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: A medical appliance for assisting in the performance of exercises for regaining lost range of motion in a previously traumatized knee joint of the leg of a patient having a planar leg support with a first end and a second end, the leg support further having a cushion attached on the first end thereof, the cushion surrounding the first end of the planar support and being further adapted for fitment adjacent to and behind the knee joint to support and locate the lower leg for performance of exercises, and an elongate stretcher removably attachable to the to the leg support whereby the patient may apply force to the to the stretcher increasing the range of movement in the previously traumatized knee.

Abstract: A medical aid and apparatus for enhancing sexual intimacy for facilitating a gynecological examination or performance of the marital act. The medical aid and apparatus includes a pair of main tubular support members, each includes a first, second, and third extents, the first extent is operationally coupled to a proximal end of the second extent, the third extent is operationally coupled to a distal end of the second extent, the main tubular members are positioned in a spaced parallel relationship and provide vertical support for the apparatus; and a main platform member operationally coupled to the pair of main tubular members, the main platform member which includes a first surface, the main platform member is positioned such that the first platform surface is substantially above a surface of the second extents of the pair of main tubular member, the main platform is designed for supporting a first user.

Abstract: An apparatus is used on a surface and aids in stretching lower extremity muscles of a person in three planes of movement. The apparatus includes a plane for supporting a foot of the person. The plane has a front end, a rear end, a first edge, a second edge, a top side and a bottom side. The apparatus further includes a rear support associated with the bottom side near the rear end of the plane. The rear support extends from the first edge to the second edge. A front support is associated with the bottom side near the front end of the plane. The front support extends from the first edge to the second edge. The front support has a dimension between the surface and the plane that is greater than that of the rear support. The apparatus further includes means to rock the apparatus between the first edge and the second edge.

Abstract: An exercise device is configured to provide adjustable resistance to the motion of a user exercising with the exercise device. The exercise device includes a frame that at least partially supports an operable assembly. Cooperating with the operable assembly is a resistance assembly that provides a resistance adjustable by the user of the exercise device. The resistance assembly includes an actuating assembly that engages with a pivoting arm. The actuating assembly includes a handle mechanism that is simple to operate and enables a user to easily select a desirable resistance level. A connecting member of the actuating assembly extends from the handle mechanism to a resistance member. Movement of the operable assembly moves the arm toward a fixed end of the resistance member. The connecting member temporarily lengthens the resistance member, while the resistance member inhibits such movement and provides resistance to the exercising user's motion.

Abstract: A shoulder press machine is provided having a seat, a backrest and a fixed framework at the top of which a carriage is mounted. The carriage has a pair of downwardly and forwardly extending, diverging lever arms which are tied together and moved upwardly and downwardly along a horizontal pivot axis mounted to the framework behind the backrest. As the lever arms are moved together upwardly, they are simultaneously swung inwardly about a first pair of parallel, pivot axes, the swinging motion being transferred via a pair of connector linkages to pivot the lever arms about a second pair of pivot axes defined by a pair of frame knuckles at the back end of the frame. As a result of these linkages, a shoulder press machine is provided in which the lever arms are moved in inwardly curved, converging planes from a lowermost location to an uppermost location in such a way that the rate of convergence decreases as the lever arms are raised to a point of substantially no convergence.

Abstract: A body inversion exercise equipment comprises a base frame which has two connect boards at top end. A rotatable assembly has two connect bars pivoted to the connect boards of the base frame for free rotating. A holder assembly is disposed at the rotatable assembly for holding a user on the rotatable assembly, and two locking assemblies are disposed at the position between the connect boards and the connect bars by means of an axial rod passing through them. The locking assembly has an adjustment piece and a position piece. The adjustment piece is rotatable relative to the axial rod. The adjustment piece has a guiding slot, openings and an adjusting bar. The position piece connects to the rotatable assembly for rotating along with the rotatable assembly. The position piece has a pin can insert into one of the openings of the adjustment piece to lock the tilting angle of the rotatable assembly.

Abstract: A stretching device is mounted to a positioning portion of furniture and includes a motor, a telescopic rod, and a handlebar. The motor is activatable for moving the telescopic rod in a retracting or extending direction. The telescopic rod is located in a position corresponding to a backrest of the furniture and includes an upper end fixed to the handlebar to move therewith. The handlebar is located on top of the furniture and includes a pair of grips. The handlebar further includes at least one button for controlling turning directions of the motor. When a user sits or lies in the furniture with two hands grasping the grips, a body of the user is stretched when the button is pushed to cause the motor to turn in a direction for moving the telescopic rod in the extending direction.

Abstract: An exercise machine includes a frame designed to rest upon a floor surface; a back rest mounted on the frame; and a foot platform mounted on the frame. At least one of the foot platform and the back rest is pivotally mounted on the frame in such a manner that a person may rest his back against the back rest and exercise his quadriceps muscles in isolated, closed chain fashion. A resistance device is preferably provided to resist movement of the back rest and/or the foot platform in a manner that opposes the user's efforts to straighten his legs at the knees.

Abstract: The stretching device has a leg support with an adjustable foot support attached to a first end of an elongate bar. First and second vertical hollow rods are attached to the elongate bar. A horizontal bar is attached to the first and second hollow vertical rods. A third vertical bar is attached to the second vertical hollow rod. An arm support unit is adjustably attached to the third vertical bar and has opposite upwardly bend sections attached thereto and a U-shaped arm holder. A bench unit has an adjustment mechanism to an underside of the bench unit and is insertable into the second vertical hollow bar. The adjustment mechanism has first and second openings for receiving a pin to adjust the horizontal position of the bench unit.

Abstract: The present invention includes a bench mounted to a base frame. A foot truck is slidably mounted to the bench to secure the feet of the user. A tiltable upper body support is mounted to the base. A first belt is provided for securing the legs of a user to the bench. A second belt is provided for securing the pelvic area of the user to the base. A third belt is connected to a support slidably mounted to the upper body support for mounting in a vertical direction. The third belt is used to secure the user to the upper body support. A first pneumatic cylinder is provided for extending the foot track to a selected forward position. A second pneumatic cylinder is provided for tilting the upper body support to a selected tilt position. A third pneumatic cylinder is provided for forcing a pelvic pad toward the lower back area of a user. A fourth pneumatic cylinder is provided for forcing a seat pad against,the user at a selected position adjacent the upper back or neck of a user.

Abstract: A stretching machine is provided which can be used both for stretching and for measuring a level of flexibility. The machine rests on the floor and a beam is adjusted to a convenient height. The beam is provided with a plurality of handgrips. A foot plate is positioned to abut a user's feet. By leaning forward and grasping the handgrips a person can stretch their legs and lower back as well as determine a level of flexibility by noting which handgrip is grasped. The machine has a cutout on the foot plate to allow compact storage.

Abstract: A tiltable twisting exerciser includes a base and a cover. The base has a top surface and a bottom surface. There are several fixing recesses disposed on the top surface. A rotatable disk is pivotally disposed the bottom surface. This cover is hinged on a first hinge portion of the base. This cover has an outer surface and an inner surface. A supporting portion is hinged on a second hinge portion which is fixed on the inner surface such that it can rotate out to a desired position. So, the user can do the twisting exercise on a sloped surface. The sloped surface is adjustable. And, it can be easily switch to one of the four operation modes.

Abstract: An exerciser includes an exercise module defined by hinged first and second plates with a spring therebetween to provide biasing resistance, and a bracket member for attaching the exercise module to a surface such as a bed. The exerciser provides a simple means for exercising, especially for users in a supine position.

Abstract: A device for selectively applying tractive forces to a user's back. In some embodiments, the device is an isometric exercise device. In some embodiments, the device is a portable, collapsible device. In some embodiments, the device enables a user to selectively adjust and control the magnitude and/or application region of the tractive forces while the device is being used. In some embodiments, the user-exerted tractive force is applied to handle portions of the device and transmitted to a lower extremity engaging portion of the device. In some embodiments, the device is configured such that a user can connect and remove the user's lower extremities from the device without requiring the manual manipulation of the mounts used to selectively retain the user's lower extremities. In some embodiments, the device is adjustable for use by a wide variety of differently sized individuals.

Abstract: An exercise device for stretching the lower back and leg muscles of a user includes a flexible footrest and a handle device. The handle device is designed to be grasped by the hands of a user and the cable is attached, at one end, to a footrest or fixed location. The other end of the cable is engaged by a rotatable member in the handle device; and a pawl and ratchet mechanism in the handle device rotates the rotatable member to draw the cable member into the device. A reciprocating lever member is operated by the user, grasping the handle member to effect incremental stepwise rotation of the rotatable member through the pawl and ratchet mechanism.

Abstract: In one preferred embodiment, first and second platforms are respectively provided for supporting a user's arms and knees. Rollers on the bottom surface of at least one of the units facilitate relative movements between the units. A detent may extend from the unit receiving the user's legs to retain the user's calves or ankles on the unit. An elastic cord separable from at least one of the units may extend between the units to provide for a controlled relative movement between the units and to facilitate a collapse of the unit into suitcase size. In another preferred embodiment, a pair of units having straps for grasping by the units hands are provided, one for each of the user's arms. Each unit is rotatable and/or movable linearly on a support surface in any direction independently of the other.

Abstract: A muscle stretching and spine decompressing apparatus including a base frame (20), a flexible sheet (12) attached to the top of the base frame (20) for supporting the body of a user, and a motorized actuation means (16) for bending the flexible sheet (12) from a substantially flat position to a substantial arc. The motor (18) includes a main shaft (30) connected at each end (30e) to counter grooved helix pulleys (46). As the motor (18) turns the main shaft (30), the counter grooved helix pulleys (46) wind up cable (48) attached to the ends (12a, 12b) of the flexible sheet (12), thereby drawing the flexible sheet ends (12a, 12b) inward to cause the flexible sheet (12) to bend. The motor control system (92) provides for automatic or manual control of the arc of flexible sheet (12).

Abstract: An exercise machine for conditioning muscles of the lower body, abdomen and torso utilizes dual elastic cord resistance to force exerted on a moving platform which rides on rollers set in tracks on the frame. When used suspended with adjustable straps from door hook attachment, user leans back against vertical moving padded platform and exerts downward pressure in a deep knee bend motion and up again. When used horizontally on the floor user mounts machine on all fours with shins on platform and arms extended towards opposite end of machine with hands around grips of adjustable bar assembly. Movement is gained by extending and contracting lower body while moving platform back and forth. Also, user may kneel on a pad which may be located just beyond and facing the machine. With hands securely gripping platform handles user may exert force and move platform to other end of machine by extending torso over said machine.

Abstract: A torso exercising apparatus and system for performing various calisthenics and maneuvers to tone and build the body. Right and left handles of the apparatus are disposed between two respective pairs of spaced-apart, front and rear rollers. Each of the roller pairs is affixed to a base. The handles are each disposed on a diagonal with respect to their respective front and rear roller pairs. The diagonally oriented handles eliminate wrist strain and have a further advantage of facilitating sideways movement.

Abstract: A device for allowing a person to perform one or more leg stretch exercises. In one embodiment, the device comprises first and second bracket members. Each of the first and second bracket members comprise first and second support members and an upper support member. The upper support member of said first bracket member is connected to the first and second support members of the first bracket member. The upper support member of the second bracket member is connected to the first and second support members of the second bracket members. The upper support member of the first bracket member is engageable with the upper support member of the second bracket member to a use position where the first bracket member is substantially perpendicular to the second bracket member. First and second leg support members are removably engaged with the first and second support members of the first bracket member to support the leg of the person.

Abstract: An exercise table and exercise routine useful in treatment of low back pain is disclosed. The table design permits a users to apply low levels of traction to the lower back by pushing lightly on adjustable arm support posts. The table design permits the users to have complete control of the level of traction applied to the lower back. An exercise routine uses the methodology of relaxing the user and applying very low levels of traction to the lower back. The low level of traction is alternated every few seconds and utilizes deep breaths to keep the user in a relaxed condition.

Abstract: An exercise device is constructed and arranged to be used by a user to perform multiple exercises, which exercises utilize the user's weight as resistance. The exercise device comprises a pair of manually movable structures including U-shaped rocker elements having downwardly facing convex surfaces constructed and arranged to be supported on a horizontal surface. The pair of movable structures include a pair of hand grips which are to be moved by the user when supported by a user support structure connected between the pair of movable structures. Movement of the hand grips moves the user support structure disposed adjacent the horizontal surface upwardly from the horizontal surface enabling the user to resist such movement and manually resist a return movement by the supported weight of the user on the user support structure.

Abstract: To provide a novel posture reforming tool that may ensure the twist correction effect of the human body by a simple operation, a support portion that may support a back portion of a human body substantially in a horizontal condition without slanting the back portion of the human body on the right and left sides is provided on an upper portion of a tool body that may support at least an upper half body, the support portion having a longitudinal length in a direction of a length of the upper half body supported to the tool body, and a drop portion slanting downwardly at a steep angle is provided on the side that becomes the outside of extension of a length of the support portion.

Abstract: A device for exercising abdominal muscles comprising a platform having an upper surface and a lower surface adapted for omni-directional motion, a pair of generally longitudinal limb supporting areas positioned on said upper surface, a pair of lateral hand grips each of said pair extending from the upper surface of the platform and disposed in opposed relation laterally and outwardly from one of said limb supporting areas, and a front hand grip extending from the upper surface of the platform and disposed generally forward of the limb supporting areas. Methods for using this device are also disclosed.

Abstract: A device, together with a method for its use, for ensuring that a patient's limb is maintained in a steady, predetermined oriented relative to the torso of the patient during an entire exercise routine. The device is versatile and, through particularly adapted to benefit shoulder rehabilitation and strengthening therapy, may potentially also be utilized for many other types of therapy related to any limb. The device comprises a first member for supporting the extremity of the patient, a second member for engaging the torso of the patient, and a third member for connecting the first and second members. In its preferred embodiments, the third member comprises a telescoping shaft, which is adjustable to a plurality of potentially desirable lengths. The second member preferably comprises a tubular structure having an arcuate configuration, being generally “C”-shaped and having a convex side and a concave side, wherein the concave side thereof is adapted to engage the torso of the patient.

Abstract: The present invention is a device or apparatus to stretch and massage the back and shoulders in an active way in order to naturally fix the muscles and shoulders of these areas and obtain a correct and natural position of the shoulders, spine and back. It includes a frame/base and a back support anchored to a handle in the obverse of the upper end of the support, so that the support is attached and held in place by means of a steel cable that anchors in turn to a pulley inside the motor-reductor on the base frame. The back support is attached to the base frame in its lower end by means of a pivot axis inserted in a steel countersheet joint. This system is operated through an electrical motor-reductor that gradually pulls the cable and rolls it up to an internal pulley, thus inclining or retracting the support on which the user lies face up and is firmly held against a handle or grip with his/her arms up, allowing the back muscles and shoulders to stretch and the spine to return to its correct position.

Abstract: An ergonomically designed weightlifting bench that is provided with an adjustable foot rest and an adjustable knee support. The bench is made of a frame that includes arms that support an Olympic or other weightlifting bar. A pair of pads are mounted to the top of the frame of the bench. The adjustable foot rest is mounted to the frame of the bench. The adjustable foot rest is made of an extendable arm that pivotally mounts to the frame of the bench. A foot pad is mounted at the top of the extendable arm. An adjustable knee support is provided in the center of the bench.

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: An exercise wheel comprises a housing, two grip rods respectively secured to two sides of the housing, a chassis housed by the housing, a main shaft supported by the chassis, a main gear mounted around the main shaft, two wheel assemblies, and two torsion springs. Each wheel assembly is rotatably mounted to the chassis and includes a shaft with a toothed portion for meshing with the main gear. The torsion springs are mounted around the main shaft and respectively located on both sides of the main gear. Each torsion spring includes a first end securely attached to the housing and a second end securely attached to the main gear. The main gear comprises a peripheral stop surrounding at least one of the torsion springs to thereby avoid radial outward expansion of the torsion springs resulting from movements of the wheel assemblies in a rearward direction.

Abstract: The stretching device has a leg support with an adjustable foot support attached to a first end of an elongate bar. First and second vertical hollow rods are attached to the elongate bar. A horizontal bar is attached to the first and second hollow vertical rods. A third vertical bar is attached to the second vertical hollow rod. An arm support unit is adjustably attached to the third vertical bar and has opposite upwardly bend sections attached thereto and a U-shaped arm holder. A bench unit has an adjustment mechanism to an underside of the bench unit and is insertable into the second vertical hollow bar. The adjustment mechanism has first and second openings for receiving a pin to adjust the horizontal position of the bench unit.

Abstract: A stretch therapy apparatus provides for enhanced physical fitness as well as rehabilitation and medical treatment by allowing the user to increase core flexibility and shoulder flexion. The stretch therapy apparatus includes both a hip locking mechanism that retains the user's hips securely so that he or she may than rotate about his or her spine to grasp a grip (i.e., handle, vertical pole, etc.) located outside the opposite hip and preferably located behind the user's opposite shoulder prior to beginning the stretch. One embodiment of the hip locking mechanism allows the user to easily and safely separate his or her legs by 180 degrees or more using a hand crank or motorized mechanism. Alternatively, the hips and pelvis may be locked in place by the legs being restrained and the hips pushed against an object such as the back of a chair.

Abstract: An ingenious calf and ankle exerciser for engagement with the lower leg muscle and ankle which consists of a shin support w/protective pad (10), back support (14), a front support w/band brackets (16), and an adjustable sole support (30) affixed together by a pivot mechanism (24) to allow pivotal motion of the framework about substantially the same axis of the joint of the ankle, an adjustable arm (22) and an ankle connector pivot pin mechanism (37) which supports back support (14) and front support w/band brackets (16). The front support w/band brackets is swingably connected to the toe pocket w/band bracket (32) by the desired pressure resistant band (34). Then one would pull the front support w/band brackets upward to their leg and drop the back support arm w/ locking latches (15) down onto the locking catch post (18) locking the Calf Master in position. Once locked in place the, Calf Master provides swinging resistance through a range of the pivotal and lateral motion of the ankle.

Abstract: A hand-held exercise device is described which positions the user's hands and wrists at an appropriate angle to minimize stress on the joints and ligaments, while allowing an isokinetic workout tailored to the user's own flexibility and strength. A method of using the exercise device is also described.

Abstract: A method of preventing deep vein thrombosis of airline passengers has the steps of retaining a passenger in a sitting position on an airplane seat, providing a stretching element which is substantially immovable relative to the airplane seat, engaging the immovable stretchable element by a passengers arm or leg, stretching the stretchable element by the passenger's arm or leg so as to provide exercising of the passenger's arm or leg in the position while the passenger sits on the airplane seat and his arm and/or leg overcomes a resistance of the stretching element, thus causing a forced exercising of the arm improve blood circulation and prevent a blood clot formation.

Abstract: A low back exercise unit providing a means to passively, safely, and gently create a curved longitudinal posterior stretching of the muscles, tendons, intervertebral disks and ligaments of the human low back. This specific curved longitudinal posterior stretching action improves low back strength and flexibility and helps to relieve painful pressures on nerves that are caused by abnormal structural conditions or tensions of the low back area muscles and/or connective tissues. The unit is height adjusted using the Upright supports (12) & (16) and Tilt brackets (24). The person lies supine between the Stabilizer extensions (20) and places their calves on top of the Deck (10). The angle is adjusted by coupling the Connecting rods (14) with the Angle control bars (22).

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: The apparatus includes a link rod (5) pivoted by its first end (6) on the equipment frame via a first joint (7) permitting a turning motion about a swing axis (8) perpendicular to the vertical middle plane of the seat. A head rest (9) is functionally connected to the link rod (5) so that the link rod participates in turning the head rest during an exercise movement while the person's head is leaning against the head rest. The apparatus also includes a multi-joint angular linkage mechanism (12), of which the link rod (5) constitutes a part. The multi-joint angular linkage mechanism (12) is connected to the head rest (9) so as to cause it to move during an exercise movement along a curved path that substantially coincides with the natural path of the neck.

Abstract: A personal exerciser has a back plate, two connecting plates, at least one elastic member and two lateral arms. Each connecting plate is pivotally connected to opposite sides of the back plate. Each elastic member is connected between the two connecting plates. Each lateral arm is attached to each connecting plate, and the angle of the lateral arm is adjustable relative to the back plate. With such a personal exerciser, the elastic members will be stretched while at least one of the arms is pivoted relative to the back plate. An exercising or conditioning effect can be provided. In addition, because the angle between the back plate and each lateral arm is adjustable, the exerciser can be used in different ways. The use of the exerciser becomes more versatile.

Abstract: An exercise assembly designed to strengthen and stretch predetermined portions of a user's body including but not limited to the muscle group of the abdominal area, the spinal column, and the neck particularly in the area of the cervical vertebrae. The exercise assembly includes a base portion defined by a neck engaging portion and two spaced apart shoulder engaging members mounted in overlying relation to the shoulders and on opposite sides of the neck. Two arm members extend outwardly in a forward direction relative to the orientation of the assembly on a user's body and are structured to be gripped at an outer portion by the hands of the user wherein a lifting force is exerted on the neck during the performance of a variety of specifically defined exercises by a pulling force being exerted on the arm members by the user.

Abstract: An exercise device for specific isolation and development of abdominal, pelvic, shoulder, forearm and buttock muscle groups comprises a deformable spring-resistance which is closely retained against the user's lower abdominal and upper leg region. When the device is used in a horizontal position the user kneels on the frame and grasps the frame with the hands and performs a pelvic thrusting motion against the resistance means by use of the above-stated muscle groups.

Abstract: An apparatus for carrying out flexion exercises of the calf muscles is disclosed. The present invention provides a calf and foot stretching apparatus wherein the ball, the arch, the plantar fascitis and the heel of the foot conform to a convex curve of a foot plate with a slip resistant surface. While providing for effective stretching, the device provides for performing stretching and exercising in a safe, controlled and comfortable manner due to the design of the apparatus. The curved foot plate is firmly attached to a sturdy and stable support structure that may have means for attaching to a floor. Furthermore, so as to assist in keeping one's balance, the apparatus may have a vertical bar extending from the support structure to a height sufficient for one to hold onto while exercising.

Abstract: A portable stretching apparatus can be deployed in a manner that allows one limb of a user to be restrained on a base unit supporting the user's body while another limb is stretched by pulling a cable at one end to move the other limb attached at the other end of the cable. A cable handling device is arranged so that it can be moved at any position across the width of the stretching device. A measuring device allows a user to measure the relative extent of a stretching exercise.

Abstract: A multipurpose exercise and stretching apparatus includes a leverage system and a base platform. The leverage system includes a first component having a plurality of spaced apart horizontal bars; a second component having a foot support and at least one foot stirrup for supporting a foot; a third component having at least one lower grasping bar in a spaced apart relationship to the foot support component; a fourth component having a pair of opposed vertically extending angled grasping bars; a fifth component having a plurality of spaced apart horizontally extending overhead bars mounted on at least one overhead support member; and a sixth component having a plurality of spaced apart angled overhead bars.

Abstract: An exercise wheel includes a housing, a wheel base equipped with two main wheels and a front balance wheel and mounted in the housing, a slide slidably mounted in a longitudinal track in the wheel base, a torsional spring disposed between the slide and the longitudinal track for providing the slide with a recovery force enabling the slide to return to its original position, and a belt connected between a wheel axle, which is rotated with the main wheels to take up/let off the belt when the user reciprocate the exercise wheel on the floor, and the slide.

Abstract: An abdomen exercise device includes a bed body having a backrest and a seat pivotally connected with a joint to permit the backrest swing up and down to force the back of a user lying on the bed body bend the back up and down to exercise the user's abdomen. The backrest is swung up and down by a drive rod moved by a drive device consisting of a motor, a drive wheel, and a chain gear fixed with a lower end of the drive rod and a drive chain gear fixed eccentrically with the drive wheel rotated by the motor. With an endless chain extends around the drive chain gear and the chain gear to let two ends of the drive rod seesaw to swing up and down the backrest automatically.

Abstract: A portable exercise device identified for abs and hips conditioning comprising a generally rectangular, rigid frame supporting a tilted seat and laterally aligned, handle bars used for hand bracing when the user is seated thereon. A single lever arm of an elbow configuration is transversely disposed above the seat and is adapted for pivotal lifting which is effected by the thigh movements. The device has a moment means positioned beneath the seat, which means is operatively tied to the lever arm pivot point. Resilient tensioning means are also secured to the frame and provide the variable countervailing force needed to resist the user imposed arcuate movement of the lever arm.

Abstract: Hybrid stretching and exercising machine. The machine comprises first and second elongate track members having proximal and distal ends ranged in a co-linear fashion. First and second foot-receiving members are slidably and rotatably mounted upon respective ones of the track members, and are further inwardly biased toward the respective proximal ends thereof. Preferably, the degree of bias may be selectively controlled. In use, the user is able to rapidly stretch and strengthen the muscles of both right and left legs by merely twisting about the device by approximately 180°. The device further preferably includes a handle member to provide support during use of the device, and may be further adapted to enable the user to perform rowing, curl, and abdominal-strengthening type exercises.

Abstract: An inexpensive, compact and portable device useful for assisting a person to stretch his/her muscles. The device consists of a flexible, inelastic strap having a plurality of large loops disposed along the length of the strap and attached thereto. The loops, preferably of 1-2 inch hemp webbing, are dimensioned to fit over large portions of the body extremities during stretching such as the thigh and/or shoulder. The large size of the loops enables the user to stretch various muscles or groups of muscles without the need for grasping the device. By obviating the need for grasping the device during a stretch, a user can maintain a completely relaxed position during a stretch, employing gravity to provide a stretching force. An advantage of stretching while relaxed is that the user may effortlessly hold the stretch longer, thereby enhancing the benefit of the stretch.

Abstract: A damping assembly has a bracket, a damping wheel, a torsion spring, at least one pair of rotating wheels and a strap. The damping wheel is rotatably mounted in the bracket. The torsion spring is arranged between the bracket and the damping wheel to provide a torsion force to the damping wheel. A cord wound around each rotating wheel of one pair of the rotating wheels. The strap is connected between damping wheel and the secondary axle with the rotating wheels attached to the cords. By such an arrangement, the damping assembly can be used with a roller exerciser or a chest exerciser with little additional structure. The use of the damping assembly becomes more versatile. The cost for manufacturing different types of exercisers is decreased.