CN109466678A - Electric bicycle and its splicing sleeve and vehicle frame - Google Patents
Electric bicycle and its splicing sleeve and vehicle frame Download PDFInfo
- Publication number
- CN109466678A CN109466678A CN201710798843.4A CN201710798843A CN109466678A CN 109466678 A CN109466678 A CN 109466678A CN 201710798843 A CN201710798843 A CN 201710798843A CN 109466678 A CN109466678 A CN 109466678A
- Authority
- CN
- China
- Prior art keywords
- built
- motor
- accommodating cavity
- electric bicycle
- sleeve
- Prior art date
- 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.)
- Pending
Links
- 230000000007 visual effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005242 forging Methods 0.000 description 3
- 230000003796 beauty Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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
- B62K11/00—Motorcycles, engine-assisted cycles or motor scooters with one or two wheels
- B62K11/02—Frames
- B62K11/04—Frames characterised by the engine being between front and rear wheels
- B62K11/06—Frames characterised by the engine being between front and rear wheels the frame being of single-beam type
-
- 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
- B62K19/00—Cycle frames
- B62K19/30—Frame parts shaped to receive other cycle parts or accessories
- B62K19/34—Bottom brackets
-
- 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
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
- B62M6/55—Rider propelled cycles with auxiliary electric motor power-driven at crank shafts parts
-
- 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
- B62M9/00—Transmissions characterised by use of an endless chain, belt, or the like
- B62M9/02—Transmissions characterised by use of an endless chain, belt, or the like of unchangeable ratio
-
- 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
- B62M7/00—Motorcycles characterised by position of motor or engine
- B62M7/02—Motorcycles characterised by position of motor or engine with engine between front and rear wheels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Motorcycle And Bicycle Frame (AREA)
Abstract
The invention discloses a kind of electric bicycle and its splicing sleeves and vehicle frame, wherein the splice sleeve cylinder includes sleeve body (21), and built-in motor (3) and built-in five logical (23) that pass through of axis (41) for bicycle gearbox (4) can be accommodated by being equipped in the sleeve body (21).The splicing sleeve is welded on vehicle pipe or on vehicle pipe.The splicing sleeve of electric bicycle of the invention neatly can adjust suitable setting angle and position according to different Vehicle Frame Designs, the axis of built-in motor and gear-box even controller is integrated in splicing sleeve, mode that can be simpler, efficient and economic solves the complicated linkage editor of bicycle, and the combination of motor, vehicle frame and each section can be made to reach best fairshaped visual effect.
Description
Technical field
The present invention relates to electric bicycle and its accessory more particularly to a kind of electric bicycle for being equipped with built-in motor and
The splicing sleeve of its built-in motor and the structure of cycle frame are improved.
Background technique
Bicycle with auxiliary electric motor is commonly equipped with preceding turbin generator, rear-wheel motor or built-in motor, they unite
Referred to as " electric bicycle " or " eBicycles " or " eBikes ".
For front wheels and rear wheels motor, they are hub motors, and be manufactured into be respectively formed bicycle front-wheel and
A part of rear-wheel.For built-in motor, it is a part of the central axle drive system of electric bicycle, by using electricity
The rotation of source driving motor, to provide driving force for electric bicycle, it is generally mounted at the middle lower portion of electric bicycle
Position.
Currently, it is the Five-way tube using bicycle that built-in motor, which is installed to the most practical method on bicycle, usually
It to install: gear axis being inserted into Five-way tube according to the following steps first, then be set gear axis in using additional body
The state of the axis keeping parallelism of motor, it is ensured that the normal operation of built-in motor and gear-box, reuse connecting bridge and clip will in
It sets motor stabilizing to be present on tubing string or Chain stay, prevents its swing, finally using the nut of Five-way tube gear-box and five
Siphunculus tightens together.
Above-mentioned mounting means is not only time-consuming and laborious, it is also necessary to the spare and accessory parts outside plus, further, since built-in motor has
Certain volume and width, after being installed by Five-way tube, its overall width can be more than the width of Five-way tube, therefore, it is electronic from
Difference in appearance between driving and ordinary bicycle is larger, loses the streamlined aesthetic feeling that bicycle has.
In order to pursue the streamlined appearance of electric bicycle, electric bicycle manufacturer can utilize splicing sleeve or splicing
Piece welds built-in motor and down tube and seat pipe by relatively expensive hot forging method.Furthermore due to built-in motor and certainly
The design of driving vehicle pipe is simultaneously asynchronous, and additional components (such as splicing sleeve/splicing piece) and hot forging welding sequence become as group
Dress up the indispensable part of vehicle process.Similarly, above-mentioned design is also related to many resources, such as additional components, the time and
Labour, so that electric bicycle higher cost, in addition, built-in motor and down tube, seat pipe are connected by way of hot forging welding
It picks up and, still cannot fully meet the requirement of the streamlined beauty of electric bicycle.
Summary of the invention
When the electric bicycle installation fee of existing built-in motor, aiming at the problem that laborious, uneconomical and shortage aesthetic feeling, this
Technical problems to be solved by the inivention are to provide one kind and can be installed on built-in motor in splicing sleeve to make bicycle shape more
Beauty, cost are lower and install simple electric bicycle and its splicing sleeve and vehicle frame.
The present invention solve above-mentioned technical problem the technical solution adopted is that, manufacture and design a kind of splice sleeve of electric bicycle
Cylinder, is fixed on the vehicle pipe of electric bicycle, and the splicing sleeve includes sleeve body, is equipped in can accommodating in the sleeve body
Set motor and the accommodating cavity that passes through of axis for bicycle gearbox.
The accommodating cavity include one for be embedded in built-in motor motor accommodating cavity and one for bicycle gearbox
Axis passes through built-in five logical.
The accommodating cavity further includes controller accommodating cavity.
The motor accommodating cavity is equipped with the inner wall with the built-in motor outer wall outline or male-female engagement.
A kind of electric bicycle fame, comprising: more vehicle pipes, built-in motor and the tooth with built-in motor cooperation transmission
Roller box；The vehicle pipe includes: seat pipe, down tube and Chain stay；It additionally include the splicing sleeve being fixed on the vehicle pipe, the spelling
Female connector cylinder includes sleeve body, and accommodating cavity is equipped with inside the sleeve body；The built-in motor is removably flush-mounted in the splicing
In the accommodating cavity of sleeve inner, the axis of the gear-box is passed through from the accommodating cavity.
One of following two mounting means can be used in splicing sleeve:
One, the splicing sleeve is welded on the vehicle pipe.The splicing sleeve can in the seat pipe, down tube, Chain stay extremely
A few vehicle pipe welds together.
Two, the lower part of the down tube or seat pipe is equipped with a sleeve accommodating cavity, and the splicing sleeve holds flush-mounted in the sleeve
It sets intracavitary.
The accommodating cavity is logical including built in a motor accommodating cavity and one five；The built-in motor is flush-mounted in the motor
In accommodating cavity, the axis of the gear-box from described built-in five it is logical in pass through.
The accommodating cavity can also include a controller accommodating cavity.
The axis of the gear-box passes through described built-in five axis nuts that are logical and being located at the built-in five logical outside and revolves
With the gear-box is locked on vehicle pipe.
A kind of electric bicycle, including above-mentioned electric bicycle fame.
Compared with the existing technology compared with electric bicycle of the present invention and its splicing sleeve and vehicle frame are by installing built-in motor
It is previously fabricated, with built-in five is logical and the splicing sleeve of built-in motor accommodating cavity in, thus by built-in motor, gear-box
Axis even controller is integrated in the splicing sleeve, the splicing sleeve can by different vehicle frames unique design, neatly adjust
Whole suitable setting angle and position are simultaneously welded with the lower rear fork of bicycle, seat pipe or down tube, or can also be the splice sleeve
For wound packages assigned in the tubular frame of bicycle of choosing system in advance, mode that can be simpler, efficient and economic solves the complicated dress of bicycle
With program, and the combination of vehicle frame and each section can be made to reach best fairshaped visual effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of present invention splicing sleeve embodiment one；
Fig. 2 is the structural schematic diagram of present invention splicing sleeve embodiment two；
Fig. 3 is the structural schematic diagram of present invention splicing sleeve embodiment three；
Fig. 4 is the structural schematic diagram of present invention splicing sleeve example IV；
(a) to (f) is the schematic diagram that the splicing sleeve is mounted on vehicle frame different location and angle in Fig. 5；
Fig. 6 is the exploded view of electric bicycle fame of the present invention；
Fig. 7 is the left side view after electric bicycle fame of the present invention assembles；
Fig. 8 is the right side view after electric bicycle fame of the present invention assembles；
Fig. 9 is the structural schematic diagram after electric bicycle of the invention assembles.
Specific embodiment
The invention will be further described for embodiment shown in reference to the accompanying drawing.
As shown in Figure 5 or Figure 6, the splicing sleeve 2 of electric bicycle of the present invention is fixed on the vehicle pipe of electric bicycle, is used
In receiving built-in motor 3, and extended there through for the axis of bicycle gearbox 4 41.The splicing sleeve 2 includes sleeve body
21, built-in motor 3 and the accommodating cavity that passes through of axis 41 for bicycle gearbox 4 can be accommodated by being equipped in the sleeve body 21.
The splicing sleeve 2 can be there are many embodiment, and shape, the quantity of accommodated inside chamber, shape and distribution are simultaneously
On-fixed is constant, can be different from the affixed position of vehicle frame and change with the design of cycle frame and the splicing sleeve 2
Become, can be between accommodating cavity interconnected, is also possible to disconnected.
It is the citing for splicing the several embodiments of sleeve 2 below:
Splice the embodiment one of sleeve 2 as shown in Figure 1, being internally provided with three accommodating cavities, one of them is biggish for motor appearance
Chamber 22 is set for being embedded in built-in motor 3, a lesser accommodating cavity be built-in five logical 23 for the axis 41 for gear-box 4 therefrom
It passes through, there are one the controllers that can be used for being embedded in bicycle for controller accommodating cavity 24.This is also currently preferred implementation
The installation of built-in motor 3, axis 41 and controller can be integrated in one by mode.
Splice the embodiment two of sleeve 2 as shown in Fig. 2, being equipped with small one and large one two independent accommodatings in its sleeve body 21
Chamber is motor accommodating cavity 22 greatly for being embedded in built-in motor 3, the shape and size of inner wall and the matching of built-in motor 3, small
It is built-in five logical 23 for being extended there through for axis 41.
Splice the embodiment three of sleeve 2 as shown in figure 3, its inside also is provided with small one and large one two as embodiment two
Accommodating cavity, the difference is that the two accommodating cavities 22 and 23 be connected to it is logical.
Splice the example IV of sleeve 2 as shown in figure 4, being provided only with an accommodating cavity 25, the accommodating in its sleeve body 21
Chamber 25 smalls while greatly, and built-in motor 3 is removably flush-mounted in biggish one side, and the axis 41 of gear-box 4 is then from accommodating cavity
25 lesser pass through on one side.
In addition, for be embedded in built-in motor 3 motor accommodating cavity 22 be equipped with the built-in motor outer wall outline or
The inner wall of person's male-female engagement can prevent built-in motor 3 from rotating in accommodating cavity, in the present embodiment, the inner wall of motor accommodating cavity 22
Being equipped with can be with the groove or convex key 26 of the 3 outside wall surface male-female engagement of built-in motor.
As shown in Fig. 6, Fig. 7 and Fig. 8, electric bicycle fame of the invention is mainly by more vehicle pipes, built-in motor 3, tooth
Roller box 4 and the splicing sleeve 2 being fixed on vehicle pipe composition.Wherein, the built-in motor 3 and the cooperation transmission of gear-box 4
And become one to guarantee the steady of power output, in the present embodiment, the vehicle pipe include: seat pipe 11, down tube 12, it is rear under
Fork 13, Seat stay 14, upper tube 15 and head tube 16.The quantity of certain vehicle pipe and position can be different according to the design of vehicle frame.
The structure of the splicing sleeve 2 by one of following two mode as set forth above, it is possible to be fixed on vehicle pipe:
One, as shown in figure 5, splicing sleeve 2 is welded on the vehicle pipe.According to the difference of installation site, the splicing sleeve 2 with
The seat pipe 11, down tube 12, at least one vehicle pipe in Chain stay 13 weld together.
In above-mentioned fixed form, the splicing sleeve 2 can with its built-in five logical 23 or 4 axis 41 of interspersed gear-box position
Be set to axle center rotated in the range of 360 degree so that its motor accommodating cavity 22 adjust to not by vehicle frame interfere suitable position after again
It is fixed, adaptedly described splicing lesser one end of sleeve 2 (i.e. built-in five one end for leading to 23 or being passed through for 4 axis 41 of gear-box)
It is welded with the seat pipe 11, down tube 12 or Chain stay 13 of vehicle frame, and 2 biggish one end (i.e. built-in motor accommodating cavity of splicing sleeve
22 one end) adaptedly welded with the down tube of vehicle frame 12 or seat pipe 11, (a) to (f) in Fig. 5 respectively illustrates splicing sleeve 2
Wherein several setting angles example.Then built-in motor 3 is removably inlaid in the motor accommodating cavity 22, makes tooth
After the axis 41 of roller box 4 passes through built-in five logical 23 or accommodating cavity 25 of the splicing sleeve 2, with one be located at this built-in five logical 23
Or an axis nut 42 in 25 outside of accommodating cavity screws at the biggish axis sleeve 43 of 41 mid diameter of the axis, so as to
The gear-box 4 and built-in motor 3 are locked on vehicle pipe.
Two, as shown in fig. 6, being equipped with a sleeve accommodating cavity 6, the splice sleeve in the lower part of the down tube 12 or seat pipe 11
Cylinder 2 is in the sleeve accommodating cavity 6.
In this fixed form, for the shape more neat appearance for making vehicle frame, it is provided with the Che Guanke of sleeve accommodating cavity 6
To be flat tube more broader than other vehicle pipes, with such as four wall surfaces of multiple wall surfaces, the width and splicing sleeve 2 of the flat tube
Width matching so that the splicing sleeve 2 can be in the vehicle pipe without protruding vehicle pipe.The battery pack 5 of electric bicycle can
It is releasably installed on the wider vehicle pipe.
The mounting means of the built-in motor 3 and gear-box 4 is then identical as the first fixed form.
Fig. 9 shows a kind of using electric bicycle made of vehicle frame of the invention, and the axis 41 of gear-box 4 is passed through institute
Built-in five logical 23 or accommodating cavity 25 of splicing sleeve 2 are stated, built-in motor 3, should in the motor accommodating cavity 22 of splicing sleeve 2
Built-in motor 3 is hidden in splicing sleeve 2, and gear-box 4 exposes to splicing 2 side of sleeve and blocked by chain wheel cover, gear
41 both ends of axis of case 4 are separately connected left crank 81 and right crank 82, manpower driving bicycle can be used, sprocket wheel 7 is through axis 41
Cooperate with gear-box 4 and be driven, the component for being blocked in Fig. 9 or not marking can refer to Fig. 6.
Compared with prior art, the present invention is previously fabricated, logical and interior with built-in five by the way that built-in motor is mounted on
It sets in the splicing sleeve of motor accommodating cavity, so that the axis even controller of built-in motor, gear-box is integrated in the splice sleeve
In cylinder, when both having solved traditional built-in motor installation fee, laborious and uneconomic defect, also make the appearance of bicycle closer
Ordinary bicycle, the more fairshaped aesthetic feeling compared with traditional electric bicycle.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (12)
1. a kind of splicing sleeve of electric bicycle, is fixed on the vehicle pipe of electric bicycle, it is characterised in that: the splice sleeve
Cylinder includes sleeve body (21), and built-in motor (3) can be accommodated and for bicycle gearbox (4) by being equipped in the sleeve body (21)
The accommodating cavity that axis (41) passes through.
2. the splicing sleeve of electric bicycle according to claim 1, which is characterized in that the accommodating cavity includes a use
It is passed through in the motor accommodating cavity (22) and an axis (41) for bicycle gearbox (4) for being embedded in built-in motor (3) built-in
Five logical (23).
3. the splicing sleeve of electric bicycle according to claim 2, it is characterised in that: the accommodating cavity further includes control
Device accommodating cavity (24).
4. the splicing sleeve of electric bicycle according to claim 2 or 3, it is characterised in that: the motor accommodating cavity
(22) it is equipped with the inner wall with the built-in motor (3) outer wall outline or male-female engagement.
5. a kind of electric bicycle fame, comprising: more vehicle pipes, built-in motor (3) and with the built-in motor (3) cooperate be driven
Gear-box (4)；The vehicle pipe includes: seat pipe (11), down tube (12) and Chain stay (13)；It is characterized by also including fixations
In the splicing sleeve (2) on the vehicle pipe, which includes sleeve body (21), is set inside the sleeve body (21)
There is accommodating cavity；The built-in motor (3) is removably flush-mounted in the internal accommodating cavity of the splicing sleeve (2), the gear-box
(4) axis (41) is passed through from the accommodating cavity.
6. electric bicycle fame according to claim 5, it is characterised in that: the splicing sleeve (2) is welded in described
On vehicle pipe.
7. electric bicycle fame according to claim 6, it is characterised in that: the splicing sleeve (2) and the seat pipe
(11), down tube (12), at least one vehicle pipe in Chain stay (13) weld together.
8. electric bicycle fame according to claim 5, which is characterized in that under the down tube (12) or seat pipe (11)
Portion is equipped with a sleeve accommodating cavity (6), and the splicing sleeve (2) is in the sleeve accommodating cavity (6).
9. according to the described in any item electric bicycle fames of claim 5 to 8, it is characterised in that: the accommodating cavity includes one
Five logical (23) built in a motor accommodating cavity (22) and one；The built-in motor (3) is interior flush-mounted in the motor accommodating cavity (22),
The axis (41) of the gear-box (4) is passed through from described built-in five logical (23).
10. electric bicycle fame according to claim 9, it is characterised in that: the accommodating cavity further includes a control
Device accommodating cavity (24).
11. electric bicycle fame according to claim 9, it is characterised in that: the axis (41) of the gear-box (4) is worn
Built-in five logical (23) are crossed to screw with an axis nut (42) being located on the outside of built-in five logical (23) by the gear-box (4)
It is locked on vehicle pipe.
12. a kind of electric bicycle, it is characterised in that including the described in any item electric bicycle fames of claim 5 to 11.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710798843.4A CN109466678A (en) | 2017-09-07 | 2017-09-07 | Electric bicycle and its splicing sleeve and vehicle frame |
| PCT/CN2018/100774 WO2019047698A1 (en) | 2017-09-07 | 2018-08-16 | Electric bicycle, and spliced sleeve and bicycle frame thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710798843.4A CN109466678A (en) | 2017-09-07 | 2017-09-07 | Electric bicycle and its splicing sleeve and vehicle frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109466678A true CN109466678A (en) | 2019-03-15 |
Family
ID=65633487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710798843.4A Pending CN109466678A (en) | 2017-09-07 | 2017-09-07 | Electric bicycle and its splicing sleeve and vehicle frame |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109466678A (en) |
| WO (1) | WO2019047698A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019210705A1 (en) * | 2019-07-19 | 2021-01-21 | Continental Bicycle Systems Gmbh & Co. Kg | Connection system of a drive unit with a bicycle frame |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2928653Y (en) * | 2006-07-21 | 2007-08-01 | 韩玉金 | Middle mounted motor frame for electric vehicle |
| CN204297015U (en) * | 2014-11-28 | 2015-04-29 | 苏州工业园区同盛车业有限公司 | Electric bicycle motor |
| CN206218101U (en) * | 2016-11-11 | 2017-06-06 | 天津市金轮信德车业有限公司 | A kind of new type electric bicycle damping frame |
| CN107021170A (en) * | 2017-05-18 | 2017-08-08 | 太仓市悦博电动科技有限公司 | A kind of electric bicycle five leads to and electric bicycle |
| CN207257873U (en) * | 2017-09-07 | 2018-04-20 | 广州市展辉电子有限公司 | Electric bicycle and its splicing sleeve and vehicle frame |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105292370B (en) * | 2014-05-29 | 2018-01-23 | 苏州雄风电机有限公司 | Electric bicycle motor |
| EP3350070B1 (en) * | 2015-09-14 | 2021-12-29 | Jackson, Britt | Mid drive assist system for an electric bicycle |
-
2017
- 2017-09-07 CN CN201710798843.4A patent/CN109466678A/en active Pending
-
2018
- 2018-08-16 WO PCT/CN2018/100774 patent/WO2019047698A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2928653Y (en) * | 2006-07-21 | 2007-08-01 | 韩玉金 | Middle mounted motor frame for electric vehicle |
| CN204297015U (en) * | 2014-11-28 | 2015-04-29 | 苏州工业园区同盛车业有限公司 | Electric bicycle motor |
| CN206218101U (en) * | 2016-11-11 | 2017-06-06 | 天津市金轮信德车业有限公司 | A kind of new type electric bicycle damping frame |
| CN107021170A (en) * | 2017-05-18 | 2017-08-08 | 太仓市悦博电动科技有限公司 | A kind of electric bicycle five leads to and electric bicycle |
| CN207257873U (en) * | 2017-09-07 | 2018-04-20 | 广州市展辉电子有限公司 | Electric bicycle and its splicing sleeve and vehicle frame |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019047698A1 (en) | 2019-03-14 |
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| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190315 |
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