Abstract: An exercise system includes a local system having an exercise apparatus and an associated local computer, where the local computer controls and monitors the operation and use, respectively, of the exercise apparatus. The system further includes a remote system having a remote computer, and a transmission medium preferably including the Internet that couples the local system to the remote system for data communication between the local system and the remote system. The remote system may receive local system data from the local system concerning the use of the exercise apparatus, and the local system may receive remote system data from the remote system concerning the operation of the exercise apparatus. The local computer preferably controls the operation of the exercise apparatus based upon a modifiable script stored in a read/write memory of the local computer, which can be updated by the remote system.

Abstract: Systems and methods that generate and transfer data representative of a subject's metabolism for subsequent use with one or more different exercise apparatus are provided. Exercise apparatus which are configured to receive such data, as well as to use such data to calculate exercise results which are tailored to a subject to whom the data applies, are also disclosed.

Abstract: A running machine 1 is provided with an exercise monitoring unit 40 for turning a running belt 14 on which a user runs by means of a motor 15 and monitoring a running state of the user based on a driven state of the running belt 14. The running machine a includes a monitor 31 for displaying images at its front side.

Abstract: The present invention provides with a method of, and a system for, automatically evaluating physical health state using a game, which can automatically measure user's physical strength and health information and evaluate his physical strength and health with automatic exercise prescription, while the user is exercising with continuous interest through a game. The method is characterized by comprising a game execution and measurement step of executing a game through a main controller section (20), a display device (30), a memory means (40), etc.

Abstract: In a method and system for monitoring the posture of a user during the use of a training apparatus, sensors are attached to the body of the user and possibly to specific locations of the training apparatus for acquiring specific kinematic parameters. The measurement data acquired by these sensors is analyzed in an evaluating unit in order to detect a faulty motion or posture of the user during the use of the training apparatus and to emit a corresponding acknowledging message to the user or to the training apparatus in this case.

Abstract: A computer controlled exercise machine, particularly adapted for running exercises, virtually eliminates inertial effects and controls resistance to pushing and pulling as a function of instantaneous position in a stroke and/or instantaneous velocity, using the controlled flow of working fluid through computer-controlled valves and sensors of various system parameters in a feedback loop.

Abstract: An exercise system includes a plurality of exercise terminals, wherein a workout of an exerciser includes at least two exercises performed at one or more of the exercise terminals. Each exercise terminal includes a communication device for communicating to the exerciser information regarding an exercise of the workout subsequent to a current exercise in the workout.

Abstract: The apparatus enables users of exercise equipment including free weight, weight stack, and/or sport simulation devices to monitor, record, and report personal, group and sub-group exercise results. Bar-coded markings are affixed to free-weights or weight-stacks indicating different weight levels. A bar-code reader is operatively coupled to the equipment to read the bar-code markings and track the weight lifted, frequency of lift and other parameters. Sport-simulation exercise machines record data by internal software. For the group of uses, apparatus provides electronic and/or paper “exercise receipt” reports of exercise routine, progress and fitness achieved and comprise a wireless interface for transmitting the data to a user-controlled personal data storage device, or a central storage device. A display is provided. Apparatus may record nutritional data from bar-codes of food products.

Abstract: Apparatus and a method for varying the load on an exercise machine is provided. The apparatus includes at least one load-bearing member having a plurality of receivers formed therein, and a plurality of weights in slidable communication with the at least one load-bearing member. Each of the weights has a weight selection device housed therein for selectably locking each of the weights to the receivers of the load-bearing member.

Abstract: A method and apparatus for calculating, presenting, recalling and recording the maximum running speed of a user over a prescribed distance in miles per hour or meters per second. The result is shown in digital and iconic form on a liquid crystal display (LCD). The apparatus incorporates a micro-controller, a LCD, a motion sensor, a sound generator, press switches, and light emitting diodes. The motion sensor is used to generate a signal, in response to external motion, which is input to the micro-controller for use in calculating the speed in accordance with a prescribed formula. Upon completion of running over a fixed time period or distance, a message is displayed on the LCD to indicated the maximum speed achieved by the user during an interval of the fixed time and over the prescribed distance. The apparatus may be adapted for use on shoes, a user's wrists, or the like, for the purpose of encouraging the user to run as fast as possible, and to ensure safety of the user at night.

Abstract: A turning control device for a virtual stationary bike includes a video monitor and a computer program. The program is driven by a flywheel of the bike to show images of a rider on the bike on a road. A control case is fixed at the lower end of the handle with a sensor fixed inside for sending signals, with a shade plate that moves with the handle. The shade plate is positioned between two circuit boards, and has a plurality of opening for controlling lights emitted by electronic elements of the two circuit boards. The handle Controls the shade and the sensor to send out different signals so that the video monitor shows images of the rider on the bike moving in directions according to the command of the computer program, permitting the rider to feel as though he were riding on a road to enhance the pleasure of exercise.

Abstract: A simulator for snowboarding, skateboarding, water skiing and the like includes a substantially flat board having a support which permits three degrees of freedom of motion. The support can include a convex body which, in combination with a thrust receiving surface, forms a thrust bearing permitting the three degrees of freedom. The support can also include a rotary or turntable type of bearing permitting rotary motion. The simulator is instrumented to measure rotational motion and to provide an output signal compatible with a personal computer (PC) game port or a video game console input/output (I/O) port representative of rotational position of the board.

Abstract: In a signal processing circuit the detector of which is handle sensor, the tubular handle sensor thereof includes an insulating inner layer and a holdable conducting outer layer, the bottom and the right and left sides of the conducting outer layer are enclosed by said insulating inner layer and are connected with a conductor through the insulating inner layer. The conductor is further connected to a rated power source so to form a current stub by which the rated power source may supply power to a working switch. The conductor has another electric loop for being connected to a processing circuit and the working voltage of the processing circuit is supplied by the controlling of the working switch.

Abstract: A personalized training system, and a method of fitness training, are disclosed. The personalized training system includes a fitness device, into which a user enters a first plurality of user information, including a choice of an automated interactive learned program mode or an automated fitness test mode, an automated control location that receives the first plurality of user information, and a second plurality of user information during each use of the fitness device by the user, a performance assessor that assesses a performance of the user during each use of a plurality of uses based on a comparison of the second plurality of user information to the first plurality, a performance database incrementally formed by at least the plurality of performance assessments, and a fitness comparator that adjusts the use based on a comparison of the performance database to the second plurality.

Abstract: A computer exercise system for requiring a user to exercise prior to being granted access to use a computer. The computer exercise system includes a computer having a processor, an exercise device and a scanner connected between the computer and exercise device. The sensor detects use of the exercise device and, upon detecting such use, transmits a signal to the processor. The processor prevents access to the computer until the signal indicating use of the exercise device is received from the scanner for a predetermined period of time. The computer further includes a monitor connected to the processor for displaying an image indicating a period of time for which the signal must be received by the processor from the scanner in order to be granted access to the computer. The processor includes a memory for storing account information for a plurality of individual users, each individual user being assigned an account and each account being assigned a unique user I.D. and password.

Abstract: A physical activity monitor, during a first period, records data characterizing a physical activity by a user, and an exercise device uses the recorded data of the physical activity monitor to simulate the physical activity for the user during a second period.

Abstract: A system and method for interactively assessing at least one characteristic of a user on-line, developing a personal growth strategy and monitoring the person's progress with respect to the personal growth strategy.

Abstract: A machine force system and control for an exercise device is disclosed. The device includes a drive motor and a brake the combination of which is mechanically fastened to the input shaft of a clutch. This clutch can take a variety of forms but is preferably an electrically controlled particle clutch. The output shaft of the clutch is in mechanical communication with the exercise arm of the exercise device. In the preferred embodiment, this mechanical communication is through a gear reduction and preferably a multiple reduction. This reduction increases the torque from the clutch to the exercise arm while reducing the speed of movement. A sensor to indicate the position of the exercise arm and a microprocessor unit to read, compare and operate the brake, motor and clutch is also included. The system includes a variety of exercises including isotonic, isokinetic and increased eccentric dynamic force, passive dynamic force and static isometric and stepped isometric resistance.

Abstract: A computer-implemented interface method for use with a display device associated with an exercise device includes connecting a network connection to the exercise device capable of accessing information stored over a network, partitioning a first portion of the display device associated with the exercise device to display content, partitioning a second portion of the display device associated with the exercise device to display one or more controls that control the exercise device, and providing a selectable element on the display device that upon selection removes the second portion of the display used to display the one or more controls.

Abstract: An improved interactive exercise system is disclosed. A simplified device for connecting fitness equipment such as an exercise bicycle to a computer is equipped with a game control device (e.g. industry standard computers equipped with a joystick or game port adapter). The invention also includes a self-contained exercise device. The act of exercising is converted into signals by a sensor which are then counted by the software and used to control an audio-visual display in such a way that pedaling speed can control the speed of what is been viewed. Hand operated switches allow the user to chose directions when the display indicates the user has come to a turning point. Various exercise parameters and progress towards goals are shown in a window on the display. Parameters and exercise data can be stored, reviewed, and used during other sessions.

Abstract: Method and apparatus for testing the muscle strength of a subject wherein both static and dynamic strength tests are conducted on the subject during which forces exerted by the muscles are measured by devices which are connected to a computer and a display screen for displaying the strength of the muscles at different positions of a subject's body part. In the dynamic strength test, the subject moves a movement arm by exerting the muscles to be tested. The movement arm is connected to a resistance weight to oppose movement by the subject. In the static strength test, the movement arm is fixed in position and the subject exerts a body part against the movement arm upon exertion of the muscles to be tested. Force and angle measuring devices are connected to the movement arm and the computer for enabling the muscle strength to be displayed in terms of torque at various angular positions of the body part.

Abstract: An exercise apparatus includes an exercise device, a memory including a first memory portion, and a receiver for receiving exercise programs transmitted over a first communication link. A control unit supplies received exercise programs to the first memory portion for storage in the first memory portion as first exercise programs and selectively controls the exercise device in accordance with the first exercise programs.

Abstract: The invention relates to a measuring method and a measuring system, particularly suited for measuring the function of at least one organ of a user non-invasively. The system comprises a transmitter unit (200) attached to the user's body, and a receiver unit (202). The transmitter unit (200) transfers its measurement data associated with at least one organ to the receiver unit (202), and at least one sensor (208, 210 to 214) measures other properties than the function of the user's organs when the user uses an exercise device. The measuring system includes a holder (206) having a data collection unit (204). The receiver unit (202) is secured to the holder (206), and at least one said sensor (208, 210 to 214) transfers its measurement data to the data collection unit (204). The data collection unit (204) transfers the collected measurement data to the receiver unit (202) by means of inductive interaction.

Abstract: A muscle strength testing and measuring apparatus contains a bar-like strength testing mechanism slidably placed over a pair of upright posts for adjustment of vertical position and allowing a variety of muscle groups to be tested by the user without any specialized knowledge. The apparatus can be used for physical training before and after exercise as well as for rehabilitation purposes. The position adjustment mechanism includes a jamming cylinder controlled by a link plate, which in turn can be activated by simple lifting or lowering the bar-like mechanism. Piezo-electric tensile sensors are placed in the middle portion of the mechanism to indicate the muscle force which signal is then transmitted to a display unit. Additional pull force strength testing units are placed over the same posts allowing also for adjustment of height position. A great number of configurations are described that can be achieved by easily switching the apparatus from one position to the next.

Abstract: A football training and evaluation apparatus has a frame, a contacting element, and a force transferring member connected to the frame and the contacting element. A measuring-signaling element is connected to the force transferring member and is adapted to measure the force subjected on the force transferring member in response to an impact force subjected onto the contacting element and deliver a signal "S" responsive to said measurement. A visual signaling apparatus is connected to the frame and adapted to be actuateable and moveable in response to actuation.

Abstract: This invention provides a system which allows users to personally create his or her own individual exercise program using any existing type of exercise machine, such as treadmills, bicycles, stair-climbers, weight lifting and the like. The invention provides a point-based incentive program to encourage the user to stay with an exercise program. Each user is supplied a personal data "key" on which is stored the individual's fitness program and on which is stored the person's progress in reaching or maintaining his or her fitness goal. The system provides a continuing incentive to the user to continue his or her exercise program by awarding points for: (i) time the user is on the machine; (ii) time the person indicates their heart rate is at a level that will allow the person to achieve their fitness goal; and/or (iii) time the person's measured heart rate is at a level that will allow the person to achieve his fitness goal.

Abstract: An electronic device, system and method to monitor and train an individual on proper motion during physical movement. The system employs an electronic device which tracks and monitors an individual's motion through the use of an accelerometer capable of measuring parameters associated with the individual's movement. The device also employs a user-programmable microprocessor which receives, interprets, stores and responds to data relating to the movement parameters based on customizable operation parameters, a real-time clock connected to the microprocessor, memory for storing the movement data, a power source, a port for downloading the data from the device to other computation or storage devices contained within the system, and various input and output components. The downloadable, self-contained device can be worn at various positions along the torso or appendages being monitored depending on the specific physical task being performed.

Abstract: An exercise system includes a local system having an exercise apparatus and an associated local computer, where the local computer controls and monitors the operation and use, respectively, of the exercise apparatus. The system further includes a remote system having a remote computer, and a transmission medium including a telephone line that couples the local system to the remote system for data communication between the local system and the remote system. The remote system may receive local system data from the local system concerning the use of the exercise apparatus, and the local system may receive remote system data from the remote system concerning the operation of the exercise apparatus. The local computer preferably controls the operation of the exercise apparatus based upon a modifiable script stored in a read/write memory of the local computer, which can be updated by the remote system.

Abstract: An exercise system includes a plurality of exercise terminals, wherein a workout of an exerciser includes at least two exercises performed at one or more of the exercise terminals. Each exercise terminal includes a communication device for communicating to the exerciser information regarding an exercise of the workout subsequent to a current exercise in the workout.

Abstract: A method and apparatus for maintaining the heart rate of a user of a fitness apparatus at a scheduled target rate by varying the resistance of a first resistance mechanism with respect to a second resistance mechanism. To increase the heart rate, the resistance of the first resistance mechanism is increased to a maximum level before an adjustment is made to the second resistance mechanism. To decrease the heart rate, the resistance of the second resistance mechanism is decreased to a minimum level before an adjustment is made to the first resistance mechanism. The invention may be incorporated into a treadmill having resistance mechanisms including a mechanism to vary the speed of the treadmill belt and a mechanism to vary the grade of the treadmill.

Abstract: A process of using a heart rate monitor to construct a user's personal heart rate curve, and using the heart rate curve to forecast the user's personal caloric expenditure on the basis of the user's heart rate while walking or running. A sub-unit installed within or otherwise connected to the electronic circuitry of a conventional heart rate monitor operates under control of a microprocessor. The sub-unit receives exogenous inputs by the user for conducting various calculations from a plurality of test data which is stored in memory by the user. The sub-unit utilizes the test data to calculate a rate of calories burned per pound for each test exercise, where the calculation is performed using a pre-programmed formula which differs according to the form of exercise. Next the sub-unit calculates a rate of calories burned per minute for each test exercise by multiplying the user's weight by the previously calculate rate per pound.

Abstract: A monitoring system is provided for detecting and identifying weight lifting implements placed on a weight lifting storage device, such as a rack. In the event the implements are placed in improper locations on the storage device, the monitoring system is operative to generate an error signal, which may be in the form of an audible or visual signal to signal the person replacing the implement that he or she is returning the implement to an improper location.

Abstract: A personal fitness monitoring device and a method for assessing the fitness of an individual as the individual exercises includes using a pedometer to determine and output data representing the locomotion of the individual. A heart rate monitor determines and outputs data representing the heart rate of the individual. A determination arrangement calculates the fitness of the individual as the individual exercises using personal data provided by the individual in combination with the data outputs of the pedometer and the heart rate without requiring a predetermined exercise regime. In one embodiment, the pedometer calculates a distance traveled by the individual using personal data provided by the individual. The personal fitness monitoring device may further include a user interface for communicating with the user. The user interface uses a single user controlled selecting mechanism to select a desired one of various user selectable options.

Abstract: An exercise apparatus includes an exercise device and a control unit having a port for receiving a portable memory module storing one or more exercise programs, selecting circuitry for selecting exercise programs stored on the portable memory module, and a processor for executing a selected one of the exercise programs to control the exercise device.

Abstract: A motorized exercise apparatus energized by a power source. An electronically commutated motor drives the exercise apparatus. A commutation switch selectively connects the power source to the motor and conducts a switch current when the power supply is connected to the motor. A safety shutdown switch responds to a safety shutdown signal. The safety shutdown switch has a first mode wherein the power source is connected to the motor, and a second mode wherein the power source is disconnected from the motor. A threshold circuit associated with the commutation switch generates a switch current signal representative of switch current. The threshold circuit comprises a threshold detector responsive to the switch current signal for generating the safety shutdown signal and placing and maintaining the safety shutdown switch in the second mode when the switch current signal indicates the switch current is above a threshold.

Abstract: An improved user monitor 102 is a component of the illustrated monitoring system. This system includes a master data processor in the form of a computer 101 arranged to store physical parameter data for a plurality of users. Each user is provided with a user monitor 102 which is arranged to monitor at least one physical parameter of the user during exercise and store data relating to the physical parameter. This data can subsequently be transmitted to the master data processor by pulse transmission from the user monitor down a telephone line 103. The master data processor then compares the received data with the stored data for the user in order to enable monitoring of the progress of the user in an exercise regimen which has been preset for him.At the end of each exercise, the exercise monitor screen shows an effort rating of "EFFORT 12".The client can alter the number anywhere from 6 to 20 by using the keypad 14 on the face of the exercise monitor.

Abstract: An apparatus and method for controlling the torque of an exercise machine acting on a user is disclosed. The invention determines the torque which the user is able to exert at different positions and velocities, and develops a strength model of the user. Based on the strength model of the user, the invention determines a desired velocity profile for the user's exercise. The velocity profile may be chosen to maximize the amount of power output by the user or to provide whatever other type of exercise specified. The invention then controls the torque acting on the user so that the exercise is accomplished according to the desired velocity profile.

Abstract: A system for programming training on exercise apparatus, with a series of exercises defining a personalized program, includes a central unit with first processor and a bi-directional data transferor; a portable medium, with a portable memory for data storage; a plurality of stations, not connected to one another by a data transmission line, and located at the exercise apparatus, with a second processor and a bi-directional data transferor from and to the portable medium, so as to receive as input the data in the portable memory relative to the exercise to be performed on an individual apparatus, for programming the apparatus, and so as to transfer as output to the portable memory upon completion of the exercise, data relative to the performance of the exercise so as to allow such data to be controlled.

Abstract: A locomotion simulator has two independently controlled movable footpads. Each footpad is positioned dynamically in three-dimensions. The top of each footpad has a controlled rotational motion, and the assembly having the two footpads is rotated under control. In operation, a user, whose feet are tracked in position and angle, walks or runs on the simulator and the footpads are controlled to simulate ground contact. Controlled rotation and translation movements permit simulation of turning, climbing, and decending.

Abstract: The invention provides a three-dimensional, digitized motion template, a motion training device, a network of devices, and a method for enabling a student to interactively emulate in real time the three-dimensional, actual moving image of an instructor performing a selected motion. The device includes a video camera configured to transmit a real time background having a live, moving image of the student dynamically performing the selected motion. A monitor is configured for viewing by the student while performing the selected motion. A motion template has a stored sequence of moving images of an instructor dynamically performing the selected motion. The device also includes a method for superimposing the motion template onto the real time background and simultaneously displaying on the monitor the resulting combination of the motion template and the real time background scene.

Abstract: An athletic performance evaluation device utilizes ultrasonic sensing circuitry or infrared sensing circuitry, a vibration sensitive switch, and an audio input to signal a microprocessor to start a timing function that calculates therefrom an objective evaluation of the athlete's performance. A light emitting diode (LED) may be included in the apparatus to signal the athlete to begin performance while simultaneously starting the timing function. The vibration sensitive switch may be placed on the ground adjacent to a selected position on which the athlete stands to stop the timing function. In operation, the athlete jumps and the ultrasonic sensor signals the microprocessor to begin the timing function and the vibration sensor sends a second signal to stop the timing function when the athlete lands again. The interval between signals is used in distance formula h=g(I/2).sup.

Abstract: A physical exercise video system includes a physical exercise machine (22), a video system (24) and an interface module (26). The video system (24) has a computer (28) and a removable cartridge (34). The interface module (26) is interposed between the computer (28) and cartridge (34), and provides interactive communications between the computer (28) and exercise machine (22). A communication protocol governs this communication, and includes specifications for status and command data packets. The video system (24) and exercise machine (22) can be selectively operated as either stand-alone units, or in an interactive exercise mode, wherein the exercise data by the exercise machine (22) affects the output of the video system (24), and may also be stored in memory within the interface module (26). The video system (24) controls the operation of the exercise machine (22) generally, and specifically, controls the load resistance imposed in opposition to the movement of pedals (66).

Abstract: An apparatus and method for reducing, preventing, lessening and treating the incidence and severity of Repetitive Strain Injuries ("RSI") comprising a combination of computer software and hardware that provides a "prompt" and system whereby the computer operator exercises their upper extremities during data entry and word processing thereby maximizing the excursion (range of motion) of the joints involved directly and indirectly in computer operation. In summary, the apparatus and method of the present invention includes 1) specialized target means with optional counters which serves as "goals" or marks towards which the hands of the typist are directed during prolonged key entry, 2) software that directs the movement of the limbs to and from the keyboard, and 3) software that individualizes the frequency and intensity of the exercise sequence.

Abstract: A video game which incorporates a video game player's cardio-waveform into the video display and integrates the wave-form with the activities of the video game being played. A cardio-waveform sensor is attached to a video game player. The sensor produces a signal which is transmitted to an input interface of a micro-processor. A joystick or other control system which enables a player to control the play of the video game is also attached to the input interface of the micro-processor. The micro-processor produces a display signal dependant on the signal's generated from the joystick and cardio-waveform sensor. The player's cardio-waveform is also displayed on the video display and is incorporated into the activities of the game being played. In one embodiment the cardio-waveform represents a boundary which confines the activities of a roaming icon.

Abstract: Arm wrestling apparatus employing two opposed hydraulic dampers to provide resistance. The apparatus has a base and a lever pivotally mounted to the base. Hydraulic circuitry of the dampers may be controlled to vary resistance, and is employed to operate a gauge indicating force of effort. In an alternative embodiment of the invention, two novel arm wrestling devices are employed remotely from one another. Each device is provided with a video display. Radio, telephone or other links connect the displays of the two arm wrestling devices so that observers at either location may monitor a competition between two persons, one at each location.

Abstract: A device and methodology for controlling a treadmill motor (32) enhances user safety by providing an automatic shutoff of all power to the motor (32) under prescribed conditions. The treadmill motor (32) drives a belt (18) in response to a sequence of electrical signals being generated by the user through a control panel (14), for example. If there is a delay between the required signals that exceeds a preselected time period, all power is shut off to the motor (32) until the proper sequence of signals is restarted. In one embodiment, the treadmill running surface (18) is foldable from a use position (86) into a storage position (88). This invention prevents the motor (32) from being powered unless the belt (18) is in the use position.

Abstract: An interactive intervention training system used for monitoring a patient suffering from neurological disorders of movement or a subject seeking to improve skill performance and assisting their training. A patient (or trainee) station is used in interactive training. The patient (or trainee) station includes a computer. A supervisor station is used by, for example, a medical or other professional. The patient (or trainee) station and the supervisor station can communicate with each other, for example, over the Internet or over a LAN. The patient (or trainee) station may be located remotely or locally with respect to the supervisor station. Sensors collect physiologic information and physical information from the patient or subject while the patient or subject is undergoing training. This information is provided to the supervisor station. It may be summarized and displayed to the patient/subject and/or the supervisor.

Abstract: A user-motion-response type exercise equipment capable of changing the moving speed of the moving belt surface so as to follow the running speed of the runner from the start to end of running. The equipment includes an endless belt mechanism having a moving surface for the user (runner) to walk or run on, a driving mechanism for driving the endless belt mechanism to move the moving belt surface at a speed in accordance with a control signal supplied externally, a position detector for detecting the user's position on the moving belt surface, and a controller for performing a control action combining a proportional control action and an integral control action in parallel in accordance with the user's position on the moving belt surface detected by the position detector as the controlled variable, and generating a control signal supplied externally to the driving mechanism and sending the control signal to the driving mechanism.

Abstract: Method and apparatus for testing the muscle strength of a subject wherein both static and dynamic strength tests are conducted on the subject during which forces exerted by the muscles are measured by devices which are connected to a computer and a display screen for displaying the strength of the muscles at different positions of a subject's body part. In the dynamic strength test, the subject moves a movement arm by exerting the muscles to be tested. The movement arm is connected to a resistance weight to oppose movement by the subject. In the static strength test, the movement arm is fixed in position and the subject exerts a body part against the movement arm upon exertion of the muscles to be tested. Force and angle measuring devices are connected to the movement arm and the computer for enabling the muscle strength to be displayed in terms of torque at various angular positions of the body part.

Abstract: A simulation system for simulating a human activity. The simulation system includes a simulator (10, 120) including a support (12, 122) mountable to the torso of the body and an actuator assembly (14, 124, 126) which includes a storage device (18) having a model of the human activity stored therein. The actuator assembly (14, 124, 126) is positioned to engage the body and formed to produce motion of the body in simulation of the modeled activity. The simulation system also includes the method of simulating a human activity which includes the steps of supporting the body and driving an actuator assembly (14, 124, 126) to simulate the human activity using a model of the activity which is stored in a storage device (18) coupled to the actuator assembly (14, 124, 126).