Abstract: A hand gripper for a baseball player according to the present invention comprises: a body which is provided to be covered by the index finger, middle finger, and thumb of a user; and an elastic body which is fastened to the body to provide an elastic force. Here, the body has a partially cut-out ring shape, and includes an upper end, a lower end, and a gripping surface having a selected radius of curvature. The gripping surface is provided: to include a first boundary line which crosses the gripping surface in the lateral direction, and first protrusions repeatedly formed along the first boundary line; and such that the upper end and the lower end of the body can come into contact with each other as the body bends when the user applies force while gripping the body.

Abstract: Improvements in a flywheel friction loading measurement system is disclosed. The measurement system includes combining a rotational system that alters friction on a flywheel combined with a variable resistor or potentiometer. The combination proves a measurable system that can determine the loading on a piece of exercise equipment. The potentiometer is calibrated to provide a repeatable and reliable measurement of the loading system that is placed on a flywheel. Detents can be included to provide finite loading positions. A calibration sequence can also be used to communicate the friction to a display and measurement system. The rotational system is with pulling a cable on a rotational axis or with wrapping a cable chain, belt or equivalent on or around a rotational axis.

Abstract: Embodiments disclosed herein relate to exercise machines. In some embodiments, the device may include a resistance adjuster configured to adjust the difficulty of an exercise performed on the exercise machine. Particularly, the exercise machine may include a knob configured to modify the resistance in even steps. The exercise machine also may include functional components, such as pulleys, for transmitting a drive force from a user to a resistive body. The functional components may be operatively connected via one or more belts. In some embodiments, the exercise machine may include one or more belt tensioners to regulate the tension of the one or more belts.

Abstract: The present invention comprises a novel stretching device for the stretching the wrist and elbow as part of the treatment for lateral epicondylitis (tennis elbow) and medial epicondylitis (golfer's elbow). Consisting of a vertically (normally wall) mounted device with different embodiments being designed for lateral and medial epicondylitis ailments. For tennis elbow the device includes an angular support projecting from a padded vertical section where the back of the hand is placed. This angular support gradually pushes the back of the fingers guiding the hand into a fist, the optimal stretch for tennis elbow. The golfer's elbow version is designed to accept a palm out fingers up hand. It has a finger and compressible palm support section of different depths, the differences support a gentle stretch of the fingers, when the palm is pushed forward and away from the body.

Abstract: A weight plate that is comprised of multiple parts that connect to each other around the handle of a progressive resistive device.

Abstract: A chair arm exercise apparatus includes three distinct back positions with hand resistance members such as springs supported from a pair of supports spaced from the upper end of the back. The arm chair includes a base configured to rest on a horizontal floor surface, a seat, a pair of spaced apart trapezoidal shaped upright frame sides, a front upright end wall beneath and supporting a front end of the seat, a seat back pivotally supported from the frame sides behind the seat, and a seat cross member beneath the rear edge of the seat fastened to the frame sides. In a first position the back is at about 90 degrees to the seat. In a second position the back is about 80 degrees to the seat. In the third position the back is reclined.

Abstract: An elliptical machine includes a machine frame and two pedal units each including a vertical arm having a top end pivotally connected to the machine frame and swingable back and forth, a driving main arm having a front end arranged on an opposing bottom end of the vertical arm in a vertically swingable manner, a pedal mount arranged on an opposing rear end of the driving main arm and swingable left and right, a pedal arranged on the pedal mount and swingable left and right, a slanting rod having a front end arranged on the vertical arm in a vertically swingable manner and an opposing rear end arranged on the pedal mount in a universally rotatable manner, and a rocking link that has a front end arranged on the rear end of the driving main arm and swingable back and forth and up and down.

Abstract: An exercise and stretching device is shown and described. The exercise and stretching device includes a connection cable located through a rigid tube. The rigid tube has a curvature. There are connectors at each end of the connection cable. The connectors are connected to resistance bars. The resistance bars have an aperture located at each end of the bar, wherein an aperture of each bar accepts the connectors. A handle is connected to the aperture opposite the connector.

Abstract: An adjustable carriage assembly is configured to be mounted on a frame member of a weight rack and includes a locking structure for locking the carriage assembly in place on the frame member. The carriage assembly may include a moveable carriage with a plurality of rollers that engage the frame member, as well as one or more handles for gripping to adjust the position of the carriage assembly and a connection structure for connection of an implement or accessory. Various implements and accessories can be connected to or used in connection with the carriage assembly, including various weightlifting implements and accessories that are pivotably connected to the carriage assembly.

Abstract: A range of motion limiting device, in one example comprising a first armature configured to engage a carriage moving on at least one rail having a first surface and a second surface transversely offset from the first surface of the rail. Also disclosed is an example utilizing a first bumper adjacent the first longitudinal end of the first armature. The first bumper extending transversely from the first transverse side of the first armature, optionally having a distal end with a non-slip surface engaging the first surface of a rail. Also disclosed is a second bumper longitudinally offset from the first bumper on the first armature, the second bumper extending transversely from the second transverse side of the first armature, also optionally having a distal end with a non-slip surface engaging the second surface of the rail.

Abstract: Systems and methods for using an Adjustable Kettlebell Device (“AKD”). AKD comprises a base, post, sleeve and handle. The post has an outer diameter that allows AKD to be compatible with a first weight plate of a first type. The sleeve which slides over the post has an outer diameter that allows AKD to be compatible with a second weight plate of a second different type. The handle is configured to facilitate an addition/removal of the first and second weight plates from AKD, a retention to the first weight plate on the post, and a retention of the second weight plate on the sleeve. The post is used to prevent horizontal movement of the first weight plate relative to the base and handle during a first time period. The sleeve to prevent horizontal movement of the second weight plate relative to the base and handle during a second time period.

Abstract: An exercise management and reporting system includes a weightlifting rack having a plurality of vertical members. Each of the vertical members include bar support brackets for receiving a barbell and weighted plate combination. Tracking sensors are positioned along the vertical members to track the movement of the barbell during an exercise. A control unit having a memory and wireless transmitter are provided along the rack. Weight sensors are positioned within each of the bar support brackets, and a wireless accelerometer is positioned along the barbell. The system also includes an exercise management application that receives the exercise data from the control unit and recommends and adjusts exercise workouts based on the received exercise data for each system user.

Abstract: A plank exercise assistance apparatus including a body having a base and slidable coaster mounted underneath the base are disclosed herein. The body includes a receptacle adapted to receive a foot of a user therein. The body further includes a heel stop extending upwards from the body to help secure the foot of the user. Additionally, the body includes a leg support adapted to provide support to the leg of a user as they are using the plank exercise assistance apparatus. The user sets their foot into the receptacle and they are then free to exercise in a manner that is effective, efficient and safe. The user is then able to slide the apparatus with their foot therein to complete variations of the plank exercise. Thereby allowing a user to exercise their abdomen, backs, shoulder, arms and legs with the various exercises they complete.

Abstract: A physical therapy and rehabilitation device and method are provided having an anchoring member and vertical support members. The anchoring member may be comprised of a peripheral frame defining an open space. The peripheral frame is further comprised of mount points. A user is to situate their foot directly below the anchoring member. The heel of the user is placed centrally below the peripheral frame with the top of the foot extending into the open space. Elastic bands are attached to various mount point and the user's foot to create multiple directions of resistance upon the foot. The foot is then manipulated by the user to improve strength, flexibility, range of motion and proprioception.

Abstract: An exercising device includes a base placed on a plane, a cover pivotally connected with the base, and an exercise apparatus mounted between the base and the cover. The cover has a side pivotally mounted on a side of the base. The cover is pivoted relative to the base to open or close a top face of the base. The exercise apparatus includes a leg working unit mounted on the base. Thus, the exercising device is stored easily and conveniently and is adapted to function as furniture. The exercising device also has a dustproof function.

Abstract: An exercise machine can include a frame, one or more platform arms that can be driven by a motor or a hydraulic system, and one or more handle arms that can be grasped by the user's hands. The exercise machine can guide the user through movement that actively flexes and extends portions of a user's body while the user exercises to provide, for example, dynamic stretching and cardio benefits while achieving strength training.

Abstract: The present disclosure proposes an electric treadmill. The electric treadmill includes a base and an armrest. The base includes a front frame, a rear frame and a connecting assembly, wherein tread boards are provided within the front frame and the rear frame, and the front frame and the rear frame are hinged by the connecting assembly to enable the base to be folded. The armrest includes a vertical tube and a cross tube, wherein one end of the vertical tube is connected to the cross tube and the other end of the vertical tube is rotatably coupled to the base to allow the armrest to be foldable with respect to the base. The front frame and the rear frame may be folded with respect to each other, thus, a length of the base is greatly reduced for storage.

Abstract: An exercise machine to facilitate a leg extension exercise by a user. A rigid frame supports a pair of spaced-apart guide rails. A foot plate assembly is adapted to move along the guide rails and includes a foot support surface at a selected angle to support a sole of a foot of the user. A wing flange extends upwardly along an inner side of the foot support surface to align the foot during extension and retraction of the foot plate assembly along the guide rails. Rollers are arranged along each side of the guide rails to support the foot plate assembly. The rollers are arranged into sets of at least three rollers including two upper rollers and at least one lower roller in a triangular configuration. At least one of the lower rollers is offset horizontally from and disposed between the at least two of the upper rollers.

Abstract: A strength training apparatus that includes a base frame configured to rest on a surface, first and second main support arms each extending from the base frame, and a user's platform armrest configured to be releasably secured to distal ends of the first and second main support arms and span therebetween. The apparatus may be used in combination with a weight bench to support a user's arms during supine triceps extensions. The user may lie on the weight bench below the user's platform armrest, hold a free weight with one or both hands, locate and maintain one or both upper arms against a first side of the user's platform armrest, and perform an exercise by repeatedly extending and bending one or both arms at the elbows while their arm(s) are against the user's platform armrest.

Abstract: A mechanism for adjusting a distance between a first weight rack upright and a second weight rack upright. The mechanism includes bases that conform to a front face of the weight rack uprights. Horizontal pieces are coupled at a first end to the bases and are oriented at a first angle relative to the front face of the weight rack uprights. Bar hooks are coupled to a second end of the horizontal pieces. The bar hooks are oriented at a second angle relative to the horizontal pieces such that the bar hooks are substantially oriented in the first direction. The horizontal pieces are supported by one or more support pieces.