is connected with a locking leaf, and the steel ball spring is connected with a steel ball.

Abstract: An exercise machine with multiple platforms for an exerciser to perform a variety of exercises generally includes an elongated frame structure supporting stationary first and second end platforms, a longitudinal rail extending between the end platforms and having an upper surface comprising a central platform, and a slideable carriage platform that reciprocates on the rail over the central platform and between the end platforms. The platforms provide multiple support surfaces at multiple elevations on which exercisers can position parts of their bodies during exercise. The platforms may be provided with positioning indices and provide continuous support surfaces over substantially the entire length of the exercise machine. The central platform may be provided with finger grips for exercisers to grasp. One or more mounting platforms may be provided to facilitate mounting and dismounting of the exercise machine.

Abstract: A barbell collar is described having a moveable piston disk, one or more energizers, and a body collar. Further, the barbell collar includes one or more dynamic, removable contact patches. In one embodiment, two of the contact patches are dynamic and can move in and out towards a barbell. The contact patches are configured to move inward towards a barbell or away from a barbell responsive to an action applied to adjustable fastener elements that can be hand tightened and adjusted from the outside of the barbell collar. The barbell collar is configured to prevent movement of weight plates from falling off of the ends of the barbell, and the barbell collar includes energizers (e.g., springs) that can absorb movement from the weight plates while loaded on the barbell.

Abstract: A dumbbell supporting system includes a platform having an upper surface and a lower surface. The upper surface is receives a dumbbell. A mount is removably attached to a post has a vertical orientation. An arm is attached to and extends between the mount and the platform. The platform is pivotally coupled to the arm and the mount is pivotally coupled to the arm.

Abstract: A rotation exercising ball structure includes two shells, two pivot seats, two holding members, a weight unit, a first housing, a second housing, and a PCB (printed circuit board). The two shells are combined together to construct a hollow ball. The weight unit includes a mandrel pivotally connected with the hollow ball, two magnets secured to the mandrel, at least one rotation member connected with the mandrel, and a weight connected with the at least one rotation member. The PCB is electrically connected with a Bluetooth transmission device which is electrically connected with a Hall sensor. When the mandrel is rotated, the Hall sensor detects rotation of the magnets and sends information of rotation of the magnets to the PCB, and the PCB processes and transmits the information to the Bluetooth transmission device.

Abstract: A reformer exercise apparatus has a generally rectangular frame, a carriage movably supported on the frame, and a foot support member supported by the side rail portions of the frame. The foot support member has an inverted U shape carbon fiber tube having ends each fixed to a foot bar support member having a cylindrical base, a cylindrical post welded to the base, and a foot bar support arm welded to one end of the cylindrical base, for connection to a foot support assembly operable to selectively position the foot support member at various positions along the side rail portions of the frame.

Abstract: A vertical-column folding mechanism for a treadmill is provided, including a treadmill frame body and a vertical column; where a first connector is arranged on the treadmill frame body; the first connector includes a first through hole; a connecting rod is arranged at the first through hole; one end of the connecting rod is provided with a handle in an eccentrically rotatable manner; a second connector is sleeved on the connecting rod; the vertical column is arranged on the second connector, and the vertical column and the second connector can synchronously rotate; a first locating piece is arranged on the second connector or the vertical column; a second locating piece cooperating with the first locating piece is arranged on the first connector or the treadmill frame body.

Abstract: An exercise machine which includes a centralized spring box and multiple gripping surfaces with which an exerciser may perform a wide range of exercise moves. The exercise machine includes a movable carriage and platform on a track. Bias members may be connected between the carriage and various structural elements of the exercise machine so as to impart a resistance force against movement of the carriage. An outer handle may be positioned around a carriage platform so as to surround the carriage platform. Inner handles may be positioned between the carriage platform and the outer handle, with the inner handle(s) being connected not to the outer handle or the carriage platform, but to an underlying support assembly. A pair of end handles may extend outwardly from the ends of the exercise machine. A bias member retainer such as a spring box may be centrally-located along the length of the exercise machine.

Abstract: A novel rowing machine attachment includes a bracket for attaching to a roller assembly of a rowing machine and a receiver for attaching to a handle of a rowing machine. In a particular embodiment, the bracket fixably attaches to the roller assembly and the receiver releasably attaches to the bracket for selective use. In a more particular embodiment, the bracket and the receiver are both integral parts of a single rigid body structure.

Abstract: The present invention relates to a wearable device using a flexible non-powered variable impedance mechanism, wherein the device can induce a user to have a correct posture during a squat exercise or lifting work, and can assist the user's muscular strength. According to the present invention, an angle between a (1-1)th lower string and a (1-2)th lower string and an angle between a (24)th lower string and a (2-2)th lower string change according to a knee angle depending on the user's posture, whereby an impedance mechanism that the user feels through the body changes.

Abstract: An exercise device 90 may comprise a pair of handle tube assemblies 100 in slideable attachment to a center tube assembly 200 such that the handle tube assemblies move in opposition with resistance sometime proved by an elastic member housed within the center tube and with resistance and/or damping provided the controlled flow of air within the apparatus. A handle tube assembly may comprise a handle tube 104 containing a resistance plug 101 in frictional attachment to a outer cap 103, plug seal 107 and other components. A center tube assembly may comprise, at either end, a return bumper 201, low friction linear bushing 202, center cap 203, extend bumper 205 and other components.

Abstract: A horizontal fitness bar apparatus includes a first handle bar extending laterally and a first connecting rod having a first through hole and a second connecting rod having a second through hole. The horizontal fitness bar apparatus also includes a lateral support rod associated with the first handle bar via the first connecting rod and the second connecting rod. A first pipe body is detachably coupled to the first through hole of the first connecting rod. A second pipe body is detachably coupled to the second through hole of the second connecting rod. The horizontal fitness bar apparatus also includes a first rod body, a second rod, first locking components and second locking components. The horizontal fitness bar apparatus also includes second handlebars extending transversely with respect to the first handle bar.

Abstract: A dumbbell system a plurality of weights vertically stackable on top of each other and each of the weights has a pair of outer edges disposed oppositely from each other to define a first lateral edge and a second lateral edge. The weights each have a centrally displaced opening vertically extending therethrough and defining a receiving space. The receiving space of each weight is vertically aligned with the receiving space of each of the other weights. A handle is removably extendable into the receiving space. A coupler releasably engages a selected one of the weights to the handle and defines a coupled weight. The coupled weight and each of the weights positioned above the coupled weight is releasably secured to the handle. Each of the weights positioned below the coupled weight are disengaged from the handle.

Abstract: The present invention provides a multifunctional fitness frame with a reversible pedal structure, which comprises a main frame, a pull ring arranged on the main frame and a pedal arranged on the main frame, wherein the pedal is arranged on the main frame in a reversible manner, and a support tube and a rotating shaft are also penetrated on the main frame; the pedal is turned over by the rotating shaft and leans against the support tube to facilitate the user to practice paddling; and the pedal can also be turned over and leaned against the ground by the rotating shaft to realize storage, so that the user can practice other actions conveniently.

Abstract: An exercise unit includes a pair of brackets configured to attach to a desktop in a spaced manner, a first set of resistance bands extend from a handle to the two spaced brackets in a horizontal orientation with the handle near a mid-point thereof. When attached to the desktop, the brackets maintain the resistance bands and handle generally underneath the desktop when not in use. When needed, the user grips the handle with two hands and performs various exercises while seated in his or her chair. The handle is configured ergonomically to match the angle of the user's hands when gripping the handle from a seated position. As second set of resistance bands with handles at one end thereof may be attached to the brackets to perform additional exercises.

Abstract: An exercise apparatus includes a stationary foot platform, a slidable foot platform including a foot block having an inclined surface for engagement with a user's active foot, at least one resistance member selectively couplable to the slidable foot platform to selectively adjust a resistance to movement of the slidable foot platform, and a lip extending upwardly from the stationary foot platform to brace a user's stationary foot.