Abstract: The present invention discloses an exercise device which has a base, a vertical upright member attached to the base and at least one roller attached to the vertical upright member. A ratcheting hand crank is mounted to the upright member at a location spaced away from the roller. One or more lengths of exercise tubing are attached to the hand crank and extend at least partially around the roller. A second end of the length of exercise tubing which extends away from the roller is utilized by the user for resistance training. The amount of resistance can be adjusted by altering the available length of the exercise tubing with the hand crank.

Abstract: An exercise machine has resilient elongate members for providing balanced resistance in the form of elongate resilient members oriented horizontally such that the intermediate portion of the elongate members contact a fulcrum of the exercise machine. The user adjusts the amount of resistance provided by capturing different combinations and numbers of resilient elongate members. A cable and pulley system ensures a long stroke so that the use can perform a wide variety of exercises in comfortable positions.

Abstract: The present invention is an improved Pilates chair having a seat top with an underside, a base that is wider than the seat top, a plurality of bracing members between the seat top and the base, a swingable lever having an upper end and a lower end disposed between the seat top and the base, the lower end being hingeably attached from the base, an adjusting block disposed slidably along the lever between the upper and lower ends thereof, means on the adjusting block for locking it in a position along the lever, and one or more elongated helical springs each having two ends, one of the ends being attached from the underside of the seat top, and the other end being attached from the adjusting block, whereby sliding said adjusting block along said lever, and locking it in a position therealong, will result in a greater or lesser extent of stretch being imparted to the at least one helical spring.

Abstract: An exercising ball holder for fixing an exercising ball and locking elastic cords includes a base seat, multiple extension arms and at least one elastic cord. The base seat is formed with a rest depression. A lower end of the exercising ball is rested and located in the depression without easily rolling out. The multiple extension arms respectively outward horizontally extend from the base seat. Each extension arm has a fixing loop section. The elastic cord has a hook section and has a handle. It can ensure safety in use of the exercising ball. The position of the elastic cords can be quickly changed to achieve various exercising effects. And, it has simple structure.

Abstract: An exercise apparatus including a platform, attached to a resilient member, which can rotate, twist, and tilt in every angle while also providing a resistance force to all degrees of movement. The resilient member is also attached to a base, such that strength, agility and balance can be trained while also providing a cardiovascular workout. The platform may be modified by the addition of an elastomeric material over its surface to provide additional traction or padding. The platform may also have notches placed around its perimeter, through which resistance tubing or rope may be placed, such that upper body resistance motion may be integrated into the exercise apparatus. Furthermore, support members may be disposed under both the platform and base for additional support and rigidity. The base may also be in the form of legs extending out from a central portion.

Abstract: A collapsible combination waist and leg exerciser comprises a base, two elastic frames, and two connected handles. In use, user may stand on base with hands grasped on the handles and bend waist forward facing elastic frames in order to exercise up and down repeatedly. User may also sit on a chair with the chair's legs pressed on base by the weight of user. User's feet are urged against the top of handles for exercising up and down repeatedly. User may lay back with feet urged against the top of handles in a continuous up and down movement. This can train or develop the parts of body such as chest, arms, waist, legs, and buttock effectively in a small environment.

Abstract: Disclosed is an exercise device that includes a base that has at least one receptacle and further includes a resistance member that is adapted to rest in the at least one receptacle. The base may include a plurality of receptacles so as to provide a number of positions that the resistance member may rest in so as to allow the user to perform a variety of exercises and motions with the exercise device. The resistance member may be adjustable to provide more than one level of resistance.

Abstract: Hip Rotation Training Device with a base plate, a torsion resisting element such as a torsion spring, a torsion spring attachment rod, an inner vertical support tube, a tube support socket, an outer vertical support tube and a hip retaining assembly. The tube support socket is fixedly attached to the base plate. The torsion spring is fixedly attached to the bottom of the inner vertical support tube. The spring attachment rod is fixedly attached to bottom of said torsion spring, said spring attachment rod slidalbly attached at its opposite end to said tube support socket and held in place by a cross pin.

Abstract: An abdominal exerciser, comprising: a base frame; a seat having a seat pad which is secured on the base frame; an upper arm having a first end and a second end; a lower arm having a first end and a second end, the first end of the lower arm connecting on and laterally extending from the base frame, the second end of the lower arm pivotally connecting to the first end of the upper arm; a vertical bar being located behind the seat pad and connecting with the second end of the upper arm, the vertical bar having a first end and a second end; a handle pivotally connecting to the first end of the vertical bar; and a resilient mechanism interconnecting the base frame and the second end of the vertical bar.

Abstract: An exerciser includes an upright frame assembly constructed and arranged to be disposed in an operative position supported on a horizontal surface. The upright frame assembly has a user support assembly to support a user thereon. First, second and third moving assemblies are disposed in normal inoperative positions with respect to the user support assembly. The first, second and third moving assemblies are manually engaged and individually manually moved away from the normal inoperative position thereof into a desired extended position by a user supported on the user support assembly. First, second and third connecting terminals are connected to the first, second and third moving assemblies, respectively, so that the first and third connecting terminals and the second and third connecting terminals move away from one another when any one of the moving assemblies is moved away from the normal inoperative position thereof.

Abstract: An exercising apparatus is disclosed which can be easily collapsed for shipping or storage but which is easily assembled for use. The apparatus includes an upper frame member pivotally attached to the forward end of a longitudinally extending lower base frame member. The upper frame member supports a seat including a bottom that is movable so as to be parallel to the frame member for shipping or perpendicular for use. An elongated rod has one end pivoted to the upper frame member. The other end is pivoted to a collar that surrounds the base frame member and moves along a length thereof between a shipping position where the frame members are parallel to each other and an operative position where the upper frame member extends upwardly. A pin and aperture arrangement locks the frame members in the selected position. A pair of movable arms with handles connected to an adjustable force resistor allows a user to perform a variety of exercises of the arms and upper body.

Abstract: An exerciser featuring a frame assembly which includes a lower frame portion that is constructed and arranged to be stablely supported in an operative position on a horizontal surface. First and second rigid upright support members is fixed at lower end portions thereof on the lower frame portion and extends upwardly from the lower frame portion when in the operative position thereof. A user support assembly is operatively connected with the lower frame portion and is constructed and arranged to support a user thereon. The first and second rigid upright support members have first and second rigid upper free end portions respectively configured to curve upwardly from the lower portions thereof in outwardly diverging relation with respect to one another. A pair of separate moving assemblies is disposed in normal inoperative positions with respect to the user support assembly.

Abstract: The present invention is an improved Pilates chair having a seat top with an underside, a base that is wider than the seat top, a plurality of bracing members between the seat top and the base, a swingable lever having an upper end and a lower end disposed between the seat top and the base , the lower end being hingeably attached from the base, an adjusting block disposed slidably along the lever between the upper and lower ends thereof, means on the adjusting block for locking it in a position along the lever, and one or more elongated helical springs each having two ends, one of the ends being attached from the underside of the seat top, and the other end being attached from the adjusting block, whereby sliding said adjusting block along said lever, and locking it in a position therealong, will result in a greater or lesser extent of stretch being imparted to the at least one helical spring.

Abstract: An exercise device comprising a pneumatic hand pump with a valve in the exhaust port. The hand pump is pivotally attached to a folding metal chair or, in an alternate embodiment, to an elongated step board for easy use and storage and provides exercise and muscle toning when pumped against a strong force caused by a nearly closed valve in the exhaust port.

Abstract: The invention provides an exercise device including an elongate anchor bar assembly, an elongate foot bar assembly movable relative to the anchor bar assembly having at least a foot restrainer for restraining a user's feet, a foot coupling assembly for connecting the foot bar assembly to the anchor bar assembly, a pair of hand coupling members, and hand grip. The foot coupling assembly is attached to the anchor bar assembly and to the foot bar assembly. Each hand coupling member has a secured end and a free end, and each secured end is attached to one of the anchor bar assembly and the foot bar assembly. The free ends are attached to the hand grip, so that the hand grip is movable relative to the anchor bar assembly and the foot bar assembly.

Abstract: A hip exerciser includes a main stand, a front bracket and a rear bracket both pivotally connected to the main stand, at least one resilient member mounted between the front bracket and the rear bracket, a supporting bracket securely mounted on the main stand, a seat pivotally connected to the front bracket, and a backrest pivotally connected to the rear bracket. The hip exerciser further includes an extendable stand moveably extending from the main stand and controlled by a knob. Two shaft are pivotally connected with the extendable stand and two pedals are pivotally connected to free ends of the shaft. When a user sits on the seat and leans on the backrest to pivot the backrest, the front bracket and the rear bracket are also pivoted thus extending the resilient member to provide a resistance force, whereby hips of the user are exercised.

Abstract: An exercise apparatus including a platform, attached to a resilient member, which can rotate, twist, and tilt in every angle while also providing a resistance force to all degrees of movement. The resilient member is also attached to a base, such that strength, agility and balance can be trained while also providing a cardiovascular workout. The platform may be modified by the addition of an elastomeric material over its surface to provide additional traction or padding. The platform may also have notches placed around its perimeter, through which resistance tubing or rope may be placed, such that upper body resistance motion may be integrated into the exercise apparatus. Furthermore, support members may be disposed under both the platform and base for additional support and rigidity. The base may also be in the form of legs extending out from a central portion.

Abstract: A doorframe mountable exercise system for providing an exercise system that uses a relatively small area of space. The doorframe mountable exercise system includes an elongate member. The elongate member has a first end and a second end. A first rod and a second rod each has an end integrally coupled to and extending away from one of the ends of the elongate member. The first and second rods each have a pair of openings therein. A first and second support bar is removably fastened to opposite sides of a doorframe. A variable weight resistance system includes cables and a plurality of biasing members. Each of the cables extends through the opening of each of the rods. The biasing members are generally resiliently elastic along a longitudinal axis. The biasing member each have a distal end and a proximal end. Each of the distal ends is removably couplable to an end of the cables. A plurality of coupling means removably couples the proximal ends of the biasing members to the first and second rods.

Abstract: An exercise device is provided for exercise of the limbs by a seated person. The device is a flat seat that can have a back attached. Typically, the seat and back can be cushions or similar articles that can be used in conjunction with existing seats in a vehicle. One or more resilient straps are provided with grips and attached around the perimeter of the seat and back so that the seated individual can perform exercise.

Abstract: A combined abdominals (main and lower abs)/thighs/calves exercise device, which composes a base support member assembly upon which the user sits, a partially vertical and horizontal resistance mast with resilient restorative properties mounted upon the base support member support, and a collar oriented upon the upper mast. A bracket means is reciprocally mounted upon the collar and is adapted to hold a range of vertical positions along same. A pair of grippable bars transversely mounted upon the outer end of bracket means, which bars permit the user to train and strengthen major and minor muscle sets dependent upon the physical orientation of the grippable bars.

Abstract: An exercise bench includes a floor engaging base, a vertical column, a body support, and inclined rails which occupy a vertical plane together with the column. Cables are interconnected between respective handles and respective pivot arms. At least one resistance device is interconnected between the pivot arms and one of the frame members. The cables are routed about pulleys which are selectively movable along respective rails to facilitate different types of exercise motions.

Abstract: An exercise apparatus for developing flexibility and strength in the back and abdominals. The apparatus uses a captured ball to support the user's body. The ball is mounted in a receptacle with a substantial portion, of the sphere exposed for contact with the user's body. The sphere has universal movement in the receptacle. In use, the user sits or lies on the ball with their back-in contact with the exposed sphere and their feet on the, floor or a foot rest. The body is exercised by maintaining a point of contact between the ball and the user's back.

Abstract: An office chair and office desk independently incorporating certain activity features into the chair and desk arrangements allowing the user to perform beneficial exercise without leaving the chair or desk by utilizing movable exercise arms attached to adjustable variable resistance bearing assemblies attached to the chair seat or the desk to provide a full range of omnidirectional exercises.

Abstract: An exercise device and method of use are provided which allows the user to exercise and strengthen the spinal and abdominal muscles. The device includes a telescoping stanchion which is tension loaded with resilient bands which can be used in multiples to increase the tension and resistance needed. The height of the stanchion can be adjusted as well as its angularly position relative to a base having a seat thereon.

Abstract: An exercise system for providing a compact and complete exercise apparatus that strengthens, tones and corrects body alignment deficiency without the usage of weights. The exercise system includes a pair of elongate side members, a plurality of bar members extending between the side members, a plurality of eyelets attached to a front edge of the side members, and a mat member pivotally attached to a lower portion of the side members. A plurality of attachments can be attached to the bar members and the eyelets to allow the performance of various exercises such as a back member, a pull-up member, tricep members, and a strap.

Abstract: An exercise apparatus has a support frame and a seat mounted on the support frame having a forward end. A leg exercise arm has a first end pivoted to the support frame adjacent the forward end of the seat, and a second end. The arm has a continuous curve extending along at least a major portion of its length and bending through an arc of at least 180 degrees. In its rest position, the arm first projects forwards from the pivot and then bends back rearwards. A cable links the arm to an exercise resistance, and a leg engaging assembly is mattached to the arm for engagement by the legs of a user in performing exercises.

Abstract: A sit-up exercising apparatus includes a base frame fixedly provided with a seat cushion, a swinging back cushion pivoted to a middle part of the base frame and turned up and down within an angle, a stop frame bar adjustably fastened to the base frame to limit the swinging angle of the swinging back cushion, two smoothly curved tracks provided at two sides of the base frame, and two handles connected in parallel to the swinging back cushion and respectively slidably coupled to the smoothly curved tracks.

Abstract: An exercise apparatus has a support frame and a seat mounted on the support frame having a forward end. A leg exercise arm has a first end pivoted to the support frame adjacent the forward end of the seat, and a second end. The arm has a continuous curve extending along at least a major portion of its length and bending through an arc of at least 180 degrees. In its rest position, the arm first projects forwards from the pivot and then bends back rearwards. A cable links the arm to an exercise resistance, and a leg engaging assembly is mattached to the arm for engagement by the legs of a user in performing exercises.

Abstract: An exercise device having two chambers, underlying two elastic membrane portions, in a position to closely support above the ground, the left and right foot respectively, of a user. A support structure such as a housing for the first and second membrane portions permit raising and lowering, as by shifting body weight, of the left and right foot in a stair stepping action, preferably without raising each foot from contact with the membrane portions to elastically stretch the membrane portions in succession. A fluid underlies the first and second elastic membrane portions. The fluid preferably is displaced by the stretching of each membrane portion and in the preferred embodiments, it acts with the membrane portions to support the body of a user in use.

Abstract: A leg exercising apparatus for persons requiring less strenuous exercise in a supine position, comprising two rotatable posts involving springs and having heel cups positionable at different heights, the posts being integrated with a base and mat. Another embodiment provides two doubled posts with greater durability and adjustability in strength resistance, but limited in leg movement.

Abstract: An exerciser featuring a frame assembly which includes a lower frame portion that is constructed and arranged to be stablely supported in an operative position on a horizontal surface. First and second rigid upright support members is fixed at lower end portions thereof on the lower frame portion and extends upwardly from the lower frame portion when in the operative position thereof. A user support assembly is operatively connected with the lower frame portion and is constructed and arranged to support a user thereon. The first and second rigid upright support members have first and second rigid upper free end portions respectively configured to curve upwardly from the lower portions thereof in outwardly diverging relation with respect to one another. A pair of separate moving assemblies is disposed in normal inoperative positions with respect to the user support assembly.

Abstract: An exerciser includes an upright frame assembly constructed and arranged to be disposed in an operative position supported on a horizontal surface. The upright frame assembly has a user support assembly to support a user thereon. First, second and third moving assemblies are disposed in normal inoperative positions with respect to the user support assembly. The first, second and third moving assemblies are manually engaged and individually manually moved away from the normal inoperative position thereof into a desired extended position by a user supported on the user support assembly. First, second and third connecting terminals are connected to the first, second and third moving assemblies, respectively, so that the first and third connecting terminals and the second and third connecting terminals move away from one another when any one of the moving assemblies is moved away from the normal inoperative position thereof.

Abstract: An exercise apparatus that exercises at least four groups of muscles is disclosed. The exercise apparatus exercises at least the calf muscles, the hamstring muscles, the quadriceps muscles and the maximus gluteus muscle. The apparatus utilizes a seated position and incorporates an elastomeric tension member to provide the resistance. The exercise apparatus incorporates a backrest and a footrest. When a person exercising pushes against the backrest, the backrest rotates listing the person exercising such that the four muscle groups are exercised.

Abstract: An exercising machine for developing multiple muscle groups by combining three distinct exercise elements into a single attenuated movement. The device includes a bifurcated support base having an upstanding support post. A pair of bipolar pivoting arms extending from a central support bracket pivotally secured to support post. Axially resistant handgrips extending from the respective pivoted arms. Resilient elements interconnecting the bipolar arms, support brackets and support posts. A bench being positioned for user engagement in spaced relation to said respective handgrips.

Abstract: The present invention provides a means of exercising wherein the gross body movements of the body during exercise are Kinesiologically Correct, meaning they are governed by the specific forces, specific physiology and specific mechanics according to the natural movements of the body when effected by gravity. The body is supported during the body weight resistive exercise in such a way that the body is maintained in a position the body naturally tends toward when unassisted during a body weight resistive exercise accomplished by the way in which the user interfaces with the machine. In performing assistive exercises, wherein the weight of the user's body is made lighter, the user's body is being pushed upon by the guide arm of the machine while force is being applied to the guide arm through a bi-direction force transferring means.

Abstract: An exercise system for persons with physical disabilities consisting of an upholstered chair having a table top mounted on the two arms, a support step having a pedal assembly mounted in a slots, a “T” support inserted into the table top mounting bracket, elastic straps affixed to the back of the chair, and a plurality of exercisers attached to the chair.

Abstract: An exercise device for use in exercising and strengthening abdominal and lower back muscles. The device is easily utilized, may be readily disassembled, and is easily portable. The device utilizes individual upright resilient bars of varying degrees of resistance which may be interchangeably affixed to a seat portion of the device. The upper portion of the resilient bar feature, which may be bowed in one direction, has an attached padded upper body support on one side and a harness element on the other. The user may sit on the seat element and exert back-ward pressure against the upper back support to exercise lumber (extensor) paraspinal muscles of the lower back, or the user may sit on the seat element gripping a handlebar assembly affixed to the upper end of the resilient bar and bend forwardly exerting pressure away from the bar to exercise the abdominal muscles. A padded lower back support is provided to assist in properly positioning the user on the device.

Abstract: A free-standing physical exercise device which can be configured for either kneeling or standing use, including a ground supported frame, a vertical mast secured hingedly thereto for storage, a slidable position support mechanism mounted on the mast, and a set of hand grippable levers, which can be preset to one of three extension angles for the lever, a lever support bracket permitting the arcuate movement of the lever bars about the support mechanism, and means to interruptibly lock the slidable position support mechanism on the mast in any one of a plurality of operating modes. A dual direction, resistance means is operatively connected between the lever support bracket and the mast-mounted, slidable mechanism which then provides a variable resistance to the arcuate motion of the levers in both directions.

Abstract: A multi-adjustable exercise bench having a frame assembly, a back rest pivotally connected to the frame assembly, and a bottom rest pivotally connected at a first pivot to the back rest at a location spaced apart from the pivotal connection of the back rest to the frame assembly and pivotally connected at a second pivot to the frame assembly. Adjustment of the frame assembly to move the back rest from a first angle to a second angle relative to a bench supporting surface automatically moves the bottom rest from a first angle to a second angle relative to the back rest.

Abstract: A multi-purpose sliding exerciser including a base made of two boards butted and hinged to each other. The hinge joint is threaded with a plurality of elastic ropes. At each end of the base is a tension rope. A plurality of insertion holes are also provided in pairs on the base to restrict the pedals' slide path. The multipurpose sliding exerciser allows the user to remove the elastic ropes threaded through the back side of the base so as to fold up the boards for easy storage or transport.

Abstract: A manual uplift apparatus comprising a structural frame unit, a mechanical uplift assembly unit, and a power translating mechanism connecting the two units to allow the user to more easily obtain a standing position from a previously seated position. A second use for the apparatus may be as an exercise product for exercising upper body muscle groups. The structural frame unit is used to support and guide the mechanical uplift assembly unit. The mechanical uplift assembly unit has two sections that can independently move vertically with respect to the structural frame unit. One section has a seat, the other has rails or hand engagement handles. When downward force is applied to the hand engagement handles, the section having the handles move vertically downward and produces an upward force in the section having the seat through the power translating mechanism.

Abstract: Passive and powered RLE apparatus (10 and 80, respectively), and method for use therefor, allow and encourage safe aerobic exercise for cardiovascularly handicapped patients by partially balancing or lifting the weight of the limbs. Furthermore, during such aerobic exercise the patient's torso and head are rhythmically flooded with blood, and thus subject to varying blood pressure, as the limbs are rhythmically elevated. It is believed that this enhances cardiovascular activity and health by enabling “collateral circulation” around partially blocked arteries. The passive RLE apparatus (10) comprises an overhead anchor structure (12), and leg supporting extension springs (16) and arm supporting extension springs (18) for partially supporting the limbs via respective leg and arm supporting straps (36 and 38), and spring hooks (28) during the aerobic exercise.

Abstract: A multiple exercise device comprising an elongated support bar extending from side to side, to be supported on a surface such as a pad support extending away from a central portion of the bar and similarly positioned to be supported on the surface, a pair of elongated arms pivotably secured at spaced locations on the bar to pivot in the longitudinal direction of the bar, a bearing bar secured to another end of each arm and oriented so as to extend towards the support pad in parallel fashion to the bearing bar on the other arm and tensioning means extending between the arms and the support bar, in adjustable fashion, to provide adjustable resistance to the pivoting motion of each of the arms. The exerciser of the present invention has a simple, compact construction which provides a multiplicity of exercises to be performed with a minimum of adjustment.

Abstract: An exercise device is disclosed for use in exercising and strengthening abdominal and lower back muscles. The device is easily utilized, can be disassembled and is portable. The device utilizes an elongated resilient spring member, which can be interchanged for varying degrees for resistance. The elongated resilient spring member is demountably affixed to the seat portion of the device. The upper portion of the elongated resilient spring member features has an attached roller pad as an upper body support on one side and a handrail element on the other side. The handrail element is mounted by an adjustable clamp that grips the cross section of the handrail to vary the frictional resistance against the raising and lowering of the handrail. The rotatable hand grips of the handrail are mounted with lock pins for adjustment by the user.

Abstract: An exercise apparatus combining many modularized options on a single, portable suspended flooring that provides resilient surfaces to minimize compressive body stresses. The inventive design enables a variety of physical training and rehabilitative routines. The apparatus includes a step section that is adjustable in two-inch increments from two to eight inches, a pleiobox section, and a flooring section that provides a portable, stress-absorbing flooring suitable for dance and assorted physical training. Adjustable bars are provided to assist a user during exercise. The bars can be inclined to match the given step incline.

Abstract: An exercise machine comprises a frame on which a load mechanism and a sliding seat pad are mounted. The load mechanism is formed of a damping member and a slide member fastened with the damping member. The sliding seat pad has a link portion. The slide member is provided with a traction portion capable of coupling and uncoupling with the link portion of the sliding seat pad. The frame is further provided with a pull cord capable of pulling the sliding seat pad to displace at the time when the pull cord is pulled.

Abstract: A simple and economical yet effective training and exercising device is disclosed for sports such as golf wherein an implement such as a golf club is moved along a swing path. An elongated handle has a proximal end with a hand grip and a distal end with a weighted body. A foot plate, sized to received a foot of the user, includes one or more connection features, preferably inverted-U-shaped hooks rigidly secured to the foot plate. A removable, stretchable tether is provided having a first end tied at a point between the proximal and distal ends of the handle and a second end tied to a connection point on the foot plate. The connection point on the handle is preferably a hook which doubles as a wrist indicator. The length of the tether is adjustable so as to resist upward movement of the handle when swung by the user to promote training and exercise with respect to the sport.

Abstract: Exercisers are disclosed which include a flexible stretchable loop which is configured to receive both a hand or foot of the person exercising, and which is covered with a stretchable textile which is stretchable therewith. The stretchable loop closely conforms to and grips either the hand or foot of the person when the person is exercising, and is attached to extension spring which has a spring force which permits it to be stretched by the muscle force of a person when the hand or foot of the person is received in the loop so as to extend to a length which exceeds at least 100% of its length at rest, and preferably 200-300% of its length at rest. A variety of exercise routines are made possible by the exercisers of the invention and are disclosed for exercising the thigh, hip joint, groin, arms, stomach, back and/or gluteal muscles.

Abstract: An exerciser including a base frame with a seat pad. A leg support is pivotally inward foldably connected with two ends of a bottom face of the base frame. The leg support has a front arch section, a rear horizontal section and a vertical section. Two ends of a rear side of the base frame are respectively disposed with two adjustment seats for adjusting an angle. The other end of the adjustment seat is fixedly connected with each end of a handle. So, the base frame can be swung, lifted and lowered. The angle of the handle can be freely adjusted via the adjustment seat. Therefore, the position of the handle can be adjusted in accordance with various conditions for the user with the user's body stably presses on the seat pad and the base frame. The resilient section creates a resistant force when pushing and pulling the handle to achieve an exercising effect.

Abstract: An apparatus for isolating the abdominal muscles and effectively loading them during exercise is disclosed. The device supports the user's body in a position which allows for trunk flexion; however, it forces the user's knee flexor and hip extensor muscles to contract, relaxing the hip flexor muscle, and isolating the abdominal muscles. Consequently, the only muscles exercised during the trunk flexion are the abdominal muscles.