CN207190692U - A kind of four culvert vertical take-off and landing hovercars - Google Patents
A kind of four culvert vertical take-off and landing hovercars Download PDFInfo
- Publication number
- CN207190692U CN207190692U CN201720311291.5U CN201720311291U CN207190692U CN 207190692 U CN207190692 U CN 207190692U CN 201720311291 U CN201720311291 U CN 201720311291U CN 207190692 U CN207190692 U CN 207190692U
- Authority
- CN
- China
- Prior art keywords
- hovercar
- wing
- power
- control
- car body
- 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.)
- Expired - Fee Related
Links
- 230000005611 electricity Effects 0.000 claims description 12
- 238000005096 rolling process Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000000295 fuel oil Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010001 crabbing Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Landscapes
- Wind Motors (AREA)
Abstract
The utility model discloses a kind of four culvert vertical take-off and landing hovercars, it is related to air-ground amphibious technical field of transportation means.Four described culvert vertical take-off and landing hovercars, provided with four ducted fans and two auxiliary ducted fans, the lifting force of abundance is provided when can be taken off for the hovercar, hovercar is set vertically to be quickly ramped up to safe altitude, landing airdrome length and the departure time are shortened, can the significantly more efficient switching for adapting to offline mode and driving mode；By the control to the second rotating shaft, control wing is laterally-opening or longitudinal direction is packed up, and can preferably adapt to offline mode and driving mode, ensures smooth flight during offline mode, as stock car when ensureing to travel, is not take up wide track；Pass through the control of whole-control system, can be to the control of lifting device and auxiliary ducted fan lifting force, so that hovercar keeps state of flight or change of flight state, phenomena such as avoiding pitching rolling, laterally rolling, stall, the safe flight coefficient of hovercar is improved.
Description
Technical field
The utility model belongs to air-ground amphibious technical field of transportation means, more particularly to a kind of four culvert vertical take-off and landings flight
Automobile.
Background technology
In recent years, as the fast development of modern social economy, big-and-middle small city private car largely increase, urban transportation pressure
Power increasingly increases, and traffic congestion situation frequently occurs, and has triggered a series of energy problem, environmental problem.How effectively to solve
Modern City Traffic problem turns into a great problem, be this it is proposed that a kind of hovercar, this hovercar can not only be
Land travels, and can also the low-latitude flying in traffic congestion.Various hovercars, mesh are developed both at home and abroad
Preceding hovercar is in hovering or flight course by external interference, such as the bad weather such as air blast, it may appear that pitching is turned over
Phenomena such as rolling, horizontal rolling, stall, the safety of hovercar is so had a strong impact on, has reduced the safety coefficient of hovercar.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of four culvert vertical take-off and landing hovercars.
The utility model is that solve above-mentioned technical problem by the following technical solutions：A kind of four culvert vertical take-off and landings
Hovercar, including the car body with wheel, the car body middle part are provided with driving cabin, and power set are provided with the car body, are driven
Dynamic device, battery and whole-control system；
The whole-control system includes entire car controller, power plant controller, drive set controller and power supply
Management system, described entire car controller respectively with described power plant controller, drive set controller and power supply pipe
Reason system is connected, and the power plant controller is connected with the power set, the drive set controller and the driving
Device is connected with power-supply management system, and the power-supply management system is connected with battery, the power set, the power set
It is connected with drive device；
The front-end and back-end of the car body are respectively equipped with one group of lifting device, and every group of lifting device includes two duct wind
Fan, the ducted fan are connected with the drive device；Two ducted fans in every group of lifting device advance along car body
Direction is arranged at intervals, and two ducted fans in every group of lifting device are advanced laterally and with hovercar by first rotating shaft
Direction is vertically fixed on car body, and the first rotating shaft is connected with drive device, is moved by whole-control system control drive device
Make, so as to control the unlatching of four ducted fans, closing and steering；Two groups of described lifting devices it is oppositely oriented；The car
The rear portion of body is provided with vertical tail.
Further, the top among the car body is provided with wing by the second rotating shaft, and the wing includes being symmetrical arranged
Port wing and starboard wing, second rotating shaft is connected with the drive device, and described second is controlled by drive set controller
The rotation of rotating shaft, so as to control the rotation of wing, make wing laterally-opening or longitudinal direction is packed up, it is perpendicular or parallel with car body；Institute
The inner side for stating port wing and starboard wing is respectively symmetrically provided with auxiliary ducted fan, the auxiliary ducted fan and the drive device
Connection, to provide lift when the hovercar takes off；When hovercar is road traveling state, the second rotating shaft is controlled
Rotation port wing and starboard wing is longitudinally packed up, it is parallel with car body, avoid hovercar from being taken in road traveling wide
Track；When hovercar is state of flight, the rotation of the second rotating shaft of control makes port wing and starboard wing laterally-opening, with car body
Vertically, make hovercar that there is horizontal side stability and maneuverability, hovercar roll can be manipulated, ensure balance during flight.
Further, it is provided with above the Plane of rotation of the auxiliary ducted fan on the wing longitudinally through in the window of wing
Mouthful, the controlling switch that control window is opened and closed is provided with wing, the controlling switch is connected with the drive device；When flight vapour
When car takes off, control window is opened, and auxiliary ducted fan starts, and lift is provided to take off；After hovercar parallel flight, window
Mouth is closed, and auxiliary ducted fan is closed, hovercar smooth flight.
Further, the wingtip positional symmetry of the wing is provided with spoiler.
Further, the power set include turbocharged engine and electricity generation system, the turbocharged engine
It is connected respectively with power plant controller, electricity generation system and drive device, the electricity generation system is connected with power-supply management system.
Further, described drive device includes lifting device motor, auxiliary ducted fan motor, clutch
Device, the lifting device motor connect with drive set controller, ducted fan, first rotating shaft and power set respectively
Connect, the auxiliary ducted fan motor connects with drive set controller, auxiliary ducted fan, controlling switch and power set
Connect, the arrangement of clutch is connected with drive set controller, power set, wheel and the second rotating shaft.
Compared with prior art, four culvert vertical take-off and landings hovercar provided by the utility model, provided with four ducts
Fan and two auxiliary ducted fans, provide the lifting force of abundance, make hovercar vertical when can be taken off for the hovercar
Safe altitude is quickly ramped up to, shortens landing airdrome length and the departure time, can significantly more efficient adaptation offline mode and driving mode
Switching；By the control to the second rotating shaft, control wing is laterally-opening or longitudinal direction is packed up, can preferably adapt to offline mode and
Driving mode, ensure smooth flight during offline mode, as stock car when ensureing to travel, be not take up wide track；It is logical
The control of whole-control system is crossed, can be to the control of lifting device and auxiliary ducted fan lifting force, so that hovercar is protected
State of flight or change of flight state are held, phenomena such as avoiding pitching rolling, laterally rolling, stall, improves the peace of hovercar
Full flight coefficient.
Brief description of the drawings
It is required in being described below to embodiment to use in order to illustrate more clearly of the technical solution of the utility model
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only one embodiment of the present utility model, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the schematic diagram of four culvert vertical take-off and landings hovercar takeoff condition of the present utility model；
Fig. 2 is the schematic diagram of four culvert vertical take-off and landings hovercar level flight condition of the present utility model；
Fig. 3 is the side schematic view of four culvert vertical take-off and landings hovercar level flight condition of the present utility model；
Fig. 4 is the schematic diagram of four culvert vertical take-off and landings hovercar transport condition of the present utility model；
Fig. 5 is the schematic diagram of state of flight above and below four culvert vertical take-off and landings hovercar of the present utility model；
Fig. 6 is the structural representation of four culvert vertical take-off and landings hovercar whole-control system of the present utility model；
Wherein：1- car bodies, 2- wheels, 3- driving cabins, 4- ducted fans, 5- auxiliary ducted fans, 6- wings, 7- vertical ends
The wing, 8- spoilers.
Embodiment
With reference to the accompanying drawing in the utility model embodiment, the technical scheme in the utility model is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole embodiments.
Based on the embodiment in the utility model, those of ordinary skill in the art are obtained on the premise of creative work is not made
Every other embodiment, belong to the utility model protection scope.
As shown in figure 1, four culvert vertical take-off and landings hovercar provided by the utility model, including the car with wheel 2
Body 1, the middle part of car body 1 are provided with driving cabin 3, power set, drive device, battery and vehicle are provided with the car body 1
Control system, the whole-control system are connected with power set, drive device, battery respectively, and the power set are with driving
Dynamic device connection；The front-end and back-end of the car body 1 are respectively equipped with one group of lifting device, and every group of lifting device includes two ducts
Fan 4, the ducted fan 4 are connected with the drive device；Two ducted fans 4 in every group of lifting device are along car body
1 direction of advance is arranged at intervals, two ducted fans 4 in every group of lifting device by first rotating shaft laterally and with flight vapour
Car direction of advance is vertically fixed on car body 1, and the first rotating shaft is connected with drive device, is controlled and driven by whole-control system
Device action, so as to control the unlatching of four ducted fans 4, closing and steering；Two groups of described lifting devices it is oppositely oriented；
The rear portion of the car body is provided with vertical tail 7.
As shown in fig. 6, the whole-control system includes entire car controller, power plant controller, drive device control
Device and power-supply management system, described entire car controller respectively with described power plant controller, drive set controller
And power-supply management system connection, the power plant controller are connected with the power set, the drive set controller
It is connected with the drive device and power-supply management system, the power-supply management system is connected with battery, the power set.
Top among the car body 1 is provided with wing 6 by the second rotating shaft, and the wing 6 includes symmetrically arranged left machine
The wing and starboard wing, second rotating shaft are connected with the drive device, and second rotating shaft is controlled by drive set controller
Rotate, so as to control the rotation of wing, make wing laterally-opening or longitudinal direction is packed up, it is perpendicular or parallel with car body；In the left machine
The inner side of the wing and starboard wing is respectively symmetrically provided with auxiliary ducted fan 5, and the auxiliary ducted fan 5 connects with the drive device
Connect.
It is provided with above the Plane of rotation of auxiliary ducted fan 5 on the wing 6 longitudinally through in the window of wing, in machine
The controlling switch of control window opening and closing is provided with the wing 6, the controlling switch is connected with the drive device.
The wingtip positional symmetry of the wing 6 is provided with spoiler 8.
The power set include turbocharged engine and electricity generation system, the turbocharged engine respectively with power
Setup Controller, electricity generation system are connected with drive device, and the electricity generation system is connected with power-supply management system.
Described drive device includes lifting device motor, auxiliary ducted fan motor, arrangement of clutch, described
Lifting device motor is connected with drive set controller, ducted fan 4, first rotating shaft and power set respectively, described auxiliary
Ducted fan motor is helped to be connected with drive set controller, auxiliary ducted fan 5, controlling switch and power set, it is described
Arrangement of clutch is connected with drive set controller, power set, the rotating shaft of wheel 2 and second.
Using the hovercar in the present embodiment, when whole-control system is in offline mode, as shown in figure 1, vertical
When taking off, drive set controller is by controlling lifting device motor to control two groups of lifting devices to be in horizontality and opening
Open；By controlling arrangement of clutch to be connected with the second rotating shaft, control wing 6 is laterally-opening, and transmission power is provided for wing 6；Pass through
Control auxiliary ducted fan motor control auxiliary ducted fan 5 is opened, window is opened, four ducted fans 4 and two it is auxiliary
Help ducted fan 5 to be taken off for hovercar and enough lift is provided, ensure that hovercar is vertically quickly ramped up to safe altitude；Such as figure
Shown in 2 and 3, when hovercar rises to safe altitude and horizontal flight, drive set controller aids in duct wind by controlling
Fan motor control auxiliary ducted fan 5 is closed, close, and entire car controller switches to fixed wing control model, with
Control the control mode control hovercar flight of fixed wing aircraft；Drive set controller is by controlling lifting device to drive
Motor control first rotating shaft rotates, and controls 1 outermost two ducted fan 4 of car body to rotate respectively, and vertical with car body 1, is
Hovercar, which moves ahead, provides power, avoids hovercar stall in flight course, ensures the steady safe flight of hovercar.
As shown in figure 4, when the whole-control system of the hovercar in the present embodiment is in driving mode, drive device control
Device processed is by controlling lifting device motor to control two groups of lifting devices to be closed；Ducted fan is aided in by controlling
Motor control auxiliary ducted fan 5 is closed, close；By controlling arrangement of clutch to control the second rotating shaft, wing 6 is controlled
Longitudinal direction is packed up, parallel with car body 1, and hereafter, control arrangement of clutch disconnects with the second rotating shaft, the rotation axis connection with wheel 2,
Rotated for wheel 2 and power is provided；Entire car controller switches to the control model of general-utility car traveling, to control the control of general-utility car
Mode processed controls hovercar in road traveling.
Hovercar in the present embodiment, drive set controller by control lifting device to the lifting force of car body 1 and
To the torque caused by car body 1 on vertical plane, it is caused by the influence of external environment that the torque can offset hovercar
Torque on vertical plane, avoid pitching rollover phenomenon；By controlling liter of the auxiliary ducted fan 5 on wing 6 to car body 1
Power and can be offset by hovercar and produced by the influence of external environment for the torque caused by car body 1 on vertical plane, the torque
The raw torque on vertical plane, avoids horizontal rollover phenomenon.
Under offline mode, hovercar or so flight is controlled by vertical tail 7；By controlling first rotating shaft to control car
The steering of the ducted fan 4 of the rearmost end of body 1, so as to adjust the angle between the ducted fan 4 of rearmost end and car body 1, control car
The ducted fan 4 of the front end of body 1 is vertical with car body, to control hovercar to fly up and down, as shown in Figure 5；Lifted by controlling
Device reaches the advance of hovercar or retrogressing to the lifting force of car body 1, and drive set controller is by controlling the front end of car body 1
Lifting device be more than the lifting device positioned at the rear end of car body 1 to the lifting force of car body 1 to the lifting force of car body 1, make car body 1
Front end is raised, and side is offset backward in direction of two groups of lifting devices to the lifting force of car body 1 so that hovercar is moved rearwards；It is logical
The lifting device for crossing control car body 1 rear end is more than the lifting device positioned at the front end of car body 1 to car body 1 to the lifting force of car body 1
Lifting force, raise the rear end of car body 1, side is offset forward in direction of two groups of lifting devices to the lifting force of car body 1 so that flight
Automobile moves forward.
Ducted fan 5 is aided on wing 6 to the lifting force of car body 1 to reach the crabbing of hovercar by controlling,
Drive set controller is by controlling auxiliary ducted fan 5 on wing 6 so that left side aids in lifting of the ducted fan 5 to car body 1
Power is more than lifting force of the right side auxiliary ducted fan 5 to car body 1 so that the left side of car body 1 is raised, two auxiliary ducted fans 5
The direction of the lifting force of car body 1 is offset to the right so that hovercar is offset to the right；Drive set controller passes through control machine
Ducted fan 5 is aided on the wing 6 so that right side aids in ducted fan 5 to be more than left side auxiliary ducted fan 5 to the lifting force of car body 1
To the lifting force of car body 1 so that the right side of car body 1 is raised, two auxiliary ducted fans 5 to the direction of the lifting force of car body 1 to
Left avertence move so that hovercar is offset to the left, it is this control flight mode can avoid front or behind barrier and to
It is preceding or be moved rearwards.
Hovercar in the present embodiment has the mode of three kinds of offer power, first way：Fuel oil is sent out for turbocharging
Motivation provides power, and so as to drive electricity generation system to be generated electricity, the electric energy of electricity generation system is assigned to driving by power-supply management system
Setup Controller and charged to battery, so as to control each drive device to drive corresponding portion by drive set controller
Part carries out corresponding control operation；The second way：Fuel oil provides power for turbogenerator, and the power is directly over ratcheting machine
Structure is transferred to each drive device, controls each drive device to drive corresponding component to be acted accordingly；The third mode：Power supply pipe
The electric energy laid in the battery of sufficient electrical energy is distributed to drive set controller by reason system, passes through drive set controller
Each drive device is controlled to drive corresponding component to carry out corresponding control operation；The mode for providing power is entered by entire car controller
Row control.
Above disclosed is only specific embodiment of the present utility model, but the scope of protection of the utility model not office
It is limited to this, any one skilled in the art can readily occur in change in the technical scope that the utility model discloses
Change or modification, should all cover within the scope of protection of the utility model.
Claims (7)
- A kind of 1. four culvert vertical take-off and landing hovercars, it is characterised in that：Including the car body with wheel, set in the middle part of the car body There is driving cabin, power set, drive device, battery and whole-control system are provided with the car body；The whole-control system includes entire car controller, power plant controller, drive set controller and power management System, described entire car controller respectively with described power plant controller, drive set controller and power management system System connection, the power plant controller are connected with the power set, the drive set controller and the drive device Connected with power-supply management system, the power-supply management system is connected with battery, the power set, and the power set are with driving Dynamic device connection；The front-end and back-end of the car body are respectively equipped with one group of lifting device, and every group of lifting device includes two ducted fans, institute Ducted fan is stated to be connected with the drive device；Two ducted fans in every group of lifting device are along between car body direction of advance Hung down laterally and with hovercar direction of advance by first rotating shaft every two ducted fans in setting, every group of lifting device Directly it is fixed on car body, the first rotating shaft is connected with drive device, by whole-control system control drive device action, control Unlatching, closing and the steering of four ducted fans；Two groups of described lifting devices it is oppositely oriented；The rear portion of the car body is provided with Vertical tail.
- 2. four culvert vertical take-off and landings hovercar as claimed in claim 1, it is characterised in that：Top among the car body leads to Cross the second rotating shaft and be provided with wing, the wing includes symmetrically arranged port wing and starboard wing, second rotating shaft and the drive Dynamic device connection, the rotation of second rotating shaft is controlled by drive set controller, controls the rotation of wing, wing is laterally beaten Open or longitudinal direction is packed up, it is perpendicular or parallel with car body.
- 3. four culvert vertical take-off and landings hovercar as claimed in claim 2, it is characterised in that：In the port wing and starboard wing Inner side respectively symmetrically be provided with auxiliary ducted fan, it is described auxiliary ducted fan be connected with the drive device, so as to described Lift is provided when hovercar takes off.
- 4. four culvert vertical take-off and landings hovercar as claimed in claim 3, it is characterised in that：Auxiliary duct on the wing It is provided with above the Plane of rotation of fan and is opened longitudinally through in the window of wing, the control that control window opening and closing is provided with wing Close, the controlling switch is connected with the drive device.
- 5. four culvert vertical take-off and landings hovercar as claimed in claim 2, it is characterised in that：The wingtip position pair of the wing Title is provided with spoiler.
- 6. four culvert vertical take-off and landings hovercar as claimed in claim 1, it is characterised in that：The power set include turbine Engine with supercharger and electricity generation system, the turbocharged engine fill with power plant controller, electricity generation system and driving respectively Connection is put, the electricity generation system is connected with power-supply management system.
- 7. four culvert vertical take-off and landings hovercar as claimed in claim 4, it is characterised in that：Described drive device includes carrying Device motor, auxiliary ducted fan motor, arrangement of clutch are risen, the lifting device motor fills with driving respectively Put controller, ducted fan, first rotating shaft to connect with power set, the auxiliary ducted fan motor and drive device control Device processed, auxiliary ducted fan, controlling switch connects with power set, the arrangement of clutch and drive set controller, power dress Put, wheel and the second rotating shaft connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720311291.5U CN207190692U (en) | 2017-03-28 | 2017-03-28 | A kind of four culvert vertical take-off and landing hovercars |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720311291.5U CN207190692U (en) | 2017-03-28 | 2017-03-28 | A kind of four culvert vertical take-off and landing hovercars |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207190692U true CN207190692U (en) | 2018-04-06 |
Family
ID=61792931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720311291.5U Expired - Fee Related CN207190692U (en) | 2017-03-28 | 2017-03-28 | A kind of four culvert vertical take-off and landing hovercars |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207190692U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110774848A (en) * | 2019-11-05 | 2020-02-11 | 北京信息科技大学 | Four-duct air-ground dual-purpose vehicle with telescopic wings |
| CN113212751A (en) * | 2021-06-11 | 2021-08-06 | 江西洪都航空工业股份有限公司 | Air-ground dual-purpose aircraft |
| CH717109A1 (en) * | 2020-02-04 | 2021-08-16 | Matthias Weiss Lang | Road and / or air vehicle / airplane. |
-
2017
- 2017-03-28 CN CN201720311291.5U patent/CN207190692U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110774848A (en) * | 2019-11-05 | 2020-02-11 | 北京信息科技大学 | Four-duct air-ground dual-purpose vehicle with telescopic wings |
| CH717109A1 (en) * | 2020-02-04 | 2021-08-16 | Matthias Weiss Lang | Road and / or air vehicle / airplane. |
| CN113212751A (en) * | 2021-06-11 | 2021-08-06 | 江西洪都航空工业股份有限公司 | Air-ground dual-purpose aircraft |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106827993A (en) | A kind of four culvert vertical take-off and landing hovercars | |
| CN103692873B (en) | A kind of land and water hovercar | |
| CN101961974B (en) | Land, water and air multi-domain engine-driven carriage vehicle | |
| CN103917388B (en) | For land and the method for converting of aerial hybrid transport facility and this hybrid transport facility | |
| CN102649391B (en) | Ground-effect type extreme low-altitude dual-purpose aerocar or dual-purpose aircraft | |
| CN104369635A (en) | Air-ground amphibious vehicle | |
| CN207190692U (en) | A kind of four culvert vertical take-off and landing hovercars | |
| CN103481766B (en) | A kind of drive system of electronlmobil and method | |
| CN205311255U (en) | Two duct carplane | |
| CN205930082U (en) | Electronic hovercar of coaxial anti - oar double -duct formula | |
| CN113370730B (en) | Flying car | |
| CN102275476A (en) | Vertical take-off/landing hovercar and running method thereof | |
| CN202528786U (en) | Ground effect type extreme low-altitude dual-purpose flying car | |
| CN202115301U (en) | Vertical take-off and landing hovercar | |
| CN211195749U (en) | Tilt shaftless duct rotor aerocar | |
| CN106379525A (en) | Wing connected unmanned plane | |
| CN108177491A (en) | One kind can vertical take-off and landing flying car | |
| CN105644283A (en) | Vertical take-off and landing hovercar | |
| CN104972854A (en) | Hovercar | |
| CN204749767U (en) | Device on vehicle for preventing collision to occupants | |
| CN204172626U (en) | A kind of air-ground amphibious vehicle | |
| CN106167096A (en) | Modified model level of approximation rotates propeller wing flap lift-rising and connects wing aircraft | |
| CN105730168A (en) | Three-duct aerocar with vertical take-off and landing function | |
| CN206231620U (en) | One kind connects wing unmanned plane | |
| CN104149565A (en) | Air and ground dual-purpose multifunctional trolley |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180406 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |