CN107472441A - The foldable frame of electric bicycle - Google Patents
The foldable frame of electric bicycle Download PDFInfo
- Publication number
- CN107472441A CN107472441A CN201710719762.0A CN201710719762A CN107472441A CN 107472441 A CN107472441 A CN 107472441A CN 201710719762 A CN201710719762 A CN 201710719762A CN 107472441 A CN107472441 A CN 107472441A
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- China
- Prior art keywords
- pin
- wheel support
- frame
- hinged
- pin joint
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K15/00—Collapsible or foldable cycles
- B62K15/006—Collapsible or foldable cycles the frame being foldable
- B62K15/008—Collapsible or foldable cycles the frame being foldable foldable about 2 or more axes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K15/00—Collapsible or foldable cycles
- B62K15/006—Collapsible or foldable cycles the frame being foldable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K5/00—Cycles with handlebars, equipped with three or more main road wheels
- B62K5/08—Cycles with handlebars, equipped with three or more main road wheels with steering devices acting on two or more wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K2204/00—Adaptations for driving cycles by electric motor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Motorcycle And Bicycle Frame (AREA)
Abstract
The invention provides a kind of foldable frame of electric bicycle.It solves existing technical problem.The foldable frame of this electric bicycle, including handle rack, cushion bracket, wheel stand and support frame, it is hinged in the middle part of one end of described cushion bracket and handle rack and forms the first pin joint, the lower end of described handle rack and one end of wheel stand are hinged and form the second pin joint, it is hinged in the middle part of one end of described support frame and cushion bracket and forms the 3rd pin joint, it is hinged in the middle part of the other end and wheel stand of described support frame and forms the 4th pin joint, the first described pin joint, second pin joint, 3rd pin joint and the 4th pin joint are respectively four summits of quadrangle, described handle rack, cushion bracket, in wheel stand and support frame at least two between be provided with latch-up structure.The present invention has the advantages that reasonable in design, folding convenient.
Description
Technical field
The invention belongs to vehicle technology field, more particularly to a kind of foldable frame of electric bicycle.
Background technology
With the enhancing of people's environmental consciousness, people for electric car demand more and more higher, in terms of key technology
Break through after constantly being lifted with the performance of electric bicycle, allow electric bicycle to become the substitute products of motorcycle and bicycle,
And its is quick, environmentally friendly, convenient and cheap, while also excite demand of the market for electric bicycle.In order that electric car
Carrying it is more convenient, then derived electric motor bicycle with folding, existing electric motor bicycle with folding volume is big, complicated, is folded over
Journey is cumbersome, and form is single, and due to the presence of foldable structure, and body frame structure for automotive is unstable during traveling.Deposited to solve prior art
The problem of, people have carried out long-term exploration, it is proposed that miscellaneous solution.
For example, Chinese patent literature discloses a kind of Quick folding structure [application number of electric car or bicycle：
201410326210.X] include front frame, saddle pipe, connecting plate, the first preposition connecting rod being hinged with connecting plate, it is hinged with connecting plate
Rear frame, it is characterised in that：The be hinged linkage in rear end of setting self-locking connecting rod, self-locking small end and the first preposition connecting rod, from
Lock the be hinged linkage in front end of connecting rod lower end and Rear frame；The pin joint of first preposition connecting rod and connecting plate is located at connection front edge of board,
The pin joint of Rear frame and connecting plate is located at connecting plate lower end, and front end pin joint is motion critical line with lower end pin joint line；
When the upper end pin joint of self-locking connecting rod moves to the rear side of motion critical line, the foldable structure foldable locking；When self-locking connects
When the upper end pin joint of bar moves to the front side of motion critical line, the foldable structure unblock expansion.
Above-mentioned scheme improves the subproblem of prior art to a certain extent, and still, the program is also at least present
Following defect：Design it is unreasonable, fold it is cumbersome and travel when stability it is poor.
The content of the invention
Regarding the issue above, the present invention provides a kind of reasonable in design, folding convenient, and Stability Analysis of Structures during traveling
Electric bicycle foldable frame.
To reach above-mentioned purpose, present invention employs following technical proposal：The foldable frame of this electric bicycle, including
Handle rack, cushion bracket, wheel stand and support frame, are hinged in the middle part of one end of described cushion bracket and handle rack and shape
Into the first pin joint, the lower end of described handle rack and one end of wheel stand are hinged and form the second pin joint, described
It is hinged in the middle part of one end of support frame and cushion bracket and forms the 3rd pin joint, the other end and wheel of described support frame
It is hinged in the middle part of support and forms the 4th pin joint, the first described pin joint, the second pin joint, the 3rd pin joint and the 4th
Pin joint is respectively four summits of quadrangle, and at least two in described handle rack, cushion bracket, wheel stand and support frame
Latch-up structure is provided between individual.Here the first pin joint, the second pin joint, the 3rd pin joint and the 4th pin joint forms parallel
Quadrangle, latch-up structure can then be locked two adjacent pin joints in four pin joints among these, when realizing traveling
Handle rack, cushion bracket, wheel stand and the locking for supporting rack position, ensure structural stability during traveling；During folding, locking
Structure is unclamped, and each pin joint can be rotated freely, and the folding of vehicle frame, folding convenient are realized with this.
It is between described support frame and cushion bracket or described in the foldable frame of above-mentioned electric bicycle
Support frame is provided with the buffer gear along support frame axial buffer.
In the foldable frame of above-mentioned electric bicycle, described buffer gear includes first be axially flexibly connected
Buffer body and the second buffer body, the first described buffer body are connected with cushion bracket, the second described buffer body and support frame phase
Even, spring is provided between described the first buffer body and the second buffer body, described spring one end acts on the first buffer body, separately
One end acts on the second buffer body.
In the foldable frame of above-mentioned electric bicycle, the first described buffer body and the second buffer body mutually cover
Connecing, the first described buffer body is hinged with cushion bracket, and the second described buffer body is hinged with support frame, and described second
The pin joint of buffer body and support frame is the 3rd pin joint.Here the first buffer body and the second buffer body is relatively movable
Socket, when the spring is compressed, the depth increase that both are socketed, when spring reset, the depth that both are socketed reduces, so as to realize
Buffering, and the first buffer body is hinged with cushion bracket support frame can be made to turn down to parallel with handle rack, further reduction
Folded size.
In the foldable frame of above-mentioned electric bicycle, described latch-up structure is arranged on handle rack and wheel stand
Between.
In the foldable frame of above-mentioned electric bicycle, described latch-up structure includes being arranged on wheel stand
Pin is drawn at least one piece of lockplate and at least one locking being arranged on handle rack, and described lockplate draws pin 1 a pair with locking
It should set, the cam shank of the key that pin includes pin and is articulated with pin is drawn in described locking, and described lockplate is provided with and supplies institute
The fore shaft of pin disengaging is stated, described lockplate, which is locked, after pin enters fore shaft and cam shank of the key rotates draws pin to be fixed on handle
In hand cradle.During folding, rotation cam shank of the key, now lockplate and locking draws the active force between pin to reduce, and now fore shaft can
Depart from pin after wheel stand rotation, realize turning folding for wheel stand.
In the foldable frame of above-mentioned electric bicycle, described latch-up structure also includes safety pin, described handle
At least one piece of first location-plate is installed with hand cradle, pin-and-hole is provided with the first location-plate, is installed with described wheel stand
At least one piece of second location-plate, the locating notch for safety pin disengaging, described safety pin are provided with the second location-plate
It is arranged in pin-and-hole, hook knob is respectively equipped with the both ends of safety pin, when safety pin enters locating notch and hook knob turn
Described hook knob locks the first location-plate and the second location-plate after dynamic.
In the foldable frame of above-mentioned electric bicycle, described wheel stand includes front-wheel support and trailing wheel branch
Frame, described front-wheel support one end are hinged with the handle rack, the described front-wheel support other end and rear wheel support front end phase
It is be hinged, unidirectional bending position limiting structure is provided between described front-wheel support and rear wheel support.
In the foldable frame of above-mentioned electric bicycle, described unidirectional bending position limiting structure is included before being respectively arranged on
Wheel support and rear wheel support and the abutment face that can be mutually coincide when front-wheel support and rear wheel support are located at same straight line, it is described
The pin joint of front-wheel support and rear wheel support is located at the downside of front-wheel support and rear wheel support junction.
In the foldable frame of above-mentioned electric bicycle, described support frame lower end has furcation, described point
Fork includes the first foot and the second foot, and the first described foot is hinged with front-wheel support, described crus secunda subordinate end
With downward opening lock groove, described rear wheel support is provided with lock pin, and when front-wheel support and rear wheel support are positioned at same
Lock pin described in during one straight line enters in the lock groove.
Compared with prior art, it is the advantages of the foldable frame of this electric bicycle：It is reasonable in design, structure letter
Single, presence therefore folding convenient due to locking mechanism, body frame structure for automotive when being travelled after expansion is stable, and the size after folding
It is more lower, it is easy to store.
Brief description of the drawings
Fig. 1 is structural representation provided by the invention；
Fig. 2 is the enlarged drawing of locking mechanism provided by the invention；
Fig. 3 is structure sectional view provided by the invention；
Fig. 4 is folding schematic diagram provided by the invention；
Fig. 5 is another folding schematic diagram provided by the invention；
In figure, handle rack 1, cushion bracket 2, wheel stand 3, support frame 4, the first pin joint 5, the second pin joint the 6, the 3rd
Pin joint 7, the 4th pin joint 8, latch-up structure 9, buffer gear 10, the first buffer body 11, the second buffer body 12, spring 13, lock
Pin 15, pin 16, fore shaft 17, cam shank of the key 18, safety pin 19, the first location-plate 20, pin-and-hole 21, second are drawn in fixed board 14, locking
Location-plate 22, locating notch 23, hook knob 24, front-wheel support 25, rear wheel support 26, unidirectional bending position limiting structure 27, bifurcated
Portion 28, the first foot 29, the second foot 30, lock groove 31, lock pin 32, abutment face 33.
Embodiment
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
As Figure 1-5, the foldable frame of this electric bicycle, including handle rack 1, cushion bracket 2, wheel stand 3
With support frame 4, one end of cushion bracket 2 and the middle part of handle rack 1 are hinged and form the first pin joint 5, the lower end of handle rack 1
It is hinged with one end of wheel stand 3 and forms the second pin joint 6, one end and the middle part of cushion bracket 2 of support frame 4 is hinged
And the 3rd pin joint 7 is formed, the other end of support frame 4 is hinged with the middle part of wheel stand 3 and forms the 4th pin joint 8, the
Four summits of one pin joint 5, the second pin joint 6, the 3rd pin joint 7 and the 4th pin joint 8 respectively quadrangle, handle rack 1,
In cushion bracket 2, wheel stand 3 and support frame 4 at least two between be provided with latch-up structure 9.
In the present embodiment, the first pin joint 5, the second pin joint 6, the 3rd pin joint 7 and the 4th pin joint 8 here are formed
Parallelogram, latch-up structure 9 can then be locked two adjacent pin joints in four pin joints among these, realize row
Handle rack 1, cushion bracket 2, wheel stand 3 and the locking of the position of support frame 4 when sailing, ensure structural stability during traveling；Folding
When folded, latch-up structure is unclamped, and each pin joint can be rotated freely, and the folding of vehicle frame, folding convenient are realized with this.
Further, between support frame 4 and cushion bracket 2 or support frame 4 is provided with along the slow of the axial buffer of support frame 4
Punch mechanism 10, buffer gear 10 can be to providing cushion effect, when improving bumpy road traveling between cushion bracket 2 and support frame 4
Comfortableness.Buffer gear 10 includes the first buffer body 11 and the second buffer body 12 being axially flexibly connected, the first buffer body 11
It is connected with cushion bracket 2, the second buffer body 12 is connected with support frame 4, is provided between the first buffer body 11 and the second buffer body 12
Spring 13, the one end of spring 13 act on the first buffer body 11, and the other end acts on the second buffer body 12.
Specifically, the first buffer body 11 and the second buffer body 12 are mutually socketed, and the first buffer body 11 is cut with scissors with the phase of cushion bracket 2
Connect, the second buffer body 12 is hinged with support frame 4, and the pin joint of the second buffer body 12 and support frame 4 is the described 3rd be hinged
Point 7,12 relative pivot bush unit of the first buffer body 11 and the second buffer body here, when spring 13 compresses, the depth of both sockets
Degree increase, when spring reset, the depth that both are socketed reduces, so as to realize buffering, and the first buffer body 11 and cushion branch
Frame 2, which is hinged, can make the turnover of support frame 4 extremely parallel with handle rack 1, further reduce folded size.Wherein, latch-up structure 9 is set
Put between handle rack 1 and wheel stand 3, latch-up structure 9 includes at least one piece of He of lockplate 14 being arranged on wheel stand 3
Pin 15 is drawn at least one locking being arranged on handle rack 1, and lockplate 14 draws pin 15 to correspond and set with locking, and pin is drawn in locking
15 include pin 16 and the cam shank of the key 18 being articulated with pin 16, and lockplate 14 is provided with the fore shaft for the pin 16 disengaging
17, lockplate 14, which is locked, after pin 16 enters fore shaft 17 and cam shank of the key 18 rotates draws pin 15 to be fixed on handle rack 1, rolls over
When folded, rotation cam shank of the key 18, now lockplate 14 and locking draws the active force between pin 15 to reduce, and now fore shaft 17 can be
Wheel stand 3 departs from pin 16 after rotating, and realizes turning folding for wheel stand 3.
Further, latch-up structure 9 also includes safety pin 19, and at least one piece of first location-plate is installed with handle rack 1
20, pin-and-hole 21 is provided with the first location-plate 20, at least one piece of second location-plate 22 is installed with wheel stand 3, it is fixed second
Position plate 22 is provided with the locating notch 23 for the safety pin 19 disengaging, and safety pin 19 is arranged in pin-and-hole 21, in safety pin 19
Both ends be respectively equipped with hook knob 24, when safety pin 19 enters hook knob 24 after locating notch 23 and hook knob 24 rotate
First location-plate 20 and the second location-plate 22 are locked, hook knob 24 on safety pin 19 by rotating to carry out axial displacement
So as to clamp the first location-plate 20 and the second location-plate 22, the locking positioned after wheel stand 3 and the expansion of handle rack 1 is realized, is entered
One step improves the stability of structure under transport condition.
In addition, wheel stand 3 includes front-wheel support 25 and rear wheel support 26, the one end of front-wheel support 25 and the handle rack 1
It is hinged, the other end of front-wheel support 25 is hinged with the front end of rear wheel support 26, is provided between front-wheel support 25 and rear wheel support 26
Unidirectional bending position limiting structure 27, front-wheel support 25 and rear wheel support 26, which are hinged further to reduce, folds rear car wheel support 3
Length.Unidirectional bending position limiting structure 27 include being respectively arranged on front-wheel support 25 and rear wheel support 26 and when front-wheel support 25 and after
The pin joint of the abutment face 33 that wheel support 26 can mutually coincide when being located at same straight line, front-wheel support 25 and rear wheel support 26 is located at
Front-wheel support 25 and the downside of the junction of rear wheel support 26, abutment face 33 can be to front-wheel supports 25 and rear wheel support 26 at both
What is rotated after expansion is spacing.
Wherein, the lower end of support frame 4 has a furcation 28, and furcation 28 includes the first foot 29 and the second foot 30, and first
Foot 29 is hinged with front-wheel support 25, and the lower end of the second foot 30 has downward opening lock groove 31, is set on rear wheel support 26
There is lock pin 32, and lock pin 32 enters the lock groove 31 when front-wheel support 25 and rear wheel support 26 are located at same straight line
It is interior, during folding, latch-up structure 9 is unclamped, now wheel stand 3 can rotate along handle rack 1, and now lock groove 31 departs from locking
Pin 32.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology belonging to the present invention is led
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Although more used herein handle rack 1, cushion bracket 2, wheel stand 3, support frame 4, the first pin joint 5,
Second pin joint 6, the 3rd pin joint 7, the 4th pin joint 8, latch-up structure 9, buffer gear 10, the first buffer body 11, second are slow
Body 12, spring 13, lockplate 14, locking drawing pin 15, pin 16, fore shaft 17, cam shank of the key 18, safety pin 19, first is rushed to position
Plate 20, pin-and-hole 21, the second location-plate 22, locating notch 23, hook knob 24, front-wheel support 25, rear wheel support 26, unidirectional bending
The terms such as position limiting structure 27, furcation 28, the first foot 29, the second foot 30, lock groove 31, lock pin 32, abutment face 33, but
It is not precluded from the possibility using other terms.It is used for the purpose of more easily describing and explaining the present invention's using these terms
Essence；Any additional limitation is construed as all to disagree with spirit of the present invention.
Claims (10)
1. a kind of foldable frame of electric bicycle, it is characterised in that including handle rack (1), cushion bracket (2), wheel branch
Frame (3) and support frame (4), one end of described cushion bracket (2) are be hinged with being hinged in the middle part of handle rack (1) and forming first
Point (5), the lower end of described handle rack (1) is hinged with one end of wheel stand (3) and forms the second pin joint (6), described
Support frame (4) one end and cushion bracket (2) in the middle part of be hinged and form the 3rd pin joint (7), described support frame (4)
The other end and wheel stand (3) in the middle part of be hinged and form the 4th pin joint (8), described the first pin joint (5), second
Pin joint (6), the 3rd pin joint (7) and the 4th pin joint (8) are respectively four summits of quadrangle, described handle rack (1),
In cushion bracket (2), wheel stand (3) and support frame (4) at least two between be provided with latch-up structure (9).
2. the foldable frame of electric bicycle according to claim 1, it is characterised in that described support frame (4) with
Between cushion bracket (2) or described support frame (4) is provided with the buffer gear (10) along support frame (4) axial buffer.
3. the foldable frame of electric bicycle according to claim 2, it is characterised in that described buffer gear (10)
Including the first buffer body (11) and the second buffer body (12) being axially flexibly connected, described the first buffer body (11) and cushion branch
Frame (2) is connected, and described the second buffer body (12) is connected with support frame (4), described the first buffer body (11) and the second buffering
Spring (13) is provided between body (12), described spring (13) one end acts on the first buffer body (11), and the other end acts on
Two buffer bodies (12).
4. the foldable frame of electric bicycle according to claim 3, it is characterised in that the first described buffer body
(11) mutually it is socketed with the second buffer body (12), described the first buffer body (11) is hinged with cushion bracket (2), and described the
Two buffer bodies (12) are hinged with support frame (4), and the pin joint of described the second buffer body (12) and support frame (4) is described
3rd pin joint (7).
5. the foldable frame of the electric bicycle according to claim 1 or 2 or 3 or 4, it is characterised in that described lock
Determine structure (9) to be arranged between handle rack (1) and wheel stand (3).
6. the foldable frame of electric bicycle according to claim 5, it is characterised in that described latch-up structure (9)
Including at least one piece of lockplate (14) and at least one locking being arranged on handle rack (1) being arranged on wheel stand (3)
Pin (15) is drawn, described lockplate (14) draws pin (15) to correspond and set with locking, and described locking draws pin (15) to include pin
Post (16) and the cam shank of the key (18) being articulated with pin (16), described lockplate (14) is provided with to be entered for the pin (16)
The fore shaft (17) gone out, described lockplate (14) is locked after pin (16) enters fore shaft (17) and cam shank of the key (18) rotates
Pin (15) is drawn to be fixed on handle rack (1).
7. the foldable frame of electric bicycle according to claim 6, it is characterised in that described latch-up structure (9)
Also include safety pin (19), at least one piece of first location-plate (20) is installed with described handle rack (1), in the first location-plate
(20) pin-and-hole (21) is provided with, at least one piece of second location-plate (22) is installed with described wheel stand (3), in the second positioning
Plate (22) is provided with the locating notch (23) for the safety pin (19) disengaging, and described safety pin (19) is arranged in pin-and-hole (21)
In, hook knob (24) is respectively equipped with the both ends of safety pin (19), when safety pin (19) enters locating notch (23) and locks
Knob (24) hook knob (24) described after rotating locks the first location-plate (20) and the second location-plate (22).
8. the foldable frame of the electric bicycle according to claim 1 or 2 or 3 or 4, it is characterised in that described car
Wheel support (3) includes front-wheel support (25) and rear wheel support (26), described front-wheel support (25) one end and the handle rack (1)
Be hinged, described front-wheel support (25) other end is hinged with rear wheel support (26) front end, described front-wheel support (25) with
Unidirectional bending position limiting structure (27) is provided between rear wheel support (26).
9. the foldable frame of electric bicycle according to claim 8, it is characterised in that described unidirectionally bending is spacing
Structure (27) includes being respectively arranged on front-wheel support (25) and rear wheel support (26) and works as front-wheel support (25) and rear wheel support (26)
The pin joint of the abutment face (33) that can be mutually coincide during positioned at same straight line, described front-wheel support (25) and rear wheel support (26)
Positioned at the downside of front-wheel support (25) and rear wheel support (26) junction.
10. the foldable frame of electric bicycle according to claim 8, it is characterised in that under described support frame (4)
End has furcation (28), and described furcation (28) includes the first foot (29) and the second foot (30), the first described pin
Portion (29) is hinged with front-wheel support (25), and described the second foot (30) lower end has downward opening lock groove (31), institute
The rear wheel support (26) stated is provided with lock pin (32), and when front-wheel support (25) and rear wheel support (26) are located at same straight line
Described lock pin (32) enters in the lock groove (31).
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621490961 | 2016-12-31 | ||
| CN201621490937 | 2016-12-31 | ||
| CN2016214909616 | 2016-12-31 | ||
| CN2016214909372 | 2016-12-31 | ||
| CN2017204320192 | 2017-04-24 | ||
| CN201720432019 | 2017-04-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107472441A true CN107472441A (en) | 2017-12-15 |
| CN107472441B CN107472441B (en) | 2023-03-28 |
Family
ID=60492913
Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710719684.4A Active CN107444546B (en) | 2016-12-31 | 2017-08-21 | Vertical folding electric bicycle |
| CN201710719195.9A Active CN107444545B (en) | 2016-12-31 | 2017-08-21 | Electric bicycle |
| CN201721049257.1U Expired - Fee Related CN207374581U (en) | 2016-12-31 | 2017-08-21 | Electric bicycle |
| CN201721048858.0U Expired - Fee Related CN207374580U (en) | 2016-12-31 | 2017-08-21 | The foldable frame of electric bicycle |
| CN201710719762.0A Active CN107472441B (en) | 2016-12-31 | 2017-08-21 | Folding frame of electric bicycle |
| CN201721048500.8U Expired - Fee Related CN207360490U (en) | 2016-12-31 | 2017-08-21 | Vertical folding electric bicycle |
Family Applications Before (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710719684.4A Active CN107444546B (en) | 2016-12-31 | 2017-08-21 | Vertical folding electric bicycle |
| CN201710719195.9A Active CN107444545B (en) | 2016-12-31 | 2017-08-21 | Electric bicycle |
| CN201721049257.1U Expired - Fee Related CN207374581U (en) | 2016-12-31 | 2017-08-21 | Electric bicycle |
| CN201721048858.0U Expired - Fee Related CN207374580U (en) | 2016-12-31 | 2017-08-21 | The foldable frame of electric bicycle |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721048500.8U Expired - Fee Related CN207360490U (en) | 2016-12-31 | 2017-08-21 | Vertical folding electric bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (6) | CN107444546B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107444546B (en) * | 2016-12-31 | 2023-02-10 | 张华� | Vertical folding electric bicycle |
| TWI673196B (en) * | 2018-11-27 | 2019-10-01 | 三陽工業股份有限公司 | Locomotive structure |
| TWI697430B (en) * | 2018-12-22 | 2020-07-01 | 三陽工業股份有限公司 | Locomotive control structure |
| CN116101413B (en) * | 2022-12-22 | 2024-06-21 | 浙江英洛华康复器材有限公司 | Folding Scooter |
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- 2017-08-21 CN CN201710719195.9A patent/CN107444545B/en active Active
- 2017-08-21 CN CN201721049257.1U patent/CN207374581U/en not_active Expired - Fee Related
- 2017-08-21 CN CN201721048858.0U patent/CN207374580U/en not_active Expired - Fee Related
- 2017-08-21 CN CN201710719762.0A patent/CN107472441B/en active Active
- 2017-08-21 CN CN201721048500.8U patent/CN207360490U/en not_active Expired - Fee Related
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107444545A (en) | 2017-12-08 |
| CN107444545B (en) | 2022-11-04 |
| CN107444546B (en) | 2023-02-10 |
| CN207374580U (en) | 2018-05-18 |
| CN107472441B (en) | 2023-03-28 |
| CN207360490U (en) | 2018-05-15 |
| CN207374581U (en) | 2018-05-18 |
| CN107444546A (en) | 2017-12-08 |
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