Abstract: A method and apparatus for exercising internal and external oblique muscles utilizes lateral forces generated by the feet and maintain the upper body in a fixed position to facilitate exercise of the oblique muscles. The apparatus and method vary the inertial forces applied outside the feet to affect the degree of difficulty of the exercise.

Abstract: An exercise apparatus used to simulate skating or roller blading movement in a user includes a pair of sleds or shuttles which include a pedal adapted to support the foot of a user standing thereon. The shuttles are movable along a respective guide assembly consisting of one or more rails which curve away from each other extending from proximate forwardmost ends, outwardly and rearwardly. The rail assemblies are provided in a substantially mirror arrangement and curve downwardly from their respective forwardmost ends to a lowermost distal portion. A guide member is provided to assist in positioning and maintaining the shuttles in sliding movement along each guide assembly, whereby the reciprocal sliding movement of the shuttles along an associated guide assembly acts to guide the feet of the user in skating or roller blade movement.

Abstract: Balancing equipment that provides a selectively dynamic platform for an individual thereon. The weight and movement of the individual causes the platform to tilt in any direction, thereby attempting to throw off the balance of the individual, causing the individual to work on maintaining balance while on the dynamic platform. The dynamic nature of the platform can be adjusted to correspond to the balancing abilities of individuals. An adjustment mechanism increases or reduces the amount the platform is able to tilt, without requiring the raising or lowering of any component of the platform. An exercise mechanism can also be connected to the platform to further modify the dynamic nature of the platform.

Abstract: The present invention is directed to a portable personal training and exercise device with a cable and pulley mechanism which also is a mobile personal training and exercise device having an ergonomic plastic external housing that with the use of straps fits in the hand as well as against different parts of the body. The present invention has a cable and pulley mechanism inside a housing which has a pulley rotatably mounted on a shaft that spins in only one direction. The pulley spins in both directions so that it is spring biased for rewinding a cord onto the pulley. Next to the pulley is a brake wheel or brake bushing that is attached to the shaft. The brake wheel or brake bushing and a pulley spinning on a single shaft inserts into a sealed ball bearing on both ends. A spring is connected to the bottom of the pulley. In the center of the pulley is a combination ball bearing/one-way clutch that turns the shaft only in one direction. The shaft is attached to the brake wheel or brake bushing.

Abstract: A weighted resistance device worn across and around personal foot coverings comprising a forward positioned weight containment pouch; a rear positioned weight containment pouch impermanently and adjustably attached to said forward positioned weight containment pouch; and a foot affixation band attached to said forward positioned weight containment pouch, said band substantially positioned circumferentially about the top, bottom, left and right sides of a foot-worn article.

Abstract: Disclosed is a device to aid in spreading a person's legs to increase the flexibility of the groin and thigh muscles. The device employs a bar having a central curved segment that engages the lower back region. Each end of the bar has a pulley through which a cord extends with a handgrip and a stirrup at opposite ends of the cord. The user sits on the floor and places their feet through the respective stirrups, and pulls on the handgrips which pull the feet to spread the legs.

Abstract: A stretching apparatus includes a base comprising a seat, a back support mounted to the base, at least one leg support pivotally mounted to the base, a first strap securing a user's leg to the leg support, a foot pedal positioned at a free end of the leg support, and a second strap securing a user's heel to the leg support.

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: A seat exercise device for use onboard a mobile platform such as a commercial aircraft is disclosed, wherein a passenger engages the exercise device while seated to reduce the risk of deep vein thrombosis (DVT) during extended periods of travel. The preferred embodiment of the present invention comprises a leg support secured to a passenger seat and a foot support secured to a lower end of the leg support. A trombone spring is secured between the leg support and the foot support such that a passenger may push down on the foot support to flex and contract thigh muscles. Additionally, a pivot spring is secured between the leg support and the foot support such that a passenger may pivot the foot support to flex and contract calf muscles. Accordingly, the flexing and contracting of leg muscles increases blood circulation and reduces the risk of DVT during long flights.

Abstract: An apparatus for modifying the stride of a baseball batter's swing motion, including means of capturing a lower portion of a baseball batter's foot and means of elastomerically tethering the capturing means to substratum, wherein the batter's leading foot is allowed to stride in any direction essentially free of substantial distal destabilizing hindrance.

Abstract: A generally rectangular exercise board with curved ends has an upper planer support surface. Beneath the support surface, are two projecting spaced parallel arcuate rockers. Each rocker has a flat portion adjacent to one long edge of the rocker board. The flat sections makes an angle of approximately 45° with the planar surface of the board. A hemispherical projection is formed between the two rockers. A band of rubber is fastened to the board between the rockers which is arranged to accommodate a foot placed between the band of rubber and the bottom surface of the board so the front portion of the foot is elastically biased against the board and exercises can be performed by moving the foot away from the board to induce elastic strain in the band of rubber.

Abstract: Exercise equipment toning and strengthening the muscles of the abdomen, back, shoulders, arms, and legs. A plurality of hand attachments, elbow attachments, knee attachments, and foot attachments are provided which allow the user to exercise their whole body. The bottom of the hand attachments, elbow attachments, knee attachments, and foot attachments have caster wheels attached so that they can roll on a variety of surfaces. The hand attachments and elbow attachments are combined to form gloves and the knee attachments and foot attachments are combined to form boots. Pads are provided on the top of the hand attachments, elbow attachments, and knee attachments to cushion the user.

Abstract: The legs of a bedridden patient can be exercised by attaching a shoe-attachable unit to each shoe of the patient and rotating and maneuvering the legs of the patient via the shoe-attachable units.

Abstract: A device for support and elevation of the lower extremities. More specifically, the invention is a leg elevator that provides calibrated, adjustable support for the upper leg, the lower leg and the foot. The leg elevator is adjustable to many different positions through the use of three independent adjustment mechanisms. The upper leg portion of the leg elevator can be adapted to accommodate people that have upper legs of various lengths. The height of the lower leg portion is also adjustable, and the relative angular position of the upper and lower leg can be varied from a generally flat position, to a substantially bent position. The invention can be used to provide elevation for either leg separately or for both legs simultaneously. The leg elevator is lightweight, easily disinfected, and can be collapsed to a relatively flat position for ease in transport and storage.

Abstract: An ankle, leg and hip exercising device is disclosed which includes a parabolic-shaped base portion having a foot supporting and retaining portion at the upper end thereof. A plurality of pipe stubs are secured to the device which are adapted to receive weight supports thereon. At least one of the upstanding pipe stubs is designed to have a flexible tubular member positioned therein which extends upwardly therefrom so that the user may either resist the movement of the device in any of its 360° permissible movements, and also enables the user to cause the movement of the device in any of its 360° movements. The foot of the user is securely received in a recessed portion of the foot supporting and retaining portion to positively maintain the user's foot in the proper position. The device of this invention may be used while either sitting, reclining or standing.

Abstract: An exercise assembly structured to direct the foot-ankle-leg, knee, etc. and associated portions of a person's body through a plurality of different paths of movement, wherein each path of movement comprises an at least partially different configuration such that exercise resulting from the various movements will be concentrated on predetermined portions of the body being exercised. The platform is suspended by a support assembly interconnected to a base and is preferably, but not exclusively, directed through the aforementioned paths of movement manually by the user. A sensor assembly including a processor may determine and store selected movements of the platform for graphical or other visual display to the user and for programmed duplication of the sensed paths movement when desired.

Abstract: An exercise device comprising two box-like open-sided platform sections disposed side-by-side in a closed, storage and transporting position or end-to-end in an open exercising position and having two rotary disk assemblies that are mountable in a plurality of fixed exercising positions along the platform sections by means of pins on the lower sides of the disk assemblies and a longitudinal series of mounting holes in each platform section. Elongated elastic resistance bands are connectable between the rotary disks, on hook connectors thereon, and between the disks and the platform sections, in various ways for closed-chain operation, when desired, or removable for open-chain exercises. A carrying handle and latches are provided in the platform sections, and U-shaped connectors are provided to join the platform sections together.

Abstract: The present invention is directed towards a footrest which can be used as an exercise and/or massaging device for a user's lower extremities. The invention is very suitable for employment with a standardized stabilizer bar present under most every airplane seat. The functional element of the invention utilizes a compressible cushion or massage devices made from lightweight materials such as plastic. The invention is mounted onto the stabilizer bar by resilient arms that are dimensioned to be snap-fitted onto the bar.

Abstract: A spring board construction in one embodiment with a board member, first and second bindings, and first and second spring units coupled to the board member. The spring units can have resiliently deflectable upper and lower arcuate spring members joined in an opposing relationship. The spring units can be disposed generally parallel to one another and perpendicular to a longitudinal dimension of the board member. The first and second ends of the upper and lower arcuate spring members can be fixed together by being mutually enveloped in first and second encasements. The spring members can be crafted from a composite of plastic and fiberglass. Traction members can be fixed to mid-portions of the lower spring members.

Abstract: In order to support the traveling or sliding movement of a moving person (5) equipped with traveling or sliding platform (6), a sport device comprising elastic connecting member (1), preferably in the form of an elastic cable, is used. One end of the sport device is connected to a holding object (4), while the other end is detachably connected to the moving person (5) or held by the same. The holding object (4) is connected to the ground in a fixed manner, enabling the moving person to use the tension or extension force of the connecting member (1) by means of relative travel movements or corresponding arm movements, in order to generate acceleration forces exerted on the traveling or sliding platform (6).

Abstract: An exercice device comprising a foot-rest (6) including a curved lower surface (1), and a substantially rigid upper surface (3), designed to deform under the body weight of the user. An embodiment may include means (4) for securing the device to a user's foot. Rocking of the device by a user enables them to exercice their leg while seated.

Abstract: A device includes a foot-engaging element that can move in a spherical pattern and has resistance to movement generated by elastic straps. The straps can be added, changed or removed to customize the resistance to the exact pattern required to achieve maximum benefit for the user. The device does not require a user to place his or her weight on their foot to exercise, strengthen or rehabilitate an ankle. The device can be easily assembled and disassembled and transported.

Abstract: A lower extremity rehabilitation and exercise device has a platform to which at least one foot is secured. A fulcrum is placed beneath the platform at various locations. Exercises performed by the user involve the platform pivoting about the fulcrum in a manner that requires the use of specific muscles or muscle groups. Various fulcrum locations correspond to particular muscles or muscle groups which are stressed while the exercise is performed. The exercises build strength in the muscle or muscle groups which are stressed during exercise. Proprioception within the stressed muscle or muscle group is also developed during exercise.

Abstract: A rehabilitation aid includes a leg sleeve, an adjusting means connected to a front side of the leg sleeve, a spring connected at an end to the adjusting means, and a foot strap connected to another end of the spring. The leg sleeve and the foot strap are designed for adjustably putting around a user's leg close to a lower part thereof and the user's sole close to the toes, respectively. The spring is adapted to generate a pulling stress suitable for the user through control of the adjusting means, so that the user's toes and ball of the foot are raised along with the user's heel via an upward angular pulling force provided by the spring to protect the user from tripping and falling during practicing walking alone.

Abstract: A method for improving balance and coordination associated with the performance of a sport motion. The method comprises the initial step of providing a training apparatus, the latter comprising a stationary base member having first and second platforms rotationally mounted. The first and second are adapted to receive, respectively, a foot of an individual to enable the individual to stand thereon such that each foot can rotate independently about a separate axis. While standing upon the device, an individual may perform a variety of movements, such as a tennis stroke, golf swing, and the like, and, by virtue of imparting rotational movement to the feet, enable an individual to optimally perform proper rotational movements. The training method maybe incorporated into a sports instruction regimen applicable to a wide-variety of sports, including skiing, surfing, and martial arts, as well as many activities, in addition to tennis, golf and baseball.

Abstract: Rocking exercise device including at least one rocking member having an arched bottom face. A top face of the rocking member is provided with a front step board and a rear step board oppositely inclined toward the center. The opposite ends of the front step board and rear step board of the rocking member respectively have a downward extending front projecting block and a rear projecting block. The rocking member is equipped with two fastening straps at the front and rear step boards. A shaft hole transversely passes through the rocking member. A center point of the shaft hole and a center point of the arch of the bottom face of the rocking member are not at the same position. One end of a shaft rod is fitted in the shaft hole and the other end of the shaft rod is fitted in the shaft hole of an adjacent rocking member.

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: A leg exerciser includes a casing having a slot in a top thereof, a transmission mechanism mounted in the casing, a legrest, and at least one massage rod. The transmission mechanism includes a motor and a movable block extending through the slot of the casing. The movable block moves reciprocatingly along the slot of the casing when the motor is turned on. The legrest is fixed to the movable block to move therewith. The legrest has two recessed portions for supporting a user's legs. The massage rod is attached to the movable block to move therewith and includes at least one massage portion for providing a massaging function. At least one wheel is mounted to the massage rod and in rolling contact with the casing.

Abstract: A multipurpose exercising apparatus is constructed to include a plastic flat base frame positionable on a flat surface, the base frame having a plurality of eyes spaced around the periphery thereof, a semispherical shell made from polyurethane and covered on the base frame, the semispherical shell having a plurality of raised portions over the outer surface thereof for imparting a massaging effect to the user using the multipurpose exercising apparatus, and a plurality of elastic pull cords selectively fastened to the eyes of the base frame for pulling by the user.

Abstract: An exerciser has a stand, a base and two covers. The stand has a supporting rod, a knob and a stand rod. The knob is detachably attached to the supporting rod. The stand rod is universally connected between the supporting rod and the knob. The base is detachably attached to the bottom of the stand to support the stand. The covers are pivotally connected to supporting rod of the stand. Each cover has a chamber to receive the elements of the stand and the base after the stand and the base are disassembled. Accordingly, the exerciser is detachable and portable so that the portable exerciser can be carried to anywhere conveniently.

Abstract: A ball positioning structure on which a ball is placed comprises a lower body including a round disk with a through-hole in the center thereof, an upper body covered on the lower body and having a bore provided in the center thereof which is in alignment with the through-hole; a bearing disposed in the bore of the upper body such that the upper body and the slide device are mutually rotatable, and a frame, on which a ball is placed, disposed on the surface of the upper body. A user may sit on the ball, press the ball, or lean on the ball and make fixed-point rotation to enhance enjoyment of playing.

Abstract: An angle-adjustable exerciser comprises a base, an adjustment disk set and a support plate. The base attaches to a spherical cast piece on top and a plate with large surface at bottom. At the periphery of the spherical cast piece, there is an adjustment disk set composed of the first disk, the second disk and a few screws. At center of the first and second disks, there are holes for the disks to install at the periphery of the cast piece. At the corresponding position, there are several through holes at the first and second disks, so the disks can be connected by at least two positioning screws. The distance between the disks is maintained by positioning screws. Another through hole is for an adjustable screw to tighten or loosen the disks. This is also to adjust the declined angle for the adjustment disk set on the spherical cast piece.

Abstract: A weighted footwear insert for use inside a footwear. The weighted footwear insert includes a weighted plate defining at least one longitudinal fold line and a plurality of transversal fold lines. The fold lines are specifically positioned so as to allow the weighted plate to follow the contour of the sole of a foot during movement of the latter.

Abstract: Requiring no special ability, this exercise devise can be used by anyone for simulating walking, while sitting down. Consisting of two pedals that move in opposition to one another as one foot presses down, while the other is pushed up, the device is placed under your feet while sitting in a chair. By turning clockwise a resistance dial located on a stem, resistance is adjustable by the user. A straight metal axle at the rear of the device serves as an axis about which two pedals rotate and furnishes support through the attached feet. Mechanism of resistance is provided by opposition against two arc shaped wedges offset by an angle resulting in one pedal rising as the other falls. Each end of a curved axle in the front provides support. The straight axle in the back is connected to the curved axle in the front by a central housing on top of which is positioned the resistance dial.

Abstract: An exercise apparatus is described which when used can improve the muscle tone and/or strengthen the calve muscles of a user. The exercise apparatus comprises a riser extension attached to the bottom end portion of a foot plate in which the user may exercise the calve muscles by rocking the foot plate up and down while maintaining contact with a floor surface with the riser extension. The exercise apparatus also comprises a means for securing the users foot onto the foot plate. A thigh harness is connected to the foot plate with at least one tension member which provides resistance to the users efforts in rocking the foot plate up and down.

Abstract: A foot stepper exercise machine is composed of a base (10), two platform elements (20R, 20L) pivotally secured on the base (10), and two resilient elements (30) sandwiched between the base (10) and the corresponding platform elements respectively. The resilient elements (30) provide recoiling force for the platform elements (20R, 20L) and substitute mechanically hydraulic presses so that the structure of the foot stepper is simplified and a user is enabled to selectively operate the foot stepper in different ways while sitting.

Abstract: A balance board comprising a platform (4) to support a user, a ground contacting rocker member (8) having a rounded surface (16) to permit pivoting of the platform about a first axis (10), and an interconnecting member (14) extending between the rocker member and the platform to permit pivoting of the platform about a second axis (11) substantially perpendicular to the first axis and about a third axis (12) substantially perpendicular to the first and second axes. The interconnecting member and the rocker member cooperate to define a central pivot region, for pivoting of the platform about the three axes. Preferably, the balance board includes stop members (30) to adjust the pivoting movement of the platform about at least one of the axes to make balancing of the platform adjustable depending on the skill level of the user. The balance board is used as an exercise device to improve and develop the balancing ability of a user.

Abstract: An exercise machine for exercising the hamstrings includes at least one weight; a weight support surface below the weight; an upright weight guide shaft laterally spaced apart from the weight; a weight displacement pedal slidably mounted to the pedal guide shaft; a machine frame; a generally horizontal pulley axle secured to the machine frame at a position higher than the weight and higher than the weight displacement pedal and laterally between the weight and the pedal guide shaft; a pulley mounted on the pulley axle so that the pulley is rotatable relative to the machine frame; a cable extending over and riding on the pulley and having a cable distal end secured to the weight and having a cable proximal end secured to the weight displacement pedal, the cable being of a length so that when the weight rests on the weight support surface the weight displacement pedal is elevated.

Abstract: Disclosed is a sports shoe having a shell 26, an inner sole 10, a middle sole 16, and sponges 12 and 14 attached between the inner sole 10 and the middle sole 16, including: a space part 17 formed within the middle sole 16; a first metallic rod 18a and a polyvinyl chloride (PVC) pipe 20 constantly spaced apart each other and inserted into the space part 17; and a second metallic rod 18b being detachably inserted into the PVC pipe 20.

Abstract: An exercise footboard structure includes a base, a lower support seat, an upper support seat, and a plank. The lower support seat is adjustably mounted on a cylindrical pillar of the base. The upper support seat is mounted on the lower support seat in conjunction with a plurality of elastic pieces which are fastened between the lower support seat and the upper support seat. The plank is mounted on the upper support seat such that the plank can be caused by an external force to tilt or swivel back and forth.

Abstract: An exerciser has a base and a rocking plate. The rocking plate is rotatably attached to the base with a ball joint. Consequently, a user can swing or twist body, rotate ankles and develop feet muscles when the user steps on the rocking plate to keep balance. The exerciser can exercise the lower part of the body of a user. This exerciser is more versatile than the prior art.

Abstract: A generally rectangular exercise board with curved ends has an upper planer support surface. Beneath the support surface, are two projecting spaced parallel arcuate rockers. Each rocker has a flat portion adjacent to one long edge of the rocker board. The flat sections makes an angle of approximately 45° with the planar surface of the board. A hemispherical projection is formed between the two rockers. A band of rubber is fastened to the board between the rockers which is arranged to accommodate a foot placed between the band of rubber and the bottom surface of the board so the front portion of the foot is elastically biased against the board and exercises can be performed by moving the foot away from the board to induce elastic strain in the band of rubber.

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: The present invention provides a muscle strengthening and rehabilitation apparatus and a method for use thereof wherein multiple radii of curvature are used to provide a full three plane range of motion. The apparatus includes a first surface for receiving a patient's extremity and a generally hemi-ellipsoidal second surface for contacting a support surface. The patient applies a force to the extremity on the first surface, and can pivot the apparatus around the second surface in any direction to strengthen and rehabilitate the muscles of the extremity.

Abstract: The present invention relates to a sport apparatus intended for training, wherein said apparatus comprises a base plate (1) preferably in the shape of a disc as well as rocking skids (4) provided on one side of the base plate. A standing plate (100) is mounted so as to be capable of rotation to the base plate (1) so that a rotation movement can be superimposed to the rocking movement thanks to said standing plate (100).

Abstract: An exercise device for leg exercises comprising a pair of foot pedals connected to actuation rods. While an operator is in a seated position, the operator uses their foot to apply pressure to the foot pedals so that the rod telescopes into and out of a bearing block in response to the applied pressure. A crossbar, elevated off ground by a pair of arched base bars, supports the bearing block for the telescoping oscillations.

Abstract: A leg column extends between a user's legs, and a connected foot column extends front to back between the user's feet. Front and rear foot rods beneath the foot column bear against the soles of a user's feet. Cushioned front, rear and upper weight rods are connected to the leg and foot columns to bear against the foot above the user's toes, the user's feet above the heels and the lower legs at the shins, respectively. Barbell weights are removably connected to the weight rods. The relationships of the foot rods and weight rods are adjustable to suit a particular user. The leg barbell is completely free from connection to any fixed structure and, although secured to the user's legs and feet for a variety of exercises, is readily disengaged. The weight rods and foot rods may be connected with telescoping mounting members or perforated barstock to facilitate convenient adjustment.

Abstract: The present invention provides performance enhancing shoe components and methods of using those shoe components to increase exercise performance. The shoe components comprise a layer of 1,4-polybutadiene and, optionally, a high energy returning rubber. A second layer of an energy returning rubber and/or a coating is optionally applied to the first layer. The invented shoe components may be formed as shoe inserts, insoles, midsoles, soles, or portions thereof.

Abstract: An exercise apparatus that contains a frame and a carriage that moves back and forth along the length of the frame. The movement of the carriage along the frame is resisted by springs that join the carriage to the frame. Two foot support platforms are provided. The first foot support platform extends upwardly from the top of the carriage. The first foot support platform has an adjustable incline and contains a bar that uniformly extends across the width of the carriage a predetermined distance above the top surface of the carriage. The second foot support platform extends above the frame in front of the carriage. Side railings are also provided on either side of the frame. By providing both the unique structure of the first and second foot support platforms and the side railings, a person can not only lie on the moving carriage, but also can stand and kneel between the frame and the moving carriage. As such, a larger variety and diversity of exercises can be performed.

Abstract: Footwear is employed for stretching an individual's calf muscles. The footwear includes a base member and a foot support member angularly disposed relative to the base member. The angle between the base member and the foot support member can be adjusted.