CN207875378U - Hybrid gearbox and hybrid power system - Google Patents
Hybrid gearbox and hybrid power system Download PDFInfo
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- CN207875378U CN207875378U CN201820270049.2U CN201820270049U CN207875378U CN 207875378 U CN207875378 U CN 207875378U CN 201820270049 U CN201820270049 U CN 201820270049U CN 207875378 U CN207875378 U CN 207875378U
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Abstract
The utility model is related to vehicle power Transfer Technology field, a kind of hybrid gearbox and hybrid power system are provided.Hybrid gearbox includes the first power input shaft, the second power input shaft, the first planetary gear mechanism, the second planetary gear mechanism, brake and power output shaft, and brake is combined and is detached from the first gear ring of the first planetary gear mechanism；First planetary gear mechanism and the respective sun gear of the second planetary gear mechanism are fixed on the second power input shaft, first power input shaft is transmitted by first clutch and the second power input shaft power and is connected, and the first power input shaft is transmitted by the second gear ring power of second clutch and the second planetary gear mechanism and connected；First planetary gear mechanism and the respective planet carrier of the second planetary gear mechanism are transmitted with power output shaft power to be connected.Two planetary gear mechanisms realize three fixed gears and carry out simplify control scheme to meet requirements, a brakes such as vehicle climbing, high speed acceleration.
Description
Technical field
The utility model is related to vehicle power Transfer Technology field, more particularly to a kind of hybrid power system.
Background technology
Currently, with the promotion of people's quality of the life, the popularity rate of vehicle is higher and higher, meanwhile, as environmental protection is anticipated
The promotion of knowledge, hybrid vehicle have been greatly developed.
For example, in a kind of hybrid power system of hybrid vehicle, including motor M1 and motor M2, an engine
ENG, clutch C1 and clutch C2, a planetary gear mechanism and power output shaft, wherein engine connects sun gear,
Motor M1 connection gear rings, motor M2 connection planet carriers, clutch C1 connection gear rings and power output shaft, clutch C2 connection planets
Frame and power output shaft.Meanwhile brake B1 brakes planet carrier, brake B2 brakes gear ring.In this way, it can be achieved that pure electric vehicle mould
Formula, pure engine mode, hybrid mode etc..
But in such hybrid power system, due to using two brakes, control relative complex；In addition, clutch
C2 connection planet carriers and power output shaft, under pure engine drive mode, output torque is larger, and clutch C2 is necessarily caused to turn round
Square capacity and size are larger；In addition, motor M1 and motor M2 can not be directly connected to engine crankshaft, motor needs to pass through planet row
Start engine, Motor torque and power will be caused larger in this way, or increase and start motor, increases system complexity；Most
Afterwards, the increasing journey pattern of the hybrid power system needs to realize by planet row structure, needs larger Motor torque and power, and control
System is complicated.
Utility model content
In view of this, the utility model is directed to a kind of hybrid gearbox, to pass through two planetary gear mechanisms
To realize three fixed gears to meet the multiple requirements such as vehicle climbing, high speed acceleration, using a brake simplification control
Scheme processed, and do not need planetary gear mechanism and can be realized as increasing journey pattern, to reduce the torque and power of motor demand.
In order to achieve the above objectives, the technical solution of the utility model is realized in：
A kind of hybrid gearbox includes the first power that connection engine and first motor device is transmitted for power
Input shaft, the second power input shaft, the first planetary gear mechanism, the second planet that the second electric machine of connection is transmitted for power
Gear mechanism, brake and power output shaft, wherein the brake can be with the first tooth of first planetary gear mechanism
Loop knot is closed and is detached from；First planetary gear mechanism and the respective sun gear of the second planetary gear mechanism are fixed at
On second power input shaft, first power input shaft can pass through first clutch and second power input shaft
Power transmits connection, and first power input shaft can pass through second clutch and second planetary gear mechanism
Second gear ring power transmits connection；First planetary gear mechanism and the respective planet carrier of the second planetary gear mechanism with
The power output shaft power transmits connection.
Compared with the existing technology, in the hybrid gearbox of the utility model, two planetary gear mechanisms are used
Three fixed gears are realized to meet the multiple requirements such as vehicle climbing, high speed acceleration, while using a brake come simple
Change control program, in addition, engine and first motor device are connected since the first power input shaft is transmitted for power, in this way,
There is no need to increase journey pattern by planetary gear mechanism to realize, to reduce the torque and power of first motor device demand.
Further, one end of first power input shaft is provided for being directly connected to engine and first motor dress
The output shaft set.
Further, second power input shaft is set as being directly connected to the second electric machine.
Further, first planetary gear mechanism and the respective planet carrier of the second planetary gear mechanism can be same
Step rotation.
Further, the hybrid gearbox includes beam barrel, and the both ends of the beam barrel are respectively fixedly connected in institute
State the first planetary gear mechanism and the respective planet carrier of the second planetary gear mechanism, the beam barrel and the power output shaft
Between pass through power transfer unit power transmit connection.
Further, the outer diameter of the beam barrel is less than first planetary gear mechanism and the second planetary gear machine
The outermost profile of the movement locus of the respective planetary gear of structure；
And/or
The power transfer unit includes the power output driving gear being arranged on the beam barrel and setting described dynamic
The power output driven gear engaged on power output shaft and with the power output driving gear.
Further, second power input shaft is the hollow shaft extended axially through from the beam barrel, and described first is dynamic
Power input shaft is passed through from the hollow axis in axis to ground.
In addition, first planetary gear mechanism is single planetary bevel gear planetary gear mechanism, second planetary gear mechanism
For dual planetary gear planetary gear mechanism, wherein the uniline carrier of the single planetary bevel gear planetary gear mechanism and the dual planetary gear
The duplicate rows carrier of planetary gear mechanism is transmitted with the power output shaft power and is connected.
In addition, the utility model provides a kind of hybrid power system, including engine, first motor device, the second motor
Hybrid gearbox described in device and any of the above, wherein the engine and the first motor device and described the
One power input shaft power transmits connection, and second electric machine is transmitted with the second power input shaft power and connected.
In this way, as described above, hybrid power system control easy to operation can be by three fixed gears to meet
The multiple requirements such as vehicle climbing, high speed acceleration, in addition, also reducing the torque and power of first motor device demand.
Further, one end of first power input shaft directly and the output axis connection of the engine, described the
The shaft part of one power input shaft one end directly as the first motor device output shaft, the engine and it is described first electricity
Machine device is arranged in the same side；The shaft part of one end of second power input shaft is defeated directly as second electric machine
Shaft.
Other features and advantages of the utility model will be described in detail in subsequent specific embodiment part.
Description of the drawings
The attached drawing for constituting the part of the utility model is used to provide a further understanding of the present invention, this practicality is new
The exemplary embodiment and its explanation of type are not constituted improper limits to the present invention for explaining the utility model.
In the accompanying drawings：
Fig. 1 is a kind of easy structure schematic diagram of the hybrid power system described in specific embodiment of the present invention.
Reference sign：
1- first motor devices, the second electric machines of 2-, 3- engines, the first planetary gear mechanisms of 4-, the second planets of 5-
Gear mechanism, 6- brakes, 7- power output shafts, the first gear rings of 8-, 9- first clutches, 10- second clutches, 11- first
Power input shaft, the second power input shafts of 12-, the second gear rings of 13-, 14- beam barrels, 15- power output driving gears, 16- power
Export driven gear, 17- uniline carrier, 18- duplicate rows carrier, the first sun gears of 19-, the second sun gears of 20-, the first planets of 21-
Wheel, 22- dual planetary gears.
Specific implementation mode
It should be noted that in the absence of conflict, the spy in embodiment and embodiment in the utility model
Sign can be combined with each other.
The utility model is described in detail below with reference to the accompanying drawings and in conjunction with embodiment.
Structure as shown in Figure 1, the hybrid gearbox of the utility model include transmitting connection engine 3 for power
The second power input of the second electric machine 2 of connection is transmitted with the first power input shaft 11 of first motor device 1, for power
Axis 12, the first planetary gear mechanism 4, the second planetary gear mechanism 5, brake 6 and power output shaft 7, wherein 6 energy of brake
It is enough to be combined and be detached from the first gear ring 8 of the first planetary gear mechanism 4；19 He of the first sun gear of first planetary gear mechanism 4
Second sun gear 20 of the second planetary gear mechanism 5 is fixed on the second power input shaft 12, the first power input shaft 11
It can be transmitted and be connected by first clutch 9 and 12 power of the second power input shaft, and the first power input shaft 11 can lead to
13 power of the second gear ring for crossing second clutch 10 and the second planetary gear mechanism 5 transmits connection；First planetary gear mechanism, 4 He
Second planetary gear mechanism, 5 respective planet carrier is transmitted with 7 power of power output shaft and is connected.
In the technical scheme, as a result of two planetary gear mechanisms, so that it may to realize three fixed gears with full
The multiple requirements such as sufficient vehicle climbing, high speed acceleration, while using a brake 6 come simplify control scheme, in addition, due to
First power input shaft 11 transmits connection engine 3 and first motor device 1 for power, in this way, there is no need to pass through planet
Gear mechanism increases journey pattern to realize, to reduce by the torque and power of 1 demand of first motor device.
Certainly, in the hybrid gearbox of the utility model, it can be provided with and be used on the first power input shaft 11
Power transfer unit such as gear or sprocket wheel for being connect with engine 3 and first motor device 1 etc., alternatively, in a kind of implementation
In mode, as shown in Figure 1, one end of the first power input shaft 11 is provided for being directly connected to engine 3 and first motor
The output shaft of device 1 it is, any power transfer unit is not arranged on one end of the first power input shaft 11, and is filling
With engine 3 and when first motor device 1, shaft coupling can be passed through and connected with the output shaft of engine 3 and first motor device 1
It connects, alternatively, as shown in Figure 1, the output of the shaft part of one end of the first power input shaft 11 directly as first motor device 1
Axis.
Similarly, as shown in Figure 1, it is could be provided as on the second power input shaft 12 for connecting with the second electric machine 2
The power transfer unit connect such as gear or sprocket wheel etc., alternatively, in one embodiment, as shown in Figure 1, the second power
Input shaft 12 is set as being directly connected to the second electric machine 2, it is, setting is not appointed on one end of the second power input shaft 12
What power transfer unit, and when assembling the second electric machine 2, the output shaft of shaft coupling and the second electric machine 2 can be passed through
Connection, alternatively, as shown in Figure 1, the output of the shaft part of one end of the second power input shaft 12 directly as the second electric machine 2
Axis.
In addition, the first planetary gear mechanism 4 and 5 respective planet carrier of the second planetary gear mechanism can be by respective defeated
Outlet connects after exporting power and power coupling with the transmission of 7 power of power output shaft.Alternatively, as shown in Figure 1, in order to simplify knot
Structure, and realize the reliable and stable transmission of power, 5 respective planet carrier of the first planetary gear mechanism 4 and the second planetary gear mechanism
It can rotate synchronously, for example, the first planet carrier of the first planetary gear 21 of the first planetary gear mechanism 4 such as 17 He of uniline carrier
The duplicate rows carrier 18 of second planet carrier of the second planetary gear of the second planetary gear mechanism 5 such as dual planetary gear 22 is directly connected to,
Alternatively, as shown in Figure 1, hybrid gearbox includes beam barrel 14, and the both ends of beam barrel 14 are respectively fixedly connected in the first planet
5 respective planet carrier of gear mechanism 4 and the second planetary gear mechanism, for example, beam barrel 14 both ends respectively with the first planet gear mechanism
The uniline carrier 17 of structure 4 is fixedly connected with the duplicate rows carrier 18 of the second planetary gear mechanism 5, is rotated synchronously with realizing, is utilized two
The unified output of power is realized in the speed governing of a planetary gear mechanism, meanwhile, it is passed by power between beam barrel 14 and power output shaft 7
It passs unit power and transmits connection.
Certainly, power transfer unit can have multiple structural forms, for example, the form of sprocket wheel and chain, alternatively, as schemed
Shown in 1, power transfer unit includes the power output driving gear 15 being arranged on beam barrel 14 and is arranged in power output shaft 7
Power output driven gear 16 that is upper and being engaged with power output driving gear 15, in this way, can be with by the gear of a pair of meshing
Realize that dynamical stability reliably exports.
And/or in order to further decrease structure, avoid the power output part being arranged on beam barrel 14 excessive, it is preferable that
As shown in Figure 1, in radial directions, the outer diameter of beam barrel 14 is less than the first planetary gear mechanism 4 and the second planetary gear mechanism 5
The outermost profile of the movement locus of respective planetary gear, for example, planetary gear around sun gear rotation one circle when, the planetary gear it is outermost
Point will form a circle, this circle is exactly the outermost profile of the movement locus of the planetary gear, in this way, as shown in Figure 1, if
The size for setting the power output driving gear 15 on beam barrel 14 can be smaller, alternatively, can be directly in the outer surface of beam barrel 14
The upper tooth for forming the circumferencial direction engaged with power output driven gear 16 or chain and extending.
In addition, in order to compact-sized, room for promotion utilization rate, it is preferable that as shown in Figure 1, the second power input shaft 12
For the hollow shaft extended axially through from beam barrel 14, the first power input shaft 11 is passed through from hollow axis in axis to ground.In this way, it is possible to
Make full use of the inner space of the second power input shaft 12.
In addition, in order to further promote the reliability of power output, the smooth-going of each gear power output of vehicle is promoted
Property, the first planetary gear mechanism 4 and the second planetary gear mechanism 5 can be single planetary bevel gear planetary gear mechanism, in this way, passing through
The number of teeth for adjusting two planetary gear mechanisms, can also promote the ride comfort of each gear power output, or, it is preferable that such as Fig. 1
Shown in, the first planetary gear mechanism 4 is single planetary bevel gear planetary gear mechanism, and the second planetary gear mechanism 5 is dual planetary gear row
Star gear mechanism, wherein the duplicate rows of the uniline carrier 17 and dual planetary gear planetary gear mechanism of single planetary bevel gear planetary gear mechanism
Carrier 18 is transmitted with 7 power of power output shaft and is connected, in this way, by the further speed governing of dual planetary gear 22, can make each gear
The power output of position more smoothes out.
In addition, the utility model provides a kind of hybrid power system, as shown in Figure 1, which includes hair
Hybrid gearbox described in motivation 3, first motor device 1, the second electric machine 2 and any of the above, wherein engine 3
It transmits and connects with first motor device 1 and 11 power of the first power input shaft, the second electric machine 2 and the second power input shaft 12
Power transmits connection.In this way, as described above, hybrid power system control easy to operation can pass through three fixed gears
To meet the multiple requirements such as vehicle climbing, high speed acceleration, in addition, also reducing the torque and work(of first motor device demand
Rate.
Further, one end of the first power input shaft 11 is directly inputted with the output axis connection of engine 3, the first power
The shaft part of 11 one end of axis directly as first motor device 1 output shaft, in this way, 3 direct-connected first motor of engine can be passed through
Device 1, which is realized, increases journey pattern, without increasing journey pattern by planetary gear mechanism to realize, to reduce first motor device
1 demand torque and power.Meanwhile first motor device 1 can directly initiate engine, response is rapid, to reduce first motor
The torque and power of 1 demand of device, engine 3 and first motor device 1 are arranged in the same side；The one of second power input shaft 12
Output shaft of the shaft part at end directly as the second electric machine 2.In such manner, it is possible to utilize the first power input shaft 11 and the second power
Input shaft 12 improves the utilization rate and structure of component respectively as the output shaft of first motor device 1 and the second electric machine 2
Compact.
It was transmitted below in conjunction with structure shown in FIG. 1 the power of the hybrid power system of the utility model is described in detail
Journey.
Three gears may be implemented in hybrid power system shown in FIG. 1, are divided into pure engine mode, electric-only mode, mix
It closes dynamic mode and increases journey pattern, specific implementation is as described below：
One pure engine mode
One gear：
3 power of engine inputs 9 the-the second power input shaft of combination of the-the first power input shaft 11- first clutches
6 closures of 12- the first sun gear 19- brakes-uniline carrier 17- beam barrel 14- power output driving gear 15- power is defeated
Go out driven gear 16- power output shafts 7- and realize a gear power output, at this point, 4 power output of the first planetary gear mechanism.
Two gears：
3 power of engine inputs 10 the-the second gear ring of the combination 13- brakings of the-the first power input shaft 11- second clutches
6 closures of device-uniline carrier 17 and duplicate rows carrier 18- beam barrel 14- power output driving gear 15- power output driven gears
16- power output shafts 7- realizes two gear power outputs, at this point, the first planetary gear mechanism 4 and the second planetary gear mechanism 5 one
Starting power exports.
Three gears：
3 power of engine inputs the-the first power input shaft 11- first clutches 9 and 10 closures of second clutch-system
Dynamic device 6 is detached from the-the second sun gear 20 and the second gear ring 13- duplicate rows carrier 18- beam barrel 14- power output driving gears 15-
Power output driven gear 16- power output shafts 7- realizes three gear power outputs, at this point, 5 power of the second planetary gear mechanism
Output.
Two electric-only modes
One gear：
Second electric machine, 2 power inputs 6 combination of-the second power input shaft 12- the first sun gear 19- brakes-
Uniline carrier 17- beam barrel 14- power output driving gear 15- power output driven gear 16- power output shafts 7- is realized
One gear power output, at this point, 4 power output of the first planetary gear mechanism.
Three gears：
Second electric machine, 2 power inputs the-the second power input shaft 12- first clutches 9 and second clutch 10 closes
Conjunction-brake 6 is detached from the-the second sun gear 20 and the second gear ring 13- duplicate rows carrier 18- beam barrel 14- power output driving tooths
It takes turns 15- power output driven gear 16- power output shafts 7- and realizes three gear power outputs, at this point, the second planetary gear mechanism
5 power outputs.
Three hybrid modes
One gear：
3 power of engine inputs 9 the-the second power input shaft of combination 12 of the-the first power input shaft 11- first clutches；
Second electric machine, 2 power inputs the-the second power input shaft 12；
Power couples the-the first 6 closures of sun gear 19- brakes-uniline carrier 17- axis in the second power input shaft 12
Cylinder 14- power output driving gear 15- power output driven gear 16- power output shafts 7- realizes a gear power output, this
When, 4 power output of the first planetary gear mechanism.
Three gears：
3 power of engine inputs the-the first power input shaft 11- first clutches 9 and 10 closures of second clutch-system
Dynamic device 6 is detached from the-the second sun gear 20 and the second gear ring 13；
Second electric machine, 2 power inputs the-the second power input shaft 12- first clutches 9 and second clutch 10 closes
Conjunction-brake 6 is detached from the-the second sun gear 20 and the second gear ring 13；
Power is in the second sun gear 20 and the second 13 couplings of gear ring-duplicate rows carrier 18- beam barrel 14- power output actives
Gear 15- power output driven gear 16- power output shafts 7- realizes three gear power outputs, at this point, the second planetary gear machine
5 power output of structure.
Four increase journey pattern
Engine 3- the first power input shaft 11- first motors device 1 generates electricity to the second electric machine 2；
Second electric machine, 2 power inputs 6 combination of-the second power input shaft 12- the first sun gear 19- brakes-
Uniline carrier 17- beam barrel 14- power output driving gear 15- power output driven gear 16- power output shafts 7- is realized
One gear power output, at this point, 4 power output of the first planetary gear mechanism.
However, it is to be understood that under electric-only mode first motor device 1 also can separate power input, or
It is inputted to realize required gear, alternatively, the first motor device under hybrid mode with 2 one starting power of the second electric machine
1 can be defeated with the input of 3 one starting power of engine or first motor device 1, the second electric machine 2 and 3 one starting power of engine
Enter to realize that required gear, those skilled in the art can obtain power transmission process from Fig. 1, it is no longer herein to say more
It is bright.
The better embodiment that these are only the utility model, is not intended to limit the utility model, all in this reality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the utility model
Within protection domain.
Claims (10)
1. a kind of hybrid gearbox, which is characterized in that transmit connection engine (3) and first motor dress including being used for power
It sets first power input shaft (11) of (1), transmit the second power input shaft of the second electric machine of connection (2) for power
(12), the first planetary gear mechanism (4), the second planetary gear mechanism (5), brake (6) and power output shaft (7), wherein
The brake (6) can combine and be detached from the first gear ring (8) of first planetary gear mechanism (4)；
First planetary gear mechanism (4) and second planetary gear mechanism (5) respective sun gear are fixed at institute
It states on the second power input shaft (12), first power input shaft (11) can pass through first clutch (9) and described second
Power input shaft (12) power transmit connection, and first power input shaft (11) can by second clutch (10) with
The second gear ring (13) power of second planetary gear mechanism (5) transmits connection；
First planetary gear mechanism (4) and second planetary gear mechanism (5) respective planet carrier and the power are defeated
Shaft (7) power transmits connection.
2. hybrid gearbox according to claim 1, which is characterized in that the one of first power input shaft (11)
End is provided for being directly connected to the output shaft of engine (3) and first motor device (1).
3. hybrid gearbox according to claim 2, which is characterized in that the second power input shaft (12) setting
To be directly connected to the second electric machine (2).
4. hybrid gearbox according to claim 1, which is characterized in that first planetary gear mechanism (4) and
The respective planet carrier of second planetary gear mechanism (5) can rotate synchronously.
5. hybrid gearbox according to claim 4, which is characterized in that the hybrid gearbox includes beam barrel
(14), the both ends of the beam barrel (14) are respectively fixedly connected in first planetary gear mechanism (4) and the second planet tooth
Mechanism (5) respective planet carrier is taken turns, passes through power transfer unit power between the beam barrel (14) and the power output shaft (7)
Transmit connection.
6. hybrid gearbox according to claim 5, which is characterized in that the outer diameter of the beam barrel (14) is less than described
The outermost profile of the movement locus of the first planetary gear mechanism (4) and second planetary gear mechanism (5) respective planetary gear；
And/or
The power transfer unit includes the power output driving gear (15) being arranged on the beam barrel (14) and is arranged in institute
The power output driven gear (16) stated on power output shaft (7) and engaged with the power output driving gear (15).
7. hybrid gearbox according to claim 5, which is characterized in that second power input shaft (12) be from
The hollow shaft that the beam barrel (14) extends axially through, first power input shaft (11) are worn from the hollow axis in axis to ground
It crosses.
8. hybrid gearbox according to any one of claims 1-7, which is characterized in that the first planet tooth
It is single planetary bevel gear planetary gear mechanism to take turns mechanism (4), and second planetary gear mechanism (5) is dual planetary gear planetary gear machine
Structure, wherein the uniline carrier (17) of the single planetary bevel gear planetary gear mechanism and pair of the dual planetary gear planetary gear mechanism
Planet carrier (18) is transmitted with the power output shaft (7) power and is connected.
9. a kind of hybrid power system, which is characterized in that including engine (3), first motor device (1), the second electric machine
(2) and the hybrid gearbox according to any one of claim 1-8, wherein
The engine (3) and the first motor device (1) are transmitted with the first power input shaft (11) power to be connected, institute
It states the second electric machine (2) and transmits connection with the second power input shaft (12) power.
10. hybrid power system according to claim 9, which is characterized in that the one of first power input shaft (11)
End is directly with the output axis connection of the engine (3), and the shaft part of described first power input shaft (11) one end is directly as institute
The output shaft of first motor device (1) is stated, the engine (3) and the first motor device (1) are arranged in the same side；
Output shaft of the shaft part of one end of second power input shaft (12) directly as second electric machine (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820270049.2U CN207875378U (en) | 2018-02-24 | 2018-02-24 | Hybrid gearbox and hybrid power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820270049.2U CN207875378U (en) | 2018-02-24 | 2018-02-24 | Hybrid gearbox and hybrid power system |
Publications (1)
| Publication Number | Publication Date |
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| CN207875378U true CN207875378U (en) | 2018-09-18 |
Family
ID=63498819
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113085528A (en) * | 2021-04-27 | 2021-07-09 | 浙江吉利控股集团有限公司 | Hybrid power system, hybrid transmission and automobile |
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2018
- 2018-02-24 CN CN201820270049.2U patent/CN207875378U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113085528A (en) * | 2021-04-27 | 2021-07-09 | 浙江吉利控股集团有限公司 | Hybrid power system, hybrid transmission and automobile |
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191120 Address after: 071000 No.75, Dongsheng Road, Lianchi District, Baoding City, Hebei Province Patentee after: Beehive transmission technology Hebei Co., Ltd Address before: 071000 No. 2266 Chaoyang South Street, Hebei, Baoding Patentee before: Changcheng Automobile Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201104 Address after: 212200 No. 868, Hong Xing Road, Yangzhong Economic Development Zone, Zhenjiang, Jiangsu Patentee after: Honeycomb drive system (Jiangsu) Co.,Ltd. Address before: 071000 No.75, Dongsheng Road, Lianchi District, Baoding City, Hebei Province Patentee before: Beehive transmission technology Hebei Co.,Ltd. |
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| TR01 | Transfer of patent right |