Abstract: An exercise machine of the horse-type on which a user is seated and glides generally horizontally in a reciprocal motion. The present invention comprises a support frame, a seat assembly, a unitary handlebar/footrest assembly, and a glide assembly. The glide assembly is pivotally and operably linked to he seat assembly by a seat riser arm, which in turn is pivotally and operably linked to the handlebar/footrest assembly by a linkage bar. The frame includes generally a rear vertical support fixedly extending upwardly and perpendicularly from a rear base foot, a longitudinal rail assembly upon which the glide assembly reciprocally moves and further includes a front vertical support fixedly extending upwardly and perpendicularly from a front base foot.

Abstract: An exerciser includes a base tube and an extension slidably engaged in the base tube. The extension includes a front end movable outward of the base tube. A frame is secured to the front end of the extension for supporting a shaft and a pulley. One or more wheels are secured on the shaft for facilitating the movement of the extension relative to the base tube. A resilient band is received in the base tube and the extension and has a front end engaged over the pulley. A handle is secured to the front end of the resilient band for exercising the upper muscle.

Abstract: A multipurpose exercise machine comprises a main frame, a loading frame, and an operation frame. The main frame is composed of two arcuate frames separated at an interval. The loading frame intended to support the weight of an exerciser is fastened pivotally with the main frame. The loading frame is provided at one end thereof with two pedals fastened pivotally therewith. The operation frame comprises a curve rod fastened pivotally with two frame rods of the main frame, a first driving rod, and a second driving rod. The first and the second driving rods are fastened with the loading frame. The curve rod is fastened pivotally with an actuating rod. The first and the second driving rods can be adjusted such that the exercise machine can be used for the horse-riding exercise, the arm building exercise, the chest building exercise, and so forth.

Abstract: An exercising apparatus for various rowing and non-rowing exercises having an erected tubular frame comprising two parallel elongated front and back legs, two parallel top and bottom arms, a tubular top, a tubular middle and a tubular bottom axle, a handle and a pulley system, a weight cable system, an extended base, two elongated tracks, and a platform. The said legs are pivotally connected to the top axle that is also connected to the top arms that in turn are pivotally connected to the middle axle and the bottom arms. The bottom axle can slide perpendicularly over the front legs thus creating a folded positions of the arms for rowing exercises or creating an unfolded position of the arms for the non-rowing exercises. The said extended base frame is used as a bases for the platform which is used in the non-rowing exercises. The said base frame also serves as the foundation for a pair of tracks for the wheeled seat which is used in the rowing exercises.

Abstract: A riding exercise machine has a frame with a pull housing operable by a user on a seat. The pull housing is secured to a frame by a pin. Upon removal the riding machine can be folded. A push housing may also be incorporated into the machine.

Abstract: A kayak simulator machine is provided. The machine comprises a support assembly, a resistance-creating device coupled to the support assembly, a cord member coupled to the resistance-creating device, and a paddle-shaft coupled to the support assembly by the cord member. The paddle-shaft has opposite ends rotatably attached to the cord member whereby the paddle-shaft may be twisted relative to the cord member. The cord member is coupled to the resistance-creating device in such a manner that a pulling-resistance is imposed when the paddle-shaft is pulled, the pulling-resistance being greater than the pushing-resistance imposed when the paddle-shaft is pushed. The cord member is also coupled to the resistance-creating device in such a manner that the pulling-resistance is applied to the ends of the paddle-shaft. The paddle-shaft is coupled to the support assembly in such a manner that a center portion of the paddle-shaft may pivot in a three-dimensional pivot space.

Abstract: An apparatus and a method for performing a rear deltoid and rowing exercise are disclosed. A user support and a primary hinge are mounted to a frame. A secondary hinge is mounted to the primary hinge. An arm mounted to the secondary hinge has a handle adapted to be grasped by the user. The two hinges permit the user to displace the handle in either or both the longitudinal and lateral directions. A means for resisting the displacement of the handle, preferably in both the lateral and longitudinal directions, is provided. The resistance means may include an incremental weight stack operably engaged to handle by belts directed by self-aligning pulleys. A second handle, arm and secondary hinge may be provided for the other hand so that the user may exercise both halves of his body. The arms may be connected such that both handles move the same longitudinal and/or lateral distance.

Abstract: An exercise device is disclosed that properly optimizes body mechanics to create a safe and effective lower body or combination upper body and lower body workout. The invention is comprised of a pad for the user to lay on and a foot plate to press the user's feet against. A lift arm is provided with handles at the user's sides. As the foot plate is pressed away from the body and the lift arm is pulled from the user's sides upward toward the head. A linkage connected to the arm supporting the foot plate and a linkage connected to the lift arm both work to rotate a center frame, which supports the pad thus doing work by vertically displacing the same and therefore the body weight of the user. Additional resistance can be added by an elastic spring which is situated to apply tension to oppose the rotational movement of the center frame relative to the base frame of the invention.

Abstract: The exercising action of a rowing machine handle may be changed from pulling to pushing by relocating the front end of a link plate, having its rear end pivotally connected to the handle, from an upper position to a lower position on a pair of blocks mounted to a pivotal foot pedal.

Abstract: A stationary recumbent exercising apparatus which promotes cardiovascular exercise yet minimizes impact to critical joints. A base frame supports a chair adapted to place the user in a recumbent position. The frame also supports a pair of reciprocating members supported within. The foot of the user is positioned on foot pads generally at one end of the reciprocating members. The pivotal linkage assemblies also include arm members which are operatively associated with the reciprocating movement of the foot portion of each reciprocating member. This provides for more natural movement of the ankle, knees and hips eliminating unnecessary stress on these joints yet permitting a cardiovascular workout. The arm members also provide for a corresponding upper body exercise.

Abstract: An apparatus and a method for performing a lat pulldown exercise are disclosed. A user support and a primary hinge are mounted to a frame. A secondary hinge is mounted to the primary hinge. An arm mounted to the secondary hinge has a handle adapted to be grasped by the user. The two hinges permit the user to displace the handle in either or both the longitudinal and lateral directions. A means for resisting the displacement of the handle, preferably in both the lateral and longitudinal directions, is provided. The resistance means may include an incremental weight stack operably engaged to the handle by belts directed by self-aligning pulleys. A second handle, arm and secondary hinge may be provided for the other hand so that the user may exercise both halves of his body. The arms may be connected such that both handles move the same longitudinal and/or lateral distance.

Abstract: This disclosure relates to a rower-type exerciser comprising a support base, a seat, and pivot links connecting the seat with the base to produce a glider-type rocking motion. A resistance device is connected between the parts to resist or restrain the rocking motion. Force arms are attached to the links to enable an operator on the seat to induce the rocking motion, and a foot brace is attached to the support base to enable the operator to brace the feet and/or push or pull forward with footstraps in place against the brace to further induce the rocking motion. The user can emphasize force contributions of either the user's top extremities or lower extremities to the rocking motion inducing forces.

Abstract: A horse riding type exerciser includes a seat post pivotally coupled to a base. A handle is pivotally coupled to the base at a pivot shaft and has a panel secured to the handle and rotatable about the pivot shaft. A number of pivot axles are arranged on the panel and located above and below the pivot shaft. A link pivotally couples the seat post to either of the pivot axles. When the link is coupled to the pivot axle located above or below the pivot axle, the exerciser may be used for conducting either pull type or push type exercises.

Abstract: An exercise machine of the horse-type on which a user is seated and glides generally horizontally in a reciprocal motion. The present invention comprises a support frame, a seat assembly, a unitary handlebar/footrest assembly, and a glide assembly. The glide assembly is pivotally and operably linked to the seat assembly by a seat riser arm, which in turn is pivotally and operably linked to the handlebar/footrest assembly by a linkage bar. The frame includes generally a rear vertical support fixedly extending upwardly and perpendicularly from a rear base foot, a longitudinal rail assembly upon which the glide assembly reciprocally moves and further includes a front vertical support fixedly extending upwardly and perpendicularly from a front base foot. The front vertical support allows the pivotal attachment of the handlebar/footrest assembly forward of the vertical leg support. The glide assembly is equipped with a frictional means by which added resistance may be variably applied.

Abstract: A horse riding type exerciser includes a base, a pair of seat posts and a foot post pivotally coupled to the base. A column is pivotally coupled to the seat posts and has a pair of rollers rotatably engaging with the base. A handle engaged in the column and has a hand grip secured to the handle for pulling the handle. A link pivotally couples the foot post to the column. The hand grip is pulled in order to simulate horse riding type exercises. The handle is disengaged from the column and the link is disengaged from the foot post so as to fold the exerciser to a compact configuration.

Abstract: A horse riding exerciser includes an inclined beam and a post has a front end pivotally coupled to the beam. The post has a seat cushion secured to the rear end. A bar has a lower portion pivotally coupled to the front end of the beam at a pivot pin and includes two brackets secured above and below the pivot pin. A lever couples the post to either of the upper and the lower brackets. The seat cushion may be elevated when the front end of the lever is coupled to the lower bracket and when the bar is rotated toward the seat cushion, and when the front end of the lever is coupled to the upper bracket and when the bar is pushed away from the seat cushion.

Abstract: A rowing exercise machine is made up of a base, a seat member and a control member. The base comprises a curved portion, an inclined portion and an arcuate portion. The inclined portion and the arcuate portion are provided respectively with a leg for supporting the base on a floor. The seat member comprises a seat rod which is fastened pivotally at one end thereof with the arcuate portion and is provided at another end thereof with a saddle. The control member comprises a driving frame and two handles. The driving frame is fastened pivotally with the arcuate portion of the base while the handles are fastened with the seat rod of the seat member. The driving frame is provided with two pedals fastened thereto. The handles are fastened respectively with a connection rod which is fastened pivotally at the bottom end thereof with a roller. The connection rods are actuated by the handles so as to cause the saddle to move upwards.

Abstract: A collapsible riding type exercise apparatus includes a front frame, a seat bar and a forwardly inclining frame pivotally mounted to a rear frame, a pull bar pivotally disposed on the forwardly inclining frame, and a positioning mechanism located at a pivot joint between the forwardly inclining frame and the rear frame. By means of this arrangement, the exercise apparatus may be quickly closed or opened to facilitate transportation and storage.

Abstract: A multi-functional exerciser including a base including a front rod, a rear rod and an intermediate rod mounted between the front rod and the rear rod, a generally inverted U-shaped slide slidably mounted on the intermediate rod and provided at both sides thereof with a roller engaged with the groove of the intermediate rod, a seat assembly including a pair of first supporting rods pivotally connected with the second bracket, a seat fixedly mounted on the supporting rods, and a rotating rod pivotally connected at a lower end thereof with the third bracket and provided at a bottom with a fourth bracket, a pair of resilient members mounted between the first supporting rods and the slide, a backrest assembly including a second supporting rod, a backrest fixedly mounted on an upper portion of the second supporting rod, and a second rotating rod pivotally connected at a lower end thereof with the fifth bracket and at an upper end thereof with an upper end of the second supporting rod, and a footrest assembly inclu

Abstract: An exercise mechanism includes a pair of foot posts having a lower end pivotally coupled to a base. A seat post has a front end pivotally coupled to the base and has a shaft rotatably secured to the middle portion. An extension is extended from the shaft and rotated in concert with the shaft. A lever has a middle portion pivotally coupled to the base at an axle and has a rod secured in the rear end and slidably engaged beneath the seat post. A link pivotally couples the lever to the foot post. A bar is pivotally coupled between the extension and the rod for moving the rod relative to the shaft and for rotating the lever about the axle. A pair of handles have a lower portion secured to the shaft for rotating the shaft and the extension. The rear end of the seat post is moved upward and downward by the rod when the lever is rotated about the axle by the extension.

Abstract: Enhanced body movements and optimum exercising effects are realized in a riding type exercising apparatus which includes separated hand drive and leg drive mechanisms, wherein the hand drive mechanism is located behind the body of the user so that when the user pulls on handles of the hand drive mechanism and pushes pedals of the leg drive mechanism, the handles travel an arcuate path about a pivot point at the hand drive mechanism so that the handles are disposed at a final point that is higher than their starting point. Simultaneously, a seat supporting the user is caused to move forwardly and upwardly in the opposite direction of the handles to prevent unrestricted large arm movements by the user.

Abstract: An exerciser includes a base and a seat post pivotally coupled to the base. A link has a lower end pivotally coupled to the base and has a roller engaged in the upper end for engaging with the bottom surface of the seat post so as to elevate the seat post when the link is rotated. A handle is pivotally coupled to the base and pivotally coupled to the link by a lever. The seat post is rotated by the handle in order to conduct horse riding type exercise. The exerciser may be folded to a rather compact configuration for storing and for transportation purposes.

Abstract: An improved rowing machine includes two main frames, a rear horizontal tube, two rowing bars, a link, a support bar and an action column. A user may ride on a slidable seat of the action column with both feet placed against two pedals at both sides of a front end portion thereof, with both hands pulling the rowing bars. The link drives the support bar to elevate the action column to move on its pivot, so actual rowing may be imitated to achieve exercising effects. As the pivot of the action column is located near the user's side, the slanting angle of the action column when elevated may be reduced to ensure safety. When pressed against by the user's feet, the pedals will provide an auxiliary lifting force according to the lever principle, this facilitating the user's application of force at the rowing bars.

Abstract: An exercise apparatus having a vertically movable weight, and a kayak paddle-like handle engaged by the user to input an input power with a unidirectional exercise force at a user-selected velocity for moving the weight upward. Also included is a brake applying a negative braking power with a unidirectional braking force opposing the exercise force. The braking power has a braking velocity for permitting downward movement of the weight. A brake controller controls the application of the brake to maintain the braking velocity at a selected velocity for at least a selected portion of the user's exercise time. A differential member is coupled to the weight and receives the input power and the braking power. The differential member determines a differential between the user-selected velocity and the selected braking velocity, and applies the resultant to movement of the weight.

Abstract: A rowing machine for training rowers consisting of a round water tank with an inner and an outer wall and centrally located rowing stations with seats, slides, foot stretchers, and oarlocks is disclosed. The rowing stations are radially disposed within the inner wall. As the number of rowing stations is increased or decreased, the radius of the tank may be correspondingly increased or decreased.

Abstract: A foldable horse-riding exercise device comprises a base having a front support rod and a rear support rod which is provided at the top of the front end thereof with a pivoting portion and at the bottom of the front end thereof with a fastening portion to which the top end of the front support rod is fastened pivotally. Two cross rods are fastened respectively with the free ends of the front and the rear support rods. A support frame is fastened pivotally at the bottom thereof with the pivoting portion of the rear support rod. A pull rod is fastened pivotally at the midsegment thereof with the support frame and is provided with two pedals fastened thereto. A seat rod is fastened pivotally at one end thereof with the base such that the seat rod is linked with the pull rod by a linking member which is fastened pivotally at one end thereof with the pull rod and at another end thereof with the seat rod.

Abstract: A rocking exercise device with two seats includes a base body consisting of a plurality of rods erected into a substantially triangular frame, an upstanding post pivotally connected to a central portion of the base body, with a pair of handlebars mounted at an upper portion thereof and a pair of foot rests mounted at a lower portion thereof; an extendible resilient member having an upper end portion thereof pivotally connected to the lower portion of the upstanding post and a lower end portion thereof pivotally connected to a horizontal rod of the base body, a pair of seats located opposite to each other and supported on cantilever beams pivotally joined to the lateral sides of the triangular frame of the base body, the seats further having cushions mounted thereon, and a pair of linkages each of which having two ends respectively connected pivotally to the upstanding post and the cantilever beams.

Abstract: A multipurpose exercise device comprises a frame, a transmission mechanism and two rocking rod members. The frame has a slanted rod provided thereon with a sliding member. The transmission mechanism comprises a first support rod, a horizontal connection rod, and a second support rod. The first support rod is fastened pivotally with the sliding member and the horizontal connection rod. The second support rod is fastened with the horizontal connection rod and is provided with a pivoting lug engageable with a pivot for locating the second support rod. The rocking rod members are mounted respectively on both ends of the horizontal connection rod such that the rocking rod members can be pulled or pushed. The transmission mechanism is provided with an elastic block enabling the multipurpose exercise device to be used interchangeably for doing various exercises.

Abstract: The apparatus converts reciprocating motion of a rowing type exercise into single direction rotational motion of a shaft in a predetermined direction. A reciprocable arm of a rowing type exercise is pivotally mounted to a frame. A shaft, set for rotation in the frame has first and second one way clutches. First and second racks are mounted with respect to the reciprocable arm and engage one or the other of the one way clutches for driving the shaft in a predetermined direction of rotation as the arms are reciprocated. One or the other clutches freewheels against its respective rack when one of the racks is moved in to drive the shaft and thereby retains the driving rack in engagement with its respective one way clutch.

Abstract: A riding-type exerciser includes a base frame and a seat unit having an elongated seat frame with a front portion that extends downwardly from a rear portion thereof and that is mounted pivotally on the base frame adjacent to the front end of the base frame. The seat unit further includes a seat member mounted on the rear portion of the seat frame. An elongated support unit has a bottom portion which is mounted pivotally on the base frame between the front portion of the seat frame and the rear end of the base frame. A pull unit includes an elongated pull beam having a rear portion that is mounted pivotally to the front portion of the seat frame and to a top portion of the support unit, and a handlebar mounted on a front portion of the pull beam. A pedal unit includes a support beam having a lower end mounted pivotally on the base frame adjacent to the front end of the base frame, and a pair of pedal plates mounted on two sides of the support beam.

Abstract: A multi-function exercise machine which makes use of the body weight of an exerciser and has a base frame and a user support frame pivotably mounted thereon. A lever arm mechanism for pivotably raising and lowering the user support frame against the user's weight is provided and comprises a handle bar having a lever arm depending therefrom and carrying a roller on the lower end thereof. An arcuate track is adjustably mounted to the base frame so as to provide an adjustable arcuate pathway for the lever arm roller to travel upon as the user pivotably motivates the handle bars and lever arm secured thereto in order to raise and lower the user support frame. Pushing and pulling exercises may be performed according to the selected position of the arcuate track.

Abstract: A horse riding type exerciser includes a base, a seat post and a foot post and a handle bar pivotally coupled to the base. The handle bar has a upper axle and a lower axle. A link has one end pivotally coupled to the lower portion of the foot post and has the other end for pivotally coupling to the upper and lower axles. The seat cushion is elevated by pulling the handle bar when the link is coupled to the upper axle. The seat cushion is elevated by pushing the handle bar when the link is coupled to the lower axle.

Abstract: An exerciser includes a track arranged above the rear portion of a base. A lever includes a rear portion slidably engaged in the track. A seat post includes a front portion pivotally coupled to the base, includes a middle portion pivotally coupled to the lever. A foot post includes a lower portion pivotally coupled to the base. A link pivotally couples the foot post to the lever. A bar is secured to the lever for conducting pull type horse riding type exercises, and the bar is secured to the foot post for conducting push type horse riding type exercises.

Abstract: An rowing-type exercise device includes a link unit having front and rear link members. The first end portions of the link members are connected pivotally and respectively to front and rear end portions of a base frame unit. An elongated frame body is disposed above the base frame unit and has opposed front and rear end portions to which the second end portions of the link members are connected pivotally and respectively to permit forward and rearward movement of the frame body relative to the base frame unit. A first connecting member has a first end portion connected pivotally to an intermediate portion of the rear link member between the first and second end portions of the rear link member and a second end portion. A second connecting member has a first end portion connected pivotally to the second end portion of the first connecting member and a second end portion connected to an intermediate portion of the frame body of the seat frame unit.

Abstract: An exercise device includes a bar, a handle and a seat post pivotally coupled to the front portion, the middle portion and the rear portion of a base. A foot support is disposed on top of the bar. A seat cushion is disposed on top of the seat post for supporting the users. A rod includes a front end pivotally coupled to the bar and a rear end coupled to the seat post. When the handle is pushed forward, the seat cushion may move downward. The users have to force against the gravity force of the users when the handle is pulled rearward.

Abstract: A horse riding type exerciser includes a seat post pivotally coupled to a base. A handle is pivotally coupled to the base at a pivot shaft and has a panel secured to the handle and rotatable about the pivot shaft. A number of pivot axles are arranged on the panel and located above and below the pivot shaft. A link pivotally couples the seat post to either of the pivot axles. When the link is coupled to the pivot axle located above or below the pivot axle, the exerciser may be used for conducting either pull type or push type exercises.

Abstract: A horse riding type exercise includes a base having a pin secured in the front portion and having a shaft secured on the front portion. A handle is pivotally coupled to the shaft and includes a rod secured to the middle portion and located above the shaft. A beam has a front portion pivotally coupled to the pin and includes a seat cushion secured on the rear portion and includes a front portion pivotally coupled to the rod. The beam is rotated about the pin when the handle is rotated about the shaft so as to elevate the seat cushion.

Abstract: A damping control device includes a flywheel unit mounted on an exercising machine and linked to a main wheel thereof being turned by the player, a solenoid damping unit having a shoe holder mounted on a magnetic reciprocating rod and controlled by a solenoid body to press a friction shoe against the peripheral friction surface of the flywheel in producing a damping friction force, and a power control unit controlled by the setting made by the player through an exercising amount setting control and the speed signal to regulate DC power supply to the solenoid damping unit in controlling the damping force.

Abstract: An exercise apparatus includes an upright column, with a translating shuttle assembly secured within a slot in the column. An adjustable seat is supported by the shuttle assembly. A collar is secured to the upper end of the shuttle assembly, and circumscribes the column assembly in freely translating fashion. A first pivot shaft is joined to the collar to secure one end of a main drive link in freely pivoting fashion. A handle pivot shaft secures a pair of handle members to a second pivot shaft atop the column assembly. A first mounting pin is adapted to releasably secure the other end of the main drive link to the handles at selectively variable distances from the first pivot shaft. Movement of the handles urges the main drive link upwardly to lift the shuttle assembly and the weight of the user. A leg exercise assembly includes a pair of leg struts joined in parallel spaced apart disposition to opposed ends of a third pivot shaft supported on the column.

Abstract: An exerciser for conducting both pull type and push type exercises includes a base having a front pivot axle and a middle pivot shaft. A handle includes a middle portion pivotally coupled to the pivot axle. A post includes a lower portion pivotally coupled to the pivot shaft and includes two pivot joints located above and below the pivot shaft respectively. A link includes one end end pivotally coupled to the handle and the other end pivotally coupled to either of the pivot joints so as to simulate both pull type and push type horse riding exercises.

Abstract: An exercise apparatus is provided which includes a chair, an arm-exercising station, and a leg-exercising station. The arm-exercising station is mounted in the armrests of the chair and includes a support frame attached to the base portion of the chair, a pair of elongated left and right exercise bars disposed within the left and right armrest portions of the chair operable for selective pivotal movement within the armrest portions, and a resistance device attached to the bars for resisting the pivotal movement of the bars. The leg-exercising station is mounted within the footrest portion of the chair and includes an elongated support bar including a hollow outer pole and an inner pole received in the outer pole for upward telescoping movement, and a pedal assembly attached to the support bar and configured for rotational movement thereabout.

Abstract: A foldable exerciser horse comprising plural sets of pivotally connected frame members, such that a user may imitate the movements of riding to manipulate the exerciser horse and achieve the effect of exercise. Since all the frame members are pivotally connected, the entire exerciser horse can be folded to a minimal volume for convenient packing, storage, and transportation.

Abstract: An interactive exercise apparatus engages a user's mind and body. The apparatus comprises a support structure for supporting a user. An exercise mechanism and a steering mechanism are proximal to the support structure. A simulated environment is generated by a computer and displayed on a display system. The user manipulates the exercise mechanism and the steering mechanism to freely navigate through the simulated environment. The computer monitors the exercise mechanism and the steering mechanism to determine user position in the simulated environment. The display is periodically updated by the computer to provide a continuous visual display of the user's position as the user travels through the simulated environment.

Abstract: An exercise device includes an inclined beam. A seat post has a lower end pivotally coupled to the inclined beam and has a seat cushion secured on top. A lever is pivotally coupled to the upper end of the inclined beam and includes a handgrip and a pair of foot pedals. The lever includes two pins extended from the middle portion. A pair of links include one end pivotally coupled to the seat post and the other end having hooks for engaging with the pins so as to couple the seat post to the lever. The hooks are disengaged from the pins for folding the exercise device.

Abstract: An exercise machine includes a bench defining an aperture, a seat slidably mounted on the bench, first and second columns on which the bench is mounted, a board defining a series of apertures, a bolt insertable through the aperture defined in the bench into one of the apertures defined in the board for retaining the board in position in respect to the bench, a third column on which the board is mounted, two rods transversely projecting from the board in opposite directions for supporting feet of an exerciser, two wings pivotably linked to the bench between a folded position and an extended position, two resistance devices each secured to a corresponding one of the wings, two oars each linked to a corresponding one of the resistance devices so that there will be resistance when the oars are rowed, two feet pivotably linked to the second column, two hydraulic cylinders each connected between the bench and a corresponding one of the feet so that the exercise machine is rockable.

Abstract: An exercise machine has a frame, a seat and a pair of articulated exercise arm assemblies. Each of the exercise arm assemblies is pivotally attached to the frame with a four bar linkage. Handles at the outer extremities of the articulated arm assemblies are gripped by the user to perform the intended exercise. The geometry of the arms and their pivot points is arranged so that the handles of the articulated assemblies follow arcuate paths which converge as the handles are moved forwardly. At a starting position for a press exercise, the handles are approximately in line with the shoulders of the user. As the handles are pushed forwardly against an exercise resistance, they converge inwardly until they are nearly touching when the user's arms are fully outstretched. The machine may also be used to perform a seated-row exercise, in which case the handles are pulled rearwardly against the exercise resistance.

Abstract: A horse-riding type exerciser includes a base frame, an axle being rotatably mounted to the base frame between a pair of parallel elongated beams of which each has a track, a pair of supporting rods respectively pivotally engaged with the elongated beams, a stop device abutting beside each of the supporting rods such that the supporting rods are restricted to move between a first position where the first end of the base frame is lifted to a higher level than that of the second end thereof, and a second position where the first and second ends of the base frame are at an equal level, a foot post device pivotally mounted to the axle, a seat post device securely mounted to the axle to pivot therewith.

Abstract: An exercise device with two seats comprises a base body, an upstanding post, a resilient member, a pair of cantilever beams, and a linkage connected between each of the two cantilever beams and the upstanding post. The base body of a triangular configuration comprises a horizontal rod with a cross piece at each end thereof. The horizontal rod and the cross pieces are adapted to be supported on a ground surface. The upstanding post is pivotally mounted at an apex of the base body. The upstanding post has a handlebar mounted at the upper end thereof and a leg rest mounted at the lower end thereof. The resilient member is connected between the lower end of the upstanding post and the pivoting portion of the horizontal rod and is capable of extending when an external force is applied to the upstanding post. The two cantilever beams are provided respectively with a cushioned seat mounted thereon.

Abstract: An exerciser includes a lever having a rear and lower portion slidably engaged in the base and a front and upper portion for supporting a handle. A seat post includes an intermediate portion having a front and lower portion pivotally coupled to the base and having a rear and upper portion pivotally coupled to the lever. A foot pedal is secured to the front portion of the seat post for rotating the lever and the seat post relative to each other so as to simulate horse-riding actions. The foot pedal is solidly secured to the seat post without further link members.

Abstract: An exercising and training machine mainly for the abdominal part of the human body, and for building the abdominal muscles where reciprocating forward and back movement are performed against the power of an hydraulic piston.