CN206590114U - Change propulsive axis autogyro - Google Patents
Change propulsive axis autogyro Download PDFInfo
- Publication number
- CN206590114U CN206590114U CN201720160555.1U CN201720160555U CN206590114U CN 206590114 U CN206590114 U CN 206590114U CN 201720160555 U CN201720160555 U CN 201720160555U CN 206590114 U CN206590114 U CN 206590114U
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- China
- Prior art keywords
- steering wheel
- fuselage
- power set
- autogyro
- change propulsive
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- 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
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Abstract
The utility model discloses a kind of change propulsive axis autogyro, including fuselage, change propulsive axis power set, autorotation rotor driver, all moving fin, vertical fin transmission device and the first wing and the second wing that are arranged on fuselage both sides.Change propulsive axis power set include power set, rotate disk, locating rod and the first to the second thrust deflecting steering wheel；Rotate disk one side to be fixedly connected with power set, the center of circle of another side and one end of locating rod are connected by spherical hinge；The other end of locating rod is fixedly connected with fuselage；The first to the second thrust deflecting steering wheel uses straight line output type steering wheel, is arranged on fuselage, the thrust direction for motivation of adjustment device.During work, autorotation rotor driver is used to produce lift according to change propulsive axis autogyro come flow rotation；All moving fin is arranged on afterbody, and its drift angle is adjusted by vertical fin transmission device.The utility model is simple in construction, mobility is good, safety coefficient is high.
Description
Technical field
The utility model is related to air line technology, more particularly to a kind of change propulsive axis autogyro.
Background technology
Fixed wing aircraft is the airborne vehicle that lift is produced by the fixation wing of fuselage.Although fixed wing aircraft is relative to going straight up to
The features such as machine, gyroplane have fast speed, safety and comfort, but its low-speed performance is poor, and landing needs longer runway, to rising
The condition of drop requires harsher.For solve landing condition require it is harsher the problem of, in traditional field, can short distance/hang down
The aircraft of straight landing has two kinds：Helicopter, autogyro.
Autogyro is a kind of Corkscrews aircraft using unpowered spinning aerofoil as lifting surface, represents type and serves as reasons
U.S. NASA subsidizes the Hawk-4 gyroplanes that the CarterCopter gyroplanes developed and GBA companies develop.Due to autorotating rotor
Carry out stream by front to blow and keep rotary state, therefore, once body runs out of steam, it still can be by autorotation peace
It is complete to land；Meanwhile, taken off with very-short-reach, point type land, it is simple in construction the features such as.Although the research of traditional autogyro
The comparative maturity in existing theoretical foundation, but the characteristics of be due on its structure and power, traditional autogyro is patrolled
Speed of a ship or plane degree is relatively low, mobility is poor, is limited by very large.
Vectored thrust technology refers to that motor power line direction is pointing not only towards fuselage direction of advance, but also can pass through machine
Tool device or jet pipe are turned to, deflection thrust line direction, produce the additional force and torque to body, can aid in the pneumatic of rudder face generation
Power carries out flight control to body.Improvement of the vectored thrust technology to the stealth, mobility of manned aircraft has been extensively examined,
Therefore the application of vectored thrust technology turns into the important trend of Development of UAV.
Utility model content
Technical problem to be solved in the utility model is to be directed to defect involved in background technology there is provided one kind to become
Thrust axis autogyro, simple in construction, mobility is good, safety coefficient is high, can both have as traditional autobiography gyroplane
Have very-short-reach landing, also being capable of rapid flight.
The utility model uses following technical scheme to solve above-mentioned technical problem：
A kind of change propulsive axis autogyro, including fuselage, the first to the second wing, change propulsive axis power set,
Autorotation rotor driver, all moving fin and vertical fin transmission device；
The first to the second wing is no rudder face wing, is respectively fixedly disposed at the fuselage both sides；
The change propulsive axis power set include power set, rotate disk, locating rod and the first to the second thrust
Deflecting steering wheel；
The power set are used to produce thrust；
The rotation disk one side is fixedly connected with power set, and one end of the center of circle of another side and the locating rod passes through
Spherical hinge is connected；
The other end of the locating rod is fixedly connected with the fuselage；
The rotation disk can freely be rotated by the spherical hinge；
The first to the second thrust deflecting steering wheel uses straight line output type steering wheel, is arranged on the fuselage, defeated
Go out and hold the one side that the rotation disk is provided with rotation bulb respectively to be connected by spherical hinge, and the first thrust deflecting steering wheel,
Second thrust deflecting steering wheel is mutually perpendicular to the junction for rotating disk and the line for rotating circle disk center；
The first to the second thrust deflecting steering wheel is used for the thrust direction for adjusting the power set；
The autorotation rotor driver is used to produce lift according to change propulsive axis autogyro come flow rotation；
The all moving fin is arranged on afterbody, includes vertical fin and rotating shaft；
The afterbody is provided with rotating shaft hole, the rotating shaft hole is provided with bearing in the vertically upward direction；
Described rotating shaft one end is fixedly linked with the vertical fin, and other end passes through the bearing and fuselage in the rotating shaft hole
Rotate connection；
The vertical fin transmission device is used for the drift angle for adjusting all moving fin.
It is used as a kind of further prioritization scheme of change propulsive axis autogyro of the utility model, the power set bag
Include propeller, engine, fuel tank, oil pipe and throttle steering wheel；
The output shaft of the propeller and the engine is fixedly linked, for producing thrust；
The fuel tank is arranged in the fuselage, passes through the oil pipe and the engine being fixed on the rotation disk
Oil inlet is connected；
The throttle steering wheel is set on the engine, for controlling the oil in engine door folding degree.
It is used as a kind of further prioritization scheme of change propulsive axis autogyro of the utility model, the autorotation rotor
Device includes fixed central siphon, rotation seat, T-shaped rotating bar, the first to the second rotor steering wheel, rotary shaft and spin rotating propeller；
The spin rotating propeller includes rotating disk and some blades for being uniformly arranged on rotating disk periphery, wherein, rotation
The center of disk, which is provided with through hole, through hole, is provided with bearing；
The spin rotating propeller is rotated with the upper end of the rotary shaft by the bearing in rotating disk central through hole and is connected,
Can freely it be rotated relative to rotary shaft；
The T-shaped rotating bar includes the quarter butt that stock and one end and the stock midpoint are fixedly linked, the stock
Upper surface and the lower end of the rotary shaft are fixedly linked, and the upper end of the other end of the quarter butt and the rotation seat is hinged；
The fixed central siphon is arranged in the plane of symmetry of fuselage, and lower end is fixedly linked with fuselage top, upper end with described turn
Dynamic seat lower end is hinged；
Plane that the T-shaped rotating bar is rotated relative to the rotation seat and the rotation seat are relative to the fixed central siphon
The plane of rotation is mutually perpendicular to；
The first to the second rotor steering wheel uses straight line output type steering wheel, is each attached on the fixed central siphon, defeated
Go out two ends of the end respectively with the T-shaped rotating bar stock to connect by spherical hinge；
The first rotor steering wheel, the second rotor steering wheel are used for the blade angle of attack for adjusting the spin rotating propeller.
It is used as a kind of further prioritization scheme of change propulsive axis autogyro of the utility model, the vertical fin transmission dress
Put comprising motor, reduction gearing, output gear and drive link；
The reduction gearing and output gear engagement；
The input of the output end of the motor and the reduction gearing is fixedly linked；
The output end of the output gear is connected by the rotating shaft of the drive link and all moving fin.
The output angle of the motor is output on output gear after being slowed down by reduction gearing, then is passed to by drive link
The all moving fin.
It is used as a kind of further prioritization scheme of change propulsive axis autogyro of the utility model, the fuselage, first
It is made to the second wing, autorotation rotor driver of carbon fibre.
The invention also discloses a kind of control method based on the change propulsive axis autogyro, following mistake is included
Journey：
When change propulsive axis autogyro starts, control change propulsive axis power set produce thrust forward so that
Autogyro is accelerated forwardly, now, and the first wing, the second wing produce lift, the spinning spiral of autorotation rotor driver
Oar produces lift due to carrying out flow rotation；
When the pace of change propulsive axis autogyro reaches default threshold speed, by adjusting the first rotor rudder
Machine and the second rotor steering wheel cause the blade angle of attack of spin rotating propeller to be decreased to default angle threshold, now, change propulsive axle
The lift of line autogyro is produced by change propulsive axis power set, the first wing, the second wing；
Need change propulsive axis autogyro bow motion when, pass through the first to the second thrust deflecting steering wheel regulation become
Thrust axis power set make it produce positive deflection, meanwhile, spinning spiral is adjusted by the first to the second rotor steering wheel and filled
Putting makes its spinning propeller blade angle of attack produce positive deflection so that control change propulsive axis power set thrust and autorotation
The pulling force that rotor driver is produced produces positive torque with respect to the center of gravity of change propulsive axis autogyro；
When needing the work new line motion of change propulsive axis autogyro, pass through the first to the second thrust deflecting steering wheel and adjust change
Thrust axis power set make it produce negative sense deflection, meanwhile, spinning spiral is adjusted by the first to the second rotor steering wheel and filled
Putting makes its spinning propeller blade angle of attack produce negative sense deflection so that control change propulsive axis power set thrust and autorotation
The pulling force that rotor driver is produced produces negative sense torque with respect to the center of gravity of change propulsive axis autogyro；
When needing the change propulsive axis autogyro to make rolling/yawing rotation, the first thrust deflecting steering wheel of control, second push away
Power deflecting steering wheel, motor export torque in the same direction so that propeller and all moving fin in change propulsive axis power set produce same
To deflection, meanwhile, adjusting spinning screw by the first to the second rotor steering wheel makes its rotating propeller that spins be hung down with complete move
Tail produces incorgruous deflection, and then causes the pulling force of autorotation rotor driver generation, change propulsive axis power set are produced pneumatic
The aerodynamic force that power, all moving fin are produced produces torque in the same direction with respect to the center of gravity of change propulsive axis autogyro.
The utility model uses above technical scheme compared with prior art, with following technique effect：
1. by traditional autogyro in itself based on, increase dynamic tail-rotor and without rudder face wing entirely so that whole body is not
Only have traditional autobiography gyroplane short take-off and landing, engine cut-off can safe landing the features such as while, it is safer, reliably
Property is significantly improved；
2. verted by the change propulsive axis engine being connected in the fuselage plane of symmetry to flight attitude of the present utility model
Auxiliary control is carried out, bigger mobility can be obtained, safety of having a smooth flight；
3. spinning blade, change propulsive axis engine and wing provide lift jointly during low speed, payload is higher；
4. changing body posture by change propulsive axis engine, the angle of attack of spinning blade can be obviously reduced, now
Lift only is provided by change propulsive axis engine and wing, high-speed flight can be achieved.
Brief description of the drawings
Fig. 1 is the side view of the utility model change propulsive axis autogyro；
Fig. 2 is the top view of the utility model change propulsive axis autogyro；
Fig. 3 is the structural representation of change propulsive axis power set in the utility model change propulsive axis autogyro；
Fig. 4 is the structural representation of autorotation rotor driver in the utility model change propulsive axis autogyro；
Fig. 5 is the structural representation of vertical fin transmission device in the utility model change propulsive axis autogyro.
In figure：1- fuselages, the wings of 2- first, 3- change propulsive axis power set, 4- autorotations rotor driver, 5- are entirely dynamic to hang down
Tail, 6- vertical fins transmission device, 7- rotate disk, 8- locating rods, 9- the first thrust deflectings steering wheel, 10- propellers, 11- engines,
12- fuel tanks, 13- oil pipes, 14- the second thrust deflectings steering wheel, 15- throttles steering wheel, 16- fix central siphon, the first rotors of 17- steering wheel,
The second rotors of 18- steering wheel, 19- rotary shafts, 20- rotating disks, 21- blades, 22- T-shapes rotating bar, 23- " U " types rotation seat, 24-
All moving fin, 25- motors, 26- reduction gearing, 27- potentiometers, 28- output gears, 29- drive links, 30- rotating shafts.
Embodiment
The technical solution of the utility model is described in further detail below in conjunction with the accompanying drawings：
As depicted in figs. 1 and 2, the utility model discloses a kind of change propulsive axis autogyro, including fuselage, first
To the second wing, change propulsive axis power set, autorotation rotor driver, all moving fin and vertical fin transmission device.
The first to the second wing is no rudder face wing, is respectively fixedly disposed at the fuselage both sides；
As shown in figure 3, the change propulsive axis power set include power set, rotate disk, locating rod and first
To the second thrust deflecting steering wheel；
The power set are used to produce thrust；
The rotation disk one side is fixedly connected with power set, and one end of the center of circle of another side and the locating rod passes through
Spherical hinge is connected；
The other end of the locating rod is fixedly connected with the fuselage；
The rotation disk can freely be rotated by the spherical hinge；
The first to the second thrust deflecting steering wheel uses straight line output type steering wheel, is arranged on the fuselage, defeated
Go out and hold the one side that the rotation disk is provided with rotation bulb respectively to be connected by spherical hinge, and the first thrust deflecting steering wheel,
Second thrust deflecting steering wheel is mutually perpendicular to the junction for rotating disk and the line for rotating circle disk center；
The first to the second thrust deflecting steering wheel is used for the thrust direction for adjusting the power set；
The autorotation rotor driver is used to produce lift according to change propulsive axis autogyro come flow rotation；
The all moving fin is arranged on afterbody, includes vertical fin and rotating shaft；
The afterbody is provided with rotating shaft hole, the rotating shaft hole is provided with bearing in the vertically upward direction；
Described rotating shaft one end is fixedly linked with the vertical fin, and other end passes through the bearing and fuselage in the rotating shaft hole
Rotate connection；
The vertical fin transmission device is used for the drift angle for adjusting all moving fin.
The power set include propeller, engine, fuel tank, oil pipe and throttle steering wheel；
The output shaft of the propeller and the engine is fixedly linked, for producing thrust；
The fuel tank is arranged in the fuselage, passes through the oil pipe and the engine being fixed on the rotation disk
Oil inlet is connected；
The throttle steering wheel is set on the engine, for controlling the oil in engine door folding degree.
As shown in figure 4, the autorotation rotor driver includes fixed central siphon, rotation seat, T-shaped rotating bar, the first to the second
Rotor steering wheel, rotary shaft and spin rotating propeller；
The spin rotating propeller includes rotating disk and some blades for being uniformly arranged on rotating disk periphery, wherein, rotation
The center of disk, which is provided with through hole, through hole, is provided with bearing；
The spin rotating propeller is rotated with the upper end of the rotary shaft by the bearing in rotating disk central through hole and is connected,
Can freely it be rotated relative to rotary shaft；
The T-shaped rotating bar includes the quarter butt that stock and one end and the stock midpoint are fixedly linked, the stock
Upper surface and the lower end of the rotary shaft are fixedly linked, and the upper end of the other end of the quarter butt and the rotation seat is hinged；
The fixed central siphon is arranged in the plane of symmetry of fuselage, and lower end is fixedly linked with fuselage top, upper end with described turn
Dynamic seat lower end is hinged；
Plane that the T-shaped rotating bar is rotated relative to the rotation seat and the rotation seat are relative to the fixed central siphon
The plane of rotation is mutually perpendicular to；
The first to the second rotor steering wheel uses straight line output type steering wheel, is each attached on the fixed central siphon, defeated
Go out two ends of the end respectively with the T-shaped rotating bar stock to connect by spherical hinge；
The first rotor steering wheel, the second rotor steering wheel are used for the blade angle of attack for adjusting the spin rotating propeller.
As shown in figure 5, the vertical fin transmission device includes motor, reduction gearing, output gear and drive link；
The reduction gearing and output gear engagement；
The input of the output end of the motor and the reduction gearing is fixedly linked；
The output end of the output gear is connected by the rotating shaft of the drive link and all moving fin.
The output angle of the motor is output on output gear after being slowed down by reduction gearing, then is passed to by drive link
The all moving fin.
The fuselage, the first to the second wing, autorotation rotor driver are preferentially made of carbon fibre.
The invention also discloses a kind of control method based on the change propulsive axis autogyro, following mistake is included
Journey：
When change propulsive axis autogyro starts, control change propulsive axis power set produce thrust forward so that
Autogyro is accelerated forwardly, now, and the first wing, the second wing produce lift, the spinning spiral of autorotation rotor driver
Oar produces lift due to carrying out flow rotation；
When the pace of change propulsive axis autogyro reaches default threshold speed, by adjusting the first rotor rudder
Machine and the second rotor steering wheel cause the blade angle of attack of spin rotating propeller to be decreased to default angle threshold, and the purpose is to cause certainly
Rotor driver is rotated to try one's best reduction aerodynamic drag, now, change propulsive axis autogyro when producing necessary aerodynamic lift
Lift by change propulsive axis power set, the first wing, the second wing produce；
Need change propulsive axis autogyro bow motion when, pass through the first to the second thrust deflecting steering wheel regulation become
Thrust axis power set make it produce positive deflection, meanwhile, spinning spiral is adjusted by the first to the second rotor steering wheel and filled
Putting makes its spinning propeller blade angle of attack produce positive deflection so that control change propulsive axis power set thrust and autorotation
The pulling force that rotor driver is produced produces positive torque with respect to the center of gravity of change propulsive axis autogyro；
When needing the work new line motion of change propulsive axis autogyro, pass through the first to the second thrust deflecting steering wheel and adjust change
Thrust axis power set make it produce negative sense deflection, meanwhile, spinning spiral is adjusted by the first to the second rotor steering wheel and filled
Putting makes its spinning propeller blade angle of attack produce negative sense deflection so that control change propulsive axis power set thrust and autorotation
The pulling force that rotor driver is produced produces negative sense torque with respect to the center of gravity of change propulsive axis autogyro；
When needing the change propulsive axis autogyro to make rolling/yawing rotation, the first thrust deflecting steering wheel of control, second push away
Power deflecting steering wheel, motor export torque in the same direction so that propeller and all moving fin in change propulsive axis power set produce same
To deflection, meanwhile, adjusting spinning screw by the first to the second rotor steering wheel makes its rotating propeller that spins be hung down with complete move
Tail produces incorgruous deflection, and then causes the pulling force of autorotation rotor driver generation, change propulsive axis power set are produced pneumatic
The aerodynamic force that power, all moving fin are produced produces torque in the same direction with respect to the center of gravity of change propulsive axis autogyro.
Those skilled in the art of the present technique are it is understood that unless otherwise defined, all terms used herein（Including skill
Art term and scientific terminology）With the general understanding identical meaning with the those of ordinary skill in the utility model art
Justice.It should also be understood that those terms defined in such as general dictionary should be understood that with upper with prior art
The consistent meaning of meaning hereinafter, and unless defined as here, will not with idealization or excessively formal implication come
Explain.
Above-described embodiment, is entered to the purpose of this utility model, technical scheme and beneficial effect
One step is described in detail, be should be understood that and be the foregoing is only embodiment of the present utility model, is not used to limit
The utility model processed, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements done etc.,
It should be included within protection domain of the present utility model.
Claims (5)
1. a kind of change propulsive axis autogyro, it is characterised in that including fuselage, the first to the second wing, change propulsive axis
Power set, autorotation rotor driver, all moving fin and vertical fin transmission device；
The first to the second wing is no rudder face wing, is respectively fixedly disposed at the fuselage both sides；
The change propulsive axis power set include power set, rotate disk, locating rod and the first to the second thrust deflecting
Steering wheel；
The power set are used to produce thrust；
The rotation disk one side is fixedly connected with power set, and one end of the center of circle of another side and the locating rod passes through ball pivot
Chain is connected；
The other end of the locating rod is fixedly connected with the fuselage；
The rotation disk can freely be rotated by the spherical hinge；
The first to the second thrust deflecting steering wheel uses straight line output type steering wheel, is arranged on the fuselage, output end
The one side that the rotation disk is provided with rotation bulb respectively is connected by spherical hinge, and the first thrust deflecting steering wheel, second
Thrust deflecting steering wheel is mutually perpendicular to the junction for rotating disk and the line for rotating circle disk center；
The first to the second thrust deflecting steering wheel is used for the thrust direction for adjusting the power set；
The autorotation rotor driver is used to produce lift according to change propulsive axis autogyro come flow rotation；
The all moving fin is arranged on afterbody, includes vertical fin and rotating shaft；
The afterbody is provided with rotating shaft hole, the rotating shaft hole is provided with bearing in the vertically upward direction；
Described rotating shaft one end is fixedly linked with the vertical fin, and other end is rotated by the bearing in the rotating shaft hole and fuselage
Connection；
The vertical fin transmission device is used for the drift angle for adjusting all moving fin.
2. change propulsive axis autogyro according to claim 1, it is characterised in that the power set include spiral
Oar, engine, fuel tank, oil pipe and throttle steering wheel；
The output shaft of the propeller and the engine is fixedly linked, for producing thrust；
The fuel tank is arranged in the fuselage, passes through the oil-feed of the oil pipe and the engine being fixed on the rotation disk
Mouth is connected；
The throttle steering wheel is set on the engine, for controlling the oil in engine door folding degree.
3. change propulsive axis autogyro according to claim 2, it is characterised in that the autorotation rotor driver bag
Include fixed central siphon, rotation seat, T-shaped rotating bar, the first to the second rotor steering wheel, rotary shaft and spin rotating propeller；
The spin rotating propeller includes rotating disk and some blades for being uniformly arranged on rotating disk periphery, wherein, rotating disk
Center, which is provided with through hole, through hole, is provided with bearing；
The spin rotating propeller is rotated with the upper end of the rotary shaft by the bearing in rotating disk central through hole and is connected, can
Freely rotated relative to rotary shaft；
The T-shaped rotating bar includes the quarter butt that stock and one end and the stock midpoint are fixedly linked, the upper end of the stock
Face and the lower end of the rotary shaft are fixedly linked, and the upper end of the other end of the quarter butt and the rotation seat is hinged；
The fixed central siphon is arranged in the plane of symmetry of fuselage, and lower end is fixedly linked with fuselage top, upper end and the rotation seat
Lower end is hinged；
The plane and the rotation seat that the T-shaped rotating bar is rotated relative to the rotation seat are rotated relative to the fixed central siphon
Plane be mutually perpendicular to；
The first to the second rotor steering wheel uses straight line output type steering wheel, is each attached on the fixed central siphon, output end
The two ends with the T-shaped rotating bar stock are connected by spherical hinge respectively；
The first rotor steering wheel, the second rotor steering wheel are used for the blade angle of attack for adjusting the spin rotating propeller.
4. change propulsive axis autogyro according to claim 3, it is characterised in that the vertical fin transmission device is included
Motor, reduction gearing, output gear and drive link；
The reduction gearing and output gear engagement；
The input of the output end of the motor and the reduction gearing is fixedly linked；
The output end of the output gear is connected by the rotating shaft of the drive link and all moving fin.
5. change propulsive axis autogyro according to claim 1, it is characterised in that the fuselage, the first to the second
Wing, autorotation rotor driver are made of carbon fibre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720160555.1U CN206590114U (en) | 2017-02-22 | 2017-02-22 | Change propulsive axis autogyro |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720160555.1U CN206590114U (en) | 2017-02-22 | 2017-02-22 | Change propulsive axis autogyro |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206590114U true CN206590114U (en) | 2017-10-27 |
Family
ID=60125342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720160555.1U Expired - Fee Related CN206590114U (en) | 2017-02-22 | 2017-02-22 | Change propulsive axis autogyro |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206590114U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106927035A (en) * | 2017-02-22 | 2017-07-07 | 南京航空航天大学 | High maneuver autogyro and its control method |
| CN107945645A (en) * | 2017-11-07 | 2018-04-20 | 南昌启扬科技有限公司 | Model plane driving and its control system are used in one kind teaching |
-
2017
- 2017-02-22 CN CN201720160555.1U patent/CN206590114U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106927035A (en) * | 2017-02-22 | 2017-07-07 | 南京航空航天大学 | High maneuver autogyro and its control method |
| CN107945645A (en) * | 2017-11-07 | 2018-04-20 | 南昌启扬科技有限公司 | Model plane driving and its control system are used in one kind teaching |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171027 Termination date: 20190222 |