CN212789702U - Body movement evaluation instrument based on golf swing action state - Google Patents
Body movement evaluation instrument based on golf swing action state Download PDFInfo
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- CN212789702U CN212789702U CN202021463399.4U CN202021463399U CN212789702U CN 212789702 U CN212789702 U CN 212789702U CN 202021463399 U CN202021463399 U CN 202021463399U CN 212789702 U CN212789702 U CN 212789702U
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- 238000011156 evaluation Methods 0.000 title claims abstract description 17
- 238000009434 installation Methods 0.000 claims abstract description 36
- 230000002457 bidirectional effect Effects 0.000 claims description 38
- 210000000056 organ Anatomy 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 abstract description 5
- 230000001681 protective effect Effects 0.000 description 15
- 238000000034 method Methods 0.000 description 12
- 230000005484 gravity Effects 0.000 description 10
- 238000012549 training Methods 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 208000025978 Athletic injury Diseases 0.000 description 1
- 206010041738 Sports injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model relates to a body motion evaluation appearance based on golf swing motion state belongs to the relevant technical field of golf motion, and to the problem that golf beginner neglected to play golf and carried out the focus with the foot as the basic point and shift swing the action provides following technical scheme, and the technical essential of this application includes the base that the level set up, the base is provided with the installation cavity that has upper end open-ended, the inside of installation cavity is provided with three-dimensional dynamometry platform, the upper surface of three-dimensional dynamometry platform and the upper surface of base are in same horizontal plane, still be provided with the ball hitting seat on the base, the ball hitting seat sets up in the outside of installation cavity. The utility model has the advantages of can correspond the demonstration with tangible mode with the body focus shift condition when waving the pole, make the batting more solid.
Description
Technical Field
The application relates to the technical field related to golf, in particular to a body movement evaluation instrument based on a golf swing action state.
Background
The golf swing action sequence is the continuous action of tracing, putting, sending and withdrawing, wherein, when tracing the action, the feet are parallel to the target line, and the gravity center is averaged at the two sides of the body, so as to keep the balance and stability of the body, when the hitter wants to do the action of putting, the gravity center of the body is turned to the right foot, and the back of the hitter faces the target, when the hitter does the action of withdrawing, the gravity center is gradually transferred from the right foot to the left foot along with the rotation of the body, and the body of the hitter faces the target direction, until the withdrawing is finished, the gravity center of the body is almost positioned on the left foot.
However, most golf beginners only pay attention to the posture of the upper half of the body, and neglect the swing motion of the golf ball with the foot as the base point for center of gravity shifting, so that the golf ball cannot be driven high or fly too long, and the foot may be turned outwards to cause sports injury if the golf ball is carelessly taken a little.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the application aims to provide the body motion evaluation instrument based on the swing action state of the golf, which has the advantages that the gravity center shifting situation of the body during the swing can be correspondingly presented in a tangible mode, and the hitting is more solid.
The technical purpose of the application is realized by the following technical scheme:
the utility model provides a body motion evaluation appearance based on golf swing motion state, includes the base that the level set up, the base is provided with the installation cavity that has upper end open-ended, the inside of installation cavity is provided with three-dimensional dynamometry platform, the upper surface of three-dimensional dynamometry platform and the upper surface of base are in same horizontal plane, still be provided with the ball hitting seat on the base, the ball hitting seat sets up in the outside of installation cavity.
By adopting the technical scheme, when in use, a golf ball is placed on a ball hitting seat, then a batting person stands on a three-dimensional force measuring platform to swing and train, the gravity center of the foot of the batting person is shifted from a right foot to the outer side of a left heel and a left heel of a left foot, and drives the front of the body to rotate towards a target direction, and simultaneously drives the hands to swing, the pressure acting on different directions of the batting person in the swing training process can be detected by the three-dimensional force measuring platform, a coach senses the pressure acting on which direction for a plurality of times by observing the three-dimensional force measuring platform, so that the dynamic balance capability of the human body in the direction is poor, the human body is easy to fall or be injured in the direction, and the dynamic balance capability of the direction needs to be enhanced, the coach corrects and improves the batting person in due time through observed data, so that the golf sportsman, the ball hitting is more solid and labor-saving, and the risk of injury is reduced.
The application is further configured to: the three-dimensional force measuring platforms are two, and the two three-dimensional force measuring platforms are arranged in the installation cavity at intervals.
Through adopting above-mentioned technical scheme, through two three-dimensional dynamometry platforms, realize the monitoring respectively to hitter's left foot and right foot, improve the monitoring capability of three-dimensional dynamometry platform, be convenient for realize observing respectively to the pressure of left foot and right foot, improve the monitoring effect to dynamic balance ability.
The application is further configured to: the base is provided with an adjusting component for adjusting the distance between the two three-dimensional force measuring tables.
Through adopting above-mentioned technical scheme, through adjustable between two three-dimensional dynamometry platforms interval for interval can adapt to the separation distance between two feet about different batting people when waving the pole between two three-dimensional dynamometry platforms.
The application is further configured to: the adjusting assembly comprises a bidirectional lead screw which is rotatably arranged in an installation cavity, the three-dimensional force measuring platform is fixedly provided with moving blocks, the two moving blocks are respectively provided with a threaded hole matched with the bidirectional lead screw, the thread turning directions of the two threaded holes are opposite, a limiting rod for preventing the moving blocks from rotating along the circumferential direction of the bidirectional lead screw is arranged in the installation cavity, and the limiting rod and the bidirectional lead screw are arranged in parallel; the base is provided with a driving piece for driving the bidirectional screw rod to rotate.
By adopting the technical scheme, the bidirectional lead screw is rotated through the driving piece, and the two movable blocks can be close to or far away from each other along the axis direction of the bidirectional lead screw due to the threaded connection of the bidirectional lead screw and the movable blocks, so that the distance between the two movable blocks is adjusted, and the adjustment of the distance between the two three-dimensional force measuring tables is realized.
The application is further configured to: the driving piece comprises a hand wheel, the hand wheel and the bidirectional screw rod are fixedly connected through a driving rod, the driving rod drives the bidirectional screw rod to rotate through a gear set, and the base is provided with a fixing piece used for limiting the rotation of the hand wheel.
Through adopting above-mentioned technical scheme, be convenient for realize the rotation drive to two-way lead screw.
The application is further configured to: the gear set comprises a first bevel gear fixedly arranged on the bidirectional screw rod and a second bevel gear fixedly arranged on the driving rod, and the first bevel gear is meshed with the second bevel gear.
Through adopting above-mentioned technical scheme, turn into the effort of the two-way lead screw pivoted effort of horizontal drive with the effort of vertical rotation actuating lever.
The application is further configured to: the base is provided with the protection casing, the protection casing is the cavity setting, the gear train sets up in the inside of protection casing.
By adopting the technical scheme, the protection of the gear set is realized, and on one hand, the condition that in the process of rotating the hand wheel, the regulating personnel is contacted with the gear set to be injured is avoided; on the other hand, the external impurities are prevented from entering between the gear sets to influence the rotation between the gear sets.
The application is further configured to: the mounting cavity is internally provided with an organ type protection plate for sealing the space between the two three-dimensional force measuring platforms, the distance between the two three-dimensional force measuring platforms and the ball hitting seat is equal, and two sides of the organ type protection plate are fixedly connected with the three-dimensional force measuring platforms respectively.
Through adopting above-mentioned technical scheme, through setting up organ formula guard plate, realize the sheltering from to the interval department between two three-dimensional dynamometry platforms, avoid the sportsman to drop to the inside of installation cavity or impurity drops to the inside of installation cavity at the in-process of waving pole. Because the organ type protection plate has the telescopic function, the organ type protection plate can adapt to the change of the distance between the two three-dimensional force measuring tables and can always keep shielding the interval between the two three-dimensional force measuring tables.
The application is further configured to: the three-dimensional dynamometer platform is provided with the fly leaf between the one side and the installation cavity lateral wall of organ formula guard plate, fly leaf and three-dimensional dynamometer platform butt, the installation cavity lateral wall has been seted up and has been held the chamber, the fly leaf can slide to be connected in the inside that holds the chamber, it is provided with the compression elastic component that is used for keeping fly leaf and three-dimensional dynamometer platform butt state to hold intracavity portion.
Through adopting above-mentioned technical scheme, the three-dimensional dynamometry platform can be sealed to the fly leaf and is kept away from organ formula guard plate one side and the interval department between the installation cavity lateral wall, avoids the sportsman to drop to the inside of installation cavity at the in-process of waving pole, or avoids impurity to drop to the rotation of the two-way lead screw of inside influence of installation cavity.
The application is further configured to: the compression elastic parts are arranged at equal intervals along the length direction of the movable plate.
By adopting the technical scheme, the abutting state of the movable plate and the three-dimensional force measuring platform is convenient to maintain, the movable plate can adapt to the change of the distance between the two three-dimensional force measuring platforms, and the interval between the three-dimensional force measuring platform and the side wall of the mounting cavity can be always kept
In summary, the present application has the following beneficial effects:
firstly, the three-dimensional force measuring table can detect the pressures acted on different directions by a player in the swing training process, and a coach can timely correct and improve the player by observing the data detected by the three-dimensional force measuring table, so that a golfer can swing in a gravity center shifting manner, the ball hitting is more solid and labor-saving, and the risk of injury is reduced;
secondly, the left foot and the right foot of a player are respectively monitored through the two three-dimensional force measuring tables, and the monitoring effect on the dynamic balance capacity is improved;
thirdly, the distance between the two three-dimensional force measuring platforms can be adjusted, so that the distance between the two three-dimensional force measuring platforms can adapt to the separation distance between the left foot and the right foot of different batting players when the players swing the golf club, and can adapt to the use of different players;
fourthly, organ type guard plate and fly leaf set up respectively in the both sides of three-dimensional dynamometry platform, realize improving the security of sportsman at the swing in-process to the sealed of interval department between three-dimensional dynamometry platform both sides and the installation cavity lateral wall.
Drawings
FIG. 1 is a schematic view showing the overall structure of a body motion evaluation device in a golf swing state;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a front view of FIG. 1;
FIG. 4 is a sectional view taken along line B-B of FIG. 3;
fig. 5 is an enlarged view of a portion C in fig. 4.
In the figure, 1, a base; 11. a mounting cavity; 12. an accommodating chamber; 2. a three-dimensional force measuring platform; 3. hitting a ball seat; 41. a moving block; 42. a bidirectional screw rod; 43. a drive member; 431. a hand wheel; 432. a drive rod; 44. a limiting rod; 45. fixing the bolt; 5. a gear set; 51. a first bevel gear; 52. a second bevel gear; 6. a protective cover; 7. fixing the rod; 71. a cross bar; 8. a movable plate; 9. an organ type protection plate; 10. compressing the spring.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
Referring to fig. 1, for this application discloses a body motion evaluation instrument based on golf swing motion state, including the base 1 that the level set up, base 1 is the rectangle setting, installation cavity 11 has been seted up along its length direction to base 1, installation cavity 11 is for having upper end open-ended rectangle die cavity, the inside of installation cavity 11 is provided with two three-dimensional dynamometry platforms 2 side by side, and reserve between two three-dimensional dynamometry platforms 2 and have certain interval, the upper surface of two three-dimensional dynamometry platforms 2 and the upper surface of base 1 are in same horizontal plane, the center of interval department and the coincidence of the axis of installation cavity 11 between two three-dimensional dynamometry platforms 2. When the swing measuring device is used, the left foot of a player stands on one of the three-dimensional force measuring tables 2, the right foot stands on the other three-dimensional force measuring table 2, the pressure of the left foot and the pressure of the right foot of the player acting on the corresponding three-dimensional force measuring table 2 in the swing process are respectively measured through the two three-dimensional force measuring tables 2, and a coach can correct and improve a batting player timely by observing data detected by the three-dimensional force measuring tables 2.
Combine figure 1 and fig. 2, still be provided with hitting the ball seat 3 on the base 1, hit the ball seat 3 and set up in the outside of installation cavity 11, the distance between hitting ball seat 3 and two three-dimensional dynamometry platforms 2 equals, hit the central line of ball seat 3 and the axis coincidence of interval between two three-dimensional dynamometry platforms 2, in use, place the golf ball in the top of hitting ball seat 3, the sportsman stands towards hitting ball seat 3, sportsman's left foot and right foot stand respectively on three-dimensional dynamometry platform 2, the sportsman of being convenient for swings the training, and the interval between two three-dimensional dynamometry platforms 2 can be according to the spaced apart distance setting between different sportsman's left foot and the right foot.
With reference to fig. 3 and 4, the base 1 is provided with an adjusting assembly for adjusting the distance between the two three-dimensional force measuring tables 2, and the adjusting assembly is arranged inside the installation cavity 11.
Referring to fig. 4, the adjusting assembly includes a moving block 41 fixedly disposed below the three-dimensional force measuring platform 2, and the moving block 41 is rectangular. A bidirectional screw rod 42 is arranged in the mounting cavity 11 along the length direction of the mounting cavity, the axis of the bidirectional screw rod 42 is horizontally arranged, and the bidirectional screw rod 42 is rotatably connected with the base 1; threaded holes are formed in the two moving blocks 41, one end of the bidirectional lead screw 42 is connected with the base 1 in a rotating mode, the other end of the bidirectional lead screw penetrates through the two moving blocks 41 in sequence and then extends to the outside of the mounting cavity 11, the bidirectional lead screw 42 is connected with the threaded holes in a threaded mode, and the thread turning directions of the two threaded holes are opposite. The end part of the bidirectional screw rod 42 positioned outside the mounting cavity 11 is provided with a driving piece 43 for driving the bidirectional screw rod 42 to rotate, and the bidirectional screw rod 42 drives the two moving blocks 41 to mutually approach or mutually separate along the axial direction of the bidirectional screw rod 42 in the rotating process, so that the distance between the two moving blocks 41 is adjusted.
Referring to fig. 4 and 5, the driving member 43 includes a handwheel 431 and a driving rod 432 welded at the center of the handwheel 431, the driving rod 432 is perpendicular to the bidirectional screw rod 42, and one end of the driving rod 432 away from the handwheel 431 drives the bidirectional screw rod 42 to rotate through the gear set 5. The gear set 5 comprises a first bevel gear 51 which is keyed on the end of the bidirectional screw 42 and a second bevel gear 52 which is keyed on the end of the driving rod 432, the first bevel gear 51 and the bidirectional screw 42 rotate coaxially, the second bevel gear 52 and the driving rod 432 rotate coaxially, and the first bevel gear 51 and the second bevel gear 52 are meshed.
With reference to fig. 2 and 4, a limiting rod 44 for preventing the moving block 41 from rotating along the circumferential direction of the bidirectional screw rod 42 is welded inside the mounting cavity 11, and the limiting rod 44 and the bidirectional screw rod 42 are arranged in parallel and at intervals; the moving blocks 41 are provided with limiting holes, one end of the limiting rod 44 is fixedly connected with the base 1, and the other end of the limiting rod penetrates through the limiting holes of the two moving blocks 41 and is fixedly connected with the other side of the base 1.
A protective cover 6 is fixedly mounted on one side of the base 1 close to the hand wheel 431, the protective cover 6 is arranged in a rectangular shape, the protective cover 6 is arranged in a hollow shape, one end, far away from the hand wheel 431, of the driving rod 432 extends into the protective cover 6 and then is in key connection with the second bevel gear 52, and the gear set 5 is arranged inside the protective cover 6.
Referring to fig. 2 and 4, a fixing rod 7 extends from the upper surface of the protective cover 6 to a side close to the handwheel 431, the fixing rod 7 and the driving rod 432 are arranged in parallel, a cross rod 71 is bent from the upper end of the fixing rod 7 to a side close to the handwheel 431, the driving rod 432 and the cross rod 71 are arranged vertically, and the driving rod 432 and the cross rod 71 are connected in a rotating manner. A fixing piece for limiting the rotation of the hand wheel 431 is arranged between the driving rod 432 and the cross rod 71, the fixing piece is a fixing bolt 45, and the end part of the fixing bolt 45 is tightly pressed against the outer wall of the driving rod 432.
With reference to fig. 2 and 4, the installation cavity 11 is provided inside with a movable plate 8 and a piano type protective plate 9 which can shield the space between the inner walls of the three-dimensional force measuring platform 2 and the installation cavity 11, the movable plate 8 and the piano type protective plate 9 are arranged oppositely, the movable plate 8 and the piano type protective plate 9 are respectively arranged on two sides of the three-dimensional force measuring platform 2, wherein the piano type protective plate 9 is arranged between the two three-dimensional force measuring platforms 2, one end of the piano type protective plate 9 is fixedly connected with one of the three-dimensional force measuring platforms 2, the other end of the piano type protective plate is fixedly connected with the other three-dimensional force measuring platform 2, the length of the piano type protective plate 9 can be adjusted according to the distance between the two three-dimensional force measuring platforms 2, and accordingly shielding of the piano type protective plate.
One side and the three-dimensional dynamometry platform 2 butt of fly leaf 8, another side extend to one side that is close to installation cavity 11 inner wall, and installation cavity 11 corresponds and has seted up and to supply fly leaf 8 male chamber 12 that holds, holds chamber 12 and installation cavity 11 and is linked together, and fly leaf 8 can slide along the length direction of installation cavity 11.
A compression elastic piece for keeping the abutting state of the movable plate 8 and the three-dimensional force measuring platform 2 is arranged between the bottom wall of the accommodating cavity 12 and the movable plate 8. The compression elastic member is a compression spring 10, the compression spring 10 is plural, and the plural compression springs 10 are disposed at equal intervals along one side of the movable plate 8 facing the bottom wall of the accommodating chamber 12.
The implementation principle of the embodiment is as follows: when the golf swing training device is used, a golf ball is placed on the ball hitting seat 3, then the left foot of a batting person stands on one of the three-dimensional force measuring tables 2, the right foot stands on the other three-dimensional force measuring table 2, swing training is carried out, in the swing process of the batting person, the gravity center of the foot of the batting person is transferred to the outer side of the left rear heel of the left foot from the right foot, the body is driven to rotate in the front direction of the body towards a target direction, meanwhile, the swing of hands is driven, the pressures acting on different directions of the batting person in the swing training process can be detected through the three-dimensional force measuring tables 2, and a coach senses the pressures acting on the directions through observing the three-dimensional force measuring tables 2 for multiple times, so that the dynamic balance capability of the human body in the directions is poor, the human body is easy to fall down or be. The coach can correct and improve the batting person timely through the observed data, so that the golf player can swing in a gravity center shifting mode, the batting is more solid and labor-saving, and the risk of injury is reduced.
When different players use the swing table, the rotation limitation of the fixing bolt 45 on the driving rod 432 is removed, then the hand wheel 431 is rotated, the hand wheel 431 drives the driving rod 432 and the second bevel gear 52 to rotate, the first bevel gear 51 is meshed with the second bevel gear 52, the first bevel gear 51 drives the bidirectional screw rod 42 to rotate, the bidirectional screw rod 42 drives the two moving blocks 41 to mutually approach or separate along the axial direction of the bidirectional screw rod 42 in the rotating process, the moving blocks 41 drive the three-dimensional force measuring tables 2 to move, the adjustment of the distance between the two three-dimensional force measuring tables 2 is realized, the distance between the two three-dimensional force measuring tables 2 can adapt to the expanded distance between the left foot and the right foot of different players, and the adjustment of the body balance of different players in the swing process is realized.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. Body motion evaluation appearance based on golf swing action state, its characterized in that, including base (1) that the level set up, base (1) is provided with installation cavity (11) that have the upper end open-ended, the inside of installation cavity (11) is provided with three-dimensional dynamometry platform (2), the upper surface of three-dimensional dynamometry platform (2) and the upper surface of base (1) are in same horizontal plane, still be provided with hitting seat (3) on base (1), hitting seat (3) set up in the outside of installation cavity (11).
2. A body movement evaluation instrument according to claim 1, wherein the number of the three-dimensional force measuring stages (2) is two, and the two three-dimensional force measuring stages (2) are spaced apart from each other inside the installation cavity (11).
3. A body movement evaluation instrument based on a golf swing state according to claim 2, wherein the base (1) is provided with an adjusting means for adjusting a distance between two three-dimensional force measuring stages (2).
4. The body motion evaluation instrument based on golf swing action state according to claim 3, wherein the adjusting component comprises a bidirectional screw rod (42) rotatably arranged in a mounting cavity (11), the three-dimensional force measuring platform (2) is fixedly provided with moving blocks (41), both moving blocks (41) are provided with threaded holes matched with the bidirectional screw rod (42), the thread turning directions of the two threaded holes are opposite, a limiting rod (44) for preventing the moving blocks (41) from rotating along the circumferential direction of the bidirectional screw rod (42) is arranged in the mounting cavity (11), and the limiting rod (44) and the bidirectional screw rod (42) are arranged in parallel; the base (1) is provided with a driving piece (43) for driving the bidirectional screw rod (42) to rotate.
5. A body movement evaluation instrument based on a golf swing state according to claim 4, wherein the driving member (43) comprises a handwheel (431), the handwheel (431) and the bidirectional screw (42) are fixedly connected through a driving rod (432), the driving rod (432) drives the bidirectional screw (42) to rotate through a gear set (5), and the base (1) is provided with a fixing member for limiting the rotation of the handwheel (431).
6. A body motion evaluator on the basis of a golf swing state according to claim 5, wherein the gear train (5) comprises a first bevel gear (51) fixed to the two-way screw (42) and a second bevel gear (52) fixed to the drive rod (432), the first bevel gear (51) and the second bevel gear (52) being engaged.
7. A body movement evaluation instrument based on golf swing state according to claim 6, wherein the base (1) is provided with a shield (6), the shield (6) is hollow, and the gear set (5) is provided inside the shield (6).
8. A body movement evaluation instrument according to claim 2, wherein an organ type protection plate (9) for sealing a space between two three-dimensional force measuring tables (2) is provided inside the installation chamber (11), a distance between the two three-dimensional force measuring tables (2) and the hitting base (3) is equal, and both sides of the organ type protection plate (9) are fixedly connected to the three-dimensional force measuring tables (2), respectively.
9. A body movement evaluation instrument based on a golf swing action state according to claim 8, wherein a movable plate (8) is arranged between one side of the three-dimensional force measuring platform (2) far away from the organ type protection plate (9) and the side wall of the installation cavity (11), the movable plate (8) is abutted against the three-dimensional force measuring platform (2), the side wall of the installation cavity (11) is provided with an accommodating cavity (12), the movable plate (8) can be connected in the accommodating cavity (12) in a sliding manner, and a compression elastic piece for keeping the abutting state of the movable plate (8) and the three-dimensional force measuring platform (2) is arranged in the accommodating cavity (12).
10. A body motion evaluation instrument according to claim 9, wherein the plurality of the compressive resilient members are provided at regular intervals along the length direction of the movable plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021463399.4U CN212789702U (en) | 2020-07-22 | 2020-07-22 | Body movement evaluation instrument based on golf swing action state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021463399.4U CN212789702U (en) | 2020-07-22 | 2020-07-22 | Body movement evaluation instrument based on golf swing action state |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212789702U true CN212789702U (en) | 2021-03-26 |
Family
ID=75103923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021463399.4U Expired - Fee Related CN212789702U (en) | 2020-07-22 | 2020-07-22 | Body movement evaluation instrument based on golf swing action state |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212789702U (en) |
-
2020
- 2020-07-22 CN CN202021463399.4U patent/CN212789702U/en not_active Expired - Fee Related
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Granted publication date: 20210326 |