Abstract: A versatile physical therapy apparatus is disclosed. Beneficially, the apparatus, when mounted, is adapted to be supported by an end of a bed, and includes an angularly positionable guide wheel for variation in exercise and in the muscles exercised.

Abstract: An exercise system for use in an automobile or other vehicle comprising a generally flat, elongate door jamb member, a generally flat, elongate seat attachment member and at least one resilient tension member. The door jamb member includes an enlarged portion, with a thickness greater than the distance between the vehicle door and the vehicle door frame when the vehicle door is closed, on a first end zone of the door jamb member so as to prevent the first end zone from being pulled between the vehicle door and the vehicle door frame when the vehicle door is closed, and a magnetic pad on the outer end of the first end zone of the door jamb member structured and disposed to removably secure the outer end of the first end zone of the door jamb member to the vehicle roof. The seat attachment member includes a buckle, structured to secure a first end of the seat attachment member to the second opposite end of the seat attachment member, thereby securing the seat attachment member around the vehicle seat.

Abstract: The present invention relates to the field of knee down push-pull assistive exercise with a compact mobile exercise machine that exercises the abdominal, back and arm muscles in the kneel-prone-kneel movement. The push-pull tractor has a roller in contact with a random supporting surface, a handle offset to the roller axis to support a portion of operator body weight and an energy storage device that returns the tractor towards the starting position. In several embodiments, a wheel is added to the tractor to counteract windup torque energy.

Abstract: A therapeutic exercise apparatus for use by a patient comprises a base and a tubular post pivotally mounted at a lower end thereof to the base for pivotal, back and forth movement about a pivot axis. Springs are used to urge the tubular post toward a substantially upright position. A handle is mounted distal from the lower end. The tubular post and the springs are adapted to provide only nominal (light) resistence to the tubular post pivoting about the pivot axis to allow the therapeutic exercise apparatus to be used by weak patients, such as accident victims, to regain use of a limb.

Abstract: Variable Resistance Exercise Device with a resistance mechanism comprised of a housing, spring reel, extension cable and resistance applying knob. A strap helps attach the resistance mechanism to a persons arm or leg. An eye bolt or bracket is attached to a wall. A retaining clip attaches to the wall bracket at the end of the cable of the resistance mechanism. An alternate embodiment where the resistance mechanism is removably attached to a wall at one end and a user retaining or holding means attached to said cable at the opposite end. A preferred embodiment includes wherein said housing has a padded portion on its underside where it interfaces the users arm or leg.

Abstract: In a convertible user manipulated force resisting apparatus an articulated frame includes a base and a weight carrying member supported thereon for movement between an active position wherein the weight carrying member extends upwardly, and an inactive position wherein said weight carrying member is generally horizontally disposed relative to the base. The weight carrying member can be releasably retained in the active position by a pin or other means. A plurality of discreet weights are releasably secured to the weight carrying member for reciprocal motion relative thereto. A bench is coupled to the frame adjacent to the weight carrying member for movement between a first position substantially perpendicular to the weight carrying member when in the active position, and a second position approximately parallel to the weight carrying member when in the inactive position. Various mechanisms are provided for selectively moving at least one of weights between a lowered and a raised position.

Abstract: An exercise device is provided for removable attachment to the foot rests of a wheelchair to enable a person sitting in the seat of the wheelchair to exercise at least one of his or her arms and legs. The device includes a base slidably received on the foot rests and an exercising arrangement adjustably mounted on the base to accommodate the physical stature of a person sitting in the wheelchair.

Abstract: A physical exercising device having a handle to be grasped by an exercising person; an elongate frame having a plurality of attachment points disposed along the frame; an elastic resistance member having one end attached to the frame and another end; a fixed pulley fixedly attached to the frame and a detachable pulley detachably connectable to any one of said attachment points; a flexible wire threaded through the fixed pulley and the detachable pulley, having a first part in operative engagement with the other end of the elastic resistance member, and another part of the wire attachable to the handle for manually applying a stretching force to the elastic resistance member by the exercising person. The physical exercising device wherein the frame is composed of a vertical stem having an upper part and a top member extending away from the top part, and wherein the attachment points are disposed along the vertical stem and the top member.

Abstract: Disclosed is a portable apparatus for providing lumbar traction in the home or while traveling which is used in conjunction with a door or gate. The apparatus includes an anchoring device which fits over the top of an ordinary door. The anchor is connected to an adjustable support strap which is attached to a junction box. An adjustable rope passing over a pulley in the junction box is provided with a grip at one end, and a pelvic traction belt at the other end. A locking mechanism is provided on the junction box to set the adjustable rope attached to the traction belt in a desired position. The device is attached over a door, and the user puts on the traction belt and lies down on the floor with knees bent, the soles of both feet flat against the door. By pulling the grip of the rope, the traction belt can be raised to a desired position for traction, and then locked in place. After an appropriate period of traction, the user disengages the lock, and lowers the traction belt.

Abstract: A portable finger and wrist exerciser has a strap and an elastic tube extending from the strap. The elastic tube is attached to one end of a flat elastic sheet. The elastic sheet has symmetrically spaced apart apertures which are marked with numbers and symbols. A second elastic tube is secured an opposite end of the sheet and formed into a large loop. A variety of exercises may be performed with the exerciser by mounting the strap to a stationary object. The user inserts one arm through the loop and positions himself for a desired tension in the elastic sheet. The user inserts the fingers of the other arm into selected apertures and exercises the fingers, hand and wrist by performing various movements.

Abstract: An exercise assembly includes a substantially rectangular housing having planar front and rear surfaces with top, bottom, and two opposing side edges. Extending from the top edge is an extendable cord having a hook member at a distal end for securing the device to a door knob. The bottom edge has a pair of slots each having an axle mounted pulley received therein. A rope or cable is wrapped about each pulley which may be moved back and forth thereon. A digital electronic display means is disposed on the front surface and is in communication with a counting means for manipulating the output with each predetermined number of revolutions of a select pulley. The device also includes an alternative attachment means for securing the housing to non-conventional door knobs and similar support structures.

Abstract: The exercise device includes a pair of U-shaped brackets that are mounted on the top and bottom edges of the door. Suspended between the brackets are a plurality of elastic cords of different elasticities. By selecting different cords, different tensions or resistances can be obtained for exercise routines. An ankle strap may be used to exercise the leg muscles. In some versions, spacers may be provided between the U-shaped brackets and the door to prevent rocking.

Abstract: The invention is combination arm exercise apparatus and propulsion aid for a wheelchair. Typically, a wheelchair user pushes a wheelchair using the triceps, pectorals, and deltoids, exercising these muscle groups extensively without exercising the opposing muscle groups: the biceps, the trapezius, and the latissimus dorsi. The invention is an elastomeric member connected at one end to a strap around the user's wrist, and at the other end to a pivoting arm attached above the footrest of a wheelchair. The invention exercises the biceps, the trapezius, and the latissimus dorsi when stretched, and assists the triceps, pectorals, and deltoids in pushing the wheelchair forward as it retracts. The invention hereby balances the level of exercise for the opposing muscle groups as it helps move the wheelchair forward.

Abstract: A physical exercise device using a T-shaped bar, comprises: a vertical rod constituting the T-shaped bar and having a plurality of first height-adjusting holes; a hollow vertical rod telescopically fitted around the vertical rod and having a plurality of second height-adjusting holes; a horizontal rod horizontally secured to the hollow vertical rod and having a pair of footrests fixed thereto; a pair of vane-shaped cushioning plates attached to the pair of footrests, respectively, and each having a thinner front and a thicker rear; a base having a projection formed at one end thereof; and a seat secured onto the base and having a higher front and a lower rear.

Abstract: A swing support assembly for use between a pair of upright members of a door frame to support a swing or other piece of playground equipment. The support assembly includes an adjustable support bar which has first and second ends and can be adjusted to vary the distance between the first and second ends. The swing support assembly includes a pair of mounting brackets which are each mounted to an abutment strip on the upright members of the door frame. Each of the mounting brackets include a pair of attachment straps which engage both the bracket body and the abutment strip to securely hold the mounting bracket in place on the upright member of the door frame. The attachment straps contained on the bracket body are adjustable, such that the bracket body can be removably attached to the door frame. One of the mounting brackets includes an adjustable door stop member which is used to prevent the door from closing when the swing support assembly is being used.

Abstract: A curved plate is attached to the back of a couch together with a pair of inverted U-shaped bars projecting forwardly over a front surface of an upright cushion of the couch. A tension cord is attached at a bottom end to a tension clamp under the couch and at a top end to a bracket mounted to the curved plate. A push rod turns the tension clamp to remove tension on the tension cord and allow either shortening or lengthening of the tension cord. A body harness is attached via a retractable elastic cord to a ring on each of inverted U-shaped bars. An exerciser bends forward to move the elastic cords and cause resistance against abdominal and associated mid-section muscles.

Abstract: A bedside wellness system is provided with an exercise load providing unit for providing a load of a physical exercise for a user who lies in bed, and for measuring a movement of the user who is doing the physical exercise, a virtual reality environment providing unit for providing the user with a virtual reality environment which causes user's plural human senses to work according to the contents of the virtual reality environment, and a control unit for controlling the virtual reality environment provided by the virtual reality environment providing unit according to the user's movement measured by the exercise load providing unit.

Abstract: A golfer exercise device is provided which includes a rigid strip member that is associated with a hanger portion and a golf club attachment portion. The hanger portion has a top from which the rigid strip depends. The hanger portion engages an upper edge portion of a door while the strip rests against a vertical surface portion of the door. The golf club attachment portion includes a fork for engaging the shaft of a golf club adjacent the head thereof. The device is also adapted for association with an elastomeric elongated extension, and this extension includes a terminal loop for engaging the head-adjacent shaft portion of a golf club.

Abstract: A doorway exerciser is provided for exercising a child positioned therein. The doorway exerciser includes a mounting assembly, a lower hanger, a shock cord, and a seat unit. The mounting assembly is adapted for removable attachment with a doorway framework and is formed to include a passageway therein. The lower hanger is formed to include a passageway therein. The shock cord has opposite ends and an extensible center portion extending between the opposite ends. One end of the cord extends in the passageway of the mounting assembly. An opposite second end of each cord extends in the passageway of the lower hanger so that the lower hanger is suspended from the mounting assembly. The seat unit is suspended from the lower hanger. The mounting assembly has a first clamp member including a catch and a core and an opposing second clamp member which includes a catch and a core. The cores of the first and second clamp members are coupled together for pivotable movement therebetween.

Abstract: Apparatus for performing body exercises for muscle training purposes and muscle growing purposes. A wire (3) is provided with a number of attachment members (4) and at least one hand grip (6). One of the attachment members is used to attach the wire to a vertical surface. A foot support (7) is placed beneath the hand grip when the wire is extended at substantially 90.degree. from the vertical surface. A person supports himself or herself on the foot support, grips the at least one hand grip, and performs exercises.

Abstract: An exercise apparatus includes a lower bracket which clamps onto the bottom of a door and bolts which are threaded into the tower bracket and which jack the bracket upwardly against the door to prevent motion of the door. A tension spring connected to the sower bracket is connected to a cable which is guided by pulleys which are mounted on an upper bracket. The upper bracket is clamped on the top of the door. The cable is connected to a handle which enables a user to pull on the cable against the resisting force provided by the spring thereby exercising the user's muscles.

Abstract: An exercise apparatus includes a clamping means for fixing the apparatus to a vertical surface such as a door or a wall, an elastic resistance band and a resistance harness. In a preferred embodiment, the clamping means is a lag screw having a hook portion adjacent one end. On end of the resistance band is attached to the hook portion of the lag screw and the other end is attached to the resistance harness. In another preferred embodiment, the apparatus further includes an adjustment for adjusting the vertical location of the resistance harness relative to the clamping means, and the clamping means is a U-shaped bracket. The adjustment means includes a belt having one end attached to the U-shaped bracket, and the free end threaded first through an adjustment buckle and then through a hook attached to one end of the resistance band. The other end of the resistance band is attached to the resistance harness.

Abstract: A ski-type exercise or therapy apparatus for use with liquid contained within a pool having walls utilizes a frame positionable in a stationary condition with respect to the walls of the pool and a pair of pump assemblies wherein each pump assembly includes a piston and a cylinder within which the piston is slidably received for movement therealong in conjunction with the movement of a corresponding foot of an individual between two positions of movement. A port provides flow communication between the interiors of the cylinders so that as the piston is moved along the cylinder in conjunction with the motions of the individual's foot during an exercise or therapy routine, liquid flows between the interiors of the cylinders by way of the port. By controlling the flow of liquid between the interiors of the cylinders by way of the ports, the emotions of the individual's feet during the exercise or therapy routine can be controlled.

Abstract: A training device is proposed having a crank for a training device for the physically disabled includes a crank, an electric motor which is connected to the crank, power electronics which are designed at least for driving the motor, and means for regulating and/or controlling the rotation speed at the crank. The training device for the physically disabled, makes it possible to use their residual movement capabilities and residual muscle power, in order to ensure a training sequence that is as effective as possible. The means for regulating and/or controlling the rotation speed are designed for a rotation speed change .DELTA.n as a function of the torque M.sub.K on the crank .DELTA.n=f(M.sub.K), a new rotation speed n.sub.new being obtained from the old rotation speed n.sub.old in accordance with the relationship n.sub.new =n.sub.old +.DELTA.n, and the function .DELTA.n=f(M.sub.K) being different for specific value ranges of M.sub.K defined in advance.

Abstract: An exercise apparatus includes a clamping means for securing the apparatus to a conventional door, at least one elastic resistance band and a flexible resistance harness. The resistance harness includes a pair of arm slings made of a thin, relatively wide fabric material formed in a closed loop and defining an opening therethrough. The resistance harness further includes a connecting strap made of a thin, relatively narrow fabric material and having opposed ends. The opposed ends of the connecting strap are attached to the pair of arm slings such that the arm slings are connected by the connecting strap. The resistance harness further includes a chest strap made of a thin, relatively narrow fabric material and having opposed ends. The opposed ends of the chest strap are attached to the pair of arm slings opposite the connecting strap. The exercise apparatus is compact and lightweight and thus is convenient for individuals who travel frequently to use, transport and store.

Abstract: A portable musculature exerciser designed to be mounted against a door provides a pair of parallel bars jutting out from the face of the door as well as a horizontal chin-bar for use in a variety of exercises. The back of the door provides a dorsal support in the performance of some of those exercises. The device comprises a generally U-shaped grab-bar suspended by a triple-strap yoke to a ribbon-like tail. The tail has a series of protrusions spaced apart along its length. When the tail is swung over the top of a door and the door is closed against its frame, one of the protrusions caught between the top edge of the door and its lintel prevents the tail from slipping out. The grab-bar can be knocked down into three elongated parts that can be conveniently stored in a briefcase or similar enclosure.

Abstract: A unique, simple, and effective leg rest system of great versatility for desks, wherein a hinged or retractable panel is disposed within the leg opening of any desk, and is shifted from an inactive out-of-the-way position to an active position which may be parallel to the floor or at an angle thereto as desired, thereby to permit the desk user to elevate and rest his or her legs, feet, and thighs in comfort as well as to achieve desired orthopedic or therapeutic purposes. Various forms of the invention are disclosed.

Abstract: A multi-functional health device comprises a frame support, a pedal assembly connected by wires with a pair of hand pullers, a hand wheel, a crank member, a torsion member and a pair of positioning plates operably disposed on respective positions of the support, which provide whole bodied exercise to a crippled or abled person for their subsidiary medical treatment. A pair of extensions extend parallel from the front side of the lower frame in cooperation with a plurality of belts and enables a wheelchair to be stably fastened therebetween for facilitating a ready access of a crippled person to the device.

Abstract: A portable musculature exerciser designed to be mounted against a door provides a pair of parallel bars jutting out from the face of the door as well as a horizontal chin-bar for use in a variety of exercises. The back of the door provides a dorsal support in the performance of some of those exercises. The device comprises a generally U-shaped grab-bar suspended by a triple-strap yoke to a ribbon-like tail. The tail has a series of protrusions spaced apart along its length. When the tail is swung over the top of a door and the door is closed against its frame, one of the protrusions caught between the top edge of the door and its lintel prevents the tail from slipping out. The grab-bar can be knocked down into three elongated parts that can be conveniently stored in a briefcase or similar enclosure.

Abstract: A portable exercise apparatus includes a support frame having a base mountable under a chair to hold the base in a stationary position with a user seated on the chair and an upright standard mounted upon the base, a shaft mounted to an upper end of the upright standard and having opposite ends extending from opposite sides thereof, a pair of arms disposed on opposite sides of the upright standard with each arm at one end mounted to one end of the shaft for rotatably mounting the arm to the upright standard, a pair of pedals each mounted to the other end of each of the arms for engagement by a user to create the force necessary to rotate the arms relative to the upright standard, and a resistance generating and adjusting mechanism disposed on the ends of the shaft at the opposite sides of the upright standard and engaged with the one ends of the arms and being operable to generate and selectively adjust a level of resistance to rotation of the pair of arms relative to the upright standard in response to rotati

Abstract: A portable arm and leg exerciser (10) has a board (12) having a board upper end (12U) and a board bottom end (12B). The board (12) has at least one opening positioned in the board upper end (12U). The arm and leg exerciser (10) further has an exerciser (14) which comprises at least one exerciser elastic member (14A) securely fastened on one distal end through the at least one opening to the board (12). The exerciser (14) further comprises an exerciser grip (14B, 14C) fastened to the opposite end of the at least one exerciser elastic member (14A). A user (16) inserts the board bottom end (12B) of the board (12) between a bed mattress (18A) and a bed box spring (18B) of a bed (18). To exercise a user's arm and upper body (16A), the user (16) sits on the bed mattress (18A) over the board (12) and securely holds an exerciser hand grip (14C) moving in an upward direction to tension the exerciser elastic member (14A) and moving in a downward direction to release tension from the exerciser elastic member (14A).

Abstract: A dual operational exercise resistance device that is usable in the home or fitness center by attachment to a supporting structure. The supporting structure can be a freestanding platform base, a wall, or a door. The device can be utilized to replace the weight stack in a universal gym or any exercise machine. The device can be utilized to provide resistance from more than one point of attachment for standard exercise grips. In addition the resistance provided by the device is easily adjustable, providing the appropriate resistance for the particular muscle group being exercised. The device comprises a base that is configured for attachment to a support or exercise machine, a lever arm member having a peripheral edge being pivotally attached to the base having a pulley on end, two pulleys on opposite ends of the base being pivotally mounted on a horizontal axis within vertically orientated mounted brackets and a pulley being pivotally attached to an intermediate point on the base.

Abstract: A shoulder exerciser which allows a user to exercise a shoulder includes a handpiece which is movable on a surface such as a floor or door against a variable resistance. The shoulder exerciser includes a handpiece and a plurality of resilient members connected thereto. The resilient members are connected to a door or a platform so that the handpiece can be moved in a prescribed exercise against the resistance of the resilient members. The resistance is variable by adjusting the length of each resilient member.

Abstract: A connector (10) for securing an exercise member (12) to a section of flexible material (18) includes a slide (50) and first (20) and second (22) cinchable loops. First (20) and second (22) cinchable loops are formed in the material (18) and in cooperation with the slide (50) and are connected by a third loop (24). The third loop (24) has a first end (30) and a second end (32) that are restrained by a restraint (40). The restraint (40) prevents the first (20) and second (22) cinchable loops from pulling out of the frame (50). The connector (10) secures an exercise member (12) by holding the exercise member (12) in the two cinchable loops (20,22). The connector (10) may also be used to anchor an exercise member (12) to a door (300), a door hold (16), or a hand hold (14). Multiple connectors (10) may also be used in conjunction with a single section of material (18) to provide additional and varying exercise device configurations.

Abstract: A leg exerciser including a leg exercise device sized to fit beneath the desk of a user, and an anchoring device attached to the exercise device. The anchoring device is adapted to be affixed to the user's chair. This allows the user to sit at his or her desk in the chair and actuate the leg exerciser while doing so.

Abstract: An exercise device is provided which is particularly adapted for use by individuals while seated in a stationary chair. The inventive exercise device employs a folding frame to which are attached bicycle type pedals, a leg press bar, and resistance pulls. The bicycle type pedals are attached to one side of the folding frame, the leg press bar hangs from a horizontal bar on the opposite side of the folding frame, and the resistance pulls are also attached to the other side of the folding frame, opposite the bicycle type pedals. By positioning the front of the exercise device in front of an individual seated in a chair, pedaling exercises can be accomplished. By positioning the rear of the exercise device in front of a seated individual, exercises utilizing the leg press and resistance pulls can be accomplished.

Abstract: A standing support bar with adjustable heights is provided in front of the wheelchair so that the operator/patient can stand with safety. Foot rests fixed to the frame cause a flexing of the legs of the patient. A safety post fixed to the platform prevents excessive rearward tilting of a chair preventing the capsizing of a patient. The head rest is fixed to the rocking platform for supporting the patients head during rocking. A special addition to the power mechanism for rocking the wheelchair is provided with stop means for causing the platform to come to rest in a position convenient for the rolling of the wheelchair down from the platform. The pivoting ramp in the front of the platform maintains the gap, bringing the platform and the frame there beneath closed for safety during rocking.

Abstract: An adjustable hip and thigh exercise apparatus which is releasably attached to the end of a wall including a frame, a clamp, a lever pivotably attached to the frame, a lock to allow the lever to have a number of initial positions, a lengthening assembly to allow the lever arm to be lengthened or shortened, and a variable resistance element. The apparatus is attached to the wall and aligned with the pivot point of the user's hip. The user sets the desired resistance of the exercise machine and bends his or her leg over the lever and causes the lever to rotate from the initial position to a second position thereby exercising the muscles of the leg. The user can also adjust the range of motion desired to exercise the leg muscles as well as the resistance against which the leg muscles will exercise.

Abstract: A removable chin-up bar arrangement includes spaced body members situated at opposite ends of a chin-up bar extending therebetween, the bar being rotatable with respect to the body members. Opposed pincher members are swingably attached to each of the body members and are adapted to extend about and hang the body members and the chin-up bar from and overhead support, such as the framing extending about an interior doorway. A gear tooth lock mechanism extending between the ends of the chin-up bar and each of the pincher members, the lock mechanism moving the pincher members in unison toward each other and causing the chin-up bar to rotate in a first direction and upon rotation of the bar in the opposite direction causes the pincher members to open from each other, permitting removal of the chin-up bar arrangement from the doorway.

Abstract: An exercise apparatus includes a clamping means for fixing the apparatus to a vertical surface such as a door or a wall, an elastic resistance band and a resistance harness. In a preferred embodiment, the clamping means includes a lag screw having a hook portion adjacent one end. One end of the resistance band is attached to the hook portion of the lag screw and the other end is attached to the resistance harness. In another preferred embodiment, the exercise apparatus further includes an adjustment means for adjusting the vertical location of the resistance harness relative to the clamping means, and the clamping means includes a U-shaped Bracket. The adjustment means includes a belt having one end attached to the U-shaped bracket, and the free end threaded first through an adjustment buckle and then through a hook attached to one end of the resistance band. The other end of the resistance band is attached to the resistance harness.

Abstract: The present invention relates to exercise apparatus (10) for persons who are confined to a wheelchair and which comprises a tiltable wheelchair support structure (15) supported for pivotal movement about a horizontal transverse axis between a first wheelchair receiving position wherein the wheelchair can be wheeled backwards onto the platform base (16) of the structure (15) and located in a generally upright position with its seat back (29) supported against back support means (17) of the support structure (15), and a second tilted exercising position wherein the wheelchair and its occupant are stably supported in a reclined position against the back support means (17). One or more exercising devices (45) are mounted adjacent the support structure (17) and are operable by the wheelchair occupant when in the reclined exercising position. In the reclined exercising position, the wheelchair and its occupant are effectively immobilized and stably support during the exercise routines.

Abstract: To improve tracking, an exercise treadmill is provided with a frame including molded plastic pulleys, having an integral gear belt sprocket, an endless belt extending around the pulleys and a motor operatively connected to the rear pulley to drive the belt. The pulleys are molded out of plastic and have a diameter of approximately nine inches. A mold and method for producing large diameter treadmill pulleys having an integrally molded sprocket are also disclosed. A deck underneath the running surface of the belt is supported by resilient members. A positive lateral belt tracking mechanism is used to correct the lateral position of the belt. A belt position sensor mechanism is used in combination with a front pulley pivoting mechanism to maintain the belt in the desired lateral position on the pulleys. The exercise treadmill also includes a lift mechanism with an internally threaded sleeve engaged to vertically aligned nonrotating screws. A user display of foot impact force on the belt is also provided.

Abstract: A portable baby sleeping swing including a door attachment portion adapted for securement to a door jamb. A pair of springs each having upper ends secured to a hook. The hook is secured to the door attachment portion. The lower ends of the springs have a hook disposed therebetween. A hammock is secured to the hook on the lower ends of the pair of springs.

Abstract: An exerciser includes a base frame, a rotary plate, a driven rod and an elastic cord. The base frame has an upright rod, a transverse rod and two U-shaped clamping members. A plurality of adjusting pulleys are mounted to the upright rod. Each of the end portions and the intermediate portion of the transverse rod has a pulley. The rotary plate has a circular portion and an eccentric portion. The circular portion is mounted rotatably to a pivot shaft of the upright rod and has a plurality of positioning holes. The eccentric portion has left and right pulleys rotatably mounted to its rear side face. The driven rod has an upper end connected rotatably to the pivot shaft, a positioning pin extending slidably through the driven rod and extendible into one of the positioning holes in order to position the driven rod relative to the rotary plate at a selected angle, and a transverse bar connected to a lower end of the driven rod.

Abstract: A stationary exercise support apparatus for a wheelchair comprises a frame with a pair of horizontal rollers across the frame onto which the wheelchair can be rolled to sit cradled between the rollers. Rotation of the rear wheels of the wheel chair thus drive the rollers while the wheel chair remains stationary on the frame. The wheelchair is held in place by a pair of guide wheels mounted inside the rear wheels of the wheelchair on a support plate behind the rear roller so that the wheelchair is prevented from side to side movement. The wheelchair is held against forward movement off the cradling rollers by a third roller positioned forwardly of the front roller which can be raised and lowered by a handle at one side to a lowered position in a common horizontal plane with the first two rollers in which the wheelchair can roll off the cradled position to a raised position preventing forward movement of the wheelchair.

Abstract: A portable exercise device for use by individuals without supervision to follow prescribed or desired therapeutic exercise regimens is provided. The portable exercise device preferably includes two pulley assemblies, mounted and secured to individual `O` clamp assemblies, interconnected by a flexible cord, with bayonet clips secured at both ends of the cord, and supplemented with hand grip, precision straight scale and a dual purpose knee flex and anchoring harness. The `O` clamp screw and pressure plate assembly may be disassembled and employed in either of two clamp screw holes. One pulley assembly is preferably configured with one grooved roller and functions as a pilot pulley. The second pulley assembly is configured with two grooved rollers and includes a cord locking mechanism to permit cord travel in one direction while resisting travel in the opposite direction.

Abstract: An exercising device is provided for use with a baby stroller of the type having a housing secured to the frame of a stroller, and an elongated arm pivotally attached at one end of the arm to the housing. The invention may further include an apparatus for preventing pivotal movement of the arm relative to the housing until a torsional force greater than a predetermined amount is applied to the other end of the arm. The housing is secured to the stroller frame by a pair of plates, each having a channel in one side. With the channels facing each other, the plates compressingly engage a portion of the stroller frame. The elongated arm is pivotally attached to the housing by a fixed cuff interposed within a movable cuff. The movable cuff further includes a driven member including an aperture through which the elongated arm is attached.

Abstract: An exercise machine for one or two persons incorporating a spinning body (300) mounted intermediately on a pair of ropes (200). At one end of the ropes, dual handgrips (100) afford independent movement to the right and left sides of the body, and can be either held by the hands or worn as stirrups by the feet. At the other end of the ropes, a handlebar (400) can be grasped by a second participant; built into the handlebar is a harness (500) to secure the handlebar to a door for one-person use.

Abstract: Wheelchair trainer apparatus for use with a three-wheel racer wheelchair and which may be effectively utilized as part of a computerized system for physiological training and simulated road race training. A jack supports the wheelchair frame such that the drive wheels just make frictional driving contact with the crest of one of two of the trainer's rollers. Undesired drag, caused by the weight of the wheelchair and its user, is substantially decreased or virtually eliminated, enhancing the trainer's ability to simulate real road conditions.

Abstract: Wheelchair trainer apparatus for use with a four-wheel everyday or sports wheelchair. The trainer includes a support plate carried by the trainer frame for holding the wheelchair front caster wheels in a position such that the wheelchair drive wheels drivably contact a roller with the center of each of the drive wheels directly vertically above the roller's rotational axis. In a preferred embodiment, the plate alternatively holds the wheelchair front caster wheels in a second position such that the wheelchair drive wheels drivably contact a second roller with the center of each of the drive wheels directly vertically above the second roller's rotational axis.