CN110327592B - Quadriceps muscle training chair - Google Patents
Quadriceps muscle training chair Download PDFInfo
- Publication number
- CN110327592B CN110327592B CN201910627201.7A CN201910627201A CN110327592B CN 110327592 B CN110327592 B CN 110327592B CN 201910627201 A CN201910627201 A CN 201910627201A CN 110327592 B CN110327592 B CN 110327592B
- Authority
- CN
- China
- Prior art keywords
- fixed
- fixing frame
- wheel
- training
- fixing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/06—User-manipulated weights
- A63B21/062—User-manipulated weights including guide for vertical or non-vertical weights or array of weights to move against gravity forces
- A63B21/0626—User-manipulated weights including guide for vertical or non-vertical weights or array of weights to move against gravity forces with substantially vertical guiding means
- A63B21/0628—User-manipulated weights including guide for vertical or non-vertical weights or array of weights to move against gravity forces with substantially vertical guiding means for vertical array of weights
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/04—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a quadriceps brachialis training chair which comprises a fixed base, wherein the right end of the upper side of the fixed base is fixedly connected with a fixed plate through an air supporting rod, the left side of the fixed plate is fixedly provided with a sliding block, the sliding block is embedded on a first fixed frame, a limiting pin is arranged on the first fixed frame, the upper side of the fixed plate is fixedly provided with a cushion, handles are fixedly arranged on two sides of the cushion, the back side of the cushion is hinged with a backrest, a locking button is arranged at the hinged position of the backrest and the cushion, the inner side of the first fixed frame is fixedly provided with a screw rod, a nut is sleeved on the screw rod, a placing plate is sleeved on the screw rod, a balancing weight is sleeved on the placing plate through the screw rod, a belt is fixedly connected onto the balancing weight, and the other end of. The quadriceps muscle training chair can control the training intensity according to the self condition of a trainer, thereby improving the training effect.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a quadriceps muscle training chair.
Background
The limited patient of knee joint motion must realize the rehabilitation through quadriceps femoris resistance exercise training, present quadriceps femoris muscle training chair that has now on the market all relies on the training person low limbs to exert strength, promote the balancing weight and train, and simultaneously, through increasing and decreasing the balancing weight, realize the training of different strength, in training process, to the relatively poor training person of some constitutions, rely on oneself to promote the balancing weight, perhaps increase and decrease the balancing weight, all comparatively troublesome, can bring the secondary injury for the training person even, often need medical personnel to carry out the training assistance, lead to the training effect poor, training process is troublesome, therefore, for solving above problem, provide a quadriceps femoris muscle training chair.
Disclosure of Invention
The invention aims to provide a quadriceps muscle training chair, which aims to solve the problems that the prior quadriceps muscle training chair pushes a balancing weight to train by applying force to the lower limbs of a trainer, and for some trainers with poor physique, the balancing weight is pushed by the trainers or the balancing weight is increased or decreased, so that the training is troublesome and even causes secondary injury to the trainers.
In order to achieve the purpose, the invention provides the following technical scheme: a four-head humerus training chair comprises a fixed base, wherein the right end of the upper side of the fixed base is fixedly connected with a fixed plate through an air supporting rod, the left side of the fixed plate is fixedly provided with a sliding block, the sliding block is embedded on a first fixed frame, a limiting pin is arranged on the first fixed frame, the upper side of the fixed plate is fixedly provided with a cushion, handles are fixedly arranged on two sides of the cushion, the back side of the cushion is hinged with a backrest, a locking button is arranged at the hinging position of the backrest and the cushion, a screw rod is fixedly arranged on the inner side of the first fixed frame, a nut is sleeved on the screw rod, a placing plate is sleeved on the screw rod, a balancing weight is sleeved on the placing plate through the screw rod, a belt is fixedly connected onto the balancing weight, the other end of the belt passes through a first guide wheel to be connected with a cam, the cam is arranged, and the second fixing frame is fixedly welded on the left side of the first fixing frame, one end of the rotating shaft is fixedly connected with a connecting rod, the lower end of the connecting rod is fixedly connected with a training wheel, and the first fixing frame is provided with a second guide wheel.
Preferably, the front end downside fixed mounting of fixed plate has two sets of gas vaulting poles, the spout has been seted up on the right side of first mount, and the inboard size of spout is the same with the outside size of slider to seted up spacing hole on the slider, the left side of fixed plate is passed through the slider and is inlayed in first mount, the fixed plate passes through gas vaulting pole and slider and sets up to elevation structure.
Preferably, a limiting hole is formed in the left side of the first fixing frame from top to bottom, and the inner side size of the limiting hole is the same as the outer side size of the bottom end of the limiting pin.
Preferably, the belt is equidistantly provided with limiting holes.
Preferably, the first guide wheels are provided with two groups, and the two groups of first guide wheels are fixedly arranged on the right side of the first fixing frame through a central shaft.
Preferably, the cam includes tight pulley, reel, connecting axle and screens piece, the middle part fixed mounting of tight pulley has the reel, fixed welding has the connecting axle on the tight pulley, the upside at the tight pulley is installed to the screens piece.
Preferably, the screens piece includes carousel, fixed axle, torsion spring, gag lever post and latch, the carousel is provided with two sets ofly altogether, and is two sets of the carousel is installed on the tight pulley through fixed axle and torsion spring respectively, and is two sets of it is fixed respectively on the carousel and is provided with the gag lever post, and the upper end of two sets of gag lever posts all is provided with the latch.
Compared with the prior art, the invention has the beneficial effects that: the quadriceps muscle training chair has the advantages that the fixing plate and the backrest which are provided with the lifting mechanism and the hinge structure enable the device to be adjusted according to the use requirements of a trainer, so that the trainer can train in a most suitable training posture;
the training wheel is driven by a trainer to upgrade by utilizing the lower limb strength through the training wheel and the cam, and the trainer can apply force to the lower limbs of the trainer to train by utilizing the gravity of the balancing weight;
through being provided with the second guide pulley, when the application of force of being not convenient for of training person's low limbs, remove the belt to the second guide pulley from first guide pulley, and adjust the balancing weight to suitable high back through placing the board, training person takes low limbs on the training wheel, and through the strength of upper limbs, the pulling belt, make the belt drive the cam and upgrade, thereby drive the training wheel of being connected with the cam and upgrade, through the belt of pulling repeatedly, utilize the lift of training wheel, make training person's low limbs be in continuous state of flexion and extension, thereby train four head muscle of the humerus.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a schematic side sectional view of the structure of the present invention;
FIG. 3 is a schematic view showing the structural connection of the belt, the cam, the rotating shaft, the fixing block, the connecting rod and the training wheel according to the present invention;
FIG. 4 is a schematic side view of the structure of the first fixing frame, the belt, and the first guide roller of the present invention;
FIG. 5 is a front view of the cam structure of the present invention;
fig. 6 is a front view schematically illustrating the structure of the locking member of the present invention.
In the figure: 1. a fixed base; 2. a gas strut; 3. a fixing plate; 4. a slider; 5. a first fixing frame; 6. a spacing pin; 7. a cushion; 8. a grip; 9. a backrest; 10. a locking button; 11. a screw; 12. a nut; 13. placing the plate; 14. a balancing weight; 15. a belt; 16. a first guide wheel; 17. a cam; 171. a fixed wheel; 172. a reel; 173. a connecting shaft; 174. a clamping piece; 1741. a turntable; 1742. a fixed shaft; 1743. a torsion spring; 1744. a limiting rod; 1745. clamping teeth; 18. a rotating shaft; 19. a fixed block; 20. a connecting rod; 21. a second fixing frame; 22. a training wheel; 23. and a second guide wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution:
a four-head muscle training chair for brachial arms comprises a fixed base 1, wherein the right end of the upper side of the fixed base 1 is fixedly connected with a fixed plate 3 through an air stay rod 2, the left side of the fixed plate 3 is fixedly provided with a slide block 4, the slide block 4 is embedded on a first fixed frame 5, a limit pin 6 is arranged on the first fixed frame 5, the upper side of the fixed plate 3 is fixedly provided with a cushion 7, both sides of the cushion 7 are fixedly provided with handles 8, the back side of the cushion 7 is hinged with a backrest 9, the hinged part of the backrest 9 and the cushion 7 is provided with a locking button 10, the backrest 9 is adjusted to a proper angle by rotating the backrest 9, and is locked at the angle through the locking button 10, so that a trainer can train in a comfortable state, the inner side of the first fixed frame 5 is fixedly provided with a screw rod 11, the screw rod 11 is sleeved with a nut 12, the screw rod 11 is sleeved with a placing plate 13, and the placing plate 13 is sleeved, nut 12 is located the downside of placing board 13, through rotating nut 12, can adjust the height of placing board 13 along screw rod 11, thereby adjust the height of balancing weight 14, fixedly connected with belt 15 on balancing weight 14, and the other end of belt 15 passes first guide pulley 16 and is connected with cam 17, cam 17 passes through axis of rotation 18 and installs on fixed block 19, and fixed block 19 fixed welding is on second mount 21, and second mount 21 fixed welding is on the left side of first mount 5, the one end fixedly connected with connecting rod 20 of axis of rotation 18, and the lower extreme fixedly connected with training wheel 22 of connecting rod 20, be provided with second guide pulley 23 on the first mount 5.
Example 1
As shown in fig. 2, two sets of air supporting rods 2 are fixedly installed on the lower side of the front end of the fixing plate 3, a sliding groove is formed on the right side of the first fixing frame 5, the inner side dimension of the sliding groove is the same as the outer side dimension of the sliding block 4, a limiting hole is formed on the sliding block 4, the left side of the fixing plate 3 is embedded in the first fixing frame 5 through the sliding block 4, the fixing plate 3 is arranged to be a lifting structure through the air supporting rods 2 and the sliding block 4, a limiting hole is formed on the left side of the first fixing frame 5 from top to bottom, the inner side dimension of the limiting hole is the same as the outer side dimension of the bottom end of the limiting pin 6, the fixing plate 3 slides along the first fixing frame 5 through the sliding block 4, the fixing plate 3 is matched with the air supporting rods 2 to adjust the fixing plate 3 to a proper height, the limiting pin 6 is inserted into the limiting hole of the first, so that the trainer can train in a most suitable training posture.
As shown in fig. 1 and 3, the cam 17 includes a fixed wheel 171, a winding wheel 172, a connecting shaft 173 and a blocking member 174, the winding wheel 172 is fixedly installed at the middle portion of the fixed wheel 171, the connecting shaft 173 is fixedly welded on the fixed wheel 171, the blocking member 174 is installed at the upper side of the fixed wheel 171, the trainer applies force to the lower limbs to lift the training wheel 22 upwards, in the lifting process, the training wheel 22 drives the cam 17 to rotate through the connecting rod 20 and the rotating shaft 18, the cam 17 drives the counterweight 14 to lift through the belt 15 in the rotating process, then, the trainer receives force to the lower limbs, at this time, the training wheel 22 returns to the original position by using the self gravity of the counterweight 14, and the training of the quadriceps muscle is repeated in this way.
Example 2
As shown in fig. 4, two sets of first guide wheels 16 are provided, and the two sets of first guide wheels 16 are fixedly installed on the right side of the first fixing frame 5 through a central shaft, so that the belt 15 can move to the second guide wheel 23 along the gap between the two sets of first guide wheels 16;
referring to fig. 1, 5 and 6, the locking member 174 includes two sets of rotating discs 1741, a fixing shaft 1742, a torsion spring 1743, a limit rod 1744 and a latch 1745, the two sets of rotating discs 1741 are respectively installed on the fixing wheel 171 through the fixing shaft 1742 and the torsion spring 1743, the two sets of rotating discs 1741 are respectively and fixedly provided with the limit rod 1744, and the upper ends of the two sets of limit rods 1744 are respectively provided with the latch 1745, the latch 1745 on the locking member 174 is separated from the fixing shaft 1742 through the torsion spring 1743, the belt 15 is stretched to a proper length through the winding wheel 172, the belt 15 is moved from the first guide wheel 16 to the second guide wheel 23, then the nut 12 is rotated to move the nut 12 to the bottom end of the screw 11, and the counterweight 14 on the placing plate 13 is moved along with it to ensure that the counterweight 14 has no downward gravity, at this time, the latch 1745 bites the belt 15 to limit the length of the belt 15, then, the trainee puts both feet on the upper side of the training wheel 22, pulls the belt 15 by the upper limb strength, so that the belt 15 pulls the cam 17 to rotate, and drives the training wheel 22 to go up and down by the cam 17, and by repeatedly pulling the belt 15, the trainee can make the lower limb in a continuous flexion and extension state by the lifting of the training wheel 22, thereby training the quadriceps muscle.
The working principle is as follows: before use, the device is moved to a proper position, the fixing plate 3 slides along the first fixing frame 5 through the sliding block 4, the fixing plate 3 is adjusted to a proper height by matching with the air stay bar 2, the height of the fixing plate 3 is locked through the limiting pin 6, the backrest 9 is rotated to a proper angle, and the angle is locked through the locking button 10;
then, the trainer sits and lies on the cushion 7 on the device, clings the instep to the lower side of the training wheel 22, then holds the grip 8 by hand, applies force to the lower limb, the training wheel 22 is lifted upwards, in the lifting process, the training wheel 22 drives the cam 17 to rotate through the connecting rod 20 and the rotating shaft 18, the cam 17 drives the balancing weight 14 to ascend through the belt 15 in the rotating process, then the lower limb of the trainer takes up the force, at the moment, the training wheel 22 returns to the original position by utilizing the self gravity of the balancing weight 14, and the process is repeated to train the quadriceps brachialis;
if the strength of the lower limbs of the trainer is insufficient, the latch 1745 on the blocking member 174 is separated from the fixed shaft 1742 through the torsion spring 1743, the belt 15 is stretched to a proper length through the winding wheel 172, the belt 15 is moved from the first guide wheel 16 to the second guide wheel 23, then the nut 12 is rotated, the nut 12 is moved to the bottom end of the screw 11, the counterweight block 14 on the placing plate 13 is moved along with the nut 12, so as to ensure that the counterweight block 14 has no downward gravity, at this time, the latch 1745 is bitten by the belt 15 to limit the length of the belt 15, then the trainer places the two feet on the upper side of the training wheel 22, pulls the belt 15 through the strength of the upper limbs, so that the belt 15 pulls the cam 17 to rotate, and drives the training wheel 22 to go up and down through the cam 17, and the belt 15 is pulled repeatedly, so that the lower limbs of the trainer are in a continuous bending and stretching state by the lifting of the training wheel 22, thereby training the quadriceps.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.
Claims (5)
1. The utility model provides a quadriceps muscle training chair, includes unable adjustment base (1), its characterized in that: the fixing device is characterized in that the right end of the upper side of the fixing base (1) is fixedly connected with a fixing plate (3) through a gas supporting rod (2), a slider (4) is fixedly mounted on the left side of the fixing plate (3), the slider (4) is embedded on a first fixing frame (5), a limiting pin (6) is arranged on the first fixing frame (5), a cushion (7) is fixedly mounted on the upper side of the fixing plate (3), handles (8) are fixedly mounted on two sides of the cushion (7), a backrest (9) is hinged to the back side of the cushion (7), a locking button (10) is arranged at the hinged position of the backrest (9) and the cushion (7), a screw rod (11) is fixedly mounted on the inner side of the first fixing frame (5), a nut (12) is sleeved on the screw rod (11), a placing plate (13) is sleeved on the screw rod (11), and a balancing weight (14) is sleeved on the placing plate (13) through, the belt (15) is fixedly connected to the balancing weight (14), the other end of the belt (15) penetrates through the first guide wheel (16) to be connected with the cam (17), the cam (17) is installed on the fixing block (19) through the rotating shaft (18), the fixing block (19) is fixedly welded to the second fixing frame (21), the second fixing frame (21) is fixedly welded to the left side of the first fixing frame (5), the connecting rod (20) is fixedly connected to one end of the rotating shaft (18), the training wheel (22) is fixedly connected to the lower end of the connecting rod (20), and the second guide wheel (23) is arranged on the first fixing frame (5);
the cam (17) comprises a fixed wheel (171), a reel (172), a connecting shaft (173) and a clamping piece (174), the reel (172) is fixedly mounted in the middle of the fixed wheel (171), the connecting shaft (173) is fixedly welded on the fixed wheel (171), and the clamping piece (174) is mounted on the upper side of the fixed wheel (171);
screens spare (174) are including carousel (1741), fixed axle (1742), torsion spring (1743), gag lever post (1744) and latch (1745), carousel (1741) is provided with two sets ofly altogether, and is two sets of carousel (1741) is installed on fixed pulley (171) through fixed axle (1742) and torsion spring (1743) respectively, and is two sets of fixed gag lever post (1744) that is provided with respectively on carousel (1741), and the upper end of two sets of gag lever posts (1744) all is provided with latch (1745).
2. The quadriceps training chair of claim 1, wherein: the utility model discloses a fixed plate, including fixed plate (3), the front end downside fixed mounting of fixed plate (3) has two sets of gas vaulting poles (2), the spout has been seted up on the right side of first mount (5), and the inboard size of spout is the same with the outside size of slider (4) to the spacing hole has been seted up on slider (4), the left side of fixed plate (3) is passed through slider (4) and is embedded in first mount (5), fixed plate (3) are through gas vaulting pole (2) and slider (4) set up to elevation structure.
3. The quadriceps training chair of claim 1, wherein: a limiting hole is formed in the left side of the first fixing frame (5) from top to bottom, and the inner side size of the limiting hole is the same as the outer side size of the bottom end of the limiting pin (6).
4. The quadriceps training chair of claim 1, wherein: the belt (15) is equidistantly provided with limiting holes.
5. The quadriceps training chair of claim 1, wherein: the first guide wheels (16) are arranged in two groups, and the two groups of first guide wheels (16) are fixedly arranged on the right side of the first fixing frame (5) through a central shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910627201.7A CN110327592B (en) | 2019-06-30 | 2019-06-30 | Quadriceps muscle training chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910627201.7A CN110327592B (en) | 2019-06-30 | 2019-06-30 | Quadriceps muscle training chair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110327592A CN110327592A (en) | 2019-10-15 |
| CN110327592B true CN110327592B (en) | 2020-11-13 |
Family
ID=68146547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910627201.7A Active CN110327592B (en) | 2019-06-30 | 2019-06-30 | Quadriceps muscle training chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110327592B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111359144B (en) * | 2020-04-02 | 2021-04-06 | 吉林师范大学 | Physical training device is used in sports teaching |
| CN111991183B (en) * | 2020-08-21 | 2022-04-05 | 秦皇岛市第一医院 | Waist rehabilitation training device |
| CN113457081B (en) * | 2021-07-16 | 2022-06-24 | 山东体育学院 | Physical training equipment for training quadriceps femoris |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10265570B2 (en) * | 2015-08-07 | 2019-04-23 | Cheng I. Chou | Exercise machine with flexible handles |
| CN204952062U (en) * | 2015-08-13 | 2016-01-13 | 常州市建本医疗康复器材有限公司 | Quadriceps femoris trains chair |
| CN206295557U (en) * | 2016-11-28 | 2017-07-04 | 广州人来康复设备制造有限公司 | A kind of Quadriceps femoris rehabilitation training aids |
| CN208448069U (en) * | 2018-03-07 | 2019-02-01 | 山东泽普医疗科技有限公司 | Side stretching recovery training appliance for recovery before and after thigh |
| CN108888913A (en) * | 2018-06-28 | 2018-11-27 | 昆明理工大学 | A kind of sitting posture swings forward the health and fitness facilities and its application method of leg |
| CN108970004B (en) * | 2018-08-29 | 2020-10-30 | 雷磊 | Leg fitness equipment |
| CN109663292A (en) * | 2019-01-06 | 2019-04-23 | 成都体育学院 | Leg strength training device |
-
2019
- 2019-06-30 CN CN201910627201.7A patent/CN110327592B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN110327592A (en) | 2019-10-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110327592B (en) | Quadriceps muscle training chair | |
| CN209917157U (en) | A novel fitness equipment for upper limbs is taken exercise | |
| CN111359149A (en) | Four limbs coordinated type rehabilitation training device | |
| CN215839984U (en) | Novel recovered branch of academic or vocational study is recovered with shank device | |
| CN212141309U (en) | Four limbs coordinated type rehabilitation training device | |
| CN112891839A (en) | Multi-purpose rehabilitation auxiliary exercise device | |
| EP2346581B1 (en) | Exercise apparatus | |
| CN215691374U (en) | Cardiovascular internal medicine nursing is with recovered ware | |
| CN112957671B (en) | Flexible type exercise equipment for athletic aerobics exercises | |
| CN211585081U (en) | Lower limb strength training instrument for track and field training | |
| CN107485820A (en) | A kind of chest expander of convenient regulation | |
| CN211097346U (en) | Leg exercise device for neurology nursing | |
| CN217311798U (en) | Universal portal frame for wheelchair rehabilitation exercise | |
| CN218607919U (en) | Novel physical training device | |
| CN215741634U (en) | Limb rehabilitation training device for nursing in burn plastic surgery | |
| CN220860590U (en) | Adjustable upper limbs rehabilitation training device | |
| CN219091016U (en) | Rotation adjusting structure of outdoor body-building equipment | |
| CN219701006U (en) | Single-hand gear adjusting mechanism of climbing trainer | |
| CN218980371U (en) | Four limbs exercise device | |
| CN217988260U (en) | Lower limb trainer | |
| CN113797483A (en) | Handle rotation adjusting mechanism for triceps training device and using method thereof | |
| CN113457081B (en) | Physical training equipment for training quadriceps femoris | |
| CN215916390U (en) | Stay cord motion structure and body-building apparatus | |
| CN114699724B (en) | Dorsum muscle trainer for physical training | |
| CN114984516B (en) | Cardiovascular disease prevention is with training nursing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |