CN109578461B - Multifunctional transmission device - Google Patents
Multifunctional transmission device Download PDFInfo
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- CN109578461B CN109578461B CN201811474159.1A CN201811474159A CN109578461B CN 109578461 B CN109578461 B CN 109578461B CN 201811474159 A CN201811474159 A CN 201811474159A CN 109578461 B CN109578461 B CN 109578461B
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- elastic plate
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- pedal
- ring
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 25
- 238000009434 installation Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 abstract description 14
- 238000013016 damping Methods 0.000 description 14
- 230000000903 blocking effect Effects 0.000 description 3
- 210000004247 hand Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D41/00—Freewheels or freewheel clutches
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B22/00—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Mechanical Engineering (AREA)
- Rehabilitation Tools (AREA)
- Toys (AREA)
Abstract
The invention discloses a multifunctional transmission device which comprises a rotating shaft, a driving disc, a one-way bearing, a wheel sleeve, a one-way ratchet wheel, a woven belt and a woven belt disc. The rotating shaft is rotatably installed on a rack to be installed, the wheel sleeve is installed on the rotating shaft through the one-way bearing, the driving disc is connected with one end of the wheel sleeve, the inner ring of the one-way ratchet wheel is connected with the other end of the wheel sleeve, the outer ring of the one-way ratchet wheel is connected with the woven belt disc, and the woven belt is wound on the woven belt disc; the separation direction of the one-way bearing is the stretching direction of the woven belt, and the separation direction of the one-way ratchet wheel is the rewinding direction of the woven belt. Meanwhile, the invention also discloses a fitness rowing machine which is applied with the multifunctional transmission device, and meanwhile, the pedals are improved by adjusting the positions of the pedal rings and the base, so that good experience is obtained and the safety is improved.
Description
Technical Field
The invention relates to the field of fitness equipment components, in particular to a multifunctional transmission device.
Background
The multifunctional transmission device can realize transmission separation, and is widely applied to multifunctional equipment such as exercise bicycles, exercise boating machines, comprehensive trainers and the like.
The existing multifunctional transmission device generally comprises a rotating shaft, a one-way bearing, a braid disk and a damping disk, wherein the braid disk is installed on the rotating shaft, the braid disk is connected with a driving disk through the one-way bearing, the braid is wound on the braid disk, and the damping disk and the driving disk are in belt transmission. When being applied to rowing machine with it, link to each other handle and meshbelt, when the user passes through handle pulling meshbelt, the meshbelt drives the meshbelt dish and rotates, and at this moment, one-way bearing is in the card and ends the state, and the meshbelt dish can order about the driving-disc and rotate, and the driving-disc redrives the damping dish and rotates, and the damping dish is reversed and provides the resistance for the meshbelt, and when the meshbelt dish gyration, because one-way bearing's disengagement action, the gyration of meshbelt dish and the rotation mutually noninterfere of driving-. Therefore, the user can simulate the rowing action by matching with the sliding of the cushion in the process of pulling the handle and returning.
However, although the driving disc and the webbing disc are separated during the rotation of the webbing disc, the existing multifunctional transmission device cannot separate the transmission between the driving disc and the rotating shaft, and when the driving disc rotates (assumed to rotate clockwise), the rotating shaft can rotate along with the driving disc; when the rotating shaft rotates towards the anticlockwise direction, the rotating shaft can drive the driving disc to rotate (anticlockwise), and then the woven belt disc is influenced, and interference is caused on the woven belt disc.
In addition to the drawbacks of the multifunctional transmission, the existing rowing machines have the following drawbacks: when simulating rowing, the handles and the seat cushion are not in a fixed state, so the feet become main force points, but pedals in the existing fitness rowing machine cannot be flexibly adjusted according to the size of the soles of users or the size of shoes, and potential slip hazards exist; meanwhile, the inclination angle of the pedals is difficult to adjust, and the pedals are difficult to be suitable for users with different heights and leg lengths.
Disclosure of Invention
The invention aims to provide a multifunctional transmission device capable of effectively isolating braid interference.
In order to achieve the purpose, the invention adopts the following technical scheme:
a multifunctional transmission device comprises a rotating shaft, a driving disc, a one-way bearing, a wheel sleeve, a one-way ratchet wheel, a braid and a braid disc; the rotating shaft is rotatably installed on a rack to be installed, the wheel sleeve is installed on the rotating shaft through the one-way bearing, the driving disc is connected with one end of the wheel sleeve, the inner ring of the one-way ratchet wheel is connected with the other end of the wheel sleeve, the outer ring of the one-way ratchet wheel is connected with the woven belt disc, and the woven belt is wound on the woven belt disc; the separation direction of the one-way bearing is the stretching direction of the woven belt, and the separation direction of the one-way ratchet wheel is the rewinding direction of the woven belt.
The invention also provides a body-building rowing machine which comprises a rack, pedals, a cushion, a damping device and a handle, wherein the damping device comprises a damping disc and the multifunctional transmission device, the damping disc and the driving disc are transmitted through a belt, and the handle is connected with the end part of the woven belt to pull the woven belt.
Furthermore, the pedal comprises a pedal body, an adjusting plate, a pedal ring, a first elastic plate and a base; the lower end edge of the pedal body extends downwards to form an installation cavity, first abdicating notches are processed on the cavity walls of the left side and the right side of the installation cavity, and the lower end face of the pedal body is provided with a long rack arranged along the length direction of the pedal body and guide grooves distributed on the two sides of the long rack; the adjusting plate is in a strip plate shape, the upper end of the adjusting plate is provided with a short rack corresponding to the long rack and a positioning bulge corresponding to the guide groove, and the left end and the right end of the adjusting plate respectively extend out of the first abdicating notches on the two sides to be connected with the two ends of the pedaling ring; the base is used for sealing the installation cavity; the first elastic plate is compressibly arranged on the upper end face of the base through a spring so that the short rack is kept meshed with the long rack; the compression difference of the first elastic plate is larger than the tooth height of the rack and smaller than the extending value of the positioning bulge extending into the guide groove in the free state.
Furthermore, the pedaling ring is a magic tape, and the left end and the right end of the adjusting plate are provided with buckles for connecting two ends of the magic tape.
The pedal further comprises a mandrel, a connecting shaft, a second elastic plate, an inner end cover and an outer end cover, wherein a hinge seat is arranged at the bottom of the base and is sleeved on the mandrel, a plurality of strip-shaped grooves penetrating from a shaft hole to the outer circumferential surface of the hinge seat are sequentially processed on the hinge seat along the circumferential direction of the hinge seat, a blocking ring used for limiting the position of the hinge seat is arranged on the cylindrical surface of the mandrel, a square through hole is processed in the center of the mandrel and is provided with a telescopic groove penetrating from the inner wall of the square through hole to the cylindrical surface of the mandrel, the second elastic plate extends into the square through hole, a clamping plate corresponding to the strip-shaped groove extends from one end surface of the second elastic plate, a spring is arranged on the other end surface of the second elastic plate, the inner end cover and the outer end cover block two ends of the mandrel, one end of the second elastic plate is L-shaped, and the other end of the second elastic plate is connected with the mandrel, and is located between the blocking ring and the inner end cover.
Furthermore, press rods extend from the left end and the right end of the second elastic plate, and second yielding notches extending out of the press rods are formed in the inner end cover and the outer end cover.
Further, the number of the strip-shaped grooves is 5, and the base and the horizontal plane are 45 degrees, 50 degrees, 55 degrees, 60 degrees and 65 degrees respectively.
Furthermore, the springs on the first elastic plate and the second elastic plate are pagoda springs.
Further, the bottom of the front end of the rack is provided with a roller.
After adopting the technical scheme, compared with the background technology, the invention has the following advantages:
1. the invention adopts the unidirectional bearing and the unidirectional ratchet wheel to carry out transmission separation, when the braid is pulled, the braid disc drives the driving disc to rotate through the unidirectional ratchet wheel, and the rotating shaft cannot rotate under the separation of the unidirectional bearing; when the rotating shaft is rotated, the braid disc can not be influenced no matter the rotating shaft rotates positively or negatively under the separation of the one-way ratchet wheel and the one-way bearing, so that the interference of the braid is effectively isolated, and the transmission separation is effectively realized.
2. The invention also improves the pedals in the fitness rowing machine, so that a user can flexibly adjust the positions of the pedals and the tightness of the pedal rings according to the sizes of feet or shoes, thereby effectively fixing the feet and preventing potential safety hazards caused by slipping; meanwhile, the invention also realizes the angle adjustment of the pedals, so that a user can flexibly adjust the posture according to the self condition, and the safety performance is further improved while good experience is obtained.
Drawings
FIG. 1 is an exploded schematic view of a multi-function transmission;
FIG. 2 is a schematic view of the multi-function transmission assembly;
FIG. 3 is a schematic view of the connection of the multi-function transmission to the damping device;
FIG. 4 is a schematic view of the exercise rowing machine assembly;
FIG. 5 is an enlarged schematic view of the pedal assembly (without the pedal ring installed);
FIG. 6 is a schematic view of the pedal, the adjusting plate, the first elastic plate and the base;
FIG. 7 is a schematic view of the mounting cavity of the pedal body;
fig. 8 is a schematic diagram of the base, the connecting rod, the mandrel, the second elastic plate, and the end cap being disassembled.
Description of reference numerals:
multifunctional transmission 1: the device comprises a rotating shaft 11, a driving disk 12, a one-way bearing 13, a wheel sleeve 14, a one-way ratchet wheel 15, a woven belt 16, a woven belt disk 17, a bearing 18 and a bearing seat 19;
a rack 2: a roller 21;
a seat cushion 4; a handle 5; a damping disc 6; a belt 7.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or positional relationship shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the apparatus or element of the present invention must have a specific orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1 and 2, a multi-functional transmission device includes a rotating shaft 11, a driving disk 12, a one-way bearing 13, a wheel sleeve 14, a one-way ratchet 15, a woven belt 16, a woven belt disk 17, a bearing 18, and a bearing seat 19. The rotating shaft 11 is rotatably mounted on a frame to be mounted through bearings 18 and bearing blocks 19 at two ends. The wheel sleeve 14 is mounted on the rotating shaft 11 through the one-way bearing 13, and the driving disc 12 is connected with one end of the wheel sleeve 14 in a flange manner. The inner ring of the one-way ratchet wheel 15 is connected with the other end of the wheel sleeve 14, and the outer ring of the one-way ratchet wheel 15 is connected with the weaving disc 17 in a flange manner. The webbing belt 16 is wound around the webbing belt groove of the webbing belt reel 17. The separation direction of the one-way bearing 13 is the stretching direction of the woven tape 16, and the separation direction of the one-way ratchet 15 is the rewinding direction of the woven tape 16.
Therefore, when the woven belt is pulled, the woven belt disc drives the driving disc to rotate through the one-way ratchet wheel, linear motion can be realized, and the rotating shaft cannot rotate under the separation of the one-way bearing; when the rotating shaft is rotated, the braid disc can not be influenced no matter the rotating shaft rotates positively or negatively under the separation of the one-way ratchet wheel and the one-way bearing, so that the interference on the braid is effectively isolated, the transmission separation is effectively realized, and the multifunctional device is suitable for multifunctional equipment such as exercise bicycles, rowing machines, comprehensive trainers and the like.
Example 2
Referring to fig. 3 and 4, the present invention further provides a rowing machine, which includes a frame 2, pedals 3, a seat cushion 4, a handle 5 and a damping device. The damping device comprises a damping disc 6 and the multifunctional transmission device 1, wherein the damping disc 6 and the driving disc 12 are transmitted through a belt 7, and the handle 5 is connected with the end part of the woven belt 16 to pull the woven belt 16.
Referring to fig. 5, 6 and 7, the foot support 3 includes a support body 31, an adjusting plate 32, a support ring 33, a first elastic plate 34 and a base 35. The lower end edge of the pedal body 31 extends downwards to form a mounting cavity, and first abdicating notches 311 are processed on the cavity walls of the left side and the right side of the mounting cavity. The lower end surface of the pedal body 31 is provided with a long rack 312 arranged along the length direction thereof and guide grooves 313 distributed on both sides of the long rack. The adjusting plate 32 is in a shape of a strip plate, the upper end of the adjusting plate is provided with a short rack 321 corresponding to the long rack 312 and a positioning protrusion 322 corresponding to the guide groove, and the positioning protrusion 322 is in a shape of a vertical plate.
The left and right ends of the adjusting plate 32 respectively extend out of the first abdicating notches 311 at the two sides to connect the two ends of the kick ring 33. The base 35 is used for closing the installation cavity and is connected with the pedal body 31 through a bolt 351. The first elastic plate 34 is compressibly mounted to the upper end surface of the base 35 by a spring 341 so that the short rack 321 is kept engaged with the long rack 312. The compression difference of the first elastic plate 34 is greater than the tooth height of the rack, but less than the insertion value of the positioning protrusion 322 into the guide slot 313 in the free state, so that when the first elastic plate 34 is pressed to the bottom, the short rack 321 is separated from the long rack 312, and the positioning protrusion 322 is not slid from the sliding slot 313.
The number of teeth of the short rack 321 is generally 2 or 3, and the number of teeth and the length of the long rack 312 are determined according to the length of the first abdicating notch (i.e. adjustable range, generally 5-8 CM). Thus, the left end and the right end of the adjusting plate 32 are pressed by two hands and slide on the first elastic plate, so that the position of the adjusting plate can be adjusted to adapt to users with different foot lengths.
Meanwhile, in order to adapt to different sizes of feet or shoes, the pedaling ring 33 is a magic tape, and buckles (in this embodiment, i-shaped rings) are processed at the left and right ends of the adjusting plate 32 to connect the two ends of the magic tape.
In order to adjust the angle of the footrest 3, please refer to fig. 5 and 8, the footrest 3 further includes a spindle 36, a connecting shaft 37, a second elastic plate 38 and an end cap 39 (including an inner end cap and an outer end cap), the bottom of the base 35 is provided with a hinge base 352, the hinge base 352 is sleeved on the spindle 36, the hinge base 352 is sequentially processed with a plurality of strip-shaped grooves 3521 penetrating from the shaft hole to the outer circumferential surface thereof along the circumferential direction thereof, the cylindrical surface of the spindle 36 is provided with a blocking ring 361 for limiting the position of the hinge base 352, the center of the spindle 36 is processed with a square through hole 362, the square through hole 362 is provided with a telescopic groove 363 penetrating from the inner wall thereof to the cylindrical surface of the spindle, the second elastic plate 38 extends into the square through hole 361, one end surface of the second elastic plate 38 extends with a catch plate 381 corresponding to the strip-shaped groove 3521, the catch plate 381 extends out from the telescopic groove 363, meanwhile, the front end of the second elastic plate 381 is chamfered, the other end surface of the second elastic plate 38 is provided with a spring 382, the spring 382 is connected with the spindle 36, and the other end of the spindle 36 is connected with the spindle 36, and the other end cap is connected with the inner end cap of the spindle 36, and the inner end cap is connected with the inner end cap, and the inner end cap L.
In order to realize tool-free adjustment, the left end and the right end of the second elastic plate 38 both extend out of the pressing rod 383, and the inner end cap and the outer end cap are provided with a second abdicating notch 391 for the pressing rod to extend out. In this embodiment, the number of the strip-shaped grooves is 5, so that the base and the horizontal plane form 45 °, 50 °, 55 °, 60 ° and 65 °, respectively, and a user can flexibly adjust the base according to the posture of the user.
Therefore, the edges of the pedal body 31 are held by two hands, the thumb presses the pressing rod 384 to press the second elastic plate 38 to the bottom, the pedal body can be rotated, the pressing rod 384 is loosened after the angle is selected, the clamping plate 381 can be quickly embedded into the strip-shaped groove 3521 under the chamfering action of the spring 382 and the clamping plate, and the pedal angle is positioned.
To save space, both spring 341 and spring 382 are pagoda springs. In order to move the fitness rowing machine conveniently, the bottom of the front end of the rack 2 is provided with the roller 21, and the tail of the rack 2 is lifted up, so that the fitness rowing machine can be dragged to move.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a body-building rowing machine, includes frame, pedal and cushion, its characterized in that: the multifunctional transmission device comprises a rotating shaft, a driving disc, a one-way bearing, a wheel sleeve, a one-way ratchet wheel, a braid and a braid disc; the rotating shaft is rotatably installed on a rack to be installed, the wheel sleeve is installed on the rotating shaft through the one-way bearing, the driving disc is connected with one end of the wheel sleeve, the inner ring of the one-way ratchet wheel is connected with the other end of the wheel sleeve, the outer ring of the one-way ratchet wheel is connected with the woven belt disc, and the woven belt is wound on the woven belt disc; the pedal comprises a pedal body, an adjusting plate, a pedal ring, a first elastic plate and a base, wherein the pedal body is provided with a pedal ring, the pedal ring is provided with a first elastic plate, the first elastic plate is provided with a; the lower end edge of the pedal body extends downwards to form an installation cavity, first abdicating notches are processed on the cavity walls of the left side and the right side of the installation cavity, and the lower end face of the pedal body is provided with a long rack arranged along the length direction of the pedal body and guide grooves distributed on the two sides of the long rack; the adjusting plate is in a strip plate shape, the upper end of the adjusting plate is provided with a short rack corresponding to the long rack and a positioning bulge corresponding to the guide groove, and the left end and the right end of the adjusting plate respectively extend out of the first abdicating notches on the two sides to be connected with the two ends of the pedaling ring; the base is used for sealing the installation cavity; the first elastic plate is compressibly arranged on the upper end face of the base through a spring so that the short rack is kept meshed with the long rack; the compression difference of the first elastic plate is larger than the tooth height of the rack and smaller than the extending value of the positioning bulge extending into the guide groove in the free state.
2. The rowing machine of claim 1, further comprising: the pedaling ring is a magic tape, and the left end and the right end of the adjusting plate are provided with buckles for connecting the two ends of the magic tape.
3. The rowing machine for fitness according to claim 1, wherein the pedals further comprise a mandrel, a connecting shaft, a second elastic plate, an inner end cover and an outer end cover, the bottom of the base is provided with a hinge seat, the hinge seat is sleeved on the mandrel, the hinge seat is sequentially provided with a plurality of strip-shaped grooves penetrating from a shaft hole to the outer circumferential surface of the hinge seat along the circumferential direction of the hinge seat, a baffle ring for limiting the position of the hinge seat is arranged on the cylindrical surface of the mandrel, a square through hole is formed in the center of the mandrel, the square through hole is provided with a telescopic groove penetrating from the inner wall of the square through hole to the cylindrical surface of the mandrel, the second elastic plate extends into the square through hole, a clamping plate corresponding to the strip-shaped groove extends from one end surface of the inner end plate, the clamping plate extends out of the telescopic groove, a spring is arranged on the other end surface of the second elastic plate, the mandrel cover and the outer end cover block two ends of the mandrel, one end of the connecting shaft is L-shaped, and the connecting shaft is connected with the frame, and the other end of the connecting shaft is positioned between the.
4. A rowing machine in accordance with claim 3, wherein: the left end and the right end of the second elastic plate extend out of the pressing rod, and the inner end cover and the outer end cover are provided with second yielding notches for the pressing rod to extend out.
5. A rowing machine in accordance with claim 3, wherein: the number of the strip-shaped grooves is 5, and the base and the horizontal plane are 45 degrees, 50 degrees, 55 degrees, 60 degrees and 65 degrees respectively.
6. A rowing machine in accordance with claim 3, wherein: and the springs on the first elastic plate and the second elastic plate are pagoda springs.
7. The rowing machine of claim 1, further comprising: and the bottom of the front end of the rack is provided with a roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811474159.1A CN109578461B (en) | 2018-12-04 | 2018-12-04 | Multifunctional transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811474159.1A CN109578461B (en) | 2018-12-04 | 2018-12-04 | Multifunctional transmission device |
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| Publication Number | Publication Date |
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| CN109578461A CN109578461A (en) | 2019-04-05 |
| CN109578461B true CN109578461B (en) | 2020-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811474159.1A Active CN109578461B (en) | 2018-12-04 | 2018-12-04 | Multifunctional transmission device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110102016A (en) * | 2019-06-11 | 2019-08-09 | 杭州银洲工具有限公司 | Fitness equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2668940A1 (en) * | 1990-11-08 | 1992-05-15 | Mannet Jean | Apparatus for rowing and beam for such an apparatus |
| US6682462B1 (en) * | 2003-02-21 | 2004-01-27 | Sunny Lee | Dual-purpose exerciser operable in pedaling and rowing modes |
| CN203425451U (en) * | 2013-09-24 | 2014-02-12 | 浙江恒耀实业有限公司 | Damping device of rowing machine |
| CN103623548A (en) * | 2013-11-14 | 2014-03-12 | 厦门奥力龙科技有限公司 | Three-purpose exercise bicycle |
| CN205494889U (en) * | 2016-03-10 | 2016-08-24 | 厦门奥力龙科技有限公司 | Rowing machine |
-
2018
- 2018-12-04 CN CN201811474159.1A patent/CN109578461B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2668940A1 (en) * | 1990-11-08 | 1992-05-15 | Mannet Jean | Apparatus for rowing and beam for such an apparatus |
| US6682462B1 (en) * | 2003-02-21 | 2004-01-27 | Sunny Lee | Dual-purpose exerciser operable in pedaling and rowing modes |
| CN203425451U (en) * | 2013-09-24 | 2014-02-12 | 浙江恒耀实业有限公司 | Damping device of rowing machine |
| CN103623548A (en) * | 2013-11-14 | 2014-03-12 | 厦门奥力龙科技有限公司 | Three-purpose exercise bicycle |
| CN205494889U (en) * | 2016-03-10 | 2016-08-24 | 厦门奥力龙科技有限公司 | Rowing machine |
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| Publication number | Publication date |
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| CN109578461A (en) | 2019-04-05 |
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Denomination of invention: A multifunctional transmission device Effective date of registration: 20221025 Granted publication date: 20200714 Pledgee: Fujian Jin Channel Financing Guarantee Co.,Ltd. Pledgor: XIAMEN JINSHUANGSHENG HEALTH TECHNOLOGY Co.,Ltd. Registration number: Y2022980019622 |
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Granted publication date: 20200714 Pledgee: Fujian Jin Channel Financing Guarantee Co.,Ltd. Pledgor: XIAMEN JINSHUANGSHENG HEALTH TECHNOLOGY Co.,Ltd. Registration number: Y2022980019622 |