Abstract: A mobile training apparatus for receiving weights, in particular for sports activities, is composed of a back element and, articulated releasably on the latter, a carrying system with shoulder straps, and receiving regions for at least one weight are present on the back element and/or on the carrying system, wherein the back element extends from one end of the shoulder straps as far as the articulation at the pelvis strap. The back element is configured as a plate and can be divided into several plate parts, wherein the plate parts are releasably and separably connected to each other by a connecting element, and each plate part and/or the carrying system has at least one receiving region for receiving a weight or a weight plate.

Abstract: A swimming exercise device, comprising a restraint including an opening and a contact portion, the restraint configured to receive a head of a user through the opening and to restrain the user, via contact between shoulders of the user and the contact portion, such that the user is held substantially stationary during forward motion of the user against the restraint and an abutment structure configured to contact a pool surface and transmit forces associated with the forward motion of the user against the restraint to the pool surface.

Abstract: A strength training equipment, comprising: a torque producing mechanism, a weight pulling mechanism, a controller, and an electronic instrument; wherein the torque producing mechanism is composed of the deceleration machine and the winding wheel connected to each other on the same shaft, a belt is winding on the winding wheel, and the free end of the belt is connected to the force applied unit of the weight pulling mechanism; a movement path sensor installed on the winding wheel, and an angle sensor installed at the lateral side of the guide pulley of the weight pulling mechanism; whereby inputting required torque value by electronic instrument, the servo control unit will drive the motor to produce torque, the user will have to against the torque while applying force to the extension element and the swinging element, so achieve the effect of strength training.

Abstract: A heavy duty, repairable weighted ball used for exercising capable of being loaded to heavy weights and being used on uneven or rough surfaces. The shell of the ball being constructed by a plurality of pieces of material in two layers: an inner encompassing layer capable of holding the weighted material and an outer layer holding the inner layer together. The pieces are joined together such that on being damaged they can be replaced individually. The pieces can be composed of a variety of materials, including repurposed or recycled material.

Abstract: A method and apparatus for exchanging barbell weight plates using a hand held jack tool is disclosed. The invention being comprised of a rectangular-shaped, rigid metal plate device having a supported slot along the center and a cam-shaped foot base. Said supported slot having a width to receive a barbell. The device also having an end with a grip-contoured profile. The method being comprised of installing said slot of the invention on an under side of a barbell proximal to its center but near its weighted end, rocking said device back onto its foot (lifting said barbell and weights) until stationary and allowing a user to safely slide plates on and off said barbell without touching the floor. An object of the invention is to allow weight lifters to exchange weight plates while a barbell is resting on the floor.

Abstract: A tandem sit-up device is provided. The tandem sit-up device has two support frameworks pivotably interconnected by a pivot bar so that the device moves between a flat, operable condition and a folded, storage condition. A distal end of the support framework may provide a seat portion. The pivot bar may provide an inner disc and outer disc rotatable relative to each other for moving between the operable and storage conditions. Each disc type provides a pair of arms for a proximal end of each support framework to selectively attach to so that a distance between the associated seat portion and a foot strap supported by the pair of arms.

Abstract: An exercise system includes a handle having a shaft, a head, a spindle, and a loop. The shaft extends from a first end to a second end. The head has a top, a bottom, a front, and a rear, the top opposite the bottom, the front opposite the rear, the bottom of the head affixed to the second end of the shaft. The spindle has a ring and is positioned at the front of the head with the spindle rotatably supported upon the head. The loop is affixed to the top of the head. The exercise system includes one or more elastic exercise cords configured to selectively connect to the loop or the ring. The exercise system may include one or more kettleballs configured to selectively connect to the one or more elastic exercise cords. The kettleballs and/or elastic exercise cords may be moved in a circular motion.

Abstract: A spinner bike with adjustable magnetic resistance includes a generator, a disc plate, a magnetic resistance adjusting apparatus and a resistance adjusting apparatus. The elements are disposed on a frame body of a spinner bike, so that a pedaling mechanism of the spinner bike can be operated to drive a flywheel and the disc plate for generating electricity by the cutting of flux formed by a plurality of magnets surrounding an armature core. Rotating a button of the resistance adjusting apparatus enables a connecting rod operating a pulling cable, so as to further alter coverage of the flux on the disc plate for adjustment of the loading resistance.

Abstract: A hybrid resistance adjustment system is used on an exercise bike which has a frame and a flywheel, and the hybrid resistance adjustment system has a resistance assembly, a manual adjustment assembly, and an electronic adjustment assembly. The resistance assembly is mounted on the frame and has a mounting seat pivotally connected to the frame, a brake pad and a magnetic set. The mounting seat is pivotally connected to the frame. The brake pad and the magnetic set are mounted on the mounting seat. The manual adjustment assembly is mounted on the frame and has a shaft. The electronic adjustment assembly is mounted on the frame and has a linearly movable component and a motor. The motor is connected to the linearly movable component. The shaft and the linearly movable component selectively push the mounting seat to simultaneously make the brake pad abut against the flywheel.

Abstract: A weight lifting system includes a first weight, having a first cavity extending from a bottom surface of the first weight to an interior of the first weight; the first cavity is configured to receive a first hand of a user; and the first cavity positions the first hand in an open position, thereby forcing the user to press the first weight without forming a grip.

Abstract: According to one example, an exercise system includes a base, a vertical housing extending vertically outward from the base, a first weighted touchpoint moveably coupled to the vertical housing, a second weighted touchpoint moveably coupled to the vertical housing, and one or more weight systems configured to provide weight to the weighted touchpoints. The exercise system further includes a control system that determines randomized workouts that include a random selection of a muscle group, a weight amount, a weight differential, a number of sets of an exercise, and/or a number of repetitions in the set. The control system may also cause the weight system to adjust the weight of the weighted touchpoints based on the randomized workout.

Abstract: A closed trampoline frame includes multiple frame pipes which are connecting in turns, the adjacent frame pipes are connected by a frame connector. The frame connector is a T-pipe composed of a horizontal pipe and a vertical pipe. Its outer diameter of the horizontal pipe is smaller than that of the frame pipe; its two ends of the horizontal pipe are inserted into the adjacent frame pipes. The top and the bottom of the frame pipe are provided with upper frame holes and lower frame holes. The top and the bottom of the horizontal pipe are provided with upper holes and lower holes. When its two ends of the horizontal pipe are inserted into the adjacent frame tubes, each of the upper holes coincides with one of the upper frame hole, and each of the lower holes coincides with one of the lower frame hole.

Abstract: A weight arm assembly for use with a weight lifting rack is provided, the weight arm assembly including a mounting bracket configured to be attached to a vertical surface in a fixed position, an arm mount configured to be coupled to the mounting bracket so as to be pivotable about a first axis, a stop member coupled to the arm mount and configured to move between an engaged position to prevent pivoting of the arm mount through interaction with the mounting bracket, and a disengaged position to allow pivoting of the arm mount, and a weight arm configured to be coupled to the arm mount, proximate a first end of the weight arm, so as to be pivotable about a second axis substantially orthogonal to the first axis.

Abstract: A system for measuring, displaying, storing and utilizing user-specific exercise data from selectorized fitness machines, including the weight, repetitions, and any other physical parameters derivable from the weight and displacement of the weight stack. The system is comprised of two coupled sensor systems: an infrared sensor and multiple Hall effect sensors. The sensors are mounted to an adjustable stand that can be retrofitted to any selectorized fitness machine. The system analyzes the measurements and sends the data to a server for storage on a per-user basis. Users are identified by a near-field communication (NFC) tag or facial recognition. The system uses an innovative coupled NFC/QR/facial recognition—Bluetooth paradigm to transmit exercise data in real-time to the Bluetooth-enabled mobile device of the user. A mobile application allows users to view the exercise data, to follow predefined workout plan, and to retrieve stored data from a remote server.

Abstract: A moveable rack mount apparatus for use with an exercise rack constructed of at least one rack tube configured with at least one rack hole, comprising: a tube passage sized and shaped for slidable passage therethrough of the rack tube; a reversible locking mechanism configured to engage the at least one rack hole of the rack tube when the rack tube is in the tube passage; at least one attachment hole for securing at least one of a plurality of interchangeable exercise-related attachments to the moveable rack mount apparatus.

Abstract: An exercise board includes a main body and an elastic body configured on an upper surface of the main body. The upper surface of the main body is provided with at least one cavity, the cavity at least includes a first cavity part and a second cavity part, the first cavity part is located above the second cavity part, and a diameter of the first cavity part is less than that of the second cavity part. A lower surface of the elastic body is provided with at least one protrusion connected to the cavity, the protrusion at least includes a first protrusion part and a second protrusion part, the first protrusion part is located above the second protrusion part, and shapes of the first protrusion part and the second protrusion part match with shapes of the first cavity part and second cavity part.

Abstract: There is disclosed a fitness weight support that can be removably connected with weightlifting rack to allow a lifter to position free weights such as dumbbells before, between, and after sets of a weight-lifting exercise. The support includes one or more platforms adapted to support the weights. The platform is connected with a support member. Two engaging bars are connected with the support member and extend outward from the platform. The bars are adapted to removably engage with support fixtures, such as j-hooks, connected with the rack. A rotation stop extends from at least one of the engaging bars. When the engaging bars are engaged with the j-hooks, the rotation stop contacts a vertical stanchion of the rack to prevent rotation of the bar and to hold the platform substantially horizontal. By adjusting the j-hooks to a selected height on the rack, dumbbells can be supported on the platform at the proper height for the lifter to perform the exercise and for the lifter to rest the dumbbells between sets.

Abstract: A starting blocks device includes a longitudinal member, a forward block removably connected to a forward part of the longitudinal member by way, and a rear block removably connected to a rear part of the longitudinal member and a sensor for determining force applied by the user.

Abstract: A multifunctional balance exercise machine comprises a balancing mechanism including loading board, spring, elastic column, and motion-tracking sensor; a first display unit and an electronic control device loaded with motion sensor game program arranged on the exercise equipment; whereby when the fitness user stands on the loading board, the user body weight and the stress applied by feet transmit to the elastic column and the spring via the loading board, cause the elastic column and the spring compressed or stretched, and force the loading board to oscillate, then achieve the effect of balance exercise; furthermore, the motion tracking sensor transmit signal of oscillation data to electronic control device, the processor unit operates the data, and present the image of the motion sensor game via the first display unit to achieve entertaining effect of virtual reality game.

Abstract: Embodiments of the present invention are directed towards a tubular exercise device for performing loaded movement training exercises and a method of manufacturing the device. In embodiments, the device may comprise a substantially cylindrical, tubular body have flared ends that extend radially outward from the longitudinal axis providing added grip versatility and various structural benefits. In embodiments, the device may comprise one or more apertures have sides with curved indentations that are suitably shaped to facilitate the entry of one or more hands into the apertures and to increase the versatility of gripping positions. The device may comprise a thermoplastic elastomer for its rigidity and structural stability. In further embodiments, the exterior surface of the body may be textured to facilitate gripping the exterior of the surface. In embodiments, the device may comprise one or more interior ribs that provide desirable inertial properties to the device for performing various exercises.