A multi-stimulation neurorehabilitation assistant system, comprising a support unit, an audio stimulation unit, an acupoint stimulation unit, an electronic stimulation unit, a training unit, a display and optical frequency-flashed stimulation unit, and a control unit. The support unit includes a rotatable top-side portion over the top of the user's head. The audio stimulation unit includes two speakers. The acupoint stimulation unit includes several acupoint agents. The electronic stimulation unit includes several electronic stimulation agents. The training unit can sense user's own movements to output measurement signals. The display and optical frequency-flashed stimulation unit can be switched between a display mode and an optical frequency-flashed stimulation mode. The control unit electrically connected with the speakers, the acupoint agents, the electrical stimulation agents, the training unit and the display and optical frequency-flashed stimulation unit, so that users can obtain multiple stimulations at the same time during rehabilitation.

A modular and dynamic force apparatus for adjusting standard and dynamic torque-to-linear forces during physical activity in real-time, the apparatus including a force module, a user device and an apparatus tracking processing unit. The force module includes an open hub attachment point, wherein the open hub attaches the apparatus to an external source, one or more sensors measuring data for physical activity efficiency, an internal processor, wireless radio and force sensor module, a variable length cable, a force generating component, and motor controls. The internal processor, wireless radio and force sensor module includes an apparatus tracking measurement unit (“ATMU”) adapted to measure data, a first electronic communications channel for transmitting the measured data to an apparatus tracking processing unit (“ATPU”), and a second electronic communications channel for transmitting one or more apparatus conditions data to adjust dynamic forces. The user device receives one or more apparatus conditions data over the second electronic communications channel for real-time notification and/or adjustments to the user. The user interface includes a display that provides feedback and an apparatus tracking processing unit (“ATPU”). The ATPU includes the first electronic communications channel for receiving the measured data from the ATMU, a microprocessor, a memory storage area, a database stored in the memory storage area, and a tracking processing module located in the memory storage are. The database stores a first set of evaluation rules and a second set of evaluation rules, the first set of evaluation rules corresponding to one or more tracking parameters, and the second set of evaluation rules corresponding to the one or more apparatus conditions. The tracking processing includes program instructions that, when executed by the microprocessor, causes the microprocessor to determine the one or more tracking parameters using the measured data and the first set of evaluation rules, and determine the one or more apparatus conditions data using the one or more tracking parameters and the second set of evaluation rules.

A paddling simulator includes a bar, a cable attached to the bar, a motor operationally coupled to the cable such that the motor can apply a force to the cable, and a controller configured to control the motor to generate a first tension in the cable during a propulsion phase of a paddling stroke and a second tension in the cable during a recovery phase of the paddling stroke.

The present disclosure describes an exercise device including a first base and a second base. The first base includes a pair of support handles rotatably connected to the first base, a pair of cable arms rotatably connected to the first base, wherein the pair of cable arms include a first engagement mechanism, an electronic resistance device connected to a pair of cable handles via a pair of cables that pass through a pair of channels defined by the pair of cable arms; and a seat. The second base includes a beam affixed to and connecting the first base and the second base. The beam includes a track, a backrest carriage that is slidably engaged with the track and includes a second and third engagement mechanism, and a backrest rotatably connected to an end of the backrest carriage.

The present disclosure relates to a system for providing real-time performance feedback on a rowing machine, the rowing machine comprising a load unit 1 coupled to a support track, a seat 5 slidably coupled to the support track for supporting a rower, a handle 3 coupled to the load unit arranged to move relative to the load unit by a pulling action on the handle, and a foot stretcher 4 coupled to the support track arranged to receive a pushing action thereon, the system comprising: a first sensor 13 configured to measure a first parameter indicative of the pulling action on the handle; a second sensor 11 configured to measure a second parameter indicative of the pushing action received by the foot stretcher; and a data processing unit, DPU, configured to determine a relationship between the pulling action on the handle and the pushing action received by the foot stretcher based on the first parameter and the second parameter.

A volute rotary resetting mechanism is provided, including a rotating wheel (100) and a main shaft (200); the main shaft (200) is arranged on the rotating wheel (100) in a penetrating manner; a turntable part (110) and a resilience part (120) are axially distributed on the rotating wheel (100); the turntable part (110) is connected to the main shaft (200) through a one-way bearing (111), so that the rotating wheel (100) drives the main shaft (200) to rotate in one way; a volute spring (121) is arranged on the resilience part (120); an inner end of the volute spring (121) is fixed on the resilience part (120), and an outer end is fixed on a volute reel (122); and the rotating wheel (100) and the volute reel (122) are relatively rotatable, so that the volute spring (121) is tightened to generate a resilience force for rotary resetting of the rotating wheel (100). A rowing machine with the volute rotary resetting mechanism is further provided.

An exercise bench includes a base, a slidable seat coupled to and slidable along the base, and a removable pad positionable on frame. When the removable pad is positioned on the frame, the removable pad prevents movement of the slidable seat along the base and provides a static bench surface configured to support a user during a strength training exercise.

Improved designs for exercise machines that facilitate muscle development and other therapeutics are disclosed. The machine includes a frame, a pulley assembly, and cable extending through the pulley assembly. The cable has attachments, including an attachment for connecting to a pull handle. The cable is also connected to a selectively variable moveable resistance unit. This unit is structured to provide an elastic resistance when a pulling force is applied to the pull handle. The unit is connected to the cable and includes an elastomeric body that provides the elastic resistance and also includes an arc plate that provides a curved support member on which a portion of the elastomeric body at least partially wraps around. Movement of the arc plate causes the elastomeric body to stretch and to provide the elastic resistance.

Provided is a resistance device of a fitness machine comprising a wind drag unit and a magnetic resistance unit. The wind drag unit includes an air volume adjusting disc. The magnetic resistance unit includes a guide rail disc, a metal ring sheet, at least one magnetic seat, and at least one guide post. The guide rail disc has a guide disc rail through which the guide post penetrates. The magnetic seat is used to generate magnetic resistance with the metal ring sheet, and the magnetic seat has a magnetic seat rail. The guide post is connected to the air volume adjusting disc, penetrates through the guide disc rail, and extends into the magnetic seat rail. The guide post moves in the magnetic seat rail with rotation of the air volume adjusting disc to drive the magnetic seat to pivotally rotate relative to the guide rail disc.

An exercise machine accessory is disclosed. In one embodiment, a resistance identifier is configured to identify resistance for an exercise machine associated with the exercise machine accessory, wherein the resistance identifier is coupled to the exercise machine. In one embodiment, a motion identifier is configured to identify exercise motion for a user of the exercise machine. In one embodiment, a communications module is configured to communicate with the user of the exercise machine, wherein the communications module is coupled to the resistance identifier and the motion identifier.