Abstract: The present invention provides a new hand exerciser and stress relieving device that provides exercise to the muscles of the arm, wrist and hand of a user and a means for general stress relief. According to the invention, the hand exerciser and stress relieving device possess an overall digitate shape that easily adapts to the hand of a user and generally comprises a pliable outer cover and an inner malleable core that is non-elastic or has low elasticity. Also according to the teaching of the invention, the digitate shape of the device has a central region and a plurality of rounded pods that radially extend from the central region. The central region of the device is configured to lie comfortably in the palm of a user's hand. The rounded pods are configured to fit comfortably between the fingers of a user's hand as the user squeezes and kneads the device.

Abstract: An elongated yieldable conical element has a nonrigid body which is compressible to a conical shape increasing in diameter from a narrow diameter end. The conical element is used in a method of treating a contracture of successive fingers of the hand by threading a narrow and of the element through successive curled fingers of the hand and engaging the conical end at about the narrow diameter end to apply outwardly directed force to the fingers of the hand to open the curl to some extent with minimized discomfort to a user.

Abstract: An orthopedic gripping device permits therapeutic treatment of the user's hand. The device comprises a generally oblong body having a circular transverse section, the body having a first end and a second end and extending continuously in a smooth curve between the two ends. A plurality of flat extensions are integrally formed on and extend outwardly from the body, spacedly from and parallel in relation to each other. The device is placed in the user's hand with the plurality of extensions protruding outwardly between the user's fingers and the body portion of the device is held cradle in the palm of the user's hand and a preselected portion of the user's hand is moved in relation to the device in order to therapeutically treat a particular predetermined finger or other portion of the hand.

Abstract: A palm muscle exerciser device including elliptical body constructed of a sheet of resilient flexible material. The body has a pair of end edges that fixedly attached when the material is wound around. The elliptical body has a length for extending substantially completely across the width of a palm of a hand of a user. The elliptical body has a pair of opposing end openings for allowing entry into the hollow interior thereof. A generally cylindrical tube member is sized for positioning within the elliptical body. The tube member has a plurality of air release openings therein. Lastly a rod is sized for placement within the tube member and attached to the second end of the first and second members of the tube member.

Abstract: A hand grip fits in the user's hand near where the palm joins the fingers and provides a support to distribute the force from a hand-held device onto the entire hand. In one embodiment, the hand grip includes an elongated resilient member that has an undulated side to accommodate the user's fingers. The member is placed adjacent to the user's fingers and superficial transverse metacarpal ligament. The member prevents the ligament, along with associated muscle and skin tissue, from being forced over the fingers when the user grasps a handle. The member can be constructed of plastic, rubber, or other material that provides flexibility and easily accommodates the user's fingers. The member may be held in place by an elastic band that is worn around a user's finger.

Abstract: A wrist exerciser includes a spherical hollow casing having a top opening and a bottom opening. A ring is received within the casing and substantially coincident with a great circle of the casing and concentric with and rotatable about a first axis of the casing. A rotor is received within the ring and rotatably supported on the ring, having a central bore coaxial with and rotatable about a second axis of the casing that is substantially normal to the first axis. The rotor has a circumferential groove formed on the outer surface thereof with light emitting diodes (LEDs) equally spaced therein. A magnet is also disposed in the groove. The central bore of the rotor is partitioned into chambers which cause sound during the rotation of the rotor.

Abstract: The invention is a method for exercising the hands, fingers and forearms by attaching a squeezable grip to the handlebars of various devices and using the grip for exercise by squeezing on the grip with the hands. The grip is made of resilient material such as rubber, polymeric material, etc. and is sized and shaped for use as an exercise grip. The grip may be constructed with two halves, above and below a plane defined by a central channel with each halve of dissimilar thickness. The device may be attached to any device that has handlebars including: bicycles, exercise bikes, and exercise equipment. The fingers, wrists and forearms would also be worked by such action.

Abstract: The invention relates to multi-use thin-walled tubular devices having a longitudinal slit with non-cutting overlapping edges and corners curved in a manner to provide scissor-like entry-ways at either open end and method of using such devices. The device is rigid lengthwise yet flexible in circumference and has renitent qualities such that the overlapping edges are spring-like. All surfaces and edges are smooth so that the devices are user-friendly and comfortable when used as handle grips for holding and carrying built-in handles of certain carrying objects, attachable handles for carrying items without built-in handles, hand-held exercisers, physical hand rehabilitation devices, hand-manipulated fasteners, and hand-manipulated separators. The dimensions of the device, the material used, and the method of construction may be adapted for the specific application.

Abstract: A therapeutic resilient hand exerciser and method of manufacture is disclosed. A mass of tiny glass spheres having the consistency and appearance of a fine powder is enclosed in a resilient inner bladder which is surrounded by an outer resilient bladder and a thin layer of powder is disposed between the exterior surface of the inner bladder and interior surface of the outer bladder to prevent the surfaces from sticking together and allow relative sliding movement therebetween. The tiny spheres roll on each other upon squeezing and releasing pressure on the exerciser to provide low resistance to relative movement and allow the exerciser to be compressed quickly and to resume its natural shape quickly due to the resiliency of the superposed bladders, and thereby produces a smooth squishy sensation.

Abstract: The invention is a semi-resilient exercise grip that has a non-resilient particulate core surrounded by a resilient rubber covering. Within the core there is also a dry lubricant such as talc that allows the particles to move over each other without damage. The outer covering may consist of a single thick latex layer, a thin latex layer surrounded by a thick rubber layer or a number of thin latex layers. The semi-resiliency of the grip enables a user to deform the grip and thereby change its shape. The grip can be moved within the hand to allow the user to deform it repeatedly while changing the grip's shape each time.

Abstract: Exercise apparatus for holding in the hand of an individual and for imparting heat or cold to the hand during manipulation of the exercise apparatus by the individual includes a flexible outer container defining an interior and a gel mixture located in the interior for retaining heat or cold applied to the exercise apparatus prior to placement of the exercise apparatus in the hand, the gel mixture including water, a gelling agent, and a freeze suppressant.

Abstract: A hand development apparatus is provided with a first housing having an interior cavity formed therein and a gripping portion adapted to fit the palm of a person's hand and a second housing having an interior cavity formed therein and a gripping portion adapted to fit the palm of a person's hand. The apparatus has a carrier adapted to be removably fitted within the interior cavity of the first housing or within the interior cavity of the second housing, a plurality of movable elements associated with the carrier, the movable elements being adapted to accommodate the fingers of a person's hand and being movable along a movement direction, and springs for resisting movement of the movable elements along the movement direction. The width of the first housing is substantially different than the width of the second housing so that the apparatus may be configured either for a person having relatively large hands or a person having relatively small hands.

Abstract: An exercise device for exercising an individual's hand and forearm while grasping an object is provided. The exercise device includes a resilient body member dimensioned to be compressively gripped with the hand of the individual and having a bore extending through the resilient body member and a slit extending from the bore along the length of the bore such that the resilient body member is selectively movable between an open position and a closed position. The diameter of the bore is dimensioned such that the resilient body member frictionally engages the object when the object is positioned in the bore while permitting sliding movement of the resilient body member along the object when the resilient body member is in a noncompressed condition and such that the resilient body member frictionally engages the object and prevents slidingly movement of the resilient body member along the object when the object is positioned in the bore and the resilient body member is in a compressed condition.

Abstract: This isometric/isotonic exercise and physical therapy system is based on a series of elongated exercise rods made of urethane or other resilient, elastomeric resin that is both bendable and twistable. The exercise or therapy afforded by the system depends on the resilient exercise rod or rods; for a relatively limp, low-resistance rod the exercise is essentially isotonic, but with stiffer rods isometric exercise or therapy is provided. The system includes devices that mount the rod or rods on the person using the system for varied exercises of the knee, elbow, hip, wrist, back, or virtually any other portion of the user's anatomy.

Abstract: An electronic hand-muscle developer which includes a casing having a connector; a hollow flexible grip filled up with air and connected to the connector; a pressure inductor mounted in the connector to detect pressure from the hollow flexible grip; a pressure converter circuit mounted in the casing and connected to the pressure inductor to converts the pressure signal detected by the pressure inductor into a frequency signal; a microprocessor mounted in the casing to receive the frequency signal from the pressure converter, and to calculate the frequency signal so as to obtain a value; and a liquid crystal display connected to the microprocessor to display the value obtained by the microprocessor.

Abstract: Gripping sleeve for tightly gripping an object by hand, particularly fitness machines and equipment. A plate (1) is made of a tightly gripping or clinging material, such as a cellular rubber, which is connected by a web (2) to a wrist band (3).

Abstract: An exercising apparatus and method for exercising the hands and forearms. The apparatus includes an outer frame having spaced first and second outer handles, and an inner frame coupled to the outer frame for reciprocal movement between the outer handles and having first and second inner handles. The first outer handle and first inner handle define a first gripping member, and the second outer handle and second inner handle define a second gripping member. The gripping members are each engageable by a hand for selectively moving the inner handle toward the outer handle and resisting movement of the inner handle away from the outer handle. The method includes the steps of providing an exerciser, grasping the first outer handle and the first inner handle with a first hand and the second outer handle and the second inner handle with a second hand, and moving the inner frame between the outer handles.

Abstract: A gripping device and method for enhancing hand gripability of an elongated cylindrical exercise bar by a user during exercise. The device consists of a single resilient, flexible pad formed of a flat sheet of thin elastomeric material such as rubber, latex and the like. The pad is sized in length and width to cover substantially most of the user's palm and fingers up to the first joint. Being uncoated, the surfaces of the pad of elastomeric or latex, resist slippage. No adhesives or other attaching means are required to maintain the position and resilient shape of the device around the exercise bar; hand gripping pressure against the outer surface of the pad which is positioned between the exercise bar and the hand is sufficient for pad position retention.

Abstract: A hand exercise device includes a first handle pivotally connected to a second handle. A first post is mounted in fixed relation to the first handle and a second post is mounted in fixed relation to the second handle. One or more elastic bands are wrapped in tension about the first and second posts to bias the position of the first handle relative to the second handle. Movement of the first handle relative to the second handle causes further tensioning of the elastic bands.

Abstract: A hand exerciser device for fatigueless muscular exercising of a user's hand, arm and wrist, comprising: a first and a second spherical ball, each sized to fit inside the palm of a user's hand and surfaced for comfortable skin contact. A rigid connector tube interconnects the first and second balls by having its opposite end portions slidingly extending through a bore in the wall of each corresponding ball, wherein free rotational motion of the first and second ball members independently of one another is achieved. The intermediate section of the connector tube forms an accordion pleating, providing limited universal joint capability.

Abstract: An improved hand grip exercise device comprising a framework. A facility is for mounting a first rod in a generally horizontal stationary position within the framework. An assemblage is for mounting a second rod in a generally horizontal movable position within the framework, that is spaced below the first rod. A structure is for biasing the second rod away from the first rod within the framework. A person can grip the first rod and the second rod by the hand and squeeze the second rod up towards the first rod, to increase the strength of the grip and the fitness of the hand.

Abstract: The invention is a semi-resilient exercise grip that has a non-resilient particulate core surrounded by a resilient rubber covering. Within the core there is also a dry lubricant such as talc that allows the particles to move over each other without damage. The outer covering may consist of a single thick latex layer, a thin latex layer surrounded by a thick rubber layer or a number of thin latex layers. The semi-resiliency of the grip enables a user to deform the grip and thereby change its shape. The grip can be moved within the hand to allow the user to deform it repeatedly while changing the grip's shape each time.

Abstract: A gripping-and-compressing type exerciser with adjustable compressive resistance includes a pair of gripping arms, a resilient member having a closable gap and being coupled to the arms, and a resistance member having different compressive resistances and adjustably received in the resilient member to adjust a resistance of closing up the gap and thereby adjusting the compressive resistance of the exerciser.

Abstract: A gripping power training device includes a first holding component, a second holding component and at least two washers, in which a holding part the surface of which is undulated is installed on the top of the first holding component, and two pushing sticks are installed on two sides of the holding part respectively. An annular groove is formed on the end of each pushing stick for being engaged with the washer. The other holding part the shape of which is the same with that of the first holding component is installed on the top of the second holding component the appearance of which is similar to the first holding component, two cylindrical tanks the inner diameters of which are slightly larger than the diameters of the pushing sticks are installed on the bottom of the holding part for being inserted by the pushing stick of the first holding component and forming a sealed state between them.

Abstract: A bidirectional exercise glove is molded from elastic material in a shape such that the glove biases the wearer's hand to a relaxed position in which the wrist is cocked up 30.degree. and the fingers and thumb are positioned in their relaxed, equilibrium positions, approximately one-third closed. Rods embedded along the fingers of the glove resist flexion and extension of the fingers. Alternatively, flexion and extension of the fingers are resisted by thick molded regions formed integrally with the glove about the fingers.

Abstract: A multifunctional spring-grip dumb-bell including a fist base frame and a second base frame symmetrically disposed in a diagonal manner, each base frame comprising an axle and a supporting bar extended from one end of the axle at right angles; a first locating member and a second locating member symmetrically disposed in a diagonal manner, each locating member having a first end connected to the axle of the first base frame and a second end linked to the supporting bar of the second base frame; first spring means connected between the supporting bar of the first base frame and the second end of the second locating member; second spring means connected between the supporting bar of the second base frame and the second end of the second locating member; two barrels respectively turned round the axles of the first and second base frames for the holding of the hand; two locking means respectively mounted on the locating members and controlled to lock the barrels in position, prohibiting the barrels from rotary mo

Abstract: A portable whole body exercise device is disclosed that utilizes a rigid hollow tube and two elastic cords that may have different tensions. One elastic cord runs lengthwise through the hollow tube, while the second elastic cord is connected between the open ends of the tube.

Abstract: A portable, compact exerciser comprising a semi-rigid torsion member with a pair of gripping surfaces at each end. The end faces of the gripping surfaces are designed to receive detachable handles orthogonally to the longitudinal axis of the torsion member. The torsion member comprising thin walled sections running along the longitudinal axis to offer resistance to any rotational force applied about the longitudinal axis of the torsion member. In one mode of operation, the user can primarily exercise the wrists by rotating the torsion member by rotating the gripping surfaces in a direction relative to each other. In another mode of operation, by moving the detachable handles attached to the gripping surfaces back and forth relative to each other in a plane orthogonal to the longitudinal axis of the torsion member, the user can exercise forearms and other muscle groups.

Abstract: A multi-functional handgrip comprises a pair of U-shape frames which are slidably engaged with each other through the insert and connecting block disposed at both ends. Each of the connecting block of the U-shape frame is provided with a spring member which provided a biasing force to the insert to be received thereof. A holding bar is disposed at the U-shape frames for grasping. The holding bar is provided with a plurality of projections at the outer surface and a permanent magent installed within the holding bar. A cover is attached to the connecting block to retain a stack within the connecting block. By this arrangement, the multi-functional handgrip facilitates an adjustment on the operating torque. Besides, the projections of the holding bar provide an excellent effect when the part of the body is massaged. A portable and compact handgrip is achieved.

Abstract: An adjustable rotating resistance exerciser wherein an adjustment knob functions to supply an axial force to a series of interleaved washers and compressible washers to adjust the rotational restriction of a tubular grip handle, which is disposed on an inner collar that is affixed to a tubular handlebar. The exerciser may be configured such that it is adaptable to a riding bicycle or a stationary exercise bicycle or the exerciser may be affixed to various size robes or bars such that it may be used in any convenient location. A further embodiment of the present invention may be utilized by incorporating the adjustable rotating resistance exerciser with a tabletop unit which can be used by individuals confined to wheelchairs, hospital beds or nursing homes. Furthermore, the tabletop unit may be modified to accept foot plates so that individuals may use the rotational exerciser to exercise ankle and calf muscles.

Abstract: A push-up exercise apparatus for simultaneously exercising the muscles of the upper body, wrist, and forearms is disclosed. The apparatus comprises a base to elevate the hands of a user above the underlying surface, and at least two hand exercisers connected to a rigid member that is coupled to the base. The hand exerciser includes a pair of elongated fingers, a torsion spring pivotally connected between the fingers, and a spring band to limit spring expansion.

Abstract: A device in an exercising apparatus, comprising a belt or rope (5) in the grip section (7) which the operator grasps. The position is freely adjustable and can be locked in for the duration of the exercise. The mechanism to actuate locking can either be located in the grip section (7) or be installed at the opposite end of the belt (9). The device is suitable for application in any type of exercising apparatus and is easily adaptable to existing apparatuses. (FIG.

Abstract: A device for exercising the fingers, hands, and forearms of a user while bracing the wrist of the user. The device incorporates flexible, resilient rods made of a material such as a composite. The rods are configured to extend from a tip of the finger to at least base of the finger. A brace is provided which extends across the back of the hand and across the back of the wrist of the user.

Abstract: A device for exercising the fingers, hands, wrists and forearms of a user. The device incorporates flexible resilient rods made of a material such as a composite. The flexural strength of the rods creates the exercising resistance. The rods extend parallel to the hand of the user and therefore allow the user to perform other functions with his or her hands while wearing the device. The rods and the device may incorporate antimicrobials to prevent the spread or growth of microorganisms.

Abstract: The present invention relates to a finger rehabilitation system which has a gauntlet constructed of an elastomeric material, shaped to fit the center portion of a human hand extending past the wrist with securing means for releasably securing the gauntlet to the hand and finger attachment means for selectively rehabilitating the joints of the fingers, having securing means for releasably securing to the gauntlet.

Abstract: An exerciser device having a band, a wrist securing member connected to the band such that the band extends outwardly of the wrist securing member, and finger engagement member affixed to the band at a position generally opposed to the wrist securing member. The wrist securing member serves for removable attachment around a human wrist. The finger engagement member extends inwardly of the band. A thumb engagement member is affixed to the band at a position generally between the finger engagement member and the wrist securing member. The band has a generally rigid and generally circular configuration extending from the wrist securing member. The finger engagement member includes a slide member extending around an exterior of the band and a plurality of finger receptacles extending from the slide member in a direction generally facing the wrist securing member.

Abstract: A portable exercising apparatus (10) that allows a person to exercise the ankle, foot and toes either individually or in a combination exercise. The apparatus (10) includes a lower stationary platform (12) that is attached to an upper movable platform (20) by a platform spring (22). When a foot is placed upon the upper platform (20), the ankle and feet are exercised by moving the upper platform up and down and/or in a radial motion. The apparatus (10) also includes a pressure and hand/forearm exercising strap assembly (30) that attaches to the left or right edges (20C,20D) of the upper platform. The assembly (30) allows pressure to be maintained on the foot when exercising and includes on its upper end a hand and forearm exerciser (40). The apparatus also has a foot holding strap (64) which allows the foot to be held in-place upon the upper surface of the upper movable platform (20).

Abstract: A gripper device includes a handle and a tube pivotally coupled together, the handle is movable toward the tube for practising gripping exercise. Two discs are slidably engaged in the tube, and a spring is biased between the discs. One of the discs is coupled to the handle, and the other disc is threaded with a bolt which is rotatably engaged in the tube. The discs are moved relative to each other when the bolt is rotated such that the biasing force of the spring can be adjusted.

Abstract: A hand lever to be held in the hand of a person to aid in locomotion. A rigid, lightweight, non-compressible device which has a first segment with a leading edge. A rear segment has a convex edge and an intermediate segment is between the front and rear segments. The fingers of the person grip the leading edge of the front segment and press the convex edge of the rear segment of the device toward the heel of the person's hand. The top edge of the first segment is curved and is capped by the person's thumb. The hand lever, when held by the person, aligns, intensifies, and projects the hand, forearm and ultimately, the total body drive through space.

Abstract: A golf grip training and exercise device (10), comprising an elongate, one-piece body of oval transverse cross section including:a) a major, front face (16) having a finger side (18), and a thumb side (20) opposite the finger side (18) and parallel thereto;b) a top face (14) adjoining the front face (16);c) a bottom face (12) adjoining the front face (16) and opposite the top face (14); andd) a major back face (30) extending between the top and bottom faces and joining the front face along the finger and thumb sides, the front face (16) being formed with three, hemi-cylindrical finger grooves (22) extending in generally parallel relation across a surface thereof from the finger side (18) at an oblique angle thereto toward the bottom face (12) for accommodating three fingers (53, 54, 55) of a person's hand, and a hemi-cylindrical thumb indentation (24) extending across a surface thereof in generally parallel relation to the finger grooves from the thumb side (20) toward the top face (14); and, the back face (3

Abstract: An appendage interface assembly, such as a hand grip assembly (2) or a foot pedal assembly (120), is used with an exercise machine to reduce skeletal misalignment problems while increasing the muscle working benefits of the exercise. The assembly includes an assembly support (4, 122) securable to the exercise machine. A hand grip (22) or foot pedal (128) is pivotally mounted to the assembly support for movement about three orthogonal axes (26, 28, 30; 134, 174, 176). The foot pedal is mounted using a universal or ball joint (130). With the hand grip assembly, a yoke (12) is pivotally mounted to the assembly support, a hand grip support (16) is pivotally mounted to the yoke, and a hand grip (22) is pivotally mounted to the hand grip support by first, second and third pivots (14,18,24) for movement about the three axes. The hand grip or foot pedal can pivot freely or with a drag force hindering the pivotal motion or, if great enough, locking the hand grip or foot pedal to a fixed orientation.

Abstract: An exerciser for simultaneously strengthening the finger, hand, wrist and forearm, comprising a head section connected to a handle section. The head section has enclosed within its rigid perimeter edge a solid flexible material which, when the exerciser is in use, generates air resistance to twisting and turning movements of the wrist and the forearm. The handle section comprises two moving components positioned in facing opposition to each other on opposites sides of a shaft which is connected to the head section. The moving components are connected to each other and to the shaft by springs which cause the moving components to be spaced apart from the shaft. In use, the handle provides gripping resistance to the fingers and hand of the user. An elastic sleeve surrounds the handle assembly to prevent pinching of the user's hand.

Abstract: An exercise apparatus for strengthening the muscles of the upper body and arms includes a handle means, a connecting means, and a bias means or counterweight system. The connecting means is telescopically positioned within the handle means. The bias means, or counterweight system, provides the resistive force desired during a work-out period.

Abstract: A novel exercise system is disclosed which is especially useful for effectively exercising the musculature of the upper body while simultaneously performing a lower body aerobic activity. The system includes a belt, a variety of elastic cords and a variety of hand grips, ankle straps and foot straps. Variable resistance is provided by an elastic cord which is free to slide about the user's waist. The elastic cords are provided with cliphooks at each end, which allows them to be easily attached to and detached from the belt and the straps. Additionally, a novel wrist attachment is disclosed which is easy for the user to put on and eliminates the need for the user to firmly grip a handle or hand grip while exercising.

Abstract: A hand developing device comprises two handles, one elastic element and one adjusting member. The two handles are so pivoted together at one end thereof as to form a pivoting point serving as a fulcrum on which the two handles turn. The elastic element is disposed between the two handles such that the elastic element can be forced out of shape by the pressing portions of the two handles so as to bring about a damping effect. The elastic element is capable of returning mildly to its original form after being forced out of shape by the two handles. The adjusting member is disposed between the two handles such that the adjusting member facilitates an adjustment of the distance between the center of the elastic element and the pivoting point of the two handles, thereby resulting in a change in the damping magnitude of the hand developing device.

Abstract: The invention is a semi-resilient exercise grip that has a non-resilient particulate core surrounded by a resilient rubber covering. Within the core there is also a dry lubricant such as talc that allows the particles to move over each other without damage. The outer covering may consist of a single thick latex layer, a thin latex layer surrounded by a thick rubber layer or a number of thin latex layers. The semi-resiliency of the grip enables a user to deform the grip and thereby change its shape. The grip can be moved within the hand to allow the user to deform it repeatedly while changing the grip's shape each time.

Abstract: An exercise device is intended for strengthening a user's targeted muscle, wherein the user may manipulate the device without the necessity of a forceful grip that employs the user's conjunctive muscles. The device includes a housing having a pair of diametrically-opposed portions. The housing has an opening formed therein defined by the walls of the device. A weight is disposed in the housing. A plurality of extending and recessed ribs are arranged to provide for aligning the portions of the housing together and improving the structural integrity of the device. Ventilation slots are provided for improving air flow through the device, so as to avoid the build-up of heat therein. Lip segments are formed on the portions of the housing which are aligned to form a lip on the outer wall of the housing. The lip is disposed over the opening in which the user's hand is inserted.

Abstract: A gripper employs a hydraulic linear decelerator as a resistance device and includes first and second parts that are movable relative to one another and act against the linear decelerator when moved between a first position and a second position thereby causing the decelerator to provide resistance to such movement and create a desired exercise effect to the user.

Abstract: A multi-position grip system for a weight machine, barbells or the like includes a pair of circular rings, rotatably intercoupled by a bar and axially coupled with a pair of weight-supporting bars fitted with weights, each ring being concentrically and rotatably coupled with a pair of arcuate members in a manner to provide multiple axes for rotation of a handgrip spanning the ends of the inner arcuate member. The grip system may be adapted for use with a bench or weight machine by omitting the weight-supporting bars, substituting additional hemiarcuate members for the rings, and coupling the weight machine with the center bar. A pulleybar may be substituted for the center bar. Members having about a 90.degree. arc may be employed for use with a weight machine by concentrically and rotatably coupling them end-to-end.