CN109367676A - A kind of Chainless type three-wheel is rowed the boat bicycle - Google Patents
A kind of Chainless type three-wheel is rowed the boat bicycle Download PDFInfo
- Publication number
- CN109367676A CN109367676A CN201811536959.1A CN201811536959A CN109367676A CN 109367676 A CN109367676 A CN 109367676A CN 201811536959 A CN201811536959 A CN 201811536959A CN 109367676 A CN109367676 A CN 109367676A
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- Prior art keywords
- wheel
- bicycle
- drive shaft
- protective shell
- boat
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M1/00—Rider propulsion of wheeled vehicles
- B62M1/14—Rider propulsion of wheeled vehicles operated exclusively by hand power
- B62M1/16—Rider propulsion of wheeled vehicles operated exclusively by hand power by means of a to-and-fro movable handlebar
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J1/00—Saddles or other seats for cycles; Arrangement thereof; Component parts
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Automatic Cycles, And Cycles In General (AREA)
- Motorcycle And Bicycle Frame (AREA)
Abstract
A kind of Chainless type three-wheel of the present invention row the boat bicycle disclose it is a kind of hand buggy handle is pulled by the Boating type movement of arm back and forth, drive bicycle running without chain tricycle.Effectively solve the problems, such as that tradition has chain type bicycle to take off chain, fall chain.It is characterized in that vehicle body support frame one end bottom is equipped with hinged block, fixed ear is equipped on the headstock protective shell, and it is hinged by support fixed pin and hinged block, the headstock protective shell is hollow structure, front-wheel drive shaft runs through headstock protective shell, the both ends of the headstock protective shell are equipped with spring bearing between front-wheel drive shaft respectively, two driving wheels are respectively placed in the both ends of front-wheel drive shaft, the both ends of the drive shaft are equipped with two groups of pawls respectively, every group of pawl is made of at least four pawls, two driving wheel center positions are equipped with pawl respectively, and it is corresponding with two groups of pawls in drive shaft respectively, hand buggy is placed in one end on headstock protective shell.
Description
Technical field
A kind of Chainless type three-wheel of the present invention is rowed the boat bicycle, be related to that a kind of Boating type driving advances without chain three-wheel voluntarily
Vehicle belongs to vehicle arrangement field.In particular to a kind of to pull hand buggy handle back and forth by the Boating type movement of arm, driving is voluntarily
Vehicle traveling without chain tricycle.
Background technique
Traditional has the wheel disc spins that chain type bicycle is foot-operated by stepping on, and drive is mounted on axis, passes through chain interoperation
The flywheel on bicycle rear axle is driven, while flywheel drives bicycle rear to be driven again, realizes the function of riding instead of walk of bicycle,
Although traditionally have chain type bicycle structure simple, its transmission chain is often easy to fall off situations such as leading to fall chain, again
It is again very inconvenient that chain is installed, and the machine oil of lubricating chain can also make clothing dirty, now with many Chainless Bicycles, but
It is that its opposed configuration is also all complex, and maintenance is all not easy.
Notification number CN2534094 proposes that a kind of novel chain-less bicycle, the bicycle include wheel, vehicle frame, transmission dress
It sets, the transmission device includes: axis, axis bevel gear, transmission shaft umbrella shape front gear, transmission shaft, front gear outer cover, passes
Moving axis pillar, transmission shaft umbrella shape backgear, backgear outer cover, rear axle, rear axle bevel gear and flywheel；Wherein transmission shaft is connected to
Between the axis and the rear axle；The axis bevel gear for being connected to axis one end and the transmission shaft for being connected to transmission shaft one end
Umbrella shape front gear is meshed；It is connected to the transmission shaft umbrella shape backgear of the transmission shaft other end and is connected to the rear axle umbrella of rear axle one end
Shape gear is meshed, and is separately installed with gear outer cover outside the transmission shaft umbrella shape front gear and backgear, the Chainless type is voluntarily
Bassinet structure is complicated, although solving de- chain, falling the problems such as chain, due to gear drive, maintenance and maintenance are also still more troublesome,
Be not suitable for daily freely riding.
Summary of the invention
In order to improve above situation, a kind of Chainless type three-wheel of present invention bicycle of rowing the boat provides a kind of drawing by arm
Boat form movement back and forth pull hand buggy handle, drive bicycle running without chain tricycle.Effectively solving tradition has chain type
Bicycle takes off chain, falls the problem of chain.
A kind of Chainless type three-wheel of the present invention row the boat bicycle be achieved in that a kind of Chainless type three-wheel of the present invention row the boat from
Driving by driving wheel, hand buggy handle, carrier, foot pedal, vehicle body support frame, seat cushion, loop bar, rear-wheel shaft, driven wheel,
Spring bearing, rear wheel support plate, link block, seat cushion pedestal, headstock protective shell, front-wheel drive shaft, pawl, ratchet, sliding sleeve,
Support fixed pin, hold-down support, wind spring, fixed ear, driving drawstring and guide wheel group at vehicle body support frame one end bottom is set
There is hinged block, fixed ear is equipped on the headstock protective shell, and be hinged by support fixed pin and hinged block, the headstock is protected
Protective case is hollow structure, and front-wheel drive shaft runs through headstock protective shell, and the both ends of the headstock protective shell are respectively and front-wheel drive
It is equipped with spring bearing between shaft, two driving wheels are respectively placed in the both ends of front-wheel drive shaft, and the two of the drive shaft
End is equipped with two groups of pawls respectively, and every group of pawl is made of at least four pawls, and two driving wheel center positions are equipped with spine respectively
Pawl, and it is corresponding with two groups of pawls in drive shaft respectively, hand buggy is placed in one end on headstock protective shell, the hand buggy
For hollow structure, and it is connected with headstock protective shell, wind spring is placed in front-wheel drive shaft, and is located at headstock protective shell
Interior, described wind spring one end is connected with front-wheel drive shaft, and driving drawstring one end is connected with the wind spring other end, and the other end is from vehicle
The frame other end is pierced by, hand buggy handle is connected with the driving drawstring other end, and the carrier other end is provided with placing groove, and and
Corresponding, directive wheel is placed on the carrier other end inner wall hand buggy, groove is provided on the directive wheel, and drive drawstring position
In in groove, two loop bars are located at the two sides of vehicle body support frame, and the both ends of the loop bar pass through link block and vehicle body respectively
Support frame is connected, and two sliding sleeves are placed on respectively on two loop bars, and two foot pedals are connected with two sliding sleeves respectively,
Two support rod one end, which are respectively articulated with, is placed in foot pedal bottom, and the other end, which is respectively articulated with, is equipped with hold-down support, the hold-down support
It is connected with headstock protective shell, seat cushion pedestal is placed on vehicle body support frame, and seat cushion is placed on seat cushion pedestal, two rear wheel support plates
One end is respectively placed in the other end two sides of vehicle body support frame, and driven wheel is placed between two rear wheel support plates, and passes through rear-wheel
Shaft is connected with two rear wheel support plates, and spring bearing is equipped between the rear-wheel shaft and rear wheel support plate, described foot-operated
Plate surface is equipped with multiple rubber strips, and multiple hemisphere juts are equipped on rubber strip, adds in the rear wheel support plate equipped with multiple
The width of strong item, the rear wheel support plate gradually increases from one end to the other side, and massage cushion, the massage are equipped on the seat cushion
Pad is followed successively by foam-rubber cushion, elastic mesh pad and cotton pad from inside to outside, and waist backup plate, the waist backup plate are equipped on the seat cushion
On be equipped with multiple massage convexes, the headstock protective shell is made of plastic material, and the vehicle body support frame is integrally formed, and by
Lightweight metal material is made.
Beneficial effect.
One, effectively solve the problems, such as that tradition has chain type bicycle to take off chain, fall chain.
Two, structure is simple, and maintenance is easy.
Three, free repacking easily is carried out to bicycle.
Four, the forward support of tricycle structure is more stable, it is not easy to it turns on one's side, it is highly-safe.
Five, tensile force type driving can play body-building function.
Six, clothing will not be made dirty without greasy dirt without chain.
Detailed description of the invention
Fig. 1 is that a kind of Chainless type three-wheel of the present invention is rowed the boat the three-dimensional structure diagram of bicycle；
Fig. 2 is that a kind of Chainless type three-wheel of the present invention is rowed the boat the stereo-resolution figure of bicycle, only shows front vehicle wheel and front-wheel
The matching relationship of drive shaft；
Fig. 3 is that a kind of Chainless type three-wheel of the present invention is rowed the boat the stereo-resolution figure of bicycle, only shows vehicle body support frame, seat
The matching relationship of pad and rear driven wheel etc.；
Fig. 4 is that a kind of Chainless type three-wheel of the present invention is rowed the boat the structural schematic diagram of bicycle front wheel；
Fig. 5 is that a kind of Chainless type three-wheel of the present invention is rowed the boat the structural schematic diagram of bicycle wind spring driving structure；
In attached drawing
Wherein part are as follows: driving wheel (1), hand buggy is (2), carrier (3), foot pedal (4), vehicle body support frame (5), seat cushion
(6), loop bar (7), rear-wheel shaft (8), driven wheel (9), spring bearing (10), rear wheel support plate (11), link block (12), seat
Rebasing seat (13), headstock protective shell (14), front-wheel drive shaft (15), pawl (16), ratchet (17), sliding sleeve (18), support
Fixed pin (19), hold-down support (20), wind spring (21), fixed ear (22) drive drawstring (23), directive wheel (24).
Specific embodiment:
A kind of Chainless type three-wheel of present invention bicycle of rowing the boat is achieved in that by driving wheel (1), hand buggy (2), handlebar
Frame (3), foot pedal (4), vehicle body support frame (5), seat cushion (6), loop bar (7), rear-wheel shaft (8), driven wheel (9), support shaft
Hold (10), rear wheel support plate (11), link block (12), seat cushion pedestal (13), headstock protective shell (14), front-wheel drive shaft
(15), pawl (16), ratchet (17), sliding sleeve (18), support fixed pin (19), hold-down support (20), wind spring (21), fixed ear
(22), drawstring (23) and directive wheel (24) composition are driven, vehicle body support frame (5) one end bottom is equipped with hinged block, the vehicle
It is equipped on head protection shell (14) fixed ear (22), and is hinged by support fixed pin (19) and hinged block, the headstock protection
Shell (14) is hollow structure, and front-wheel drive shaft (15) runs through headstock protective shell (14), the both ends of the headstock protective shell (14)
It is equipped between front-wheel drive shaft (15) respectively spring bearing (10), two driving wheels (1) are respectively placed in front wheel driving turn
The both ends of axis (15), the both ends of the drive shaft are equipped with two groups of pawls (16) respectively, and every group of pawl (16) is by least four spine
Pawl (16) composition, two driving wheel (1) centers are equipped with pawl (16) respectively, and respectively with two groups of spine in drive shaft
Pawl (16) is corresponding, and hand buggy is placed in (2) one end on headstock protective shell (14), and the hand buggy is hollow structure (2), and
It is connected with headstock protective shell (14), wind spring (21) is placed on front-wheel drive shaft (15), and is located at headstock protective shell (14)
Interior, described wind spring (21) one end is connected with front-wheel drive shaft (15), drives drawstring (23) one end and wind spring (21) other end
It is connected, the other end is pierced by from carrier (3) other end, and hand buggy is connected (2) with driving drawstring (23) other end, described
Carrier (3) other end is provided with placing groove, and with hand buggy that (2) are corresponding, and directive wheel (24) is placed in carrier (3) other end
On inner wall, groove is provided on the directive wheel (24), and drawstring (23) is driven to be located in groove, two loop bars (7) are located at
The two sides of vehicle body support frame (5), the both ends of the loop bar (7) pass through link block (12) respectively and are connected with vehicle body support frame (5),
Two sliding sleeves (18) are placed on respectively on two loop bars (7), and two foot pedals (4) are connected with two sliding sleeves (18) respectively
It connects, two support rod one end, which are respectively articulated with, is placed in foot pedal (4) bottom, and the other end, which is respectively articulated with, is equipped with hold-down support (20), institute
It states hold-down support (20) to be connected with headstock protective shell (14), seat cushion pedestal (13) is placed on vehicle body support frame (5), seat cushion (6)
It being placed on seat cushion pedestal (13), two rear wheel support plate (11) one end are respectively placed in the other end two sides of vehicle body support frame (5), from
Motor car wheel (9) is placed between two rear wheel support plates (11), and is connected by rear-wheel shaft (8) with two rear wheel support plates (11)
It connects, is equipped with spring bearing (10) between the rear-wheel shaft (8) and rear wheel support plate (11), foot pedal (4) surface is equipped with
Multiple rubber strips, and multiple hemisphere juts are equipped on rubber strip, multiple stiffeners, institute are equipped in the rear wheel support plate (11)
The width for stating rear wheel support plate (11) gradually increases from one end to the other side, is equipped with massage cushion, the massage on the seat cushion (6)
Pad is followed successively by foam-rubber cushion, elastic mesh pad and cotton pad from inside to outside, is equipped with waist backup plate, the waist on the seat cushion (6)
Multiple massage convexes are equipped on backup plate, the headstock protective shell (14) is made of plastic material, and the vehicle body support frame (5) is one
It is body formed, and be made of lightweight metal material.
In use, the personnel of riding are sitting on seat cushion (6) first, then two hands are held carrier (3) respectively, pull carrier
(3), carrier (3) pulls wind spring (21) by driving drawstring (23), mobile progress of the directive wheel (24) to driving drawstring (23)
Guiding, wind spring (21) tightening, and front-wheel drive shaft (15) is driven to rotate, the pawl (16) at front-wheel drive shaft (15) both ends
Cooperate respectively with the ratchet (17) on two driving wheels (1), and then drives two driving wheels (1) rotations, driven wheel (9)
It follows driving wheel (1) to be rotated, and then bicycle is driven to be moved, when carrier (3) is pulled to maximum distance, volume
Spring (21) drives carrier (3) to automatically retract by driving drawstring (23), at this time without force, when carrier (3) restore to original
Come position, the personnel of riding pull on carrier (3), and then pull carrier by the continuous Boating type movement of the personnel of riding
(3), bicycle is made to keep travel condition, in moving process, the personnel of riding can be trampled both feet respectively in foot pedal (4)
On, and the personnel of riding can be long according to itself leg, pushes two foot pedals (4) respectively by foot, adjusts two foot pedals
(4) position, when foot pushes foot pedal (4), two foot pedals (4) are slided respectively along loop bar (7), and then to foot pedal
(4) position is adjusted, and also realizes the leg extension in ride；
It is provided with groove on the directive wheel (24), and drawstring (23) is driven to be located at the design in groove, driving can be stretched limit
System avoids driving drawstring (23) from being detached from from directive wheel (24) in groove；
Foot pedal (4) surface is equipped with multiple rubber strips, and the design of multiple hemisphere juts is equipped on rubber strip, can increase
Frictional force between foot, and then avoid skidding, it improves to foot support effect；
It is equipped with the design of multiple stiffeners in the rear wheel support plate (11), rear wheel support plate (11) can be reinforced,
And then raising is to the stability of strutting system of driven wheel (9)；
The design that the width of the rear wheel support plate (11) gradually increases from one end to the other side, can increase rear wheel support plate
(11) intensity, and then improve the stability of strutting system to driven wheel (9)；
It is equipped with the design of massage cushion on the seat cushion (6), can be improved the comfort level when personnel of riding ride；
The massage cushion is followed successively by the design of foam-rubber cushion, elastic mesh pad and cotton pad from inside to outside, and foam-rubber cushion is able to carry out suction
Sweat is simultaneously internal can to store a certain amount of moisture, and elastic mesh pad is able to carry out damping, and cotton pad is able to carry out absorbing sweat；
It is equipped with the design of waist backup plate on the seat cushion (6), the personnel waist of riding can be supported, avoids riding for a long time
Waist is tired；
It is equipped with the design of the design of multiple massage convexes on the waist backup plate, waist can be massaged, improves comfort level；
The hand buggy is (2) and driving drawstring (23), wind spring (21) cooperation, before (2) capable of being driven by pulling hand buggy
Wheel drive shaft (15) rotation, and then make to drive wheel (1) rotation, make the mobile traveling of bicycle；
The ratchet (17) and pawl (16) cooperation can make front-wheel drive shaft (15) to drive driving wheel (1) rotation, and
Anti-turn is carried out to driving wheel (1)；
When riding, Boating type constantly pulls design of the hand buggy (2), can drive bicycle, Jin Erwu by hand exercise
Chain is needed, avoids the problem that chain releasing is brought
When hand buggy withdraws (2), wind spring (21) drives hand buggy that (2) are automatically retracted by driving drawstring (23), and ride people
Member's hand can save strength without design firmly；
The configuration of the present invention is simple is tieed up and is supported conveniently, and no chain design is not in the problem of falling chain；
The Boating type movement for reaching arm pulls hand buggy (2) back and forth, drives the purpose of bicycle running.
Above-described embodiment is presently preferred embodiments of the present invention, is not intended to limit the invention the range of implementation.Any ability
The those of ordinary skill in domain is not departing from invention scope of the invention, improves when can make a little, i.e., all according to the present invention
The same improvement done, should be the scope of the present invention and is covered.
Claims (10)
- The bicycle 1. a kind of Chainless type three-wheel is rowed the boat, it is characterized in that: by driving wheel, hand buggy handle, carrier, foot pedal, vehicle Body support frame, seat cushion, loop bar, rear-wheel shaft, driven wheel, spring bearing, rear wheel support plate, link block, seat cushion pedestal, headstock Protective shell, front-wheel drive shaft, pawl, ratchet, sliding sleeve, support fixed pin, hold-down support, wind spring, fixed ear, driving drawstring With guide wheel group at vehicle body support frame one end bottom is equipped with hinged block, fixed ear is equipped on the headstock protective shell, and logical It crosses support fixed pin and hinged block is hinged, the headstock protective shell is hollow structure, and front-wheel drive shaft is protected through headstock Shell, the both ends of the headstock protective shell are equipped with spring bearing between front-wheel drive shaft respectively, and two driving wheels are set respectively In the both ends of front-wheel drive shaft, the both ends of the drive shaft are equipped with two groups of pawls respectively, and every group of pawl is by least four spine Pawl composition, two driving wheel center positions are equipped with pawl respectively, and corresponding with two groups of pawls in drive shaft respectively, hand It pulls a cart to be placed in one end on headstock protective shell, the hand buggy handle is hollow structure, and is connected with headstock protective shell, wind spring set It is placed in front-wheel drive shaft, and is located in headstock protective shell, described wind spring one end is connected with front-wheel drive shaft, and driving is drawn Rope one end is connected with the wind spring other end, and the other end is pierced by from the carrier other end, hand buggy handle and driving drawstring other end phase Connection, the carrier other end are provided with placing groove, and with hand buggy corresponding, directive wheel is placed in carrier other end inner wall On, two loop bars are located at the two sides of vehicle body support frame, and the both ends of the loop bar pass through link block and vehicle body support frame respectively It is connected, two sliding sleeves are placed on respectively on two loop bars, and two foot pedals are connected with two sliding sleeves respectively, two branch Strut one end, which is respectively articulated with, is placed in foot pedal bottom, and the other end, which is respectively articulated with, is equipped with hold-down support, the hold-down support and headstock Protective shell is connected, and seat cushion pedestal is placed on vehicle body support frame, and seat cushion is placed on seat cushion pedestal, two rear wheel support plate one end point Be not placed in the other end two sides of vehicle body support frame, driven wheel is placed between two rear wheel support plates, and by rear-wheel shaft and Two rear wheel support plates are connected, and are equipped with spring bearing between the rear-wheel shaft and rear wheel support plate.
- The bicycle 2. a kind of Chainless type three-wheel according to claim 1 is rowed the boat, it is characterised in that be provided on the directive wheel Groove, and drawstring is driven to be located in groove, driving can be stretched and be limited in groove, driving drawstring is avoided to take off from directive wheel From.
- The bicycle 3. a kind of Chainless type three-wheel according to claim 1 is rowed the boat, it is characterised in that the hand buggy handle and drive Dynamic drawstring, wind spring cooperation, can be by pulling hand buggy that drive front-wheel drive shaft is rotated, and then makes to drive vehicle wheel rotation, Make the mobile traveling of bicycle.
- The bicycle 4. a kind of Chainless type three-wheel according to claim 1 is rowed the boat, it is characterised in that the ratchet and pawl is matched It closes, front-wheel drive shaft can be made to drive driving vehicle wheel rotation, and carry out anti-turn to driving wheel.
- The bicycle 5. a kind of Chainless type three-wheel according to claim 1 is rowed the boat, it is characterised in that be equipped with waist on the seat cushion Portion's backup plate is equipped with multiple massage convexes on the waist backup plate.
- The bicycle 6. a kind of Chainless type three-wheel according to claim 1 is rowed the boat, it is characterised in that the headstock protective shell by Plastic material is made, and the vehicle body support frame is integrally formed, and is made of lightweight metal material.
- The bicycle 7. a kind of Chainless type three-wheel according to claim 1 is rowed the boat, it is characterised in that in the rear wheel support plate Equipped with multiple stiffeners.
- The bicycle 8. a kind of Chainless type three-wheel according to claim 7 is rowed the boat, it is characterised in that the rear wheel support plate Width gradually increases from one end to the other side.
- 9. a kind of Chainless type three-wheel is rowed the boat bicycle according to claim 1 or 5, it is characterised in that be equipped on the seat cushion Massage cushion, the massage cushion are followed successively by foam-rubber cushion, elastic mesh pad and cotton pad from inside to outside.
- The bicycle 10. a kind of Chainless type three-wheel according to claim 1 is rowed the boat, it is characterised in that the foot-operated plate surface is set There are multiple rubber strips, and is equipped with multiple hemisphere juts on rubber strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811536959.1A CN109367676B (en) | 2018-12-15 | 2018-12-15 | Chainless three-wheel rowing bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811536959.1A CN109367676B (en) | 2018-12-15 | 2018-12-15 | Chainless three-wheel rowing bicycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109367676A true CN109367676A (en) | 2019-02-22 |
| CN109367676B CN109367676B (en) | 2020-10-27 |
Family
ID=65373908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811536959.1A Active CN109367676B (en) | 2018-12-15 | 2018-12-15 | Chainless three-wheel rowing bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109367676B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87205659U (en) * | 1987-03-27 | 1987-10-21 | 谢鑫泉 | Bicycle with hand driving device |
| CN2820233Y (en) * | 2005-08-26 | 2006-09-27 | 杨莲传 | Fan rowing boat device |
| CN201169358Y (en) * | 2008-01-28 | 2008-12-24 | 王骊 | Hand booster of jinriksha |
| GB2481230A (en) * | 2010-06-16 | 2011-12-21 | David William Holmes | Arm powered cycle |
| CN105597273A (en) * | 2015-12-18 | 2016-05-25 | 青岛讯达捷电子科技有限公司 | Foldable rowing machine |
-
2018
- 2018-12-15 CN CN201811536959.1A patent/CN109367676B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87205659U (en) * | 1987-03-27 | 1987-10-21 | 谢鑫泉 | Bicycle with hand driving device |
| CN2820233Y (en) * | 2005-08-26 | 2006-09-27 | 杨莲传 | Fan rowing boat device |
| CN201169358Y (en) * | 2008-01-28 | 2008-12-24 | 王骊 | Hand booster of jinriksha |
| GB2481230A (en) * | 2010-06-16 | 2011-12-21 | David William Holmes | Arm powered cycle |
| CN105597273A (en) * | 2015-12-18 | 2016-05-25 | 青岛讯达捷电子科技有限公司 | Foldable rowing machine |
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| Publication number | Publication date |
|---|---|
| CN109367676B (en) | 2020-10-27 |
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Address after: 221000 1-501, building loftc, West Greenland Business City, Hanyuan Avenue, Yunlong District, Xuzhou City, Jiangsu Province Applicant after: XUZHOU XINNANHU TECHNOLOGY Co.,Ltd. Address before: 221000 Block F of National Science and Technology Park of China University of Mining and Technology, Quanshan District, Xuzhou City, Jiangsu Province Applicant before: XUZHOU XINNANHU TECHNOLOGY Co.,Ltd. |
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