Abstract: A dumbbell includes a handle, a weight unit and two caps for retaining the weight unit within the handle. The weight unit includes weights and springs alternately arranged within the handle. Each of the caps is located against a related one of the springs so that the weights do not hit the handle axially.

Abstract: Conventional skipping ropes have a generally elongate handle swivellably mounted on each end of the rope which is held by the user between the fingers and palms. In accordance with the invention, the handle is shaped like a “T” with the vertical stroke of the T being, at one end, swivellably connected to the rope, and also being, at the other end, connected to the crosspiece, a.k.a. transverse portion, of the T. The handle may be held with the crosspiece of the T situated between fingers and palm and with the vertical “stroke”, a.k.a. elongate portion, extending between two fingers. The crosspiece a.k.a. transverse portion of the handle is asymmetric, and thereby adapted to fit to a hand which is holding the handle with the vertical a.k.a. elongate portion passing between two fingers other than the second (index) and third (middle) fingers.

Abstract: A jump rope having a rope section having two ends, and a connector attached to one end of the rope section, the connector having a hook section, a middle section connected at one end to the hook section, and a flange section integral with the other end of the middle section. An end cap is attached to another end of the rope section. The first handle has two open ends and a conical shape, one of the open ends having a smaller size fixedly connected to the end cap. The second handle has two open ends and a conical shape, one of the open ends having a smaller size configured to slide over the flange section of the connector and abut against the middle section of the connector allowing the connector to spin freely in the handle when the jump rope is in use and the connector is not connected to another jump rope. When the jump rope is connected to another jump rope, the second handle can be locked to the first handle so as not to be sliding around on the jump rope when the jump rope is in use.

Abstract: A jump rope simulator for aerobic and anaerobic exercise having a hand-held unit comprising a handle, a base length connected to the handle, and one or more concatenated extension lengths attached to the base length. To exercise, the user grasps one or two units, imitates the motions of swinging a conventional jump rope, and jumps up and down, but there is no risk to the user of tripping over a rope as with a conventional jump rope. If the user desires, two units may also be linked together with an easily attachable connector to form a device similar to a conventional jump rope. A user can quickly convert between the two configurations of the jump rope simulator.

Abstract: A method for forming recess patterns in a handle of a skipping rope includes the steps of preparing materials for forming the handle and a filler made of rubber materials having a certain color, forming the recess patterns in the surface of the handle while making the handle with synthetic resins, and filling the recess patterns with the filler and solidifying the filler to form in a body with the handle. The filler is made of rubber materials and thereby it can be prevent the handle slipping from a user's hand. Further, the recess patterns can have various shapes and the filler can has various colors and thereby the appearance of the handle is beauty.

Abstract: An exercise device which combines the functionality of a jump rope with that of a pair of spring-operated hand-grips is herein disclosed. The device comprises two (2) conventional spring-loaded hand grips at distal ends of the rope. The rope is attached to the top of the hand grips using a ball bearing-type swivel joint that allows the rope to turn freely, even while the hand grips are held stationary. It is envisioned that the grips could be flexed while using said exercise device, held in a closed position for resistance training while jumping rope or used alone without utilizing the jump rope.

Abstract: A jump rope which provides a pair of handles each handle providing a shaft coaxially rotatably engaged to a first bearing element and a second bearing element which attaches to a corresponding one of the opposed ends of a cable means.

Abstract: This invention is a skipping rope comprising a flexible cord and a pair of handles secured on the cord and defining there between an effective cord length wherein at least one of the said handles on the cord is an interference fit in the opening of the handle so the effective cord length is adjusted by moving the handle assembly along the cord member and is maintained by the interference fit between the cord and the opening in the handle. Movement of the handle is performed simply by applying tension between the cord and the handle so the user, by moving the handle in one direction or the other, may find an effective working cord length that most suits them.

Abstract: A jump rope simulator for aerobic and anaerobic exercise having a hand-held unit comprising a handle, a base length connected to the handle, and one or more concatenated extension lengths attached to the base length. To exercise, the user grasps one or two units, imitates the motions of swinging a conventional jump rope, and jumps up and down, but there is no risk to the user of tripping over a rope as with a conventional jump rope. If the user desires, two units may also be linked together with an easily attachable connector to form a device similar to a conventional jump rope. A user can quickly convert between the two configurations of the jump rope simulator.

Abstract: A quick disconnect and re-connect system is provided for exercise apparatus having a connection assembly for connecting a user-gripped handle to a resistance-bearing cable.

Abstract: A jump rope exercise device is provided having a first elongated member and a second elongated member with each member having a free distal end, and a proximal end rotatably attached to a specially designed handle which can be gripped between the fingers of the user during the exercise period. During the exercise each handle is gripped by the user; one by the left hand and the other by the right hand, and the elongated members are maneuvered in clockwise, counterclockwise or crisscrossing direction.

Abstract: An exercising device includes a control handle having a limit flange, a retaining ring mounted on the limit flange, a mounting seat combined with the retaining ring to limit the limit flange between the mounting seat and the retaining ring, a driven member mounted on the mounting seat, a stop member mounted on the driven member, and a weight member located between the mounting seat and the stop member. Thus, the weight member is adjustably mounted on the driven member to adjust the relative position between the weight member and the mounting seat and to adjust the damping force applied by the weight member onto a user's hand. In addition, the stop member can stop movement of the weight member to prevent the weight member from being detached from the driven member due to an excessive centrifugal force.

Abstract: A strike trainer has an attachment assembly, a shock absorber, a target mount and a target. The attachment assembly has an attachment body, an outer stabilizer being mounted on the attachment body, a metal sleeve being mounted through the attachment body and the outer stabilizer and an inner stabilizer being formed inside the metal sleeve. The shock absorber is connected to the metal sleeve of the attachment assembly. The target mount is mounted in the shock absorber and has an inner disk, an outer disk, a metal sleeve and a plastic tube being mounted inside the metal sleeve. The outer disk is mounted on an outer surface of the inner disk, the metal sleeve of the target mount is mounted through the inner and outer disks and the plastic tube is mounted in the metal sleeve. The target is mounted on the target mount.

Abstract: A fitness equipment includes a cord having two ends each provided with a handgrip, a cord mounting cap, a mounting sleeve, a snapping member, and two end caps. The mounting sleeve presses and locks the snapping member onto the respective end of the cord. The cord mounting cap receives the mounting sleeve and the snapping member and is removably mounted on the handgrip. Each of the end caps is removably mounted on the handgrip. Thus, each of the two ends of the cord is provided with a handgrip so that the fitness equipment can function as a jump rope, and the handgrip can be used individually to function as a dumbbell after the handgrip is detached from the cord.

Abstract: An exercise device includes a first member and a second member, wherein each member is fabricated from a non-elastic material and includes a first end, a second end, and a body extending therebetween. The exercise device also includes a first handle and a second handle, wherein the first handle is rotatably coupled to the first member body, and the second handle is rotatably coupled to the second member body such that each handle is slidable along each respective member body between the body first and second ends. The exercise device further includes a first handle stop and a second handle stop, each handle stop is coupled to a respective one of the member first ends for maintaining each handle in slidable contact with each respective member body.

Abstract: A ropeless jump rope for simulating the jumping of rope and for calculating, recording, and displaying a variety of data relating to the use of the ropeless jump rope. A preferred embodiment comprises a housing having a grip on at least a portion thereof and a display/control portion. The display/control portion houses a microprocessor, a display/control panel and a battery compartment. The housing further houses a pulse rate monitor for monitoring the pulse of a user.

Abstract: A handle which provides a shaft coaxially rotatably engaged to a first bearing element and a second bearing element which attaches to a corresponding one of the opposed ends of a cable means.

Abstract: A hygienic exercise equipment includes thermo plastic elastomer having a composition comprising bamboo charcoal powder, PVC, ZN-CA stabilizer, pour point depressant, ink and at least one of DOP and ATBC. Preferably, bamboo charcoal from 0.1% to 5%, PVC from 35% to 56%, ZN-CA stabilizer from 0.4% to 1.5%, pour point depressant from 0.5% to 1.5%, ink from 0% to 10%, and at least one of DOP and ATBC from 1.0% to 5%. The composition is mixed and tailored to various designs for different exercise equipment, different parts and different portion of the exercise equipment. The internal body in the weight trainer, due to being mixed with the solid powder, has an extremely high density ranging from 0.5 g/cm.sup.3 to 6 g/cm.sup.3, preferably ranging from 4 g/cm.sup.3 to 6 g/cm.sup.3, so the weight trainer can have a high weight, even if fitted into the internal body with small volume.

Abstract: A jump rope which provides a pair of handles each handle providing a shaft coaxially rotatably engaged to a first bearing element and a second bearing element which attaches to a corresponding one of the opposed ends of a cable means.

Abstract: The improved jump ropes devices described herein generally include a source of rhythmic sound, a sensor for determining the motion of the jump rope, and a visual output (e.g., feedback) for indicating how well a user is moving or jumping in time to the rhythmic component of the sound. The device may also include a controller for receiving input from the source of rhythmic sound and the sensor, and controlling the visual output. Methods of using the devices are also described.

Abstract: A jump rope exercise device includes a handle and a flexible, elongated lash having a first end associated with the handle and a second end. A ball-and-socket assembly interconnects the first end of the lash and the handle in order to provide rotary movement of the lash relative to the handle in all directions. The handle, lash and ball-and-socket assembly form one half of a pair of identical jump rope exercise assemblies which jointly comprise the jump rope exercise device. Alternatively, a jump rope exercise device includes a handle defining an inner cavity and a flexible, elongated lash having a first end at partially disposed within the inner cavity and a second end. A spring disposed within the inner cavity is configured to interconnect the handle and the lash and resist movement of the lash out of the inner cavity.

Abstract: A kinesthetic Chi rope employs a pair of handles, each handle formed as a cylindrical rod with a resonating chamber attached to one end, the chamber having a first coil spring secured as by welding to the internal surface of the chamber and a ball bearing surrounded by the coils which causes an audible vibration when the handle is shaken. A magnet having cylindrical polarity is housed within the cylindrical rod and a second coil spring is compressed between the outer surface of the resonating chamber and the cylindrical magnet, serving as a conductor of the vibratory forces.

Abstract: A weighted skipping exercise device for cardio-aerobic exercise. A leg ring is attached to a cone element containing adjustable weights by an elongated cord. The elongated cord having a first loop end positioned within a channel around a the outer circumference of the leg ring. A second cord end connected to the cone element by an attaching means permitting free rotation of the cone element. The cone element comprising a top cone attached to the second cord end and a bottom cup having a circular slot for containment of the adjustable weights. The top cone and bottom cup threaded together by a friction ring comprise the cone element. The cone element and adjustable weights attached by the elongated cord revolve in a circular path around the user by movement of the leg ring positioned around a user's first leg and continuous revolutions maintained byjumping or skipping over the circular path of the device with a second leg of the user.

Abstract: A jump rope incorporates a sensor in at least one handle which contacts the hand of an exerciser holding the handle. The output signal from the sensor is provided to a microprocessor programmed to analyze the signal and derive a physiological factor of the exerciser such as heart rate and provide a signal of the derived factor to an output device which may be a display or an audio signal generator.

Abstract: Conventional skipping ropes have a generally elongate handle swivellably mounted on each end of the rope which is held by the user between the fingers and palms. In accordance with the invention, the handle is shaped like a “T” with the vertical stroke of the T being, at one end, swivellably connected to the rope, and also being, at the other end, connected to the crosspiece, a.k.a. transverse portion, of the T. The handle may be held with the crosspiece of the T situated between fingers and palm and with the vertical “stroke”, a.k.a. elongate portion, extending between two fingers. The crosspiece a.k.a. transverse portion of the handle is asymmetric, and thereby adapted to fit to a hand which is holding the handle with the vertical a.k.a. elongate portion passing between two fingers other than the second (index) and third (middle) fingers.

Abstract: Bubble producing jump rope with a pair of hollow handles, a pair of standard liquid hand pump assemblies, a pair of hollow flexible tubes, a pair of cylindrical multi aperture bubble making tubes, a central jump rope member, the hollow handles having an integral bottom portion forming a vessel and each the vessel attached to each the liquid pump assemblies by a standard threaded screw type attachment, the hollow flexible tubes each attached at one end to the pump head and at the opposite end to the cylindrical bubble making tubes, and the central jump rope member attached at each end to the bubble making tubes. A preferred embodiment includes the pump can be activated during the act of jump roping by the user's hand or hands squeezing on one or both pump triggers thereby delivering a portioned amount of bubble making solution to the bubble making tubes.

Abstract: Conventional skipping ropes have a generally elongate handle swivellably mounted on each end of the rope which is held by the user between the fingers and palms. In accordance with the invention, the handle is shaped like a “T” with the vertical stroke of the T (3) swivellably connected to the rope (1). The handle may be held with the crosspiece of the T (4) between fingers and palm and with the vertical extending between two fingers. This gives a more comfortable and effective skipping position.

Abstract: A water spraying jump rope which is constructed by a free standing post, a water supply pipe mounted in the free standing post, a flexible hollow tubing having a plurality of orifices spaced at intervals connected to one end of the water supply pipe through a swivel joint, and a swivel joint/grip handle assembly rotatably connected to a free end of the flexible hollow tubing.

Abstract: A jump rope simulator for aerobic and anaerobic exercise having a hand-held unit comprising a handle, a base length connected to the handle, and one or more concatenated extension lengths attached to the base length. To exercise, the user grasps one or two units, imitates the motions of swinging a conventional jump rope, and jumps up and down, but there is no risk to the user of tripping over a rope as with a conventional jump rope. If the user desires, two units may also be linked together with an easily attachable connector to form a device similar to a conventional jump rope. A user can quickly convert between the two configurations of the jump rope simulator.

Abstract: In accordance herewith, a handle of a skipping rope is substantially shaped like a “T” with the vertical stroke or elongate portion of the T at one end, swivellably connected to a rope, and the other end, connected to a crosspiece or transverse portion of the T. The handle may be held in a hand with the crosspiece of the T situated between fingers and palm and with the elongate portion extending between two fingers. The crosspiece or transverse portion of the handle is asymmetric, and adapted to fit to a hand that is holding the handle with the elongate portion passing between two fingers of the hand other than the second (index) and third (middle) fingers. This provides a comfortable and effective skipping position, allowing the crosspiece portion of the handle to be in contact with all the fingers and/or the full width of the palm.

Abstract: An apparatus that moves a jumping element. The apparatus includes a motorized hub that is attached to a housing. The hub can rotate a jumping element, such as a jump rope, about a horizontal axis and/or a vertical axis. The hub is connected to a motor. The jump rope is coupled to the hub by a crank arm. The crank arm automatically releases from the arm in response to a threshold force. The apparatus includes a deactivation element that deactivates the motor when the jumping element is released from the hub. The jump rope can be coupled to the hub by a strap that limits the movement of the rope when decoupled from the hub. Deactivating the motor terminates rotation of the hub to prevent further movement of the crank arm and rope.

Abstract: A nunchaku includes a joint pin for connecting a baton of the nunchaku to a chain. The joint pin includes a front section for extending through a bearing mounted inside the baton to project from an inner end of the baton to connect to the chain, and a circular flange provided at a rear end of the joint pin to abut against an inner side of the bearing. The flange of the joint pin has an outer diameter larger than an inner bore of the bearing and therefore effectively prevents the whole joint pin and accordingly the chain from separating from the baton even when the steel balls of the bearing are badly worn off and fail to engage with the joint pin.

Abstract: An exercise device for simulating jump roping and for providing a total body workout that is held and rotated in use, comprised of two units; each unit to be held in a hand of a user. The units each comprised of (1) a handle, (2) an elongated first element attached to the handle, and (3) the elongated element has at least a first loop. The units preferably include a loop forming device for forming a loop from a portion of the elongated first element. The loop forming device can be located inside or outside the handle. The units can include additional elongated elements or loops. In other preferred embodiments, the exercise units are comprised of: a handle, and an elongated first element attached to the handle, and the elongated element providing weight and air resistance during the rotation of the elongated first element.

Abstract: An adjustable jump rope apparatus allows easy and quick adjustment of the jump rope length by inserting and threading the jump rope through grooves around a ball-shaped bearing member, and then attaching the end of the jump rope to the body of the jump rope with a clip. The ball-shaped bearing member is rotatably retained within a hollow handgrip. Undoing the clamp and sliding the rope in either direction allows for a quick and easy jump rope length adjustment. A removable support structure enables the addition/removal of incremented weights to and fixes and supports the weights inside each hollow handgrip, thereby providing a weighted jump rope or even a dumbbell when a jump rope is not attached. Weight distribution is even as the weights extend substantially the entire length of the handgrip. The support structure also simultaneously assists in retaining the ball-shaped bearing member within the handgrip.

Abstract: Conventional skipping ropes have a generally elongate handle swivellably mounted on each end of the rope which is held by the user between the fingers and palms. In accordance with the invention, the handle is shaped like a “T” with the vertical stroke of the T (3) swivellably connected to the rope (1). The handle may be held with the crosspiece of the T (4) between fingers and palm and with the vertical extending between two fingers. This gives a more comfortable and effective skipping position.

Abstract: It includes a pair of handles, a jump rope, and a pair of ball chains. Each handle has a recess and a cover. The ball chain has several ball units linearly connected. This ball chain has a first fixing portion to connect with the jump rope and a second fixing portion to secure with the handle. The ball chain is pretty pliant and easy to deform, so that the rotational friction and drag between the jump rope and the handle during high-speed rope jumping can be significantly minimized.

Abstract: The Sport Jump Apparatus is a jumping apparatus for developing a human's alacrity and also provides an aerobic, anaerobic, and physical exercise to the body. The human's alacrity is the ability to act quickly and move rapidly using both mental and physical skills in reacting to events and objects that invade the space immediately surrounding a person. A unique and innovated piece of exercise equipment consisting of a hard plastic or fiberglass-coated octagon base four sided molded A frame (approximately 21″ tall). An internal battery-powered motor (rechargeable 12 volts), the variable speed motor has a fitted control panel that houses the on-off switch, the variable speed switch, the 5-second delay switch and charger jack located near the center on the outside of the frame allowing the user to manually or remote control the motor's speed as desired.

Abstract: Conventional skipping ropes have a generally elongate handle swivellably mounted on each end of the rope which is held by the user between the fingers and palms. In accordance with the invention, the handle is shaped like a “T” with the vertical stroke of the T being, at one end, swivellably connected to the rope, and also being, at the other end, connected to the crosspiece, a.k.a. transverse portion, of the T. The handle may be held with the crosspiece of the T situated between fingers and palm and with the vertical “stroke”, a.k.a. elongate portion, extending between two fingers. The crosspiece a.k.a. transverse portion of the handle is asymmetric, and thereby adapted to fit to a hand which is holding the handle with the vertical a.k.a. elongate portion passing between two fingers other than the second (index) and third (middle) fingers.

Abstract: The adjustable exercise therapy device of this invention has first and second handles suitable for manual grasp and a single bungee cord passing through both handles. The bungee cord is adjustably attached to one of the handles. Between the handles, a tube holds the two stands of the bungee cord together. The distance between the handles can be adjusted so that the device is suitable for use as an exercise device for people of limited strength.

Abstract: A virtual jump rope device includes a pair of virtual jump rope units, each of the units being elongated and having a first end and a second end, each of the units having a handle portion at its first end, the handle portion having a predetermined length, and being adapted for manual griping, the handle portion having an outer end and an inner end; a middle portion connected to the inner end of the handle portion and extending therefrom, the middle portion having a length greater than the predetermined length of the handle portion; and, a weight portion connected to the middle portion remotely from the handle portion, the weight portion having a weight greater than at least an ounce, and at least two ounces. The virtual jump rope middle portion may be selected from the group consisting of rope, cord, strip, chain and braid. The weight portion may include a dense inner member and an impact cushioning outer member. Preferred embodiments include a rotatable interconnector which includes ball bearings.

Abstract: A jump rope is disclosed with the jump rope comprising a plurality of lights that would be attached to the rope. The lights would electronically hooked up to one another. The handles of the jump rope would be hollow and would each have an internal battery compartment, with each battery compartment having at least one battery. The plurality of lights would be electronically hooked up to the batteries. The jump rope would have an on/off switch located on one of the two handles which a user would use to turn power to the plurality of lights and would also have an option switch that would also be located on one of the two handles which would allow a user to set the plurality of lights to different modes, such as constant, blinking, cascading, flashing, twinkling, or other possible options.

Abstract: The jump rope device employs DC motors to rotate two ropes and a dual closed loop control system is used to synchronize the turning movements of the two ropes. An infrared beam is used to monitor the use of the machine by a user. Each motor housing is mounted on a tripod support which can be collapsed for ease of transportation and storage. A floor mat with sensors may be employed for various exercises.

Abstract: This invention of a jumping rope device is comprised of Wire Rope the core of which is made of twisted wire strands being covered with plastic whereby the Wire Rope, as normal jump rope, is linked with the handles respectively at the end of the Wire Rope; both handles are identical each other in its structure wherein the main body is of a elongated cylinder at one end of which is externally threaded thus to receive internally threaded cap having a central hole which is inwardly protruded with an annular wall to function as bearing in connection with the Wire Rope holder by means of screw bolt to adjust the length of the Wire Rope by height of the jump rope user; the Wire Rope can be used for rope jumping exercise in a worst weather such as with strong wind over 30 miles per hour.

Abstract: A jump rope handle for a jump rope. The jump rope comprises a handle portion having a receiving area. The handle portion has a non-linear axis which is adapted to be held by a hand of a user which does not require any bending of the wrist of the hand of the user. The handle comprises a mechanism for holding a rope. The holding mechanism mates with the receiving area to connect with the handle portion. A rubber rope made with a durometer less than 60 shore A. A method of a user exercising. The method comprises the steps of gripping a first handle of a jump rope with a right hand of the user. Then there is the step of gripping a second handle of the jump rope with a left hand of the user. Next there is the step of jumping the jump rope by the user while the user does not bend the wrist of either the right or left hand.

Abstract: A speed ball bearing jump rope construction with an adjustable rope length, the invention consisting of a pair of hollow handles having external grip surfaces, vent holes and a bearing assembly at one end of each handle fastened with a screw threaded into the handles. Screws mounted within each of the tops of the bearing assemblies permit the rope to slide to shorten the length.

Abstract: A weighted jump rope for use by a person in an exercise routine which comprises a length of swingable rope, a pair of spaced apart handles, one handle on each opposed end of the length of swingable rope, each of the handles having a grip adapted for use by a person to swing the rope, and one or more weight elements removably secured on each handle, and a movable counterweight secured on the length of rope spaced apart from the handles for varying the swing of the rope. The invention includes a novel ball lock adapted to removable secure the weights on the handle and a snaphook assembly device for quickly attaching and detaching the rope from the handles when replacing or shortening the rope.

Abstract: Conventional skipping ropes have a generally elongate handle swivellably mounted on each end of the rope which is held by the user between the fingers and palms. In accordance with the invention, the handle is shaped like a “T” with the vertical stroke of the T (3) swivellably connected to the rope (1). The handle may be held with the crosspiece of the T (4) between fingers and palm and with the vertical extending between two fingers. This gives a more comfortable and effective skipping position.

Abstract: Exercise apparatus comprising a lanyard having opposing ends, and a handle secured to one of the opposing ends and a device secured to the other one of the opposing ends, the device having a capacity to resist movement, the device capable of being set in motion in response to a force acting upon the handle.

Abstract: A jump rope combination, which includes a single length of jump rope being sufficiently long to allow a large adult to use, a handle detachably secured to each end of the length of rope, each handle comprising a body portion for gripping by the hand, a bore in the body portion for threading each end of the rope therethrough to a desired length, and a continuous channel formed in the outer wall of the body portion for allowing the excess length of rope extending from the handle to be secured within the continuous channel, so that the body may be gripped. In a second embodiment, the rope includes conventional handles having a continuous channel in the handles for allowing excess rope to reside in the channels for determining the various lengths of the jump rope.

Abstract: A jump rope consisting of an elongated cord extending between a pair of handles. The cord has a pair of end portions connected to the handles, a mid portion and a pair of intermediate portions between the mid portion and the end portions. Each of the intermediate portions has a weight per unit length that is two to four times that of the remaining portions of the cord. More specifically, the length of each intermediate portion is from 10% to 24% of the total length of the cord and the length of each end portion is from 8% to 12% of the total length of the cord. In one embodiment, the extra weight of each intermediate portion is achieved by having the thickness of the intermediate portion greater than the other portions of the cord. In another embodiment, the extra weight of each intermediate section is achieved by having beads strung on the intermediate sections.