CN112546540A - Chest expander for body-building exercise based on resistance increasing of electromagnetic principle - Google Patents
Chest expander for body-building exercise based on resistance increasing of electromagnetic principle Download PDFInfo
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- CN112546540A CN112546540A CN202011574219.4A CN202011574219A CN112546540A CN 112546540 A CN112546540 A CN 112546540A CN 202011574219 A CN202011574219 A CN 202011574219A CN 112546540 A CN112546540 A CN 112546540A
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- 230000001965 increasing effect Effects 0.000 title claims abstract description 20
- 230000005284 excitation Effects 0.000 claims abstract description 45
- 230000000712 assembly Effects 0.000 claims abstract description 10
- 238000000429 assembly Methods 0.000 claims abstract description 10
- 230000000694 effects Effects 0.000 abstract description 12
- 230000003139 buffering effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000003028 elevating effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000000149 penetrating effect Effects 0.000 description 1
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- 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
- A63B21/005—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using electromagnetic or electric force-resisters
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
- A63B71/0619—Displays, user interfaces and indicating devices, specially adapted for sport equipment, e.g. display mounted on treadmills
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- Health & Medical Sciences (AREA)
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- Orthopedic Medicine & Surgery (AREA)
- Engineering & Computer Science (AREA)
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Abstract
The invention discloses a resistance-increasing chest expander for fitness exercise based on an electromagnetic principle, which comprises a bottom plate, wherein a buffer rubber block is fixedly connected to the middle part of the upper end of the bottom plate, the upper end of the buffer rubber block is movably connected with a lifting mechanism, a group of excitation assemblies are movably clamped at the left end and the right end of the lifting mechanism, a left support frame and a right support frame are respectively and fixedly connected to the left part and the right part of the upper end of the bottom plate, a top plate is fixedly connected to the upper ends of the left support frame and the right support frame together, a lifting ring is movably connected to the middle part of the top plate in an inserting mode, a tension rope is movably connected between the lifting ring and the lifting mechanism together, a pulling mechanism is fixedly connected to one end, far away from the lifting mechanism. The chest expander for body building and exercise based on resistance increasing of the electromagnetic principle is convenient to use, can be used gradually, has a better exercise effect, can avoid safety risks brought by the balancing weight, and is safer.
Description
Technical Field
The invention relates to the technical field of fitness equipment, in particular to a chest expander for fitness exercise based on resistance increasing of an electromagnetic principle.
Background
The chest expander for body-building that has now mainly includes support, pull ring, pulling force rope and the different balancing weight of a plurality of weight, when carrying out the pulling force exercise, changes required pulling force value through the quantity that increases the balancing weight or reduce the balancing weight, carries out the pulling force exercise, and this kind of chest expander need use the balancing weight, and the installation of balancing weight is with lift off needs other people supplementary, uses inconveniently, also can have safe risk, unsafe in the installation and lift off simultaneously. Therefore, the chest expander for body building and exercise based on the resistance increasing of the electromagnetic principle is provided.
Disclosure of Invention
The invention mainly aims to provide a chest expander for fitness and exercise based on resistance increasing of an electromagnetic principle, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
a resistance-increasing chest expander for body-building exercise based on an electromagnetic principle comprises a bottom plate, wherein two buffer rubber blocks are fixedly connected to the middle part of the upper end of the bottom plate, the upper ends of the two buffer rubber blocks are movably connected with a lifting mechanism together, a group of excitation assemblies are movably clamped at the left end and the right end of the lifting mechanism, the number of the excitation assemblies is two, guide pillars are fixedly connected to the upper end of the bottom plate, the number of the guide pillars is two, the two buffer rubber blocks are arranged between the two guide pillars, the two guide pillars are movably connected with the lifting mechanism in an inserting manner, a group of support rods are fixedly connected to the left part and the right part of the upper end of the bottom plate, the two guide pillars are arranged between two groups of support rods, each group of the support rods is two, and the two adjacent support rods are arranged on the front side and, the left part and the right part of the upper end of the bottom plate are respectively and fixedly connected with a left support frame and a right support frame, two groups of support rods are arranged between the left support frame and the right support frame, a left group of excitation assemblies and a right group of excitation assemblies are respectively arranged in the left support frame and the right support frame, the upper end of the left support frame and the upper end of the right support frame are fixedly connected with a top plate together, the upper ends of the support rods and the upper ends of the guide posts are fixedly connected with the lower end of the top plate, the middle part of the top plate is inserted and movably connected with a hanging ring, a part of the hanging ring, which is positioned below the top plate, and the lifting mechanism are jointly and movably connected with a tension rope, one end of the tension rope, which is far away from the lifting mechanism, is fixedly connected with a pulling mechanism, a control mechanism is fixedly connected in the pulling mechanism, the front end fixedly connected with control panel of right branch strut, the lower extreme fixedly connected with of bottom plate supports the chassis.
Preferably, the lower extreme of lifter plate alternates swing joint and has T shape post, the upper end of T shape post is extended and is run through lifter plate up end and fixedly connected with force sensor, force sensor's upper end fixedly connected with go-between, the guide hole has all been seted up to the upper end left part and the upper end right part of lifter plate, the equal joint in upper end left part and the upper end right part of lifter plate is fixed with the mounting bracket, two the guide hole sets up between two mounting brackets, two equal fixedly connected with balladeur train, two on the outside terminal surface of mounting bracket a set of spout has all been seted up on the outside terminal surface of balladeur train, the spout is provided with every group two.
Preferably, the upper end of the buffer rubber block is movably connected with the lower end of the lifting plate, the excitation assembly is movably clamped in the sliding groove, the guide pillar is movably connected with the lifting plate in an inserting mode through the guide hole, and one end, far away from the pulling mechanism, of the tensile rope is fixedly connected with the connecting ring.
Preferably, the pulling mechanism includes a connecting block, the equal fixedly connected with link of left end and right-hand member of a connecting block, two the link is U-shaped structure, two equal fixedly connected with holding rod, two on the medial surface of link the common fixedly connected with link of medial surface of holding rod, the one end fixedly connected with control button of a connecting block is kept away from to No. two connecting blocks, the upper end and the tensile force rope fixed connection of a connecting block.
Preferably, a plurality of anti-slip strips are fixedly connected to the outer circumferential surfaces of the two holding rods, and the anti-slip strips are arranged in the left-right direction.
Preferably, control mechanism includes the battery compartment, the recess has been seted up to the right-hand member of battery compartment, No. two recesses have been seted up on the left internal face of a recess, the joint is fixed with the battery in No. two recesses, the joint is fixed with the apron in No. one recess, battery compartment fixed connection is between a connecting block and No. two connecting blocks.
Preferably, the control button is electrically connected with the storage battery, and the control button is electrically connected with the control panel.
Preferably, the control panel is electrically connected with the excitation assembly and the tension sensor.
Preferably, the supporting chassis is a long U-shaped frame.
Compared with the prior art, the invention has the following beneficial effects:
1. set up excitation subassembly and balladeur train, after excitation subassembly circular telegram produces the magnetic field, the balladeur train is adsorbed on excitation subassembly on the surface, makes the balladeur train and the excitation subassembly between be difficult for taking place relative movement, will make promptly to take place relative movement between balladeur train and the excitation subassembly and need extra pulling force, and this pulling force is applyed by the user, and then can carry out pulling force to the user and temper convenient to use, safety.
2. Through setting up control panel, the excitation subassembly, tension sensor, electric connection, control panel can show the pulling force value when pulling force is taken exercise at every turn through tension sensor and control panel cooperation with excitation subassembly and tension sensor electric connection, and then the electric current size that gets into the excitation subassembly at every turn through control panel control controls required pulling force size at every turn, can set up the current value that gets into the excitation subassembly by ladder nature, and then ladder nature sets up required pulling force value, and then play the effect of tension training, high durability and convenient use, can be step by step, it is better to temper the effect.
3. The current value entering the excitation assembly every time is controlled by the control panel, so that the magnetic field intensity generated by the excitation assembly every time is different, the magnetic field force borne by the sliding frame is different, the required tension value is changed, and the tension exercise is realized; when the current value that gets into excitation assembly at every turn increased in proper order, required pulling force value also increased in proper order, need not increase the balancing weight and can adjust required pulling force size, and it is more convenient to use the operation, also can avoid the safety risk that the balancing weight brought, and is safer.
Drawings
FIG. 1 is an overall configuration diagram of a chest expander for fitness exercise based on resistance increasing by electromagnetic principle according to the present invention;
FIG. 2 is a rear view of a chest expander for fitness and exercise based on the electromagnetic principle of resistance increase of the present invention;
FIG. 3 is a partial block diagram of a chest expander for fitness and exercise according to the present invention, which is based on the electromagnetic principle for increasing resistance;
FIG. 4 is an overall configuration view of a lifting mechanism of a chest expander for fitness exercise according to the present invention, which is based on the electromagnetic principle for resistance increase;
FIG. 5 is an overall configuration view of a pulling mechanism of a chest expander for fitness exercise according to the present invention, which is based on the electromagnetic principle for resistance increase;
fig. 6 is an overall configuration diagram of a control mechanism of a chest expander for fitness exercise based on resistance increasing of an electromagnetic principle according to the present invention.
In the figure: 1. a base plate; 2. buffering the rubber block; 3. a lifting mechanism; 4. an excitation assembly; 5. a support bar; 6. a top plate; 7. a hoisting ring; 8. a pulling mechanism; 9. a control mechanism; 10. a tension rope; 11. a guide post; 12. a left support frame; 13. a right support frame; 14. a control panel; 15. a support chassis; 31. a lifting plate; 32. a T-shaped column; 33. a tension sensor; 34. a connecting ring; 35. a mounting frame; 36. a carriage; 37. a chute; 38. a guide hole; 81. a first connecting block; 82. a connecting frame; 83. a holding rod; 84. a second connecting block; 85. a control button; 86. anti-slip strips; 91. a battery compartment; 92. a first groove; 93. a second groove; 94. a storage battery; 95. and (7) a cover plate.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in figures 1-6, a resistance-increasing chest expander for fitness exercise based on electromagnetic principle comprises a bottom plate 1, wherein the middle part of the upper end of the bottom plate 1 is fixedly connected with two buffer rubber blocks 2, the upper ends of the two buffer rubber blocks 2 are jointly and movably connected with a lifting mechanism 3, a group of excitation assemblies 4 are movably clamped at the left end and the right end of the lifting mechanism 3, the excitation assemblies 4 are arranged into two groups, the upper end of the bottom plate 1 is fixedly connected with two guide pillars 11, the two guide pillars 11 are arranged, the two buffer rubber blocks 2 are arranged between the two guide pillars 11, the two guide pillars 11 are movably connected with the lifting mechanism 3 in an alternating manner, the left part and the right part of the upper end of the bottom plate 1 are fixedly connected with a group of support rods 5, the two guide pillars 11 are arranged between two groups of support rods 5, the two support rods 5 adjacent to each other are arranged at the front side, bottom plate 1's upper end left part and the different fixedly connected with left branch strut 12 in upper end right part and right branch strut 13, two sets of bracing pieces 5 set up between left branch strut 12 and right branch strut 13, control two sets of excitation subassembly 4 and set up respectively in left branch strut 12 and right branch strut 13, the common fixedly connected with roof 6 in the upper end of left branch strut 12 and the upper end of right branch strut 13, the upper end of bracing piece 5 and the upper end of guide pillar 11 all with the equal fixed connection of lower extreme of roof 6, the middle part of roof 6 alternates swing joint and has rings 7, common swing joint has pulling force rope 10 between one portion that lies in roof 6 below and elevating system 3 on rings 7, the one end fixedly connected with pulling mechanism 8 of elevating system 3 is kept away from to pulling force rope 10, fixedly connected with control mechanism 9 in pulling mechanism 8, the front end fixedly connected with control panel 14 of right branch strut 13, the lower extreme fixedly.
The lower end of the lifting plate 31 is movably connected with a T-shaped column 32 in a penetrating manner, the upper end of the T-shaped column 32 extends through the upper end face of the lifting plate 31 and is fixedly connected with a tension sensor 33, the upper end of the tension sensor 33 is fixedly connected with a connecting ring 34, the upper left part and the upper right part of the lifting plate 31 are respectively provided with a guide hole 38, the upper left part and the upper right part of the lifting plate 31 are respectively fixedly clamped with a mounting frame 35, the two guide holes 38 are arranged between the two mounting frames 35, the outer end faces of the two mounting frames 35 are respectively and fixedly connected with a sliding frame 36, the outer end faces of the two sliding frames 36 are respectively provided with a group of sliding grooves 37, each group of the two sliding grooves 37 are respectively provided with two sliding frames 36 and are movably connected with the excitation assembly 4 through the sliding frames 36, after the excitation assembly 4 is electrified to generate a magnetic field, i.e. additional pulling force is required to cause relative movement between carriage 36 and exciter assembly 4, and this pulling force is applied by the user, so that a pulling exercise can be performed.
The upper end of buffering gluey piece 2 and the lower extreme swing joint of lifter plate 31, excitation subassembly 4 activity joint is in spout 37, guide pillar 11 alternates swing joint through guide hole 38 and lifter plate 31, pulling force rope 10 is kept away from the one end and the go-between 34 fixed connection of pulling mechanism 8, at the lifter plate 31 in-process that slides from top to bottom, buffering gluey piece 2 can play the effect of supporting buffering lifter plate 31, prevent lifter plate 31 and bottom plate 1 contact, play the effect of protection force sensor 33.
Pulling mechanism 8 includes connecting block 81 No. one, the equal fixedly connected with link 82 of left end and right-hand member of connecting block 81, two links 82 are the U-shaped structure, equal fixedly connected with holding rod 83 on the medial surface of two links 82, the common fixedly connected with of medial surface of two holding rods 83 is No. two connecting blocks 84, No. two connecting blocks 84 keep away from the one end fixedly connected with control button 85 of connecting block 81, the upper end and the tensile rope 10 fixed connection of connecting block 81, through holding rod 83, and stimulate holding rod 83 downwards, make tensile rope 10 pull up lifter plate 31, and then carry out the tensile exercise, and use method is simple, easily get on the hand, convenient operation.
Equal fixedly connected with a plurality of antislip strip 86 on the outer periphery of two holding rods 83, antislip strip 86 is left right direction setting, when user's gripping holding rod 83, can play skid-proof effect, and then can play the effect that improves the fastness of gripping, prevents to drop, and the result of use is better, safer.
It should be noted that, the invention is a resistance-adding chest expander for body-building exercise based on electromagnetic principle, according to the principle that metal can be acted by magnetic field force in magnetic field to generate motion resistance and is not easy to move, when the excitation assembly 4 is electrified to generate magnetic field, the sliding frame 36 can be adsorbed on the surface of the excitation assembly 4 and is not easy to move, i.e. extra pulling force is needed to make the sliding frame 36 and the excitation assembly 4 move relatively, the pulling force is applied by user, and then the user can do pulling exercise; when the lifting device is used, firstly, the current value entering the excitation assembly 4 is sequentially set through the tension sensor 33 and the control panel 14, the current value set each time is sequentially increased, then, a user inputs an initial current value into the excitation assembly 4 through the control panel 14, the current value is the minimum current value, the force value required for pulling the sliding frame 36 to move is the minimum, then, the user holds the holding rod 83, pulls the tension rope 10, pulls the lifting plate 31 up through the lifting ring 7 and the connecting ring 34, and under the action of a magnetic field generated by the excitation assembly 4, the user needs to exert force to pull the lifting plate 31 up; after the lifting of the lifting plate 31 is finished for one time, the control button 85 is pressed down to power off the excitation assembly 4, the excitation assembly 4 interrupts the generation of the magnetic field, the lifting plate 31 freely falls to the original position, then the control button 85 is pressed down again to electrify the excitation assembly 4 again to generate the magnetic field, the intensity of the magnetic field at this time is greater than that of the magnetic field at the previous time, and then the pulling rope 10 is continuously pulled to perform pulling exercise; above-mentioned operation is repeated, can carry out the pulling force training step by step, excellent in use effect uses safelyr.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a body-building for exercise chest expander based on electromagnetism principle adds hinders, includes bottom plate (1), its characterized in that: the middle part of the upper end of the bottom plate (1) is fixedly connected with a buffer rubber block (2), the buffer rubber block (2) is provided with two buffer rubber blocks, the upper ends of the two buffer rubber blocks (2) are jointly and movably connected with a lifting mechanism (3), the left end and the right end of the lifting mechanism (3) are movably clamped with a group of excitation assemblies (4), the excitation assemblies (4) are arranged into two groups, the upper end of the bottom plate (1) is fixedly connected with two guide columns (11), the two guide columns (11) are arranged between the two guide columns (11), the two guide columns (11) are respectively and movably connected with the lifting mechanism (3) in an inserting way, the left part and the right part of the upper end of the bottom plate (1) are respectively and fixedly connected with a group of supporting rods (5), the two guide columns (11) are arranged between the two groups of supporting rods (5), and each group of the supporting rods (5) is provided, two adjacent supporting rods (5) are arranged on the front side and the rear side of a lifting mechanism (3), the left part and the right part of the upper end of a bottom plate (1) are respectively and fixedly connected with a left supporting frame (12) and a right supporting frame (13), two groups of supporting rods (5) are arranged between the left supporting frame (12) and the right supporting frame (13), two groups of left and right excitation assemblies (4) are respectively arranged in the left supporting frame (12) and the right supporting frame (13), the upper ends of the left supporting frame (12) and the right supporting frame (13) are jointly and fixedly connected with a top plate (6), the upper ends of the supporting rods (5) and the upper ends of guide pillars (11) are respectively and fixedly connected with the lower end of the top plate (6), the middle part of the top plate (6) is inserted and movably connected with a lifting ring (7), a pull rope (10) is jointly and movably connected between one part of the lifting ring (7) which is positioned below the, one end of the tension rope (10) far away from the lifting mechanism (3) is fixedly connected with a pulling mechanism (8), a control mechanism (9) is fixedly connected in the pulling mechanism (8), the front end of the right support frame (13) is fixedly connected with a control panel (14), and the lower end of the bottom plate (1) is fixedly connected with a support chassis (15).
2. The chest expander for fitness and exercise based on resistance increasing by electromagnetic principle as claimed in claim 1, wherein: the lower extreme of lifter plate (31) alternates swing joint and has T shape post (32), the upper end of T shape post (32) is extended and is run through lifter plate (31) up end and fixedly connected with force sensor (33), the upper end fixedly connected with go-between (34) of force sensor (33), guide hole (38) have all been seted up to the upper end left part and the upper end right part of lifter plate (31), the equal joint in upper end left part and the upper end right part of lifter plate (31) is fixed with mounting bracket (35), two guide hole (38) set up between two mounting bracket (35), two equal fixedly connected with balladeur train (36), two on the outside terminal surface of balladeur train (36) have all been seted up a set of spout (37), spout (37) are provided with every group two.
3. The chest expander for fitness and exercise based on resistance increasing by electromagnetic principle as claimed in claim 2, wherein: the upper end of the buffer rubber block (2) is movably connected with the lower end of the lifting plate (31), the excitation assembly (4) is movably clamped in the sliding groove (37), the guide pillar (11) is movably connected with the lifting plate (31) in an inserting mode through the guide hole (38), and one end, far away from the pulling mechanism (8), of the tensile rope (10) is fixedly connected with the connecting ring (34).
4. The chest expander for fitness and exercise based on resistance increasing by electromagnetic principle as claimed in claim 1, wherein: pulling mechanism (8) are including connecting block (81) No. one, the equal fixedly connected with link (82) of left end and right-hand member of connecting block (81), two link (82) are the U-shaped structure, two equal fixedly connected with holding rod (83), two on the medial surface of link (82) the common fixedly connected with of medial surface of holding rod (83) connecting block (84) No. two, one end fixedly connected with control button (85) of connecting block (81) are kept away from to connecting block (84) No. two, the upper end and tensile force rope (10) fixed connection of connecting block (81).
5. The chest expander for fitness and exercise based on resistance increasing by electromagnetic principle as claimed in claim 4, wherein: the outer circumferential surfaces of the two holding rods (83) are fixedly connected with a plurality of anti-slip strips (86), and the anti-slip strips (86) are arranged in the left-right direction.
6. The chest expander for fitness and exercise based on resistance increasing by electromagnetic principle as claimed in claim 1, wherein: control mechanism (9) include battery compartment (91), recess (92) have been seted up to the right-hand member of battery compartment (91), recess (93) have been seted up on the left inner wall face of recess (92), the joint is fixed with battery (94) in recess (93) No. two, the joint is fixed with apron (95) in recess (92), battery compartment (91) fixed connection is between connecting block (81) and connecting block (84) No. two.
7. The chest expander for fitness and exercise based on resistance increasing by electromagnetic principle as claimed in claim 4, wherein: the control button (85) is electrically connected with the storage battery (94), and the control button (85) is electrically connected with the control panel (14).
8. The chest expander for fitness and exercise based on resistance increasing by electromagnetic principle as claimed in claim 1, wherein: the control panel (14) is electrically connected with the excitation assembly (4) and the tension sensor (33).
9. The chest expander for fitness and exercise based on resistance increasing by electromagnetic principle as claimed in claim 1, wherein: the supporting underframe (15) is a long U-shaped frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011574219.4A CN112546540B (en) | 2020-12-25 | 2020-12-25 | Chest expander for body-building exercise based on resistance increasing of electromagnetic principle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011574219.4A CN112546540B (en) | 2020-12-25 | 2020-12-25 | Chest expander for body-building exercise based on resistance increasing of electromagnetic principle |
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| CN112546540A true CN112546540A (en) | 2021-03-26 |
| CN112546540B CN112546540B (en) | 2022-04-19 |
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| CN209885152U (en) * | 2019-04-25 | 2020-01-03 | 山东女子学院 | Sports equipment for arm strength exercise |
| CN210698660U (en) * | 2019-06-05 | 2020-06-09 | 周晓艳 | Recovered branch of academic or vocational study is with novel recovered support |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69700527D1 (en) * | 1997-04-01 | 1999-10-21 | Hai Pin Kuo | Counter-holding mechanism for an exercise device |
| CN106075807A (en) * | 2016-07-28 | 2016-11-09 | 宁波大学 | Lifting type intelligent body-building barbell |
| CN107297054A (en) * | 2017-08-07 | 2017-10-27 | 无锡市湖昌机械制造有限公司 | The chin-up frame of intensity controlled |
| CN108434652A (en) * | 2018-02-13 | 2018-08-24 | � 赵 | A kind of body-building device using gyroscope |
| CN108499032B (en) * | 2018-04-11 | 2019-11-01 | 岳贤玉 | A kind of fixed strength building instrument |
| CN209885152U (en) * | 2019-04-25 | 2020-01-03 | 山东女子学院 | Sports equipment for arm strength exercise |
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| CN112546540B (en) | 2022-04-19 |
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Effective date of registration: 20220401 Address after: 253400 60 meters north of the intersection of Hongtu road and Ningnan River, Ningjin County, Dezhou City, Shandong Province Applicant after: Shandong Minolta fitness equipment Co.,Ltd. Address before: 262500 near 3999 Yidu West Road, Qingzhou City, Zibo City, Shandong Province Applicant before: Li Zhengqian |
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Denomination of invention: A stretching device for fitness exercise based on electromagnetic principle and resistance Effective date of registration: 20231109 Granted publication date: 20220419 Pledgee: Shandong Ningjin Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Minolta fitness equipment Co.,Ltd. Registration number: Y2023980064783 |
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