CN105056543B - A kind of five connecting rod nose-gears - Google Patents
A kind of five connecting rod nose-gears Download PDFInfo
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- CN105056543B CN105056543B CN201510466598.8A CN201510466598A CN105056543B CN 105056543 B CN105056543 B CN 105056543B CN 201510466598 A CN201510466598 A CN 201510466598A CN 105056543 B CN105056543 B CN 105056543B
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- wheel
- steering
- connecting rod
- supporting leg
- hatch door
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Abstract
The present invention provides a kind of five connecting rods nose-gear, including five-bar mechanism, main support leg mechanism, steering mechanism and Gui Lun mechanisms, the nose-gear that the present invention is designed is simple in construction, novel and unique, five connection-rod linkages can realize packing up and putting down for main supporting leg, and provided with dead-centre position, it is ensured that it is enough by force intensity.Main supporting leg uses segment design, and damping effect is good.Design of Steering Mechanism novel and unique, can guarantee that the independence of steering, while eliminating gap error, it is ensured that will not be formed and disturbed with the folding and unfolding of undercarriage.Damping can further be realized by kneeling wheel design, while being maximally maintained as true property.Sleeve mechanism is simple and reliable, novel and unique.
Description
Technical field
The present invention provides a kind of five connecting rods nose-gear, belongs to model plane undercarriage technical field.
Background technology
Model plane have more and more been come into the life of people now, in model plane field, and large-scale whirlpool spray/duct picture is true
Machine increasingly receives an acclaim, with its profile true to nature, and high-tech technology application enjoys high praise, and Landing Gear Design is always one piece
Important content, according to statistics, most aircraft bombings, which is exactly that bearing capacity is unreasonable because Landing Gear Design is unreasonable, to be caused.And
And the undercarriage price universal partially expensive and life-span of present market prevalence is shorter, brings irrational loss to require to user.
The content of the invention
In view of the above-mentioned problems, the present invention provides a kind of five connecting rods main landing gear, its profile is true to nature, reasonable in design, carries energy
Power is outstanding, can effectively eliminate the stagger that gap is brought, and manufacture, maintenance cost are cheap simultaneously, are adapted to promote.
The technical solution adopted in the present invention is：A kind of five connecting rod nose-gears, including：Steering wheel, steering wheel mounting seat, first
Connecting rod, connection bearing pin, second connecting rod, fixed pin shaft, install cabin, third connecting rod, Hinge mechanism, hatch door, fourth link, headlight,
Snap ring, installation axle, steering wheel connecting shaft, hatch door draw-bar seat, ball are buckled（17）, hatch door pull bar, active pull rod seat, hatch door slide bar, upper branch
Support leg, steering-engine, steering-engine fixed frame, steering linkage, turn to swing arm, steering driving shaft, intermediate supports leg, kneel wheel card
Ring, fixing nut, wheel axle, wheel, lower supporting leg, kneel wheel bearing pin, kneel wheel first connecting rod, kneel wheel second connecting rod, kneel wheel connection
Bearing pin, anti-twist pin axle, it is characterised in that：Described steering wheel is fixedly mounted in steering wheel mounting seat, and steering wheel connecting shaft is fixedly connected
On the shaft end of steering wheel, wheel axle, which is installed on, kneels wheel first connecting rod, keeps two ends impartial, and two wheels, which are rolled, is arranged on wheel axle
On, and it is locked with fixing nut, kneel wheel first connecting rod and be fixedly mounted on by kneeling wheel bearing pin in the mounting hole of lower supporting leg, kneel wheel
The other end of first connecting rod is connected by kneeling wheel connection bearing pin with kneeling the small end rotation of wheel second connecting rod, and lower supporting leg is sleeved on centre
In the inner tube of supporting leg, in the positioning hole that steering driving shaft is installed on to lower supporting leg, while in ensureing that steering driving shaft is cut in
Between supporting leg transversely U-shaped groove in, it is ensured that lower supporting leg and intermediate supports leg accurate positioning, wheel snap ring will be kneeled and be fixedly mounted on down
On supporting leg, holding is kneeled end face on the upside of wheel snap ring and abutted against on the lower surface of intermediate supports leg, will kneel the big end of wheel second connecting rod
It is rotatably installed in by kneeling wheel connection bearing pin in the mounting hole for kneeling wheel snap ring, it is ensured that kneel wheel first connecting rod and kneel wheel second connecting rod side
Face is parallel；Steering-engine is mounted on the section of intermediate supports leg, while being fixed with steering-engine fixed frame, turns to swing arm
It is fixedly mounted on the shaft end of steering-engine, two steering linkages is symmetrically mounted on to the installation aperture at the two ends for turning to swing arm
It is interior, adjust the upper-lower position of steering-engine, it is ensured that the respective mid-plane for turning to swing arm, steering linkage and steering driving shaft is total to
Face, the other end of two steering linkages is symmetrically arranged on the two ends of steering driving shaft, it is ensured that steering driving shaft, two steerings are drawn
Bar and the central axis of steering swing arm four are coplanar, while constituting a parallelogram；Upper supporting leg is installed on intermediate supports
The other end of leg, anti-twist pin axle is installed in the mounting hole of upper supporting leg, while in ensureing that the face of cylinder of anti-twist pin axle is cut in
Between supporting leg vertical U-lag in, it is ensured that can only be slided up and down between intermediate supports leg and upper supporting leg；Upper supporting leg it is another
End rotational installation is on the mounting shaft；Headlight is fixedly mounted on the leading flank of intermediate supports leg, it is ensured that light is to front irradiation；First
One end of connecting rod is fixedly mounted in steering wheel connecting shaft, it is ensured that the two synchronous axial system, and the first connecting rod other end is by connecting bearing pin
It is rotatably installed on the small end of third connecting rod, second connecting rod one end is rotatably installed on fixed pin shaft；Snap ring is fixedly mounted on
On supporting leg, the big end of fourth link is rotatably installed on the bearing pin of snap ring；The other end of second connecting rod, third connecting rod it is big
End, the small end of fourth link, three are rotatablely installed by connecting bearing pin, while ensuring first connecting rod, second connecting rod, the 3rd company
Bar, the lateral surface of fourth link are parallel to each other, it is ensured that smoothly can mutually be linked between all connecting rods；Hatch door passes through Hinge mechanism
It is rotatably installed on installation cabin；Hatch door draw-bar seat is fixedly mounted in the rotating shaft of supporting leg, while must assure that hatch door pull bar
The center line of seat length direction with the central axis of upper supporting leg in angle of 45 degrees, by ball buckled and hatch door pull bar by hatch door pull bar one end
Seat is connected, and the other end is buckled by ball to be connected with active pull rod seat, and active pull rod seat is slidably mounted on the traveller of hatch door slide bar, cabin
Door slide bar is fixedly mounted on hatch door.
Further, damping spring is installed between intermediate supports leg and upper supporting leg.
Further, described steering wheel（1）For 90 degree big torsion metal steering wheel.
Further, described a whole set of undercarriage is a module, is individually set up.
The present invention uses above technology path, rational in infrastructure, acts freely, simultaneous with dead point locking position, can guarantee that
Reasonable stress is uniform, protects steering wheel, and turning function is independent, eliminates clearance error.
Brief description of the drawings
Fig. 1 for the present invention gear down when structural representation.
Structural representation when Fig. 2 is gear up of the invention.
Fig. 3 is another view of the invention.
Drawing reference numeral：1- steering wheels；2- steering wheel mounting seats；3- first connecting rods；4- connection bearing pins；5- second connecting rods；6- is fixed
Bearing pin；7- installs cabin；8- third connecting rods；9- Hinge mechanisms；10- hatch doors；11- fourth links；12- headlights；13- snap rings；14- pacifies
Fill axle；15- steering wheel connecting shafts；16- hatch door draw-bar seats；17- balls are buckled；18- hatch door pull bars；19- active pull rods seat；20- hatch doors are slided
Bar；The upper supporting legs of 21-；22- steering-engines；23- steering-engine fixed frames；24- steering linkages；25- turns to swing arm；26- is turned to
Drive shaft；27- intermediate supports legs；28- kneels wheel snap ring；29- fixing nuts；30- wheel axles；31- wheels；Supporting leg under 32-；
33- kneels wheel bearing pin；34- kneels wheel first connecting rod；35- kneels wheel second connecting rod；36- kneels wheel connection bearing pin；The anti-twist pin axles of 37-.
Embodiment
With reference to specific embodiment, the invention will be further described, the illustrative examples and explanation invented herein
For explaining the present invention, but it is not as a limitation of the invention.
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of five connecting rods nose-gear, a kind of five connecting rods nose-gear, including：Steering wheel 1, rudder
Machine mounting seat 2, first connecting rod 3, connection bearing pin 4, second connecting rod 5, fixed pin shaft 6, installation cabin 7, third connecting rod 8, Hinge mechanism
9th, hatch door 10, fourth link 11, headlight 12, snap ring 13, installation axle 14, steering wheel connecting shaft 15, hatch door draw-bar seat 16, ball buckle 17,
Hatch door pull bar 18, active pull rod seat 19, hatch door slide bar 20, upper supporting leg 21, steering-engine 22, steering-engine fixed frame 23, turn
To pull bar 24, turn to swing arm 25, steering driving shaft 26, intermediate supports leg 27, kneel wheel snap ring 28, fixing nut 29, wheel axle 30,
Wheel 31, lower supporting leg 32, kneel wheel bearing pin 33, kneel wheel first connecting rod 34, kneel wheel second connecting rod 35, kneel wheel connection bearing pin 36, it is anti-
Twist pin axle 37, steering wheel 1 is fixedly mounted in steering wheel mounting seat 2, and steering wheel connecting shaft 15 is fixedly connected on the shaft end of steering wheel 1, machine
Wheel shaft 30, which is installed on to kneel, takes turns first connecting rod 34, keeps two ends impartial, and two wheels 31, which are rolled, to be arranged on wheel axle 30, and with admittedly
Determine that nut 29 is locked, kneel wheel first connecting rod 34 and be fixedly mounted on by kneeling wheel bearing pin 33 in the mounting hole of lower supporting leg 32, kneel wheel
The other end of first connecting rod 34 is connected by kneeling wheel connection bearing pin 36 with kneeling the small end rotation of wheel second connecting rod 35, lower 32 sets of supporting leg
In the inner tube of intermediate supports leg 27, in the positioning hole that steering driving shaft 26 is installed on to lower supporting leg 32, while ensureing to turn
It is cut in drive shaft 26 in the transversely U-shaped groove of intermediate supports leg 27, it is ensured that lower supporting leg 32 and the accurate positioning of intermediate supports leg 27,
Wheel snap ring 28 will be kneeled to be fixedly mounted on lower supporting leg 32, holding kneels the wheel upside end face of snap ring 28 and abuts against intermediate supports leg 27
On lower surface, by kneel wheel second connecting rod 35 big end by kneel wheel connection bearing pin 36 be rotatably installed in kneel wheel snap ring 28 mounting hole
It is interior, it is ensured that to kneel wheel first connecting rod 34 parallel with kneeling the side of wheel second connecting rod 35；Steering-engine 22 is mounted on intermediate supports leg 27
Section on, while fixed with steering-engine fixed frame 23, turn to swing arm 25 and be fixedly mounted on the shaft end of steering-engine 22,
In the installation aperture that two steering linkages 24 are symmetrically mounted on to the two ends for turning to swing arm 25, the upper bottom of steering-engine 22 is adjusted
Put, it is ensured that the respective mid-plane for turning to swing arm 25, steering linkage 24 and steering driving shaft 26 is coplanar, by two steering linkages 24
The other end be symmetrically arranged on the two ends of steering driving shaft 26, it is ensured that steering driving shaft 26, two steering linkages 24 and turn to pendulum
The central axis that arm is 25 4 is coplanar, while constituting a parallelogram；Upper supporting leg 21 is installed on intermediate supports leg 27
In the other end, the mounting hole that anti-twist pin axle 37 is installed on to upper supporting leg 21, while ensureing that the face of cylinder of anti-twist pin axle 37 is cut in
In the vertical U-lag of intermediate supports leg 27, it is ensured that can only be slided up and down between intermediate supports leg 27 and upper supporting leg 21；Upper support
The other end of leg 21 is rotatably installed in installation axle 14；Headlight 12 is fixedly mounted on the leading flank of intermediate supports leg 27, it is ensured that
Light is to front irradiation；One end of first connecting rod 3 is fixedly mounted in steering wheel connecting shaft 15, it is ensured that the two synchronous axial system, and first connects
The other end of bar 3 is rotatably installed on the small end of third connecting rod 8 by connecting bearing pin 4, and the one end of second connecting rod 5 is rotatably installed in fixation
On bearing pin 6；Snap ring 13 is fixedly mounted on supporting leg 21, and the big end of fourth link 11 is rotatably installed in the bearing pin of snap ring 13
On；The other end of second connecting rod 8, the big end of third connecting rod 8, the small end of fourth link 11, three rotate peace by connecting bearing pin 4
Dress, while ensuring that first connecting rod 3, second connecting rod 5, third connecting rod 8, the lateral surface of fourth link 11 are parallel to each other, it is ensured that all
Smoothly can mutually it be linked between connecting rod；Hatch door 10 is rotatably installed on installation cabin 7 by Hinge mechanism 9；Hatch door draw-bar seat 16
In the rotating shaft for being fixedly mounted on supporting leg 21, while must assure that the center line and upper supporting leg of the length direction of hatch door draw-bar seat 16
21 central axis in angle of 45 degrees, buckle 17 by ball and be connected with hatch door draw-bar seat 16, and the other end passes through by the one end of hatch door pull bar 18
Ball is buckled 17 and is connected with active pull rod seat 19, and active pull rod seat 19 is slidably mounted on the traveller of hatch door slide bar 20, hatch door slide bar 20
It is fixedly mounted on hatch door 10.
To realize the buffering to load, damping spring is installed between intermediate supports leg 27 and upper supporting leg 21.To ensure
The reasonable folding and unfolding of main landing gear, will not interfere with, and described steering wheel 1 is 90 degree big torsion metal steering wheel.To ensure a whole set of undercarriage
Easy for installation aboard, easy to disassemble, maintenance, described a whole set of undercarriage is a module, is individually set up.
The present invention operation principle be：After taking off, control sends instruction, packs up undercarriage, and steering wheel 1 receives instruction number
Start action, driving steering wheel connecting shaft 15 is rotated clockwise, and drives first connecting rod 3 to rotate clockwise, first connecting rod 3 passes through connection
Bearing pin 4 drives third connecting rod 8 to move, and third connecting rod 8 drives second connecting rod 5 and fourth link 11 to put again by connection bearing pin 4
Dynamic, fourth link 11 is driven by snap ring 13 to be gone up supporting leg 21 and is swung up, while hatch door draw-bar seat 16 buckles 17 bands by ball
Dynamic hatch door pull bar 18 is moved, and drives hatch door 10 to close together finally by active pull rod seat 19, hatch door slide bar 20；When 1 turn of steering wheel
When crossing 90 degree, action is completed, and now wheel 31 is stowed in peace and turned in cabin 7 completely, and hatch door 10 is closed completely.When gear down
When, equally being rotated counterclockwise by steering wheel 1, completion is negative actuation when wheel 31 is packed up, when steering wheel 1 turns counterclockwise
Stop when crossing 90 degree, wheel 31 puts down action and completed, hatch door 10 now is also at full open position.While second connecting rod 5
It is in straight line with fourth link 11, forms dead point locked, it is ensured that by force intensity enough, spring ensures to delay upper supporting leg 21 simultaneously
Rush reasonable benefit/risk, it is ensured that land successfully.When needing to turn to, steering-engine 22 is rotated, and is rotated, is turned while driving and turning to swing arm 25
After being swung to swing arm 25, side drives steering linkage 24 to move backward, and side drives steering linkage 24 to travel forward, so as to promote
Steering driving shaft 26 is rotated, and steering driving shaft 26 can then drive lower supporting leg 32 to swing, and then drives two wheels 31 to rotate, most
Realize and turn to eventually, while the operation in steering procedure without interference with jack, is installed by pretension, can effectively eliminate clearance
Error, it is reliable and stable.
Claims (4)
1. a kind of five connecting rods nose-gear, including steering wheel（1）, steering wheel mounting seat（2）, first connecting rod（3）, connection bearing pin（4）,
Two connecting rods（5）, fixed pin shaft（6）, install cabin（7）, third connecting rod（8）, Hinge mechanism（9）, hatch door（10）, fourth link
（11）, headlight（12）, snap ring（13）, installation axle（14）, steering wheel connecting shaft（15）, hatch door draw-bar seat（16）, ball buckles（17）, hatch door
Pull bar（18）, active pull rod seat（19）, hatch door slide bar（20）, upper supporting leg（21）, steering-engine（22）, steering-engine fixed frame
（23）, steering linkage（24）, turn to swing arm（25）, steering driving shaft（26）, intermediate supports leg（27）, kneel wheel snap ring（28）, it is solid
Determine nut（29）, wheel axle（30）, wheel（31）, lower supporting leg（32）, kneel wheel bearing pin（33）, kneel wheel first connecting rod（34）, kneel
Take turns second connecting rod（35）, kneel wheel connection bearing pin（36）, anti-twist pin axle（37）, it is characterised in that：Described steering wheel（1）It is fixedly mounted
In steering wheel mounting seat（2）It is interior, steering wheel connecting shaft（15）It is fixedly connected on steering wheel（1）Shaft end on, wheel axle（30）It is installed on and kneels
Take turns first connecting rod（34）, keep two ends impartial, two wheels（31）Roll and be arranged on wheel axle（30）On, and use fixing nut
（29）It is locked, kneel wheel first connecting rod（34）By kneeling wheel bearing pin（33）It is fixedly mounted on lower supporting leg（32）Mounting hole in, kneel
Take turns first connecting rod（34）The other end by kneel wheel connection bearing pin（36）With kneeling wheel second connecting rod（35）Small end rotates connection, lower branch
Support leg（32）It is sleeved on intermediate supports leg（27）Inner tube in, by steering driving shaft（26）It is installed on lower supporting leg（32）Positioning
In hole, while ensureing steering driving shaft（26）It is cut in intermediate supports leg（27）Transversely U-shaped groove in, it is ensured that lower supporting leg（32）With
Intermediate supports leg（27）Accurate positioning, will kneel wheel snap ring（28）It is fixedly mounted on lower supporting leg（32）On, wheel snap ring is kneeled in holding
（28）Upside end face abuts against intermediate supports leg（27）Lower surface on, wheel second connecting rod will be kneeled（35）Big end by kneel wheel connect
Pin axle（36）It is rotatably installed in and kneels wheel snap ring（28）Mounting hole in, it is ensured that kneel wheel first connecting rod（34）With kneeling wheel second connecting rod
（35）It is parallel sideways；Steering-engine（22）It is mounted on intermediate supports leg（27）Section on, while being fixed with steering-engine
Frame（23）It is fixed, turn to swing arm（25）It is fixedly mounted on steering-engine（22）Shaft end on, by two steering linkages（24）Symmetrically
Installed in steering swing arm（25）Two ends installation aperture in, adjust steering-engine（22）Upper-lower position, it is ensured that turn to swing arm
（25）, steering linkage（24）And steering driving shaft（26）Respective mid-plane it is coplanar, by two steering linkages（24）It is another
End is symmetrically arranged on steering driving shaft（26）Two ends, it is ensured that steering driving shaft（26）, two steering linkages（24）And turn to pendulum
Arm（25）The central axis of four is coplanar, while constituting a parallelogram；Upper supporting leg（21）It is installed on intermediate supports leg
（27）The other end, by anti-twist pin axle（37）It is installed on supporting leg（21）Mounting hole in, while ensureing anti-twist pin axle（37）
The face of cylinder be cut in intermediate supports leg（27）Vertical U-lag in, it is ensured that intermediate supports leg（27）With upper supporting leg（21）Between
It can only slide up and down；Upper supporting leg（21）The other end be rotatably installed in installation axle（14）On；Headlight（12）In being fixedly mounted on
Between supporting leg（27）Leading flank on, it is ensured that light is to front irradiation；First connecting rod（3）One end be fixedly mounted on steering wheel connecting shaft
（15）On, it is ensured that the two synchronous axial system, first connecting rod（3）The other end is by connecting bearing pin（4）It is rotatably installed in third connecting rod（8）
Small end on, second connecting rod（5）One end is rotatably installed in fixed pin shaft（6）On；Snap ring（13）It is fixedly mounted on supporting leg
（21）On, fourth link（11）Big end be rotatably installed in snap ring（13）Bearing pin on；Second connecting rod（5）The other end, the 3rd
Connecting rod（8）Big end, fourth link（11）Small end, three is by connecting bearing pin（4）Rotational installation, while ensuring first connecting rod
（3）, second connecting rod（5）, third connecting rod（8）, fourth link（11）Lateral surface be parallel to each other, it is ensured that can be suitable between all connecting rods
Smooth mutual linkage；Hatch door（11）Pass through Hinge mechanism（9）It is rotatably installed in installation cabin（7）On；Hatch door draw-bar seat（16）It is fixed
Installed in upper supporting leg（21）Rotating shaft on, while must assure that hatch door draw-bar seat（16）The center line of length direction and upper supporting leg
（21）Central axis in angle of 45 degrees, hatch door pull bar（18）Buckled by ball one end（17）With hatch door draw-bar seat（16）It is connected, separately
Buckled by ball one end（17）With active pull rod seat（19）It is connected, active pull rod seat（19）It is slidably mounted on hatch door slide bar（20）Cunning
On post, hatch door slide bar（20）It is fixedly mounted on hatch door（10）On.
2. a kind of five connecting rods nose-gear as claimed in claim 1, it is characterised in that：Intermediate supports leg（27）With upper supporting leg
（21）Between damping spring is installed.
3. a kind of five connecting rods nose-gear as claimed in claim 1, it is characterised in that：Described steering wheel（1）Turned round to be 90 degree big
Power metal steering wheel.
4. a kind of five connecting rods nose-gear as claimed in claim 1, it is characterised in that：Described a whole set of undercarriage is a mould
Block, individually sets up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510466598.8A CN105056543B (en) | 2015-08-03 | 2015-08-03 | A kind of five connecting rod nose-gears |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510466598.8A CN105056543B (en) | 2015-08-03 | 2015-08-03 | A kind of five connecting rod nose-gears |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105056543A CN105056543A (en) | 2015-11-18 |
| CN105056543B true CN105056543B (en) | 2017-07-28 |
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ID=54486186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510466598.8A Expired - Fee Related CN105056543B (en) | 2015-08-03 | 2015-08-03 | A kind of five connecting rod nose-gears |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105056543B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106143881B (en) * | 2016-07-29 | 2018-09-14 | 江西核工业测绘院 | A kind of unmanned plane deceleration damping undercarriage |
| CN106218866B (en) * | 2016-08-19 | 2018-07-27 | 中航飞机起落架有限责任公司 | A kind of backplate follower of undercarriage |
| CN107985562A (en) * | 2017-12-07 | 2018-05-04 | 清华大学 | A kind of lightweight compact formula undercarriage |
| CN110973793A (en) * | 2019-12-20 | 2020-04-10 | 南通大学 | Intelligent luggage case |
| CN111470034B (en) * | 2020-04-29 | 2021-09-07 | 江苏工程职业技术学院 | Linkage mechanism of follow-up switch of landing gear cabin door of airplane |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2551788A (en) * | 1945-01-09 | 1951-05-08 | Cameron Donald William | Flight timer and retractable landing gear for model airplanes |
| CH557189A (en) * | 1973-04-06 | 1974-12-31 | Reinhard P Mikrona Ag | MODEL AIRPLANE. |
| CN100496658C (en) * | 2006-10-13 | 2009-06-10 | 伊比虎模型有限公司 | Wheel-receiving device of model airplane |
| JP2008104599A (en) * | 2006-10-25 | 2008-05-08 | Epf Hobby Co Ltd | Landing gear system and toy airplane with the same |
| CN201500456U (en) * | 2009-09-09 | 2010-06-09 | 王领军 | Landing gear receive-and-release device used for model airplane |
| CN204093040U (en) * | 2014-09-17 | 2015-01-14 | 安徽工程大学 | A kind of operation of landing gear and there are its model plane |
-
2015
- 2015-08-03 CN CN201510466598.8A patent/CN105056543B/en not_active Expired - Fee Related
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| CN105056543A (en) | 2015-11-18 |
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| CB03 | Change of inventor or designer information |
Inventor after: Xiang Mingbo Inventor before: Jin Jian |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20170703 Address after: City Economic and Technological Development Zone, Zhejiang province Wenzhou 325100 Center Street Street No. 111 Applicant after: Xiang Mingbo Address before: 325016, 190, Sha Xi Street, Qu Town, Ouhai District, Zhejiang, Wenzhou Applicant before: Jin Jian |
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| TR01 | Transfer of patent right |
Effective date of registration: 20180412 Address after: 519085 Guangdong Zhuhai high tech Zone, Tangjia Bay, Kwun Tong Industrial Zone, 2 floor second, fourth floor. Patentee after: Zhuhai Detian Aircraft Model Co.,Ltd. Address before: City Economic and Technological Development Zone, Zhejiang province Wenzhou 325100 Center Street Street No. 111 Patentee before: Xiang Mingbo |
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| 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: 20170728 Termination date: 20210803 |