CN103313760A - Motion Mechanism in Counterweight Device - Google Patents

Abstract

A wobble system comprising a first wobbling weight, wherein the first wobbling weight is rotationally driven; and wherein the first wobbling weight swings around a connection point when rotationally driven. In some cases, the swing system includes a power unit and a first plate; wherein the first wobbling weight is connected to the first plate at a single point such that the first wobbling weight swings about the single point; wherein the power unit rotationally moves the first plate. In some other cases, the wobble system includes two plates that are connected to both ends of the wobble system and rotate when the power unit is operating.

Description

Motion Mechanism in Counterweight Device

technical field

The present invention relates generally to exercise devices and, more particularly, to weight devices.

Background technique

Dumbbells are a common weight training device that have long been used by bodybuilders and others as part of a weight training or exercise program to improve their strength and shape. The dumbbells typically include a cylindrical handle with a pair of weight plates at each end thereof. In this regard, the weight stack is fixedly connected to the end of the handle.

The user of the dumbbell performs many movements to strengthen his muscles. In many cases, the movement is an everyday action that acts on a single muscle in a monotonous manner, such as raising a dumbbell up and lowering it down.

Contents of the invention

The present invention discloses a swing system including a first swing weight, wherein the first swing weight is rotationally driven; and wherein the first swing weight swings about a connection point when rotationally driven.

In some cases, the swing system further includes a power unit and a first piece; wherein the first swing weight is connected to the first piece at a single point such that the first swing weight swings about the single point; wherein the power The unit enables the rotational movement of the first sheet.

In some cases, the oscillating system further includes two plates connected to both ends of the oscillating system and rotating when the power unit operates; the power unit operative to provide power for the rotational movement of the two plates; two oscillating weights, each attached to one of the two pieces at a single connection point such that each of the two oscillating weights revolves around a single Junction swings.

In some cases, the oscillating system further includes a shaft having a first end and a second end, one of the two plates is connected to the first end, and the other of the two plates is connected to the second end.

In some cases, the swing system further includes a limiting unit connected to each of the two pieces, for limiting the swing of the two swing weights. In some cases, each of the two plates includes two limiting units for limiting the swing of the two swing weights in two directions.

In some cases, the swing system further includes two balancing structures attached to each of the two plates for balancing the two swing weights and returning the two swing weights when the swing system is actuated to its starting position. In some cases, the balancing structure is a spring.

In some cases, the oscillating system is encased. The oscillating system can be actuated inside dumbbells, push-up racks, pedals, or any other body training device.

In some cases, the oscillating system further includes a control unit for controlling the rotational movement of the two plates. In some cases, the control unit further controls the direction in which the two sheets rotate.

In some cases, the oscillating system further includes a helical track in which the first oscillating weight moves as the system rotates. In some cases, the system rotates in response to user actuation of the system. In some cases, the oscillating system rotates according to a motor driven to rotate the helical track.

Description of drawings

Exemplary, non-limiting embodiments of the present disclosure will be elucidated with reference to the following description of the embodiments in conjunction with the accompanying drawings. The drawings are not necessarily to scale and any dimensions are for illustration only and not for limitation. Corresponding or identical elements may be denoted by identical numerals or letters as required.

1A and 1B illustrate a swing system for swinging exercise weights, according to some exemplary embodiments of the present invention;

2A and 2B illustrate drive swing systems according to some exemplary embodiments of the present invention;

Figures 3A and 3B illustrate an oscillating system powered inside a dumbbell, according to some exemplary embodiments of the invention;

4A and 4B illustrate perspective cross-sectional views of a dumbbell including a swing system, according to some exemplary embodiments of the present invention;

Fig. 5 shows a schematic diagram of the additional movement of the counterweight produced by the user when driving the swing system according to some exemplary embodiments of the present invention;

6A and 6B illustrate a helical oscillating system with a counterweight located inside the helix, according to some exemplary embodiments of the invention; and

Figure 7 shows a different embodiment of a structure equipped with an oscillating system.

Detailed ways

The present invention provides a weight device for personal training. The weight device may be a kettlebell, dumbbell, a weight belt device, or may be incorporated as a weight or as an additional weight into a training device, such as a chest press exercise device, a leg press machine, or the like. The oscillating system of the present invention includes at least one counterweight. In some cases, depending on the design of the device comprising the oscillating system, the counterweight device includes two oscillating weights: a first oscillating weight and a second oscillating weight. For example, the dumbbell apparatus of the present invention includes a first oscillating weight and a second oscillating weight located at opposite ends of the dumbbell apparatus. The first oscillating weight and the second oscillating weight move rotationally about an axis, thereby creating an additional force on the user of the dumbbell set or any other exercise device, wherein the user, for example, by pushing, squeezing, lifting Wait for the driving counterweight. The weight of the first swing weight and the second swing weight may be the same or different and may include between 1-5000 grams of swing weight to vary the user of a dumbbell incorporating the swing system of the present invention the force applied. The size and weight of the at least one weight of the oscillating system may be a function of the weight of the dumbbell device, for example 12% of the weight of the dumbbell device. The oscillating counterweight can be replaced according to fitness or user requirements. The first oscillating counterweight and the second oscillating counterweight can be aligned with each other or at a certain angle.

1A and 1B illustrate a swing system for swinging exercise weights, according to some exemplary embodiments of the present invention. The swing system is shown in a first side view 100 in FIG. 1A and a second side view 101 in FIG. 1B .

In the first side view 100 of FIG. 1A , the swing system includes a power unit 102 for moving a first swing counterweight 111 and a second swing counterweight 119 . The power unit 102 may be an engine, an electric motor, may include a battery, or any other power source required by those skilled in the art. The power unit 102 can move the shaft 105 connecting the first swing weight 111 and the second swing weight. The first swing weight 111 and the second swing weight 119 are located at both ends of the shaft 105 . The power unit 102 may be equipped with a worm gear 103 and a spur gear 104 to rotate a shaft 105 . In some exemplary cases, worm gear 103 rotates spur gear 104 . Spur gear 104 is fitted with shaft 105 such that rotation of spur gear 104 produces rotation of shaft 105 . Then, the shaft 105 rotates the first piece 108 and the second piece 116, on which the first swing counterweight 111 and the second swing counterweight can be installed respectively.

In some exemplary cases, shaft 105 is connected to or includes first bearing 107 and second bearing 106 . First bearing 107 and second bearing 106 isolate shaft 105 from a housing (not shown), allowing the oscillating system to rotate substantially freely within the housing. The first bearing 107 and the second bearing 106 are configured to reduce friction when the oscillating systems 100 and 101 are capped.

The first oscillating weight 111 and the second oscillating weight rotate about the axis 105 . In some exemplary cases, each of first swing weight 111 and second swing weight 119 is connected to the sheet using a connector. In addition to the rotational movement of the plates, each weight also oscillates about the oscillating housing. The first swing weight 111 rotates by swinging around the first swing housing 110 . The first rocker housing 110 is connected to the first piece 108 using a first connector 109 , wherein the first connector 109 is connected to the first rocker housing 110 . The first swing weight 111 can be accommodated in the first swing housing 110 and swing relative to the first piece 108 with the secure connection of the first swing housing 110 . The second view 101 shows the second sheet 116 and the second connector 117 . The second connector 117 is connected to the second swing housing 118 . The second swing weight 119 is accommodated in the second swing housing 118 , so that the second swing weight 119 relatively swings around the second piece 116 , and the second swing weight is connected to the second swing housing 118 .

In some exemplary cases, the swing system of first side view 100 further includes a balancing structure. The balance structure may include a first spring 113 connected between the first notch 112 of the first swing housing 110 and the first bolt 114 of the first piece 108 . The first peg 114 connects the first spring 113 to the first leaf 108 . The first spring 113 is used to balance the first swing weight 111 when the swing system moves, so that the first swing weight 111 returns to its original position, as shown in this figure. The second side view 101 also shows a balancing structure shaped as a second spring 121 connected between the second notch 120 of the second rocker housing 118 and the second pin 122 of the second plate 116 . The second peg 122 connects the second spring 121 to the second plate 116 . The second spring 121 is used to balance the second swing weight 119 when the swing system moves, so that the second swing weight 119 returns to its original position, as shown in this figure.

In some exemplary cases, the swing system of the first side view 100 further includes a limiting member. The limiting member is used to limit the swinging movement of the first swinging counterweight 111 and the second swinging counterweight 119 around the first swinging shell 110 and the second swinging shell 118 respectively. In the exemplary case, the first piece 108 further includes a first limiting unit 115 and a second limiting unit (not shown), so as to limit the first swing weight 111 relative to the second when the first piece 108 rotates. A slice of 108 swings. Similarly, the second piece 116 further includes a third limiting unit 123 and a fourth limiting protrusion (not shown), so as to limit the movement of the second swing weight 119 relative to the second piece 116 when the second piece 116 rotates. swing.

In some exemplary cases, the oscillating system further includes a vibration motor. The vibration motor may include a vibration motor 124 connected to an unbalanced weight 125 . The second motor 124 is assembled on the casing of the swing system. The vibration motor 124 adds vibration to the swing generated by the swing system described above.

2A and 2B illustrate drive swing systems according to some exemplary embodiments of the present invention. As shown in FIG. 2A , during a first rotation 201 , the oscillating system rotates in a first direction 202 . As shown in FIG. 2B , during the second rotation 224 , the oscillating system rotates in the second direction 213 .

In this embodiment, a rotation source (not shown) is connected to the first shaft connection 204 of the first piece 203 . Various sources of rotation such as electric motors, engines, etc. may be used to rotate the first shaft. In some exemplary cases, a rotation source is used to rotate the first sheet and the second sheet. In these cases, the shaft is not used and the dumbbell includes two separate oscillating systems.

When the first piece 203 rotates, the first swing weight 205 swings around the first swing housing 206 . The first swing housing 206 is connected to the first piece 203 with a first connector 207 .

The first rotation direction 202 of the first piece 203 makes the first swing counterweight 205 swing toward the first limiting unit 208 in a direction opposite to the direction 202 . The first spring 209 is connected between the first notch 210 of the first swing housing 206 and the first pin 211 of the first piece 203 . As long as the rotation force generated by the rotation of the first piece 203 is stronger than the pulling force of the first spring 209, the first spring 209 cannot pull the first swing housing 206 back to its rest position (as shown in FIG. 1 ).

The relative distance that the first swing counterweight 205 deviates from its resting position (as shown in FIG. 1 ) is determined by the rotational direction 202, the rotational force against the pulling force of the first spring 209, and the position of the first limiting unit 208. Sure. When the first piece 203 rotates against the direction 202 , the second limiting unit 212 limits the first swing housing 206 .

As shown in FIG. 2B , during the second rotation 224 , the second piece 214 rotates in the second direction 213 , and the second swing weight 216 swings around the second swing housing 217 . The second swing housing 217 is connected to the second piece 214 with a second connector 218 .

The second direction 213 of the second piece 214 makes the second swing weight 216 swing toward the third limiting unit 219 in a direction opposite to the direction 213 . As long as the rotation force generated by the rotation of the second piece 214 is stronger than the traction force of the second spring 221, the second spring 221 connected between the second notch 220 of the second swing housing 217 and the second bolt 222 of the second piece 214 It is then impossible to pull the second swing housing 217 back to its rest position (as shown in FIG. 1 ).

The relative distance by which the second swing weight 216 deviates from its rest position (as shown in FIG. 1 ) is determined by the direction of rotation 213, the rotational force against the traction force of the second spring 221, and determined by the third stop Unit 219 limits it. When the sheet rotates against the second direction 213 , the fourth limiting unit 223 limits the second swing housing 217 .

Each piece is able to rotate in two directions 202/213. As shown in Figure 1, when two pieces are connected, both pieces rotate in the same direction. An inversion system that rotates each sheet in opposite directions may be included.

3A and 3B illustrate an oscillating system powered inside a dumbbell according to some exemplary embodiments of the present invention. A first view 300 of a dumbbell shown in FIG. 3A discloses a dumbbell housing including a control unit 302 . The control unit 302 controls preferred settings of the swing system, eg, direction of rotation, RPM (revolutions per minute), activation of vibration sources, timers and other exercise features. A second view 301 of a dumbbell shown in FIG. 3B discloses a power source 303 . In the embodiment of FIG. 3B , the power source 303 is one or more batteries. The power source 303 may be rechargeable and include an inlet for charging, a removable battery, and the like.

4A and 4B illustrate perspective cross-sectional views of a dumbbell including a swing system, according to some exemplary embodiments of the present invention. The first side view 400 of FIG. 4A shows two tabs 410 , 420 on both ends of a shaft 430 . As the shaft 430 rotates, the weight 440 connected to the piece 420 oscillates about the single connection point between the weight 440 and the shaft 430 . The control unit 450 can control the movement of the shaft 430 . Batteries 460, 462, 464 are housed in the dumbbells. The first side housing 470 and the second side housing 480 serve to accommodate the sheets 410 , 420 . The intermediate housing 490 covers the shaft 430 . The housings 470, 480, 490 may have a single unit or structure. Similarly, the second side view 401 of FIG. 4B shows two tabs 411 , 421 on both ends of the shaft 431 . As the shaft 431 rotates, the weight 441 attached to the piece 421 oscillates about the single connection point between the weight 441 and the shaft 431 . The first side case 471 and the second side case 481 are used to accommodate the sheets 411 , 421 . The intermediate housing 491 covers the shaft 431 . The housings 471, 481, 491 may have a single unit or structure.

The swing system fits inside the dumbbell, as shown in the first side view 400 and the second side view 401, so that when the swing system is actuated, the swing system adds a swing motion to the user of the dumbbell, thereby changing the motion applied to him while the user is exercising. on the force. Additional weights can be added to the dumbbell shell to create heavier dumbbells.

Fig. 5 shows a schematic diagram of the additional movement of the counterweight produced by the user when driving the swing system according to some exemplary embodiments of the present invention.

A user of a dumbbell incorporating the swing system of the present invention moves the dumbbell from a first position 500 to a second position 501 and vice versa. When driving the oscillating system, the oscillating movement of the counterweight provides an additional force to be exerted on the user of the oscillating system. The direction of the additional force is disclosed in the swinging motion 502, wherein the direction is helical in shape.

6A and 6B illustrate a helical oscillating system with a counterweight located inside the helix, according to some exemplary embodiments of the invention. In FIG. 6A , the swing system 600 is rotated in a first direction 601 . The first direction 601 may be counterclockwise. The oscillating system 600 includes a helical track in which a counterweight moves when a shaft connected to the oscillating system rotates. The counterweight 603 is located at the first end of the spiral 602 . The second end of the spiral 602 faces toward the center of the spiral 602 according to the size of the weight 603 . Irrespective of the shaft (not shown), the helix can be rotated by a motor. Connector 604 connects swing system 600 to a dumbbell.

At the first end of the first spiral 602, the resulting oscillation is stronger than that of the second view 605 disclosed in Figure 6B. The second view 605 shows the weight 608 at the second end of the second helix 607 . A rotating helix 607 connected to a second connector 609 that connects the helix to the dumbbell utilizes a motor (not shown) or another power unit to slide a second swing weight 608 along the helix.

Each helix end may include an anchoring system, such as magnets, recessed walls, friction surfaces, etc., to position the weight during rotation of the helix. This embodiment of the swing system may include exercise weights, as shown in the previous figures.

FIG. 7 shows various embodiments of structures equipped with a swing system, including clasps 701 , kettlebells 702 , unilateral dumbbells 703 , and palm weights 704 .

Exercises can be performed using each of the configurations with the swing system disclosed above and other exercise systems that include weights. The swing system can also be embedded in various devices powered by the user's feet, such as bicycle pedals, squat machine pedals, and the like. The oscillating system can be embedded into the push-up rack even when used without weights. The push-up stand can include one oscillating weight, two oscillating weights, and in some cases more than two oscillating weights, depending on the needs and exercise program of the user.

While the invention has been described with reference to exemplary embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings without departing from the essential scope of the invention. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed as the best mode contemplated for carrying out this invention, but only by the following claims.

Claims (17)

CLAIMS 1. A swing system comprising a first swing weight, wherein the first swing weight is rotationally driven; and wherein the first swing weight surrounds a connection point when rotationally driven swing. 2. The swing system of claim 1, further comprising a power unit and a first piece; wherein the first swing weight is connected to the first piece at a single point such that the first swing The counterweight swings around the single point; wherein the power unit causes the first piece to rotate. 3. The swing system of claim 1, further comprising: two plates, attached to both ends of the oscillating system, and rotating when the power unit is in operation; a power unit operative to provide power for rotational movement of the two plates; two oscillating weights each attached to one of the two pieces at a single connection point such that each of the two oscillating weights Each piece swings around the single point of attachment as it rotates. 4. The system of claim 3, further comprising a shaft having a first end and a second end, one of the two pieces being connected to the first end, and the other of the two pieces connected to the second terminal. 5. The system of claim 3, further comprising a limiting unit connected to each of the two plates for limiting the swing of the two swinging weights. 6. The system according to claim 5, wherein each of the two plates includes two limit units for controlling the movement of the two oscillating weights in two directions. Swing limit. 7. The system of claim 3, further comprising two balancing structures connected to each of the two plates for balancing the two oscillating weights and driving the oscillating system Make described two swing counterweights return to its initial position when. 8. The system of claim 7, wherein the balancing structure is a spring. 9. The system of claim 1, wherein the oscillating system is enclosed. 10. The system of claim 9, wherein the oscillating system is driven within the dumbbell. 11. The system of claim 9, wherein the swing system is driven inside a push-up frame. 12. The system of claim 9, wherein the oscillating system is internally driven on a pedal. 13. The system of claim 3, further comprising a control unit for controlling the rotational movement of the two plates. 14. The system of claim 13, wherein the control unit further controls the direction of rotation of the two plates. 15. The system of claim 1, further comprising a helical track in which the first oscillating weight moves as the system rotates. 16. The system of claim 15, wherein the system rotates in response to user actuation of the system. 17. The system of claim 15, wherein the system rotates as the motor is driven to rotate the helical track.

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