CN108223711A - A kind of three speed compare epicyclic transmission - Google Patents
A kind of three speed compare epicyclic transmission Download PDFInfo
- Publication number
- CN108223711A CN108223711A CN201611185527.1A CN201611185527A CN108223711A CN 108223711 A CN108223711 A CN 108223711A CN 201611185527 A CN201611185527 A CN 201611185527A CN 108223711 A CN108223711 A CN 108223711A
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- Prior art keywords
- shifting
- speed
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- torque
- gear
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H2003/445—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion without permanent connection between the input and the set of orbital gears
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
- F16H2200/0039—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising three forward speeds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/2002—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears
- F16H2200/2005—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears with one sets of orbital gears
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The present invention provides a kind of compact-sized, light-weight, transmission efficiency three speed than epicyclic transmission, including planetary gear set, input link, output link, rack, the first shifting device, second shifting device etc..Sun gear selects to be coupled with input link or rack by the first shifting device transmits torque, and gear ring selects to be coupled with input link or rack by the second shifting device transmits torque, can obtain three gear ratio altogether.
Description
Technical field
The present invention relates to automotive transmission technical field, more particularly to a kind of three speed compare epicyclic transmission.
Background technology
In certain application scenarios, dynamical system is needed to provide wide in range rotating speed and torque output, as driving cycle is complicated
Automobile, for meet start to walk, accelerate, climb, a variety of driving cycle needs driving wheels such as run at high speed have wide in range rotating speed and torque
Range, and automobile engine is typically only capable to provide the torque output of limited range in the rotating speed section of relatively narrower, using with more
The speed changer extension output speed and torque range of a gearratio can meet the changeable driving cycle of Automobile Complex to rotating speed and
The huge power demand of torque difference.
Motor has between wider range of rotating speed and high efficient area, and being particularly suited for power demand than gasoline engine or diesel engine answers
Miscellaneous changeable automobile, many electric vehicles are using only there are one the reduction gear-box of reduction ratio, but this is only capable of meeting at present
The driving requirement of relatively low power performance, also far from satisfaction to power performance and the traveling higher demand of economy.Using with
It is multiple speed ratios speed changer can not only be obviously improved Dynamic Performance of Electric Vehicle, moreover it is possible to improve motor power delivery efficiency so as to
Extend electric vehicle course continuation mileage.
Although being suitble to the automotive transmission of gasoline engine or diesel engine there are many, and these transmission technology mature and reliables,
But it is with volume is big, weight is big, complex structure and other problems, booming electric automobile market needs energy and motor power
Output characteristics is adapted, and compact-sized, light-weight, transmission efficiency, reliable multi-ratio speed transmission.
Invention content
The object of the present invention is to provide a kind of compact-sized, light-weight, transmission efficiency, three reliable speed to compare planet
Gear shift.
To achieve the above object, the technical solution taken of the present invention is：Three speed of one kind is provided than epicyclic transmission,
Including input link, output link, rack and planetary gear set, the first shifting device, the second shifting device, planet
Gear set includes a sun gear, a gear ring, a planet carrier, several planetary gears, and sun gear can be filled by the first shifting
It puts selection and is coupled transmission torque with input link or rack, gear ring can pass through the second shifting device and select and input link or machine
Frame, which is coupled, transmits torque, and planet carrier connect or merge into same component with output link.
In some embodiments, the first shifting device include connect with input link the first shifting driving link,
The first shifting driven member being connect with sun gear, the first shifting fastener being connect with rack, the first shifting driven member
Can be coupled respectively with the first shifting driving link or the first shifting fastener transmit torque, the second shifting device include with it is defeated
The the second shifting driving link for entering component connection, the second shifting driven member being connect with gear ring, the second choosing being connect with rack
Gearshift fastener, the second shifting driven member can be coupled transmission with the second shifting driving link or the second shifting fastener respectively
Torque.
In some embodiments, the first shifting driven member can also neither be coupled with the first shifting driving link and also with
First shifting fastener is coupled, and the second shifting driven member can also neither be coupled with the second shifting driving link nor with second
Shifting fastener is coupled.
In some embodiments, input link can transmit movement and torque by gear driving pair.
In some embodiments, input link can transmit movement and torque by sprocket wheel transmission or belt wheel transmission pair.
In some embodiments, output link can transmit movement and torque by gear driving pair.
In some embodiments, output link can transmit movement and torque by sprocket wheel transmission or belt wheel transmission pair.
In some embodiments, three speed can be used as three speed of the tool there are three gear ratio than epicyclic transmission
Speed changer.
In some embodiments, three speed can be combined into other gears than epicyclic transmission and have
The multi-ratio speed transmission of more gear ratio.
Input link of the present invention generally refers to the component of movement and torque input, but in certain purposes or operating mode, defeated
Enter the output link that component also is used as movement and torque.
Output link of the present invention generally refers to the component of movement and torque output, but in certain purposes or operating mode, defeated
Go out the input link that component also is used as movement and torque.
Rack of the present invention refers to the components such as the stent of case of transmission or mechanism, bearing.
Shifting device of the present invention refers to make what transmission parts were coupled two-by-two according to transmission connection relation demand
Mechanism or device, such as synchronizer, clutch.
Advantageous effect
By the description of preceding solution, it is understood that three speed provided by the invention can be obtained at least than epicyclic transmission
Obtain one of following advantageous effect or whole：
There is compact-sized, light-weight, transmission efficiency, reliable, long lifespan；
There are three types of different fast ratios for tool, extend output speed and torque range so as to meet wider range of application demand；
Because compact-sized, light-weight so that three speed according to the present invention cannot be only used for three fast ratios than epicyclic transmission
Speed changer is also easier to so as to expand for the speed changer with more gear ratio meet more using need with other Mechanism Combinations
It asks.
Description of the drawings
Attached drawing as described herein is only used for illustrative purpose, it should be understood that illustrates and specific example is only intended to show
Meaning purpose, range disclosed by the invention is limited without being intended to.
In the accompanying drawings, identical label consistently represents identical element, component or feature.
Fig. 1 is to compare epicyclic transmission according to three speed of one of the preferred embodiment of the present invention.
Fig. 2 is the fortune according to three fast first fast ratio than epicyclic transmission of one of the preferred embodiment of the present invention
Dynamic and torque transfer route.
Fig. 3 is the fortune according to three fast second fast ratio than epicyclic transmission of one of the preferred embodiment of the present invention
Dynamic and torque transfer route.
Fig. 4 is the fortune according to the three speed ratio faster than the third of epicyclic transmission of one of the preferred embodiment of the present invention
Dynamic and torque transfer route.
Fig. 5 is three fast the first shifting devices than epicyclic transmission according to one of the preferred embodiment of the present invention
Disconnect the connection situation for being coupled each component when mechanism is in neutral gear when not transmitting movement and torque.
Fig. 6 is three fast the second shifting devices than epicyclic transmission according to one of the preferred embodiment of the present invention
Disconnect the connection situation for being coupled each component when mechanism is in neutral gear when not transmitting movement and torque.
Fig. 7 is three fast the first shifting devices than epicyclic transmission according to one of the preferred embodiment of the present invention
The connection situation for being coupled each component when mechanism is in neutral gear when not transmitting movement and torque is simultaneously switched off with the second shifting device.
Fig. 8 is each structure when being in Park than epicyclic transmission according to three speed of one of the preferred embodiment of the present invention
The transfer route that the connection situation of part and movement and torque are locked up.
Fig. 9 is to compare epicyclic transmission according to two three speed of the preferred embodiment of the present invention.
Reference sign
01st, compare epicyclic transmission according to three speed of one of the preferred embodiment of the present invention；
02nd, compare epicyclic transmission according to the two of the preferred embodiment of the present invention three speed；
11st, input link；
12nd, output link；
20th, planetary gear set；
21st, sun gear；
22nd, gear ring；
23rd, planet carrier；
24th, planetary gear；
30th, rack；
40th, the first shifting device；
41st, the first shifting driving link；
42nd, the first shifting driven member；
43rd, the first shifting fastener；
50th, the second shifting device；
51st, the second shifting driving link；
52nd, the second shifting driven member；
53rd, the second shifting fastener
61st, input gear（Or sprocket wheel or belt wheel）.
Specific embodiment
For technical problem solved by the invention, technical solution and advantageous effect is more clearly understood, below in conjunction with attached
Figure and preferred embodiment, the present invention is further described in detail.It should be understood that specific embodiments described below
Only to illustrate, explain the present invention, it is substantially only exemplary rather than for limit disclosure of the invention, using or
Purposes.
As shown in Figure 1, according to the three of one of preferred embodiment of the present invention speed than epicyclic transmission 01, including：It is defeated
Enter component 11, output link 12, rack 30 and planetary gear set 20, the first shifting device 40, the second shifting device
50, planetary gear set 20 includes sun gear 21, one gear ring 22, one planet carrier 23, a several planetary gears 24, sun gear 21
It can select to be coupled with input link 11 or rack 30 by the first shifting device 40 and transmit torque, gear ring 22 can pass through the second choosing
The selection of gearshift 50 is coupled with input link 11 or rack 30 transmits torque, and planet carrier 23 connect or merges with output link 12
For same component.
Wherein, the first shifting device 40 includes the first shifting driving link 41 and the sun being connect with input link 11
First shifting driven member 42 of 21 connection of wheel, the first shifting fastener 43 being connect with rack 30, the first shifting are driven
Part 42 can be coupled with the first shifting driving link 41 or the first shifting fastener 43 respectively transmits torque, the second shifting device
50 comprising connect with input link 11 the second shifting driving link 51, connect with gear ring 22 the second shifting driven member 52,
The second shifting fastener 53 being connect with rack 30, the second shifting driven member 52 can respectively with the second shifting driving link 51
Or second shifting fastener 53 be coupled transmit torque.
In addition, the first shifting driven member 42 can also neither be coupled with the first shifting driving link 41 nor be changed with the first choosing
Block latch fitting 42 is coupled, and the second shifting driven member 52 can also neither be coupled with the second shifting driving link 51 nor be selected with second
Gearshift fastener 53 is coupled.
In addition, input link 11 can transmit movement by input gear 61 and torque, output link 12 can be coupled by axis
Mode transmit movement and torque.
To more fully understand according to the three of one of preferred embodiment of the present invention speed than epicyclic transmission 01, below it is right
Three fast movements of ratio and the transmission situation of torque are described in detail in the embodiment：
Movement of three speed than first fast ratio of epicyclic transmission 01 and torque transmit：
The first shifting driven member 42 is made to be coupled with the first shifting driving link 41, makes the second shifting driven member 52 and the second choosing
Gearshift fastener 53 is coupled.
Movement and torque are inputted by input gear 61, through input link 11, the first shifting driving link 41, the first shifting
Driven member 42 is transferred to sun gear 21, and being connect the second choosing with rack 30 with the gear ring 22 that the second shifting driven member 52 is connect changes
Block latch fitting 53 locks, and movement and torque are exported by planet carrier 23 to output after being slowed down by 21 input planet gear group 20 of sun gear
Component 12.
The transmission path and reaction torque transmission path of movement and torque are shown in Fig. 2.
Movement of three speed than second fast ratio of epicyclic transmission 01 and torque transmit：
The first shifting driven member 42 is made to be coupled with the first shifting fastener 43, makes the second shifting driven member 52 and the second choosing
Gearshift driving link 51 is coupled.
Movement and torque are inputted by input gear 61, through input link 11, the second shifting driving link 51, the second shifting
Driven member 52 is transferred to gear ring 22, and being connect the first choosing with rack 30 with the sun gear 21 that the first shifting driven member 42 is coupled changes
Block latch fitting 43 locks, and movement and torque are exported by planet carrier 23 to output structure after being slowed down by 22 input planet gear group 20 of gear ring
Part 12.
The transmission path and reaction torque transmission path of movement and torque are shown in Fig. 3.
The movement of three speed ratio faster than the third of epicyclic transmission 01 and torque transmit：
The first shifting driven member 42 is made to be coupled with the first shifting driving link 41, makes the second shifting driven member 52 and the second choosing
Gearshift driving link 51 is coupled.
Movement and torque are inputted by input gear 61, through input link 11, the first shifting driving link 41, the first shifting
Driven member 42 is transferred to sun gear 21；It is transmitted through input link 11, the second shifting driving link 51, the second shifting driven member 52
To gear ring 22, movement and torque after sun gear 21,22 input planet gear group 20 of gear ring by planet carrier 23 by being exported to output structure
Part 12.
The transmission path of movement and torque is shown in Fig. 4.
In addition, three speed can cannot also transmit movement and torque than epicyclic transmission 01 in situations below：
When the first shifting driven member 42 be neither coupled with the first shifting driving link 41 and also with the first shifting fastener 43
During connection：Sun gear 21 is in free state, and torque, movement and torque can not be transmitted between input link 11 and output link 12
Transmission path see Fig. 5.
When the second shifting driven member 52 is neither coupled with the second shifting driving link 51 nor is only locked with the second shifting
When part 53 is coupled：Gear ring 22 is in free state, and torque, movement and torsion can not be transmitted between input link 11 and output link 12
The transmission path of square is shown in Fig. 6.
When meeting any one or two kinds of situations in both the above situation and meeting simultaneously, three speed compare planetary gear speed-changing
Mechanism 01 cannot transmit movement and torque, be that three speed are in neutral position state than epicyclic transmission 01（Fig. 5, Fig. 6, figure
7）.
In addition, three speed output link 12 can be also lockable than epicyclic transmission 01 in situations below, it is impossible to be turned
It is dynamic：
When the first shifting driven member 42 is coupled with the first shifting fastener 43, and the second shifting driven member 52 and the second choosing
When fastener 53 of shifting gears is coupled：With the sun gear 21 that the first shifting driven member 42 is coupled the first shifting is connect with rack 30
Fastener 43 locks, and the second shifting fastener 53 is connect with rack 30 with the gear ring 22 that the second shifting driven member 52 is connect
It locks, planet carrier 23 cannot rotate, and because output link 12 connect or merge into same component with planet carrier, therefore have and output structure
The wheel that part 12 is coupled is lockable and cannot rotate, and three speed are in Park, movement and torque than epicyclic transmission 01
Transmission path is shown in Fig. 8.
It can be appreciated that in three speed according to one of the preferred embodiment of the present invention than in epicyclic transmission 01, using
Sprocket wheel or belt wheel replace input gear 61 and can also realize the transmission of the fast ratio of above-mentioned three and obtain neutral gear, Park.
As shown in figure 9, according to the two of the preferred embodiment of the present invention three speed than epicyclic transmission 02, according to this
Three speed of the two of the preferred embodiment of invention are than in epicyclic transmission 02, using clutch as shifting device, with
Realize the shift process more smoothed out and faster shift speed.
With reference to three speed according to one of the preferred embodiment of the present invention than epicyclic transmission 01, it is understood that according to this
Three speed of the two of invention preferred embodiment are than epicyclic transmission 02, and so it will not be repeated.
According to foregoing teachings, it can be appreciated that planetary gear of three speed according to the present invention than epicyclic transmission use
Group is simple in structure, is a kind of compact-sized, light-weight, transmission efficiency, reliable, easily fabricated gear, therefore this
Invention, which completes, provides a kind of compact-sized, compact-sized, light-weight, transmission efficiency, reliable three speed than planet tooth
Take turns the task of gear.
In addition, it will also be appreciated that three speed according to the present invention can be used not only as than epicyclic transmission there are three tools
The three-speed gear of gear ratio, also it is compact-sized because having the characteristics that, therefore with other gears be combined into more
The expansion capability of the multi-ratio speed transmission of gear ratio.
This is appreciated that the description more than present invention is only exemplary, and without departing from the variant of essence of the invention
It is also within the scope of the present invention, this variant is not regarded as a departure from the spirit and scope of the invention.
Claims (9)
1. three speed of one kind is than epicyclic transmission, including input link, output link, rack, which is characterized in that described three
Speed further includes planetary gear set, the first shifting device, the second shifting device, planetary gear set than epicyclic transmission
Comprising a sun gear, a gear ring, a planet carrier, several planetary gears, sun gear can be selected by the first shifting device
It is coupled with input link or rack and transmits torque, gear ring can selects to be coupled with input link or rack by the second shifting device
Torque is transmitted, planet carrier connect or merge into same component with output link.
2. three speed according to claim 1 compares epicyclic transmission, which is characterized in that the first shifting device includes
The first shifting driving link for being connect with input link, is connect the first shifting driven member for being connect with sun gear with rack
First shifting fastener, the first shifting driven member can join with the first shifting driving link or the first shifting fastener respectively
Knot transmits torque, and the second shifting device includes the second shifting driving link being connect with input link, connect with gear ring the
Two shifting driven members, the second shifting fastener being connect with rack, the second shifting driven member can be changed with the second choosing respectively
It keeps off driving link or the second shifting fastener is coupled transmission torque.
3. compare epicyclic transmission according to three speed any in claim 1 to 2, which is characterized in that the first choosing is changed
Gear driven member can also neither be coupled with the first shifting driving link nor be coupled with the first shifting fastener, the second shifting from
Moving part can also neither be coupled with the second shifting driving link nor be coupled with the second shifting fastener.
4. compare epicyclic transmission according to three speed any in claims 1 to 3, which is characterized in that input link
Can movement and torque be transmitted by gear driving pair.
5. compare epicyclic transmission according to three speed any in claims 1 to 3, which is characterized in that input link
Can movement and torque be transmitted by sprocket wheel transmission or belt wheel transmission pair.
6. compare epicyclic transmission according to three speed any in claim 1 to 5, which is characterized in that output link
Can movement and torque be transmitted by gear driving pair.
7. compare epicyclic transmission according to three speed any in claim 1 to 5, which is characterized in that output link
Can movement and torque be transmitted by sprocket wheel transmission or belt wheel transmission pair.
8. compare epicyclic transmission according to three speed any in claim 1 to 7, which is characterized in that three speed
It can be used as three-speed gear of the tool there are three gear ratio than epicyclic transmission.
9. compare epicyclic transmission according to three speed any in claim 1 to 8, which is characterized in that three speed
The multi-ratio speed transmission with more gear ratio can be combined into other gears than epicyclic transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611185527.1A CN108223711A (en) | 2016-12-21 | 2016-12-21 | A kind of three speed compare epicyclic transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611185527.1A CN108223711A (en) | 2016-12-21 | 2016-12-21 | A kind of three speed compare epicyclic transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108223711A true CN108223711A (en) | 2018-06-29 |
Family
ID=62651680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611185527.1A Pending CN108223711A (en) | 2016-12-21 | 2016-12-21 | A kind of three speed compare epicyclic transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108223711A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018117051A1 (en) * | 2018-07-13 | 2020-01-16 | Patrick Harms | Gearbox switchable under load |
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| US20110027105A1 (en) * | 2009-07-30 | 2011-02-03 | Zf Friedrichshafen Ag | Oil pump for an automatic transmission and control method thereto |
| CN202573795U (en) * | 2012-05-31 | 2012-12-05 | 石传龙 | Two-gear drive device for electric car |
| CN202579845U (en) * | 2012-04-06 | 2012-12-05 | 白德全 | Single-planetary-line two-gear speed change device |
| EP2584220A1 (en) * | 2011-10-20 | 2013-04-24 | Eurocopter Deutschland GmbH | Planetary gear for variable transmission |
| DE102014213012A1 (en) * | 2014-07-04 | 2016-01-07 | Zf Friedrichshafen Ag | Multi-speed gearbox for rail vehicles |
| DE102014223213A1 (en) * | 2014-11-13 | 2016-05-19 | Zf Friedrichshafen Ag | Range gear and method of operating a range gear |
-
2016
- 2016-12-21 CN CN201611185527.1A patent/CN108223711A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110027105A1 (en) * | 2009-07-30 | 2011-02-03 | Zf Friedrichshafen Ag | Oil pump for an automatic transmission and control method thereto |
| EP2584220A1 (en) * | 2011-10-20 | 2013-04-24 | Eurocopter Deutschland GmbH | Planetary gear for variable transmission |
| CN202579845U (en) * | 2012-04-06 | 2012-12-05 | 白德全 | Single-planetary-line two-gear speed change device |
| CN202573795U (en) * | 2012-05-31 | 2012-12-05 | 石传龙 | Two-gear drive device for electric car |
| DE102014213012A1 (en) * | 2014-07-04 | 2016-01-07 | Zf Friedrichshafen Ag | Multi-speed gearbox for rail vehicles |
| DE102014223213A1 (en) * | 2014-11-13 | 2016-05-19 | Zf Friedrichshafen Ag | Range gear and method of operating a range gear |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018117051A1 (en) * | 2018-07-13 | 2020-01-16 | Patrick Harms | Gearbox switchable under load |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20190919 Address after: 400000 Qingyan science and technology venture Valley, 4 Xinglong Road, Jiulongpo District, Chongqing Applicant after: Chongqing Hongling Power Technology Co.,Ltd. Address before: No. 196, Rui Tian Lu, Yuzhong District, Chongqing City, Chongqing Applicant before: CHONGQING YINGHEPAI TRANSMISSION TECHNOLOGY CO.,LTD. |
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Application publication date: 20180629 |