CN106005184A - Mid-motor mounting structure for electric two-wheeled vehicle and two-wheeled vehicle comprising mid-motor mounting structure - Google Patents
Mid-motor mounting structure for electric two-wheeled vehicle and two-wheeled vehicle comprising mid-motor mounting structure Download PDFInfo
- Publication number
- CN106005184A CN106005184A CN201610464932.0A CN201610464932A CN106005184A CN 106005184 A CN106005184 A CN 106005184A CN 201610464932 A CN201610464932 A CN 201610464932A CN 106005184 A CN106005184 A CN 106005184A
- Authority
- CN
- China
- Prior art keywords
- chain stay
- mounting structure
- electric
- contiguous block
- connecting hole
- 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.)
- Withdrawn
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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
- 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
-
- 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
-
- 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)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The invention discloses a mid-motor mounting structure for an electric two-wheeled vehicle and the electric two-wheeled vehicle comprising the mid-motor mounting structure. The electric two-wheeled vehicle comprises a front bracket, a front wheel, a handle, a frame, the mounting structure, a drive motor, a rear wheel and a battery; the mounting structure comprises a left rear fork, a right rear fork, a lower connecting body and an upper connecting body, wherein two ends of the lower connecting body are connected with the lower end of the left rear fork and the lower end of the right rear fork respectively; two ends of the upper connecting body are connected with the upper end of the left rear fork and the upper end of the right rear fork respectively. With the adoption of the invention, front space formed by the left rear fork and the right rear fork is used for mounting the drive motor, space of the frame is not occupied, and more space is provided for mounting parts such as the battery and the like during arranging of the whole vehicle; meanwhile, the center of the gravity of the drive motor is close to a rear fork shaft and far away from a rear axle, so that influence on equivalent unsprung mass of a suspension system is smaller.
Description
Technical field
The present invention relates to the technical field of a kind of electric two-wheel vehicle, particularly relate in a kind of electric two-wheel vehicle
Put electric motor mounting structure.
Background technology
The electric motor mounting structure of existing electric two-wheel vehicle mainly has following several:
(1) wheel hub motor, motor is arranged on live axle, installs with one heart.Wheel hub motor is because of integrated
In wheel rim, it is simple to car body is arranged, cost is relatively low simultaneously, transmission is direct, is most widely used one
Mode.
(2) pendant motor, motor, in the side of driving wheel, is installed on drive wheel suspension rocking arm, permissible
Wheel is driven by reducing gear.
(3) built-in motor, motor is arranged on main car frame, the engine location of similar gasoline motorcycle.
But existing three kinds of electrical installations have following defects that
(1) wheel hub motor is arranged on wheel shaft, can be because own wt causes suspension unsprung mass mistake
Greatly, damping effect is affected.Motor directly receives earth shock, and operating mode is severe, has disadvantageous shadow to the life-span
Ring.And there is no deceleration system, it is unfavorable for that realizing high pulling torque drives.Meanwhile, wheel rim inner volume is limited,
It is difficult to arrange powerful motor.Because the driving torque of motor acts at hind axle completely, chain stay
At wheel shaft, stress is excessive, easily causes damage and hidden danger.
(2) pendant motor can realize high pulling torque by slowing down, but still has unsprung mass excessive, motor
The problems such as place's vibrations are big, and operating mode is severe, can cause body gravity secundly simultaneously, affect driving experience.
(3) built-in motor, the shortcoming that above two electrical installation can be avoided, but motor occupies
Space at main car frame, is unfavorable for the mounting arrangements of electric vehicle battery.
Summary of the invention
For existing deficiency, a kind of electric two-wheel vehicle built-in motor mounting structure of existing offer.
To achieve these goals, the technical scheme that the present invention takes is:
A kind of electric two-wheel vehicle built-in motor mounting structure, wherein, including: left chain stay and right chain stay；Under
Connector, the two ends of described lower connector respectively with the lower end of described left chain stay and the lower end of described right chain stay
Connect；Upper connector, the two ends of described upper connector are flat with the lower end of described left chain stay and a described left side respectively
The lower end of fork connects；Described left chain stay, described right chain stay, described lower connector and described upper connector it
Between formed for accommodate drive motor space.
Above-mentioned electric two-wheel vehicle built-in motor mounting structure, wherein, the lower end of described left chain stay and described
The lower end of right chain stay projection lower end contiguous block all downwards, described in two, lower end contiguous block all offers a connecting hole,
The two ends of described lower connector are inserted in connecting hole described in two respectively.
Above-mentioned electric two-wheel vehicle built-in motor mounting structure, wherein, the upper end of described left chain stay and described
The upper end of right chain stay the most upwards projection upper end contiguous block, described in two, upper end contiguous block all offers a connecting hole,
The two ends of described upper connector are inserted in connecting hole described in two respectively.
Above-mentioned electric two-wheel vehicle built-in motor mounting structure, wherein, described lower connector is approximately rectangle
Strip, the end face of described lower connector offers some through holes, described lower connector be used for placing described in drive
Galvanic electricity machine.
Above-mentioned electric two-wheel vehicle built-in motor mounting structure, wherein, one end of described lower connector is outside
Projection two contiguous block, contiguous block described in two all offers a connecting hole.
Above-mentioned electric two-wheel vehicle built-in motor mounting structure, wherein, described upper connector is approximately cylinder
Shape.
Above-mentioned electric two-wheel vehicle built-in motor mounting structure, wherein, the left end of described left chain stay and described
The left end of right chain stay forms left end contiguous block the most to the left, and left end contiguous block described in two is equipped with and external vehicle frame
The connecting hole connected.
Above-mentioned electric two-wheel vehicle built-in motor mounting structure, wherein, the right-hand member of described left chain stay and described
The right-hand member of right chain stay forms the most to the right right-hand member contiguous block, and described in two, right-hand member contiguous block is equipped with and is connected with trailing wheel
Connecting hole.
Above-mentioned electric two-wheel vehicle built-in motor mounting structure, wherein, described left chain stay or described right chain stay
Upper end open the arc groove of the partial portion accommodating described driving motor.
A kind of electric two-wheel vehicle, wherein, including: side arm；Under front-wheel, described front-wheel and described side arm
End connects；Handle, described handle is connected with the upper end of described side arm；Described vehicle frame, the one of described vehicle frame
End is connected with described side arm；Described mounting structure, left end contiguous block described in the other end of described vehicle frame and two
Described connecting hole connect；Drive the described connecting hole of motor, described driving motor and described lower connector
Connect；Trailing wheel, the described connecting hole of right-hand member contiguous block described in described trailing wheel and two connects；Battery, described
Battery is installed in described vehicle frame.
Due to the fact that and have employed above-mentioned technology, the good effect being allowed to compared with prior art have is:
(1) the leading portion space that left chain stay and right chain stay are formed is used for installing driving motor, is not take up vehicle frame
Space, arrangement has more space for installing the parts such as battery.
(2) center of gravity of driving motor is near bottom fork axis, away from hind axle, under the equivalent spring of suspension
Quality impact is less.Simultaneously as drive motor near the center of rotation of bottom fork axis, efficiently reduce ground
The impact on motor of the face jerk.
(3) motor output shaft and the constant distance of hind axle, beneficially Design of Transmission System and work are driven.
(4) installing space driving motor is big, can design more powerful driving motor with this.
(5) driving electrical installation and assembling simple, motor is integrated with vehicle body suspension system, and car load is more
Integrate and modularity.
(6) driving torque does not acts at wheel shaft, low to the requirement of strength of bottom fork axis, reduces design difficulty.
(7) owing to driving motor to be not take up vehicle frame space, it is to avoid cause and move in battery installation site, and then
Reduce car load center of gravity, lifting operation and stability.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the electric two-wheel vehicle built-in motor mounting structure of the present invention；
Fig. 2 is the explosive view of the electric two-wheel vehicle built-in motor mounting structure of the present invention；
Fig. 3 is the blast of the electric two-wheel vehicle built-in motor mounting structure installing the present invention after driving motor
Figure；
Fig. 4 is the schematic diagram of the electric two-wheel vehicle of the present invention.
In accompanying drawing: 1, left chain stay；11, lower end contiguous block；111, connecting hole；12, upper end connects
Block；121, connecting hole；13, left end contiguous block；131, connecting hole；14, right-hand member contiguous block；
141, connecting hole；2, right chain stay；21, lower end contiguous block；22, upper end contiguous block；221、
Connecting hole；23, left end contiguous block；231, connecting hole；24, right-hand member contiguous block；25, arc
Groove；3, lower connector；31, through hole；32, contiguous block；321, connecting hole；4, upper company
Junctor；5, motor is driven；6, vehicle frame；7, trailing wheel；8, side arm；9, front-wheel；10、
Handle；20, battery.
Detailed description of the invention
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, but not as the present invention's
Limit.
Fig. 1 is the schematic diagram of electric two-wheel vehicle built-in motor mounting structure, and Fig. 2 is to put in electric two-wheel vehicle
The explosive view of electric motor mounting structure, refers to shown in Fig. 1 and Fig. 2.Show a kind of preferred embodiment
Electric two-wheel vehicle built-in motor mounting structure, includes left chain stay 1 and right chain stay 2, left chain stay 1 and the right side
The shape of chain stay 2 is identical.
Further, as in preferred embodiment, electric two-wheel vehicle built-in motor mounting structure includes
Lower connector 3, the two ends of lower connector 3 connect with the lower end of left chain stay 1 and the lower end of right chain stay 2 respectively
Connect.
Meanwhile, as in preferred embodiment, electric two-wheel vehicle built-in motor mounting structure includes company
Junctor 4, the two ends of upper connector 4 are connected with the lower end of left chain stay 1 and the lower end of left chain stay 1 respectively,
Fix left chain stay 1 and right chain stay 2 with this by lower connector 3 and upper connector 4, increase bulk strength
And rigidity.
And, the space formed between left chain stay 1, right chain stay 2, lower connector 3 and upper connector 4 can
Motor 5 is driven for accommodating.
More specifically, the space that left chain stay 1, right chain stay 2, lower connector 3 and upper connector 4 are formed
Leading portion accommodates driving motor 5.
The foregoing is only preferred embodiment of the present invention, not thereby limit embodiments of the present invention and
Protection domain.
Continuing with seeing shown in Fig. 1 and Fig. 2.In a kind of preferred embodiment, the lower end of left chain stay 1
Lower end projection all downwards with right chain stay 2 is formed with lower end contiguous block 11 and 21, and lower end contiguous block 11 is opened
Being provided with a connecting hole 111, lower end contiguous block 21 also offers a connecting hole at correspondence position and (does not shows in figure
Go out), connecting hole 111 and the lower end contiguous block of lower end contiguous block 11 is inserted at the two ends of lower connector 3 respectively
In the connecting hole of 21.
Concrete, lower end contiguous block 11 and lower end contiguous block 21 lay respectively at leading portion and the right side of left chain stay 1
The leading portion of chain stay 2.
In a kind of preferred embodiment, the upper end of left chain stay 1 and the upper end the most upwards projection of right chain stay 2
Being formed with upper end contiguous block 12 and 22, upper end contiguous block 12 offers a connecting hole 121, and upper end connects
Block 22 offers a connecting hole 221, and the two ends of upper connector 4 insert connecting hole 121 and connecting hole respectively
In 221.
Fig. 3 is the explosive view installing the electric two-wheel vehicle built-in motor mounting structure after driving motor, please join
As shown in Fig. 1 to Fig. 3.In a kind of preferred embodiment, lower connector 3 is approximately the strip of rectangle,
The end face of lower connector 3 offers some through holes 31.
Additionally, be used for putting centrally-mounted driving 5 on lower connector 3.
In a kind of preferred embodiment, one end outside projection two contiguous block 32 of lower connector 3, two even
Connect block 32 and all offer a connecting hole 321.
In a kind of preferred embodiment, upper connector 4 is approximately cylindrical.
In a kind of preferred embodiment, the left end of left chain stay 1 and the left end of right chain stay 2 are formed the most to the left
Left end contiguous block 13 and 23, left end contiguous block 13 is provided with connecting hole 131, left end contiguous block 23 company of being provided with
Connect hole 231, be connected with external vehicle frame 6 with connecting hole 231 by connecting hole 131.
In a kind of preferred embodiment, the right-hand member of left chain stay 1 and the right-hand member of right chain stay 2 are formed the most to the right
Right-hand member contiguous block 14 and 24, right-hand member contiguous block 14 is provided with connecting hole 141, and right-hand member contiguous block 24 is in correspondence
Position also is provided with connecting hole, by connecting hole 141 and the company of right-hand member contiguous block 24 of right-hand member contiguous block 14
Connect hole to be connected with trailing wheel 7.
Further, in a kind of preferred embodiment, appearance is opened in the upper end of left chain stay 1 or right chain stay 2
Receive and drive the arc groove 25 of partial portion of motor 5.
As in preferred embodiment, at the upper end arc groove 25 of right chain stay 2.
It follows that the electric two-wheel vehicle of a kind of preferred embodiment under Shuo Ming.
Fig. 4 is the schematic diagram of electric two-wheel vehicle, continuing with seeing shown in Fig. 1 to Fig. 4.
Electric two-wheel vehicle includes side arm 8 and front-wheel 9, and front-wheel 9 is by the lower end of front axle with side arm 8
Connect.
Further, as in preferred embodiment, electric two-wheel vehicle includes handle 10, handle 10
It is connected with the upper end of side arm 8.
On the other hand, as in preferred embodiment, electric two-wheel vehicle includes vehicle frame 6, vehicle frame 6
One end is connected with side arm 8.
Meanwhile, as in preferred embodiment, electric two-wheel vehicle includes built-in motor mounting structure, car
The other end of frame 6 is by bottom fork axis and the two of two left end contiguous blocks 13 and 23 of built-in motor mounting structure
Connecting hole 131 is connected with 231.
Again, as in preferred embodiment, electric two-wheel vehicle includes driving motor 5, drives motor 5
It is installed on lower connector 3, and drives the motor 5 lower connector 3 with built-in motor mounting structure
Connecting hole 321 is connected.
It addition, as in preferred embodiment, electric two-wheel vehicle includes trailing wheel 7, after trailing wheel 7 passes through
Wheel shaft is connected with the connecting hole 141 and 241 of two right-hand member contiguous blocks 14 and 24 of built-in motor mounting structure
Connect.
Further, as in preferred embodiment, electric two-wheel vehicle includes battery 20, battery 20
It is installed in vehicle frame 6.
The foregoing is only preferred embodiment of the present invention, not thereby limit embodiments of the present invention and
Protection domain, to those skilled in the art, it should can appreciate that all utilization description of the invention
And the equivalent done by diagramatic content and the scheme obtained by obvious change, all should comprise
Within the scope of the present invention.
Claims (10)
1. an electric two-wheel vehicle built-in motor mounting structure, it is characterised in that including:
Left chain stay and right chain stay；
Lower connector, the two ends of described lower connector respectively with the lower end of described left chain stay and described right chain stay
Lower end connect；
Upper connector, the two ends of described upper connector respectively with the lower end of described left chain stay and described left chain stay
Lower end connect；
Formed between described left chain stay, described right chain stay, described lower connector and described upper connector and be used for
Accommodate the space driving motor.
Electric two-wheel vehicle built-in motor mounting structure the most according to claim 1, it is characterised in that
The lower end of described left chain stay and the lower end of described right chain stay projection lower end contiguous block all downwards, described in two
Lower end contiguous block all offers a connecting hole, and the two ends of described lower connector are inserted in connecting hole described in two respectively.
Electric two-wheel vehicle built-in motor mounting structure the most according to claim 1, it is characterised in that
The upper end of described left chain stay and the upper end the most upwards projection upper end contiguous block of described right chain stay, described in two
Upper end contiguous block all offers a connecting hole, and the two ends of described upper connector are inserted in connecting hole described in two respectively.
Electric two-wheel vehicle built-in motor mounting structure the most according to claim 1, it is characterised in that
Described lower connector is approximately the strip of rectangle, and the end face of described lower connector offers some through holes,
Described lower connector is used for placing described driving motor.
Electric two-wheel vehicle built-in motor mounting structure the most according to claim 4, it is characterised in that
One end outside projection two contiguous block of described lower connector, contiguous block described in two all offers a connecting hole.
Electric two-wheel vehicle built-in motor mounting structure the most according to claim 1, it is characterised in that
Described upper connector is approximately cylindrical.
Electric two-wheel vehicle built-in motor mounting structure the most according to claim 1, it is characterised in that
The left end of described left chain stay and the left end of described right chain stay form left end contiguous block, described in two the most to the left
Left end contiguous block is equipped with the connecting hole being connected with external vehicle frame.
Electric two-wheel vehicle built-in motor mounting structure the most according to claim 1, it is characterised in that
The right-hand member of described left chain stay and the right-hand member of described right chain stay form the most to the right right-hand member contiguous block, described in two
Right-hand member contiguous block is equipped with the connecting hole being connected with trailing wheel.
Electric two-wheel vehicle built-in motor mounting structure the most according to claim 1, it is characterised in that
The arc of the partial portion accommodating described driving motor is opened in the upper end of described left chain stay or described right chain stay
Groove.
10. an electric two-wheel vehicle, it is characterised in that including:
Side arm；
Front-wheel, described front-wheel is connected with the lower end of described side arm；
Handle, described handle is connected with the upper end of described side arm；
Described vehicle frame, one end of described vehicle frame is connected with described side arm；
Described mounting structure, it is for putting electricity in electric two-wheel vehicle described in any one in claim 1 to 9
Machine mounting structure, the described connecting hole of left end contiguous block described in the other end of described vehicle frame and two connects；
Driving motor, described driving motor is connected with the described connecting hole of described lower connector；
Trailing wheel, the described connecting hole of right-hand member contiguous block described in described trailing wheel and two connects；
Battery, described battery is installed in described vehicle frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610464932.0A CN106005184A (en) | 2016-06-21 | 2016-06-21 | Mid-motor mounting structure for electric two-wheeled vehicle and two-wheeled vehicle comprising mid-motor mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610464932.0A CN106005184A (en) | 2016-06-21 | 2016-06-21 | Mid-motor mounting structure for electric two-wheeled vehicle and two-wheeled vehicle comprising mid-motor mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106005184A true CN106005184A (en) | 2016-10-12 |
Family
ID=57086836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610464932.0A Withdrawn CN106005184A (en) | 2016-06-21 | 2016-06-21 | Mid-motor mounting structure for electric two-wheeled vehicle and two-wheeled vehicle comprising mid-motor mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106005184A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106995033A (en) * | 2017-05-22 | 2017-08-01 | 温岭市九洲电机制造有限公司 | A kind of drive mechanism of electric car |
| CN113443059A (en) * | 2021-07-30 | 2021-09-28 | 重庆安第斯摩托车制造有限公司 | Electric vehicle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1104156A (en) * | 1993-10-19 | 1995-06-28 | 本田技研工业株式会社 | Housing structure and battery storage box structure for electric vehicles |
| CN202574506U (en) * | 2012-04-06 | 2012-12-05 | 王小成 | Double-battery middle-motor electric motor car frame |
| EP2634075A1 (en) * | 2012-02-28 | 2013-09-04 | Fibres s.r.o. | Electric motorcycle driving unit |
| CN103459177A (en) * | 2011-06-29 | 2013-12-18 | 宝马股份公司 | Vehicle comprising a housing of an electric energy store, said housing being designed as a supporting structural component |
| JP2015013632A (en) * | 2013-07-08 | 2015-01-22 | スズキ株式会社 | Electric motorcycle |
| CN105305714A (en) * | 2015-11-11 | 2016-02-03 | 无锡市星伟车辆配件有限公司 | Center motor assembly for electric vehicle or electric motorcycle |
| CN205891107U (en) * | 2016-06-21 | 2017-01-18 | 杭州虬龙科技有限公司 | It reaches electronic two wheeler including this structure to put motor mounting structure in electronic two wheeler |
-
2016
- 2016-06-21 CN CN201610464932.0A patent/CN106005184A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1104156A (en) * | 1993-10-19 | 1995-06-28 | 本田技研工业株式会社 | Housing structure and battery storage box structure for electric vehicles |
| CN103459177A (en) * | 2011-06-29 | 2013-12-18 | 宝马股份公司 | Vehicle comprising a housing of an electric energy store, said housing being designed as a supporting structural component |
| EP2634075A1 (en) * | 2012-02-28 | 2013-09-04 | Fibres s.r.o. | Electric motorcycle driving unit |
| CN202574506U (en) * | 2012-04-06 | 2012-12-05 | 王小成 | Double-battery middle-motor electric motor car frame |
| JP2015013632A (en) * | 2013-07-08 | 2015-01-22 | スズキ株式会社 | Electric motorcycle |
| CN105305714A (en) * | 2015-11-11 | 2016-02-03 | 无锡市星伟车辆配件有限公司 | Center motor assembly for electric vehicle or electric motorcycle |
| CN205891107U (en) * | 2016-06-21 | 2017-01-18 | 杭州虬龙科技有限公司 | It reaches electronic two wheeler including this structure to put motor mounting structure in electronic two wheeler |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106995033A (en) * | 2017-05-22 | 2017-08-01 | 温岭市九洲电机制造有限公司 | A kind of drive mechanism of electric car |
| CN113443059A (en) * | 2021-07-30 | 2021-09-28 | 重庆安第斯摩托车制造有限公司 | Electric vehicle |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20180413 Address after: 400000 No. 29, Cai Cai village, eggzi street, Dadukou District, Chongqing Applicant after: Chongqing Qiulong Technology Co., Ltd. Address before: Green Ting Road Yuhang District Cang Qian street of Hangzhou city Zhejiang province 311100 No. 1 Building 1 room 146 Applicant before: Hangzhou Qiulong Technology Co., Ltd. |
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Effective date of registration: 20191206 Address after: 400000 Chongqing City Dadukou eggplant Creek Street lumber Village No. 29 Applicant after: Chongqing Qiulong Technology Co., Ltd. Applicant after: Chongqing Longxin Engine Co., Ltd. Address before: 400000 Chongqing City Dadukou eggplant Creek Street lumber Village No. 29 Applicant before: Chongqing Qiulong Technology Co., Ltd. |
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Application publication date: 20161012 |
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