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7322905 Exercise machine with variable resistance unit and braking unit  
An exercise machine is disclosed. Exemplary embodiments include an exercise machine with a safety brake mechanism to provide a braking force to the exercise machine to stop the exercise machine, an...
7094184 Self-sourcing exercise bike with a linear digital control magnetic resistance braking apparatus  
A self-sourcing exercise bike with a linear digital control magnetic resistance braking apparatus comprises a generator, a power converter, a digital control system, a magnetic braking resistance...
6612971 Exercise machine  
An exercise machine is disclosed. In an embodiment for an exercise machine in accordance with the principles of the present invention, the exercise machine includes a frame having a first axle...
6612170 Portable lightweight home and travel gym  
An isometric exercise apparatus includes a platform and a strap/cable/pulley system. A load cell or strain gauge type sensor is positioned beneath the platform and is attached to and stressed by...
5877418 Solar powered tube rotator  
An apparatus for demonstrating the conversion of solar energy to mechanical energy, the apparatus comprising: a solar energy device which collects and converts solar energy to electrical energy;...
5401224 Method for measuring instantaneous power generated by a leg extending force  
A method of and apparatus for measuring physical strength by dynamically measuring the instantaneous power of a nonrepetitive muscular force as, for example, the force exerted by a leg extension,...
5341680 Disabled driver assessment system  
A driver measure system aids in determining the physical requirements of a disabled driver in order to modify a van or other vehicle to his or her specific needs. The driver measurement system...
5314391 Adaptive treadmill  
A motor-driven treadmill includes a stationary ultrasonic range finder which continuously measures the distance to the torso of a person walking or running on the moving tread of the treadmill....
5302161 Flexible line guidance and tension measuring device  
The present invention provides a flexible line guidance and tension measuring device for use on an exercise apparatus to guide a flexible line from a resistance mechanism to an exercise member and...
5277674 Leg extension apparatus with pivotal foot section for measuring instantaneous power generated by a leg extending force  
An apparatus for measuring physical strength by dynamically measuring the instantaneous power of a nonrepetitive muscular force as, for example, the force exerted by a leg extension, on the basis...
5260870 Apparatus for measuring instantaneous power by leg-stretching power  
An apparatus for measuring the instantaneous power generated by a leg extension, which includes a seat provided above a drive system unit on which a subject is seated. A slide rail extends...
5186695 Apparatus for controlled exercise and diagnosis of human performance  
Muscle exercise and diagnostic apparatus with an output shaft, a servo motor coupled in driving relation to the output shaft, and a support mechanism for mounting the output shaft and the servo...
5165278 Cycle ergometer  
An improved bicycle ergometer system is disclosed which reduces the limitation on the work input necessary to operate the device and, at the same time, accomplishes an increase in the relative...
5142910 Dynamic physiological function testing apparatus and method  
A cart for measuring dynamic physiological forces has a plurality of wheels, a handle, and a brake attached to at least one of the wheels for controlling the amount of force required to move the...
5027303 Measuring apparatus for pedal-crank assembly  
Apparatus measures output parameters including torque, work, power, rpm and time for selected rotations of the user of a power-using device having a pedal-crank assembly. Torque vs. angular...
5020794 Motor control for an exercise machine simulating a weight stack  
In an exercise machine where an electric motor is used to simulate a weight stack a more realistic feel plus stability of operation is achieved by compensating the torque output of the motor for...
5020795 Physical therapy and exercise apparatus for body limbs  
An operating unit (14) is detachably mounted on frame (12) in the form of a chair. The operating unit includes a lever arm assembly (16) mounted on a subframe (18) and rotatable by the leg of the...
5018726 Method and apparatus for determining anaerobic capacity  
A method and apparatus for defining and determining a value for an anaerobic capacity parameter is disclosed. The anaerobic capacity parameter is defined as the time required to completely deplete...
4998725 Exercise machine controller  
A control console for exercise machines such as treadmills and stationary cycles having a microprocessor to generate signals to control the exercise and to regulate the heart rate of the user by...
4984986 Apparatus and method for training oarsmen  
A pair boat simulator is provided including a housing which is mounted about a longitudinal roll axis upon supports above a training facility floor. Two racing shell seats are mounted within the...
4972711 Isometric lifting device  
A device for measuring linear force which is converted to rotational force or torque. Initially, force is applied in a linear direction to a means for transmitting that force to a rotatable shaft...
4934694 Computer controlled exercise system  
A DC motor is connected to a driveshaft the rotation of which is directly coupled to movement of an exercise member. The DC motor is operated in the current control mode wherein current direction...
4912638 Biofeedback lifting monitor  
An apparatus for testing and teaching the lifting capacity and technique of a user includes a brake or clutch for resisting user input force which is controlled by feedback from sensors through a...
4890495 Device for determining the push/pull capabilities of a human subject  
A device is for determining the functional push/pull capability of a human subject. The device includes a fixed walking surface for the subject. The push/pull bar for the subject extends...
4885939 Dynamometer for testing eccentric contractions and concentric contractions with free-limb acceleration  
A human performance dynamometer for testing eccentric contractions and also concentric contractions of the human muscles. The dynamometer provides for free-limb acceleration during concentric...
4875674 Energy absorbing means with self calibrating monitor  
The apparatus is adapted to an exercise device with an energy absorbing unit that has a self calibrating energy monitor. It comprises at least one rotating flywheel which is driven through a one...
4832332 Digital indicating instrument for a physical training device  
A digital indicating instrument for a physical training device, in particular a rowing device, includes a sensor fixed rigidly to a basic frame of the training device and sensor trip element fixed...
4732381 Upper body rotation assembly for a back test, rehabilitation and exercise machin  
An upper body rotation assembly for a back test, rehabilitation and exercise machine designed for the isolated testing, rehabilitation and exercise of the lower back musculature of a person in...
4728102 Resistance indicator for frictionally resistant exercise device  
A resistance or load indicator for use with an exercising unit, in particular one which has motions or movements in opposite directions for exercise, such as reciprocal arm or leg exercisers, and...
4607841 Isometric exercise apparatus  
An exercise apparatus includes a stand having an upright support and a base. User engagable members are mounted on the upright support for the user to exert a force thereagainst. A scale is mounted...
4579335 Method of and apparatus for use in exercising and in competition  
In exercising and in competition with another using like captive apparatus of a type having a shaft rotated by the user, performance is measured by utilizing the rotation of the shaft to effect the...
4576051 Ergometer having an eddy current brake serving as a loading device  
The present invention relates to an ergometer having an eddy current brake serving as a loading device, comprising a rotatably mounted brake wheel placed into rotation by means of a drive device...
4565368 Isokinetic exercise and monitoring machine  
An isokinetic exercise and monitoring machine for use in exercising and evaluating an individual's back muscles. A preferred embodiment (10) comprises a restraining means (33) for sandwiching the...
4544154 Passive programmable resistance device  
A passive programmable resistance device uses a closed loop feedback for controlling resistance to rotational or translational motion of an object. One or more actual parameters, such as force or...
4475408 Torque measuring device  
A torque measuring device is described which provides for measurement of the rotative force applied against a shaft by engaging the shaft and an electric friction brake attached to a load cell for...
4471957 Method and apparatus for rehabilitation of damaged limbs  
A method and apparatus for the rehabilitation of damaged limbs for use in the operation of a tool wherein accessories with handles corresponding to the handles of familiar tools are attached to a...
4469325 Exercise machine  
An exercise machine for simulating the stroke of a canoe paddle is disclosed. A tube is pivotably mounted on the longitudinal axis of a frame. A paddle-like shaft is pivotally connected to a...
4462252 Trunk dynamometer  
A trunk dynamometer measures isometric and concentric strength and muscular endurance of the extensors and flexors of the lumbar and thoracic spine. A stabilization seat assembly immobilizes the...
4451037 Mobile pushing exerciser  
A three wheeled mobile pushing exerciser with an adjustable braking system and a chart recording mechanism, said exerciser intended for the development and analysis of an athlete's pushing power in...
4375674 Kinesimetric method and apparatus  
Disclosed are apparatus and method for the determination of functional capability of bodies. Reach as well as velocity, acceleration and force generation at various positions may be determined for...
4333340 Device for measurement of muscular strength  
A bench device to be used for static or dynamic measurement of muscular forces with suitable opposing force providing means. The device comprises in combination a bunk (2) vertically adjustable on...
4323237 Adaptive exercise apparatus  
An adaptive exercise apparatus which provides a variable load against which a person may exercise, monitors the performance of the person against the load by measuring the work done in a...
4235439 Friction type exercising device  
An exercising device comprises a base member, a shaft rotatably mounted within the base member and a pulley mounted on each end of the shaft. There are free-wheels engaging the pulleys and the...
4233844 Wheelchair ergometer  
A wheelchair ergometer provides for the stationary exercise of a subject in a wheelchair and includes a wheelchair mounted on a support with the driving wheels mounted on an elongated central...
4041760 Exercise apparatus  
An exercise apparatus providing for accommodating resistance while allowing the level of resistance to the exercise force to be varied is provided by the present invention. The exercise apparatus...
3912264 Gymnastic apparatus  
A gymnastic apparatus which comprises a car guided on upwardly bowed rails through a center position, defined by the rail structure and movable in both directions from the rail center position by...
3785644 PULL TYPE EXERCISING DEVICE HAVING WITH FRICTIONAL RESISTANCE TO PULLING  
An apparatus for physical exercising in which a bar assembly having a rotatable shaft with reels at opposite ends thereof is connected to a base by ropes or other types of lines wound on the reels....
3643943 EXERCISER WITH WORK-INDICATING MECHANISM  
Exercise apparatus such as a treadmill, rowing machine, pedaling device or the like which includes an indicator arranged to be driven at a rate in proportion to the degree of difficulty of the...
3596907 FRICTION EXERCISING APPARATUS  
An exercising device including an elongated flexible member for mounting within a frame. Attempted relative movement of the flexible member with respect to the frame in one direction is opposed by...
3572700 FRICTONAL TYPE EXERCISING DEVICE  
Exercising device providing time-distributed, continuously varying uses of a high proportion of body muscle masses, through individual exercise cycles employing bidirectional operation against a...
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