CN107376289A - Land breaststroke learning machine - Google Patents

Land breaststroke learning machine Download PDF

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Publication number
CN107376289A
CN107376289A CN201710862618.2A CN201710862618A CN107376289A CN 107376289 A CN107376289 A CN 107376289A CN 201710862618 A CN201710862618 A CN 201710862618A CN 107376289 A CN107376289 A CN 107376289A
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China
Prior art keywords
lower limb
plate
sliding block
block assembly
upper limbs
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CN201710862618.2A
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Chinese (zh)
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CN107376289B (en
Inventor
吴志佳
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吴志佳
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Priority to CN201710862618.2A priority Critical patent/CN107376289B/en
Publication of CN107376289A publication Critical patent/CN107376289A/en
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    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B69/00Training appliances or apparatus for special sports
    • A63B69/10Swimming instruction apparatus for use without water

Abstract

The present invention discloses a kind of land breaststroke learning machine, including upper limb motion mechanism, trunk motion and lower extremity movement mechanism;Upper limb motion mechanism includes upper limbs track, sliding block assembly of striking, motor inductive switch and lower limb position-arresting device inductive switch;Sliding block assembly strike along upper limbs tracks travel to state original position of striking, motor inductive switch sends signal control trunk motion action;Slide to upper limbs and receive arm position, lower limb position-arresting device inductive switch sends signal control lower extremity movement mechanism and completes a thrust kick;Lower extremity movement mechanism includes lower limb track, sliding block assembly of kicking one's legs, foot captive plate, the first connector and lower limb position-arresting device;First connector is flexibly connected kick one's legs sliding block assembly and foot captive plate;Sliding block assembly of kicking one's legs receives leg position along lower limb tracks travel to lower limb, and lower limb position-arresting device receives the signal of lower limb position-arresting device inductive switch, by or prevent to slide.The present invention ensures the standard and the harmony of actuation time of breaststroke action.

Description

Land breaststroke learning machine
Technical field
The present invention relates to fitness equipment technical field, more particularly to a kind of land breaststroke learning machine.
Background technology
Breaststroke is the study project of swimming beginner.During artificial teaching breaststroke, standard and action due to study action The harmony of time is difficult to grasp completely in a short time, and water of choking is particularly easy to during study, extends the learning time of beginner, Or beginner's feared state of mind is caused, abandon study swimming, time-consuming accident.
Except artificial teaching breaststroke, a kind of device for exercising swim machine of prior art is land pillar connection equipped with safety The hanging basket of band, hanging basket are fixed on the chest of people, people are sling and is suspended in water, and various strokeses are simulated in trick in water.Should Although the shortcomings that technical scheme is to ensure that people is unlikely to water of choking, the standard correctness of trick swimming position can not be fast Speed feeds back to oneself, so as to as artificial teaching, can not effectively and rapidly be improved.
Another breaststroke learning machine of prior art, including dressing portion and power conversion system, the dressing portion is by described in Power conversion system is fixed on user, and mechanical energy is converted into rotary power by user by receipts leg action of kicking one's legs, and is driven The propeller ined succession in dynamic dressing portion, onward impulse is used to user.What the technical scheme was only connected with dynamical system determines Position pin limitation, which is kicked one's legs, receives leg action and reaches the swimming position of guiding Normalization rule person, and still, the technical scheme is simply to kicking one's legs The correction of leg action is received, beginner is received between leg action in the harmony of actuation time with kicking one's legs in semi-girder and arm motion, and The scheme not solved.
The content of the invention
The present invention provides a kind of land breaststroke learning machine, and breaststroke skill can not be ensured by solving existing breaststroke simulation training system The standard and the coordination sex chromosome mosaicism of actuation time of art action.
The technical scheme that the present invention proposes use is:Land breaststroke learning machine, including upper limb motion mechanism, trunk motion With lower extremity movement mechanism, it is characterised in that
Upper limb motion mechanism, including upper limbs track, sliding block assembly of striking, motor inductive switch and the sensing of lower limb position-arresting device are opened Close;Sliding block assembly strike along upper limbs tracks travel, is struck state original position in upper limbs, upper limbs track sets motor to sense and opened Close, control the trunk motion to act;Received in upper limbs at arm position, upper limbs track sets the sensing of lower limb position-arresting device to open Close, control lower extremity movement mechanism can complete once completely to receive leg thrust kick;Wherein, upper limbs is struck state start bit set The outside of right-hand man when upper limbs and lower limb stretch into a line;
Lower extremity movement mechanism, including lower limb track, sliding block assembly of kicking one's legs, foot captive plate, the first connector and lower limb stop Position device;Sliding block assembly of kicking one's legs is flexibly connected kick one's legs sliding block assembly and foot captive plate along lower limb tracks travel, the first connector; Lower limb receive leg opening position, and lower limb track sets lower limb position-arresting device, and lower limb position-arresting device receives the signal of lower limb position-arresting device inductive switch, By or prevent kick one's legs sliding block assembly slide, for avoiding the receipts leg on uncomfortable opportunity from acting.
When this programme is acted by motor inductive switch and lower limb position-arresting device inductive switch come specification upper limbs and lower limb breaststroke Between harmony, by upper limbs track and lower limb track come the standard type of specification breaststroke action.
As the improvement of such scheme, the sliding block assembly of striking includes some wheels, slider plate, cross axle and stirred Plate, the upper limbs track are U-type groove;
Slider plate upper face sets a pair of spaced second connectors, and the lower face for stirring plate sets a pair of intervals to set The 3rd connector put, cross axle extend through the axis hole on the second connector and the 3rd connector so as to be rotatablely connected slider plate With stir plate, some wheels are arranged on the lower face of slider plate, are run in the U-type groove of the upper limbs track.The choosing of cross axle Select be conveniently strike sliding block assembly on arc track it is multi-direction stir plate and stir struck beneficial to wrist rotation.
Preferably, the wheel is universal wheel or multi-directional ball.
As the improvement of such scheme, the sliding block assembly of kicking one's legs includes the parallel arrangement of guide wheel of a pair of same axis, one To guide wheel connecting plate, axle, the fitted lining mat piece with bearing mounting base and bearing;
Upper shaft hole and lower shaft hole are set on guide wheel connecting plate, and the pair of guide wheel connecting plate is individually positioned in the pair of same The both sides of the parallel arrangement of guide wheel of one axis, first axle and the second axle by the upper shaft hole of guide wheel connecting plate and press close to guide wheel respectively The central shaft hole of the guide wheel of connecting plate is attached;Set in the fitted lining mat piece being placed between the pair of guide wheel connecting plate One through hole, the 3rd axle are fastenedly connected by the lower shaft hole and the through hole of the pair of guide wheel connecting plate;
The bearing is installed on the fitted lining mat piece, bearing connection first connection by the bearing mounting base Part one end, the other end of first connector connect the foot captive plate;The bearing release kicks one's legs sliding block assembly under Caused rotation in being slided in limb track, and caused difference in rotation between sliding block assembly and foot captive plate of kicking one's legs.
The lower limb track is the two-orbit being engaged with the guide wheel;
Lifting portion is set between the two-orbit, to hanging lifting lower limb track, makes the foot captive plate described The moved beneath of lower limb track.
Preferably, first connector is steel wire rope.Steel wire rope has certain hardness that the foot can be supported to be tethered at Plate, sprained one's foot when also having certain toughness to prevent thrust kick.
As the improvement of such scheme, the trunk motion, including support platen, hinge, tilting plate, motor, partially Heart wheel and the 4th connector, support platen are fixed on stand, and support platen is connected through the hinge one end of tilting plate, tilting plate The other end be connected by the 4th connector with eccentric wheel, the signal driving that motor receives the motor inductive switch is eccentric Wheel drives tilting plate up and down, and simulation breaststroke trunk acts in the ventilation of water surface dipping and heaving.
As the improvement of such scheme, the another embodiment of the trunk motion, it includes motor, expansion link With trunk support plate;Three is linked in sequence, and motor driving expansion link drives trunk support plate up and down, and simulation breaststroke trunk exists The ventilation action of water surface dipping and heaving.
Preferably, the sliding block assembly of striking slides into upper limbs and stretched according to upper limbs arm stroke from upper limbs state original position of striking During straight position, the motor drives the eccentric wheel to be rotated by 360 ° once, drives tilting plate order from up to harmonic motion Once, the motor stopping.This programme drives eccentric wheel to coordinate breaststroke arm stroke by motor, and the sliding block assembly of striking exists Upper limbs strike state original position triggering motor inductive switch, motor is started running, struck according to upper limbs arm stroke from upper limbs For state original position to during upper limbs straight position, eccentric wheel drives tilting plate or trunk support plate to move upwards, simulates Arm is struck so as to produce thrust backward in water, and trunk drive head is lifted into face and exposed the surface air-breathing, then eccentric wheel Tilting plate or trunk support plate is driven to move downward, the journey that simulation ventilation occiput slowly lowly contacts to hindbrain skin with the water surface Degree, it is low to face to the water surface when start to exhale.Eccentric wheel described in the process is rotated by 360 ° once, drives tilting plate order from height To harmonic motion once, motor stopping, sliding block assembly triggering arm stroke next time of striking is waited.
As the improvement of such scheme, the motor is buncher.This programme according to interpersonal difference, and Breaststroke acts speed and carries out speed governing to motor, to adapt to the harmony of ventilation action and arm stroke time.
As the improvement of such scheme, the trade shape of the upper limbs track and the lower limb track is built according to three-dimensional software The wrist of vertical breaststroke and the motion trajectory model of ankle, are determined, trade shape meets ergonomic by motion simulation and experiment Learn so as to which the correction to beginner's posture standard is more accurate.
Brief description of the drawings
Fig. 1 is the overall structure schematic top plan view of land breaststroke learning machine provided by the invention;
Fig. 2 is the structural representation of sliding block assembly of being struck in Fig. 1;
Fig. 3 is the structural representation of upper limbs track in Fig. 1;
Fig. 4 is one of structural representation of trunk motion in Fig. 1;
Fig. 5 is two of the structural representation of trunk motion in Fig. 1;
Fig. 6 is that the present invention kicks one's legs annexation explosive view between sliding block assembly, steel wire rope and foot captive plate;
Fig. 7 be the present invention kick one's legs sliding block assembly, lower limb track and lifting piece between joint relation installation diagram;
Fig. 8 is breaststroke technical movements exploded view.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.
It is the structural representation for the land breaststroke learning machine that the present invention provides embodiment referring to Fig. 1.
The land breaststroke learning machine, including upper limb motion mechanism 1, trunk motion 2 and lower extremity movement mechanism 3.
Wherein, upper limb motion mechanism 1, including upper limbs track 11, sliding block assembly 12 of striking, motor inductive switch 13 and lower limb Position-arresting device inductive switch 14;Sliding block assembly 12 strike along upper limbs tracks travel 11, is struck state original position in upper limbs, namely The outside of left and right arm when upper limbs stretches into a line with lower limb, upper limbs track 11 set motor inductive switch 13, control body Dry motion 2 acts;Received in upper limbs at arm position, upper limbs track 11 sets lower limb position-arresting device inductive switch 14, under control Limb motion can complete once complete thrust kick,.The assembly of sliding block 12 of striking includes four universal wheels or multi-directional ball 121st, slider plate 122, cross axle 123 and plate 124 is stirred, upper limbs track 11 is U-type groove, sees Fig. 3;The upper face of slider plate 122 is set A pair of spaced L-type connectors 1221,1222 are put, the lower face for stirring plate 124 sets a pair of spaced L-type connections Part 1241,1242, cross axle 123 extend through axis hole on L-type connector 1221,1222 and L-type connector 1241,1242 from And be rotatablely connected and slider plate 122 and stir plate 124, when facilitating the arm to strike, wrist reverses the release of difference.Four universal wheels or ten thousand The lower face of slider plate 122 is arranged on to ball 121, is run in the U-type groove of upper limbs track 11.
Trunk motion 2, including support platen 21, hinge 22, tilting plate 23, buncher 24, eccentric wheel 25 and shake Bar, support platen 21 are fixed on stand, and support platen 21 is connected through the hinge one end of tilting plate 23, tilting plate 23 it is another End is connected by rocking bar with eccentric wheel 25;Buncher 24 is located at the top of tilting plate 23, receives the letter of motor inductive switch 13 Number driving eccentric wheel 25 drives tilting plate 23 up and down, and simulation breaststroke trunk acts in the ventilation of water surface dipping and heaving.
Another connected mode of tilting plate 23 and eccentric wheel 25 is:The one side axle center of eccentric wheel 25 connects motor 24, partially The edge of the another side wheel of heart wheel 25 is provided with a rotationally connected contiguous block 26, and a tightrope 28 passes through contiguous block 26 On through hole 27, both ends are fixedly connected on the other end of tilting plate 23.
Another embodiment of trunk motion 2 is:Trunk motion 2 includes adjustable speed motor 201, expansion link 202 and trunk support plate 203;Three is linked in sequence, and adjustable speed motor 201 drives expansion link 202 to drive on trunk support plate 203 Lower activity, simulation breaststroke trunk act in the ventilation of water surface dipping and heaving.
Lower extremity movement mechanism 3, including lower limb track 31, sliding block assembly 32 of kicking one's legs, foot captive plate 33, steel wire rope 34 and under Limb position-arresting device 35;Sliding block assembly 32 of kicking one's legs is flexibly connected foot captive plate 33 to discharge sliding block assembly 32 of kicking one's legs by steel wire rope 34 Caused rotation in being slided in lower limb track 31, and caused rotation between sliding block assembly 32 and foot captive plate 33 of kicking one's legs Difference, sliding block assembly 32 of kicking one's legs;Leg opening position is received in lower limb, lower limb track 31 sets lower limb position-arresting device 35, and lower limb position-arresting device 35 connects Accept the signal of limb position-arresting device inductive switch 14, by or prevent sliding block assembly 32 of kicking one's legs from sliding, for avoiding uncomfortable opportunity Receive leg action.
Sliding block assembly 32 of kicking one's legs includes the parallel arrangement of guide wheel 321 of a pair of same axis, a pair of guide wheel connecting plates 322, axles 323rd, fitted lining mat piece 324 and bearing 325 with bearing mounting base;Upper shaft hole 3221 is arranged at intervals on guide wheel connecting plate 322 with Axis hole 3222, a pair of guide wheel connecting plates 322 are individually positioned in the both sides of a pair of same parallel arrangement of guide wheels 321 of axis, axle 3231st, 3232 pass through the center of the upper shaft hole 3221 of guide wheel connecting plate 322 and the guide wheel 321 for pressing close to guide wheel connecting plate 322 respectively Axis hole is attached;One through hole 3241 is set in the fitted lining mat piece 324 being placed between a pair of guide wheel connecting plates 322, and axle 3233 leads to The lower shaft hole 3222 and through hole 3241 for crossing a pair of guide wheel connecting plates 322 are fastenedly connected.Bearing 325 is pacified by bearing mounting base Loaded on fitted lining mat piece 324, the one end of 325 connecting steel wire ropes of bearing 34, the other end connection foot captive plate 33 of steel wire rope 34.Lower limb Track 31 is the double guide rails being engaged with guide wheel 321;Welding lifting piece 4 between the two-orbit, to hanging lifting lower limb rail Road 31, make the foot captive plate in the moved beneath of the lower limb track.
Breaststroke interoperation main points:Oarsman's leg is motionless, receives hand and receives leg again, stretch out one's hand and kick one's legs again, closes up and stretch drift for a moment;Ventilation Action:Head of striking is lifted slowly, is stretched out one's hand and is slided slow expiration;Such as Fig. 8.In the present embodiment,
For breaststroke beginner when using the equipment, both arms are placed on the top of upper limbs track 11, and both legs are placed on lower limb track 31 Lower section.Hand, which is pressed against, to be stirred on plate 124, and trunk ties up to foot captive plate by tilting plate 23 or the support of trunk support plate 203, pin On 33.
The initial warming-up exercise of breaststroke:Action step 1 in corresponding diagram 8, both hands arm stretching, extended legs with thighs.
Oarsman's leg is motionless:Action step 2,3 in corresponding diagram 8, step 2 are that upper limbs is struck state original position, upper limbs to Struck on the outside of left and right arm, sliding block assembly 12 of striking triggers the motor inductive switch 13 of the position, and motor inductive switch 13 is sent out Go out signal control driving buncher 24,201 and drive the slowly motion upwards of tilting plate 23 or trunk support plate 203, simulate breaststroke Person from underwater to the water surface on the preparation aspiratory action that comes back.Now, sliding block assembly 32 of kicking one's legs is in free state.
Receive hand and receive leg again:Action step 4,5 in corresponding diagram 8;Step 4 is to receive hand action step, i.e. upper limbs receives arm position Place is put, corresponding sliding block assembly 12 of striking moves to the position along upper limbs track 11, and lower limb position-arresting device inductive switch 14 sends signal The lower limb position-arresting device 35 for controlling normality to be closed mode is opened.Now, corresponding step 5, sliding block assembly 32 of kicking one's legs is by being provided with The lower limb track 31 of lower limb position-arresting device opening position, start to receive leg, complete once completely to receive leg action.If upper limbs arm stroke The receipts for also not arriving step 4 completely are made manually, and 14 uncontrollable lower limb position-arresting device 35 of lower limb position-arresting device inductive switch is opened, cunning of kicking one's legs Block assembly 32 can not be received leg action so as to limit, reach hand by being provided with the lower limb track 31 of the opening position of lower limb position-arresting device 35 The harmony of arm and leg in actuation time.Received in upper limbs at arm position, buncher 24,201 drives tilting plate 23 or trunk Supporting plate 203 slowly moves downward, and simulation frog swimmer trunk is from the preparation expiration action slowly bowed to underwater on the water surface.Stretch Hand is kicked one's legs again:Action step 6,7 in corresponding diagram 8, that is, sliding block assembly 12 of striking slide along upper limbs guide rail 11 to front, due to Receive hand and receive the time difference caused by leg again, sliding block assembly 32 slides thrust kick so as to carry out kicking one's legs again.
Close up and stretch drift for a moment:Action step 8 in corresponding diagram 8, both hands arm stretching, both legs close up, sliding block assembly of striking 12 slide to forefront, and sliding block assembly 32 of kicking one's legs slides to rearmost, upper limbs is stretched with lower limb into a line, and floating is for a moment.Stretch The position of arm, buncher 24,201 stall, and wait sliding block assembly 12 of striking next time to trigger motor inductive switch 13, carry out down Arm stroke.
Upper limbs track 11 and the movement locus of lower limb track 31 can establish the wrist of breaststroke and the fortune of ankle according to three-dimensional software Dynamic locus model, by motion simulation and the final shape for determining track of experiment.Utilize sliding block assembly 12 and the sliding block of kicking one's legs of striking The action that the simulated implementation wrist of assembly 32 and ankle are struck and kicked one's legs, ensure stroke accuracy of action.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art For, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as Protection scope of the present invention.

Claims (10)

1. land breaststroke learning machine, including upper limb motion mechanism, trunk motion and lower extremity movement mechanism, it is characterised in that
Upper limb motion mechanism, including upper limbs track, sliding block assembly of striking, motor inductive switch and lower limb position-arresting device inductive switch; Sliding block assembly to strike along upper limbs tracks travel, is struck state original position in upper limbs, upper limbs track sets motor inductive switch, The trunk motion is controlled to act;Received in upper limbs at arm position, upper limbs track sets lower limb position-arresting device inductive switch, control Lower extremity movement mechanism processed can complete once completely to receive leg thrust kick;Wherein, upper limbs strikes state original position positioned at upper The outside of right-hand man when limb stretches into a line with lower limb;
Lower extremity movement mechanism, including lower limb track, sliding block assembly of kicking one's legs, foot captive plate, the first connector and lower limb position-arresting device; Sliding block assembly of kicking one's legs is flexibly connected kick one's legs sliding block assembly and foot captive plate along lower limb tracks travel, the first connector;In lower limb Leg opening position is received, lower limb track sets lower limb position-arresting device, and lower limb position-arresting device receives the signal of lower limb position-arresting device inductive switch, passed through Or sliding block assembly slip of kicking one's legs is prevented, for avoiding the receipts leg on uncomfortable opportunity from acting.
2. land breaststroke learning machine as claimed in claim 1, it is characterised in that the sliding block assembly of striking includes some wheels Son, slider plate, cross axle and plate is stirred, the upper limbs track is U-type groove;
Slider plate upper face set a pair of spaced second connectors, stir plate lower face set a pair it is spaced 3rd connector, cross axle extend through the axis hole on the second connector and the 3rd connector so as to be rotatablely connected slider plate and turn over Dynamic plate, some wheels are arranged on the lower face of slider plate, run in the U-type groove of the upper limbs track.
3. land breaststroke learning machine as claimed in claim 2, it is characterised in that the wheel is universal wheel or multi-directional ball.
4. land breaststroke learning machine as claimed in claim 1, it is characterised in that the sliding block assembly of kicking one's legs is same including a pair The parallel arrangement of guide wheel of axis, a pair of guide wheel connecting plates, axle, the fitted lining mat piece with bearing mounting base and bearing;
Upper shaft hole and lower shaft hole, the pair of guide wheel connecting plate is set to be individually positioned in the pair of same axle on guide wheel connecting plate The both sides of the parallel arrangement of guide wheel of line, first axle and the second axle are connected by the upper shaft hole of guide wheel connecting plate with guide wheel is pressed close to respectively The central shaft hole of the guide wheel of plate is attached;It is placed in the fitted lining mat piece between the pair of guide wheel connecting plate and sets one to lead to Hole, the 3rd axle are fastenedly connected by the lower shaft hole and the through hole of the pair of guide wheel connecting plate;
The bearing is installed on the fitted lining mat piece by the bearing mounting base, and the bearing connects first connector one End, the other end of first connector connect the foot captive plate;
The lower limb track is the two-orbit being engaged with the guide wheel;
Lifting portion is set between the two-orbit, to hanging lifting lower limb track, makes the foot captive plate in the lower limb The moved beneath of track.
5. land breaststroke learning machine as claimed in claim 5, it is characterised in that first connector is steel wire rope.
6. land breaststroke learning machine as claimed in claim 1, it is characterised in that
The trunk motion, including support platen, hinge, tilting plate, motor, eccentric wheel and the 4th connector, supporting table Plate is fixed on stand, and support platen is connected through the hinge one end of tilting plate, and the other end of tilting plate passes through the described 4th and connected Fitting is connected with eccentric wheel, and the signal driving eccentric wheel that motor receives the motor inductive switch drives tilting plate up and down, The ventilation that breaststroke trunk is simulated in water surface dipping and heaving acts.
7. land breaststroke learning machine as claimed in claim 1, it is characterised in that
The trunk motion, including motor, expansion link and trunk support plate;Three is linked in sequence, motor driving expansion link Drive trunk support plate up and down, simulation breaststroke trunk acts in the ventilation of water surface dipping and heaving.
8. land breaststroke learning machine as claimed in claim 6, it is characterised in that the sliding block assembly of striking is struck dynamic according to upper limbs Make to strike during state original position slides into upper limbs straight position from upper limbs, the motor drives the eccentric wheel rotation 360 ° are once, drive tilting plate order from up to harmonic motion once, the motor stopping.
9. the land breaststroke learning machine as described in any claim in claim 6-8, it is characterised in that the motor is can Buncher.
10. land breaststroke learning machine as claimed in claim 1, it is characterised in that the upper limbs track and the lower limb track Trade shape the wrist of breaststroke and the motion trajectory model of ankle are established according to three-dimensional software, it is true by motion simulation and experiment It is fixed.
CN201710862618.2A 2017-09-20 2017-09-20 Land breaststroke learning machine Active CN107376289B (en)

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CN107376289B CN107376289B (en) 2019-05-10

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108579049A (en) * 2018-04-25 2018-09-28 上海理工大学 Breaststroke training aids
WO2019056937A1 (en) * 2017-09-20 2019-03-28 吴志佳 Onshore breaststroke learning machine and training time increasing device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995012438A1 (en) * 1993-11-04 1995-05-11 Doane Michael P Exercising apparatus
CN102380200A (en) * 2011-11-14 2012-03-21 北京建筑工程学院 Connecting rod coordination-type breast stroke training machine
CN203577279U (en) * 2013-10-25 2014-05-07 西安理工大学 Breaststroke analog training device
CN104436605A (en) * 2014-12-03 2015-03-25 山东师范大学 Breaststroke posture learning limiter

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995012438A1 (en) * 1993-11-04 1995-05-11 Doane Michael P Exercising apparatus
CN102380200A (en) * 2011-11-14 2012-03-21 北京建筑工程学院 Connecting rod coordination-type breast stroke training machine
CN203577279U (en) * 2013-10-25 2014-05-07 西安理工大学 Breaststroke analog training device
CN104436605A (en) * 2014-12-03 2015-03-25 山东师范大学 Breaststroke posture learning limiter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019056937A1 (en) * 2017-09-20 2019-03-28 吴志佳 Onshore breaststroke learning machine and training time increasing device
CN108579049A (en) * 2018-04-25 2018-09-28 上海理工大学 Breaststroke training aids

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