CN105817018A - Training aiding device for standardizing actions of lower limbs of swimmer - Google Patents
Training aiding device for standardizing actions of lower limbs of swimmer Download PDFInfo
- Publication number
- CN105817018A CN105817018A CN201610281842.8A CN201610281842A CN105817018A CN 105817018 A CN105817018 A CN 105817018A CN 201610281842 A CN201610281842 A CN 201610281842A CN 105817018 A CN105817018 A CN 105817018A
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- backplate
- swimmer
- kink
- draw
- groove
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- 210000003141 lower extremity Anatomy 0.000 title claims abstract description 48
- 230000033001 locomotion Effects 0.000 claims abstract description 30
- 230000000694 effects Effects 0.000 claims abstract description 9
- 230000000153 supplemental effect Effects 0.000 claims description 25
- 230000002929 anti-fatigue Effects 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000007667 floating Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 230000009182 swimming Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 241000251730 Chondrichthyes Species 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003414 extremity Anatomy 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B69/00—Training appliances or apparatus for special sports
- A63B69/12—Arrangements in swimming pools for teaching swimming or for training
- A63B69/14—Teaching frames for swimming ; Swimming boards
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention relates to a training aiding device for standardizing actions of lower limbs of a swimmer. The training aiding device comprises a buoyancy assembly which sleeves a human body, and a protection plate assembly which is arranged at the lower end of the buoyancy assembly and is used for limiting a movement range of the lower limbs of the human body, wherein the protection plate assembly comprises a baffle, and a first protection plate and a second protection plate, which are symmetrically arranged at the two ends of the baffle. The training aiding device provided by the invention has the excellent effects that a leg withdrawing pulling region of the swimmer is surrounded by the first protection plate and the second protection plate, a leg withdrawing region is limited by the first protection plate and the second protection plate, incorrect leg withdrawing actions and incorrect leg turning actions can be corrected in time, and a lower limb pulling action route region of the swimmer is easily standardized, so that the training efficiency is easily improved, the training time is shortened and the anti-fatigue time of the swimmer is prolonged.
Description
Technical field
The present invention relates to auxiliary training equipment technical field of swimming, be specifically related to a kind of supplemental training device for specification swimmer's lower limb movement.
Background technology
At present, study swimming generally all can use water wing, as the patent documentation of Publication No. CN201183600Y discloses a kind of water wing, including circle body, the outer surface of swimming circle body is provided with venthole, circle body is internal is provided with massage convex point with human contact face, and the surface of circle body is provided with a stay tube, and it is opening up and the size of a stay tube matches with the umbrella handle of parasols.
The patent documentation of Publication No. CN102233946A discloses a kind of water wing, including the auxiliary section that outline is C-shaped, auxiliary section is provided with the connector connected each other in two ends of its correspondence, connect on the stage casing of auxiliary section and have weight member, the global density that weight member combines after inflating with auxiliary section is equal to the density of water, and weight member card retaining ring is fixed in the outer rim in stage casing, auxiliary section.
The patent documentation of Publication No. CN104943833A discloses a kind of auxiliary Apparatus for learning swim, it is characterised in that including: with the auxiliary section of the tabular that human body back reclines；Portion is floated in the increasing of the shark fin-shaped being arranged on described auxiliary section upper surface；At least two cingulums, both sides with described auxiliary section respectively, two ends are relatively fixed；Described auxiliary section and the floating portion of increasing are one-body molded, and material is foam；Described auxiliary section and the floating portion of increasing are air bag, and the cavity that auxiliary section and increasing are floated within portion is interconnected, and auxiliary section or the floating portion of increasing are provided with a charge and discharge QI KOU；Or described auxiliary section and increase floating portion and be air bag, and auxiliary section floats portion with increasing internal cavity does not connects, auxiliary section and increase and be respectively provided with a charge and discharge QI KOU in the portion of floating；Also include that the bindiny mechanism that at least two coordinates with cingulum, each bindiny mechanism all include: two pieces of force-bearing pieces, be separately positioned on the floating portion of increasing or the both sides of auxiliary section；Connector, is rotatably installed on described force-bearing piece, and described connector has a mating holes passed for described cingulum.
Existing patent document does not the most disclose the aided training equipment of specification swimmer's lower limb movement, when hands-on, owing to action is lack of standardization, causes physical consumption too fast, it is impossible to efficiently accomplish training mission.
Summary of the invention
In order to overcome defect of the prior art, it is an object of the invention to propose a kind of supplemental training device for specification swimmer's lower limb movement, leg techniques action when including but not limited to for improving breaststroke.
The present invention is achieved through the following technical solutions:
A kind of supplemental training device for specification swimmer's lower limb movement, including be sheathed on human body buoyance module and be arranged at buoyance module lower end, for limiting the backplate assembly of human body lower limbs range of activity.
Described technical scheme is preferably, and described backplate assembly includes baffle plate and is symmetricly set in first backplate at baffle plate two ends, the second backplate.
Described technical scheme is preferably, and described backplate assembly also includes the 3rd backplate being arranged at outside the first backplate, and is arranged at the 4th backplate outside the second backplate.
Described technical scheme is preferably, and described 3rd backplate, the 4th backplate are the most semicircular arc, and described 3rd backplate, the 4th backplate all lateral bends in it.
Described technical scheme is preferably, and latter half of being bent downwardly of described first backplate forms the first kink on described first backplate, and latter half of being bent downwardly of the second backplate forms the second kink on described second backplate；And it is provided with the first draw-in groove at the first kink of the first backplate；Correspondingly, the second kink at the second backplate is provided with second draw-in groove identical with the first notch；Being provided with, between described first draw-in groove and the second draw-in groove, the sliding part moved along its track, the two ends of sliding part are embedded in the first draw-in groove and the second draw-in groove by chain rivet.
Described technical scheme is preferably, and is equipped with connecting rod between described first kink and buoyance module and between the second kink and buoyance module.
Described technical scheme is preferably, and the angle between front end and the rear end of described first kink is 90 °～180 °, and correspondingly, the angle between front end and the rear end of described second kink is 90 °～180 °.
Described technical scheme is preferably, and the angle between front end and the rear end of described first kink is 130 °, and the angle between front end and the rear end of described second kink is 130 °.
Described technical scheme is preferably, and described connecting rod is preferably buoyancy connecting rod.
Described technical scheme be preferably, latter half of and second backplate of described first backplate latter half of between be provided with Flexible Connector.
Described technical scheme is preferably, and described buoyance module is a buoyant device.
Described technical scheme is preferably, the first half of described buoyant device and latter half of between angle be 90 °～180 °.
Described technical scheme is preferably, and described buoyant device is preferably U-shaped.
A kind of supplemental training device for specification swimmer's lower limb movement, including be sheathed on human body buoyance module and be arranged at buoyance module lower end, for limiting the backplate assembly of human body lower limbs range of activity；
Described backplate assembly is made up of two baffle plates, the first backplate, the second backplate, and two baffle plates are connected by fixing axle and locking device, and the first backplate, the second backplate are respectively symmetrically the outside being arranged at two baffle plates；
Described buoyance module is made up of two buoyant devices, and two buoyant devices are respectively symmetrically the outside being arranged at two baffle plates, and the fluidic junction of said two buoyant device is connected by fixing axle and locking device；
Latter half of being bent downwardly of the first backplate forms the first kink on described first backplate, and latter half of being bent downwardly of the second backplate forms the second kink on described second backplate；And it is provided with the first draw-in groove at the first kink of the first backplate；Correspondingly, the second kink at the second backplate is provided with second draw-in groove identical with the first notch；Being provided with, between described first draw-in groove and the second draw-in groove, the sliding part moved along its track, the two ends of sliding part are embedded in the first draw-in groove and the second draw-in groove by chain rivet.
Described technical scheme is preferably, and described backplate assembly also includes the 3rd backplate being arranged at outside the first backplate, and is arranged at the 4th backplate outside the second backplate.
Described technical scheme is preferably, and described 3rd backplate, the 4th backplate are the most semicircular arc, and described 3rd backplate, the 4th backplate all lateral bends in it.
Described technical scheme is preferably, and is equipped with connecting rod between described first kink and buoyance module and between the second kink and buoyance module.
Described technical scheme is preferably, and the angle between front end and the rear end of described first kink is 90 °～180 °, and correspondingly, the angle between front end and the rear end of described second kink is 90 °～180 °.
Described technical scheme is preferably, and the angle between front end and the rear end of described first kink is 130 °, and the angle between front end and the rear end of described second kink is 130 °.
Described technical scheme is preferably, and described connecting rod is preferably buoyancy connecting rod.
Described technical scheme be preferably, latter half of and second backplate of described first backplate latter half of between be provided with Flexible Connector.
Described technical scheme is preferably, the first half of described buoyant device and latter half of between angle be 90 °～180 °.
Described technical scheme is preferably, and described buoyant device is preferably C-shaped.
Material for the supplemental training device of specification swimmer's lower limb movement of the present invention is preferably material that is inflatable or that have buoyancy performance.
Compared with prior art, the superior effect of the present invention is: described first backplate and the second backplate surround swimmer and receive lower limb, turn over foot, pedal folder water and the region paddled, described first backplate, the second backplate limit receives lower limb region, can be corrected a mistake promptly receipts lower limb action and mistake dorsiflexing feet, be conducive to the lower limb rowing motion route area of specification swimmer, effectively raise training effectiveness, shorten the training time, extend the endurance time of swimmer.
Accompanying drawing explanation
Fig. 1 is the described supplemental training device first embodiment structural representation for specification swimmer's lower limb movement；
Fig. 2 is described supplemental training device the second example structure schematic diagram for specification swimmer's lower limb movement；
Fig. 3 is described supplemental training device the 3rd example structure schematic diagram for specification swimmer's lower limb movement.
Description of reference numerals is as follows:
11-baffle plate, 111-fix axle, 12-the first backplate, 121-the first kink, 122-the first draw-in groove, 13-the second backplate, 131-the second kink, 132-the second draw-in groove, 14-sliding part, 15-chain rivet, 16-connecting rod, 17-Flexible Connector, 18-buoyant device, 19-the 3rd backplate, 20-the 4th backplate.
Detailed description of the invention
Below in conjunction with the accompanying drawings and the present invention is described in further detail by detailed description of the invention.
Embodiment 1
As shown in Figure 1, a kind of supplemental training device for specification swimmer's lower limb movement of the present invention, including be sheathed on human body buoyance module and be arranged at buoyance module lower end, for limiting the backplate assembly of human body lower limbs range of activity.
In the present embodiment, described backplate assembly includes baffle plate 11 and is symmetricly set in first backplate 12, second backplate 13 at baffle plate 11 two ends.Wherein, latter half of being bent downwardly of described first backplate 12 forms the first kink 121 on described first backplate 12, and latter half of being bent downwardly of the second backplate 13 forms the second kink 131 on described second backplate 13；And it is provided with the first draw-in groove 122 at the first kink 121 of the first backplate 12；Correspondingly, the second kink 131 at the second backplate 13 is provided with second draw-in groove 132 identical with the first draw-in groove 122 structure；Being provided with, between described first draw-in groove 122 and the second draw-in groove 132, the sliding part 14 moved along its track, the two ends of sliding part 14 are embedded in the first draw-in groove 122 and the second draw-in groove 132 by chain rivet 15.Described baffle plate 11 can prevent swimmer's arm pull the deepest, and it is excessive that described sliding part 14 can prevent swimmer's lower limb from receiving lower limb；Use hollow-core construction simultaneously, and use plastic material to make, to increase the buoyancy of sliding part 14.
In the present embodiment, in order to improve the structural stability of supplemental training device of the present invention, between the first kink 121 and buoyance module and between the second kink 131 and buoyance module, it is equipped with connecting rod 16.Specifically, the first half of described connecting rod the 16, first backplate 12, buoyance module form a stable triangular structure；Equally, the first half of described connection the 16, second backplate 12, buoyance module also form stable triangular structure.Further, described connecting rod 16 is hollow-core construction, while improving stability, adds buoyancy.It addition, in the present invention, the first half of described first backplate 12 refers to the first kink 121 for boundary, near one end of buoyance module；And the one end away from buoyance module refers to the latter half of of the first backplate 12；Owing to the first backplate 12 is identical with the structure of the second backplate 13, thus the first half of the second backplate 13 here is omitted.
In the present embodiment, the angle between front end and the rear end of described first kink 121 is 130 °, and the angle between front end and the rear end of described second kink 131 is 130 °.Further, as it is shown in figure 1, the front end of described first kink 121 refers to the part-structure near the first backplate 12 first half, and the rear end of the first kink 121 refers near the part-structure that the first backplate 12 is latter half of；Identical with the structure of the second kink 131 accordingly, due to the first kink 121, therefore here is omitted the front end of the second kink 131 and rear end.
In the present embodiment, latter half of and second backplate 13 of described first backplate 12 latter half of between be provided with Flexible Connector 17.The position of lower limb is judged by arranging Flexible Connector 17 beneficially swimmer；When practical operation, described Flexible Connector 17 is preferably elastic rod, elastic threads, it is to avoid damage swimmer's limbs and damage exercising device.
Buoyance module of the present invention is a buoyant device 18, and described buoyant device is U-shaped.Wherein, buoyant device 18 first half and latter half of between angle be 90 °～180 °.The most in the present embodiment, buoyant device 18 first half and latter half of between angle be 180 °.Wherein, buoyant device 18 is near the first half that one end of baffle plate 11 is buoyant device 18, and the other end is the latter half of of buoyant device 18.In the specific implementation, buoyant device 18 is sheathed on scalable on the health of swimmer, it is preferably the position that chest is on the upper side, described first backplate 12 and the second backplate 13 surround the region that swimmer's lower extremity movement paddles, be conducive to the lower extremity movement rowing motion route of specification swimmer, effectively raise training effectiveness and shorten the training time, extend the endurance time of swimmer.
Embodiment 2
As shown in Figure 2, a kind of supplemental training device for specification swimmer's lower limb movement of the present invention, including be sheathed on human body buoyance module and be arranged at buoyance module lower end, for limiting the backplate assembly of human body lower limbs range of activity.
Wherein, described backplate assembly is made up of two baffle plates the 11, first backplate the 12, second backplate 13, two baffle plates 11 are connected by fixing axle 111 and locking device (not shown), and first backplate the 12, second backplate 13 is respectively symmetrically the outside being arranged at two baffle plates 11；Described buoyance module is made up of two buoyant devices 18, and two buoyant devices 18 are respectively symmetrically the outside being arranged at two baffle plates 11, and the fluidic junction of said two buoyant device 18 is connected by fixing axle 111 and locking device (not shown).In the present invention, latter half of being bent downwardly of the first backplate 12 forms the first kink 121 on described first backplate 12, and latter half of being bent downwardly of the second backplate 13 forms the second kink 131 on described second backplate 13；And it is provided with the first draw-in groove 122 at the first kink 121 of the first backplate 12；Correspondingly, the second kink 131 at the second backplate 13 is provided with second draw-in groove 132 identical with the first draw-in groove 122 structure；As in figure 2 it is shown, be provided with, between described first draw-in groove 122 and the second draw-in groove 132, the sliding part 14 moved along its track, the two ends of sliding part 14 are embedded in the first draw-in groove 122 and the second draw-in groove 132 by chain rivet 15.In the present embodiment, described sliding part 14 is set to two, as shown in Figure 2.
Certainly, it also is provided with connecting rod 16 between the first kink 121 of the present invention and buoyance module and between the second kink 131 and buoyance module；And the latter half of of described first backplate 12 and the second backplate 13 latter half of between be provided with Flexible Connector 17.It addition, the first half of described buoyant device 18 and latter half of between angle be 90 °～180 °, the first half of buoyant device 18 described in Fig. 2 and latter half of between angle be 180 °；And described buoyant device 18 is preferably C-shaped.
It addition, the quantity of the fixing axle 111 between said two baffle plate 11 is not limited to one, when specifically connecting, positioned by locking device；Certainly, in the present invention, two buoyant devices 18 are connected by fixing axle 111, and the quantity being arranged at the fixing axle 111 between two buoyant devices 18 is also not necessarily limited to one, are also adopted by locking device location equally.Described locking device is fast locking device, for prior art.
Supplemental training device described in the present embodiment 2 can be suitably used for various swimming fan.When concrete operations, locking device is opened, and the fixing axle 111 between two buoyant devices 18 is taken out, or it is reduced to one end of any one buoyant device 14, by rotating another buoyant device 18 to suitable position, its objective is beneficially to be enclosed within swimmer by two buoyant devices 18, finally two buoyant devices 18 are positioned by fixing axle 111, and position by buoyant device 14 slip and connect.
Embodiment 3
As it is shown on figure 3, a kind of supplemental training device for specification swimmer's lower limb movement of the present invention, including be sheathed on human body buoyance module and be arranged at buoyance module lower end, for limiting the backplate assembly of human body lower limbs range of activity.The present embodiment 3 improves on the basis of embodiment 2 further, with the distinguishing characteristics of embodiment 2 is: described backplate assembly also includes being arranged at the 3rd backplate 19 outside the first backplate 12, and is arranged at the 4th backplate 20 outside the second backplate 13.Wherein, described 3rd backplate the 19, the 4th backplate 20 is the most semicircular arc, and described 3rd backplate the 19, the 4th backplate 20 all lateral bends in it.It addition, in the present embodiment, first described draw-in groove the 122, second draw-in groove 132 is all arranged horizontally, and described sliding part 14 realizes the regulation of its position according to the slide of the first draw-in groove 122 and the second draw-in groove 132.Of the present invention in the supplemental training device of specification swimmer's lower limb movement, described first backplate 12 and the second backplate 13 surround swimmer and receive the region that lower limb paddles, described first backplate the 12, second backplate 13 limits receives lower limb region, can be corrected a mistake promptly receipts lower limb action and mistake dorsiflexing feet, be conducive to the lower limb rowing motion route area of specification swimmer, effectively raise training effectiveness, shorten the training time, extend the endurance time of swimmer.
The present invention is not limited to above-mentioned embodiment, in the case of without departing substantially from the flesh and blood of the present invention, any deformation that it may occur to persons skilled in the art that, improves, replaces and each fall within the scope of the present invention.
Claims (10)
1. the supplemental training device for specification swimmer's lower limb movement, it is characterised in that including: be sheathed on human body buoyance module and be arranged at buoyance module lower end, for limiting the backplate assembly of human body lower limbs range of activity.
A kind of supplemental training device for specification swimmer's lower limb movement the most according to claim 1, it is characterised in that described backplate assembly includes baffle plate and is symmetricly set in first backplate at baffle plate two ends, the second backplate.
A kind of supplemental training device for specification swimmer's lower limb movement the most according to claim 2, it is characterized in that, latter half of being bent downwardly of the first backplate forms the first kink on described first backplate, and latter half of being bent downwardly of the second backplate forms the second kink on described second backplate；And it is provided with the first draw-in groove at the first kink of the first backplate；The second kink at the second backplate is provided with second draw-in groove identical with the first notch；Being provided with, between described first draw-in groove and the second draw-in groove, the sliding part moved along its track, the two ends of sliding part are embedded in the first draw-in groove and the second draw-in groove by chain rivet.
A kind of supplemental training device for specification swimmer's lower limb movement the most according to claim 3, it is characterised in that be equipped with connecting rod between described first kink and buoyance module and between the second kink and buoyance module.
A kind of supplemental training device for specification swimmer's lower limb movement the most according to claim 3, it is characterised in that latter half of and second backplate of described first backplate latter half of between be provided with Flexible Connector.
6. according to a kind of supplemental training device for specification swimmer's lower limb movement described in claim 1 or 4, it is characterised in that described buoyance module is a buoyant device.
A kind of supplemental training device for specification swimmer's lower limb movement the most according to claim 6, it is characterised in that the first half of buoyant device and latter half of between angle be 90 °～180 °.
8. the supplemental training device for specification swimmer's lower limb movement, it is characterised in that including: be sheathed on human body buoyance module and be arranged at buoyance module lower end, for limiting the backplate assembly of human body lower limbs range of activity；
Described backplate assembly is made up of two baffle plates, the first backplate, the second backplate, and two baffle plates are connected by fixing axle and locking device, and the first backplate, the second backplate are respectively symmetrically the outside being arranged at two baffle plates；
Described buoyance module is made up of two buoyant devices, and two buoyant devices are respectively symmetrically the outside being arranged at two baffle plates, and the fluidic junction of said two buoyant device is connected by fixing axle and locking device；
Latter half of being bent downwardly of the first backplate forms the first kink on described first backplate, and latter half of being bent downwardly of the second backplate forms the second kink on described second backplate；And it is provided with the first draw-in groove at the first kink of the first backplate；The second kink at the second backplate is provided with second draw-in groove identical with the first notch；Being provided with, between described first draw-in groove and the second draw-in groove, the sliding part moved along its track, the two ends of sliding part are embedded in the first draw-in groove and the second draw-in groove by chain rivet.
A kind of supplemental training device for specification swimmer's lower limb movement the most according to claim 8, it is characterised in that be equipped with connecting rod between described first kink and buoyance module and between the second kink and buoyance module.
A kind of supplemental training device for specification swimmer's lower limb movement the most according to claim 8, it is characterised in that latter half of and second backplate of described first backplate latter half of between be provided with Flexible Connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610281842.8A CN105817018B (en) | 2016-04-29 | 2016-04-29 | A kind of supplemental training device for specification swimmer's lower limb movement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610281842.8A CN105817018B (en) | 2016-04-29 | 2016-04-29 | A kind of supplemental training device for specification swimmer's lower limb movement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105817018A true CN105817018A (en) | 2016-08-03 |
| CN105817018B CN105817018B (en) | 2018-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610281842.8A Expired - Fee Related CN105817018B (en) | 2016-04-29 | 2016-04-29 | A kind of supplemental training device for specification swimmer's lower limb movement |
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| CN (1) | CN105817018B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5518429A (en) * | 1995-02-17 | 1996-05-21 | Gravlin; Thomas R. | Kickboard |
| US20130143189A1 (en) * | 2011-12-02 | 2013-06-06 | Farhad Gholami-Shabani | Buoyant device for teaching and training |
| CN203507464U (en) * | 2013-11-08 | 2014-04-02 | 黑龙江建筑职业技术学院 | Auxiliary leg trainer for breaststroke beginners |
| CN204073337U (en) * | 2014-10-09 | 2015-01-07 | 湖南安全技术职业学院 | A kind of swimming exerciser |
| CN104436605A (en) * | 2014-12-03 | 2015-03-25 | 山东师范大学 | Breaststroke posture learning limiter |
-
2016
- 2016-04-29 CN CN201610281842.8A patent/CN105817018B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5518429A (en) * | 1995-02-17 | 1996-05-21 | Gravlin; Thomas R. | Kickboard |
| US20130143189A1 (en) * | 2011-12-02 | 2013-06-06 | Farhad Gholami-Shabani | Buoyant device for teaching and training |
| CN203507464U (en) * | 2013-11-08 | 2014-04-02 | 黑龙江建筑职业技术学院 | Auxiliary leg trainer for breaststroke beginners |
| CN204073337U (en) * | 2014-10-09 | 2015-01-07 | 湖南安全技术职业学院 | A kind of swimming exerciser |
| CN104436605A (en) * | 2014-12-03 | 2015-03-25 | 山东师范大学 | Breaststroke posture learning limiter |
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| Publication number | Publication date |
|---|---|
| CN105817018B (en) | 2018-01-19 |
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Effective date of registration: 20171204 Address after: 264000 No. two, 188 Road, Zhifu District, Shandong, Yantai Applicant after: Naval Aviation University of PLA Address before: 264000 Naval Aeronautical Engineering Institute, Yantai City, Yantai, Shandong, No. 188, Naval Aeronautical Engineering Institute, Naval Aeronautical Engineering Institute Applicant before: Yang Xianghong |
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