CN203996919U - A kind of carrier-borne aircraft spring catapult - Google Patents
A kind of carrier-borne aircraft spring catapult Download PDFInfo
- Publication number
- CN203996919U CN203996919U CN201420402551.6U CN201420402551U CN203996919U CN 203996919 U CN203996919 U CN 203996919U CN 201420402551 U CN201420402551 U CN 201420402551U CN 203996919 U CN203996919 U CN 203996919U
- Authority
- CN
- China
- Prior art keywords
- stage
- spring
- slide block
- trigger mechanism
- fixed
- 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.)
- Withdrawn - After Issue
Links
Abstract
The utility model discloses a kind of carrier-borne aircraft spring catapult.The technical solution of the utility model main points are: a kind of carrier-borne aircraft spring catapult, comprise trailer coupling, first order acceleration mechanism, second stage acceleration mechanism, two-stage combining mechanism and discharge trigger mechanism, this each constituent elements of carrier-borne aircraft spring catapult is installed on aircraft carrier hull, and the aircraft carrier hull of take supports as relying on.Spring of the present utility model is divided into two groups, and one-level pushes away, and one-level is drawn, and grouping is accelerated, and is connected, and strengthens spring catapult performance.
Description
Technical field
The utility model belongs to carrier-borne aircraft take-off system technical field, is specifically related to a kind of carrier-borne aircraft spring catapult.
Background technology
At present, on aircraft carrier, the mode of taking off of carrier-borne aircraft has sliding jumping up to fly and two kinds of modes of catapult-assisted take-off.Wherein catapult-assisted take-off mode comprises two kinds of steam ejection and electromagnetic launches.But, no matter be steam catapult or Electromagnetical ejector, their cost is all very high, maintenance difficult, auxiliary facility needs a lot, and China's carrier-borne aircraft catapult-assisted take-off technology starting is late, and research and development difficulty also can be very large, and sliding jumping up flies mode aircraft and can not take off at full capacity, affect combat radius and the bullet-loading capacity of aircraft.Comparatively speaking, spring catapult, theory structure is simple, and it is comparatively easy to realize, but under equal conditions, spring catapult needs larger elastic force, so initial velocity can be very large, faint, or the whole housing construction of aircraft cannot bear in the time of even can causing aviator to take off.The utility model provides a kind of spring catapult, by organizing spring, form more, be divided into two-stage, the first order pushes away, draw the second stage, get involved step by step, accelerate continuously, increase acceleration distance, give full play to spring potential energy, so just can suitably reduce initial velocity, make spring catapult-assisted take-off accelerator more steady, effectively.
Summary of the invention
The technical matters that the utility model solves has been to provide and a kind ofly can have realized the carrier-borne aircraft spring catapult that carrier-borne aircraft classification is launched.
The technical solution of the utility model is: a kind of carrier-borne aircraft spring catapult, it is characterized in that comprising trailer coupling, first order acceleration mechanism, second stage acceleration mechanism, two-stage combining mechanism and discharge trigger mechanism, this each constituent elements of carrier-borne aircraft spring catapult is installed on aircraft carrier hull, and the aircraft carrier hull of take supports as relying on;
Described trailer coupling is individually fixed in a side of first order acceleration mechanism and second stage acceleration mechanism, this trailer coupling mainly consists of winch and steel wire cable, wherein winch comprises motor, spool, change speed gear box and brake equipment, steel wire cable is wrapped on spool, between motor and spool, by change speed gear box, be connected, on the spool of change speed gear box inside, be provided with flywheel, described brake equipment is arranged at a side of spool, for brake hoist engine;
Described first order acceleration mechanism is mainly by stage clip, spring strut, baffle plate and one-level traction slide block form, wherein stage clip is embedded in spring strut and is jointly fixed on baffle plate with spring strut, the barrel of described spring strut is provided with relative side channel hole, left and right and is provided with slotted eye at the barrel upside of middle part spring strut, described one-level traction slide block is mainly by cylinder inner slide, outside tractor and connector form, cylinder inner slide be embedded in spring strut and with spring strut bearing fit, the junction of cylinder inner slide is arranged at respectively in the side channel hole of spring strut, the both sides of cylinder inner slide discharge trigger mechanism by the first order and are connected with the steel wire cable being wound on spool, the upper slotted eye that outside tractor and an inner slide were fixedly connected with and passed spring strut is arranged at the top of spring strut, this outside tractor is used for drawing carrier-borne aircraft, stage clip is arranged between an inner slide and baffle plate, described connector is fixed on the front side of an inner slide, its front end is pyramid parts, rear end is prism parts, pyramid parts by front end form conic clamp platform in the front side of connector, described pyramid parts be coated with one deck rubber,
Described second stage acceleration mechanism mainly consists of extension spring, sliding rail, base plate and secondary traction slide block, wherein one end of extension spring connects secondary traction slide block, the other end of extension spring is fixed on base plate, double pulley is equipped with respectively at the two ends of secondary traction slide block, this double pulley is embedded in sliding rail, both sides and its end that described sliding rail is arranged at extension spring are fixed on base plate, and the both sides of secondary traction slide block discharge trigger mechanism by the second stage and are connected with the steel wire cable being wound on spool;
Described two-stage combining mechanism is installed on secondary traction slide block, be used for connecting first order acceleration mechanism and second stage acceleration mechanism, two-stage combining mechanism is mainly by connecting slot, fixed dam, spring bar, manual control switch and photoelectric switch form, the pyramid parts that wherein connect in slot and one-level traction slide block connector match, fixed dam is divided into upper and lower two fans, respectively be fixedly installed in the spring bar that is connected the upper and lower both sides of slot and be connected, described photoelectric switch is arranged at and connects slot inside, be used for responding to triggering and discharge trigger mechanism, described manual control switch is arranged at a side of fixed dam, for the rotation of manual control fixed dam,
Described release trigger mechanism comprises that the first order discharges trigger mechanism and the second stage discharges trigger mechanism, wherein first order release trigger mechanism is assigned on the track of first order acceleration mechanism both sides by pulley cunning, this first order discharges one end connecting steel wire ropes rope of trigger mechanism, the other end connects one-level traction slide block, the sliding rail that the second stage discharges trigger mechanism and secondary traction slide block shares, the second stage discharges in trigger mechanism is assigned in second stage acceleration mechanism sliding rail by pulley cunning and is connected and supported by pipe link, described release trigger mechanism relies on hydraulic power to complete keying, it is mainly by hydraulic push rod, fixing pincers, fixed chuck, rotating shaft and pulley form, hydraulic push rod is connected and fixed pincers, fixedly pincers are articulated with in rotating shaft, in the jaw of fixing pincers, be provided with fixed chuck, this fixed chuck is fixed on secondary traction slide block, the outside of described fixedly pincers is provided with pulley and is slided and be assigned in the track of first order acceleration mechanism both sides and the sliding rail of second stage acceleration mechanism respectively by pulley.
The utility model usefulness is: spring is divided into two groups, and one-level pushes away, and one-level is drawn, and grouping is accelerated, and is connected, and strengthens spring catapult performance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model, Fig. 2 is the structural representation of trailer coupling in the utility model, Fig. 3 is the structural representation of first order acceleration mechanism in the utility model, Fig. 4 is the structural representation of one-level traction slide block, Fig. 5 is the structural representation of second stage acceleration mechanism in the utility model, Fig. 6 is the structural representation of two-stage combining mechanism in the utility model, Fig. 7 is connector and the structural representation that is connected slot, Fig. 8 discharges the structural representation of trigger mechanism in the utility model, Fig. 9 is the structural representation that photoelectric switch triggers, Figure 10 is photoelectricity exploitation trigger circuit figure.
Illustrate: 1, trailer coupling, 2, first order acceleration mechanism, 3, second stage acceleration mechanism, 4, two-stage combining mechanism, 5, discharge trigger mechanism, 6, winch, 7, steel wire cable, 8, motor, 9, spool, 10, change speed gear box, 11, stage clip, 12, spring strut, 13, baffle plate, 14, one-level traction slide block, 15, cylinder inner slide, 16, outside tractor, 17, connector, 18, extension spring, 19, sliding rail, 20, base plate, 21, secondary traction slide block, 22, double pulley, 23, connect slot, 24, fixed dam, 25, spring bar, 26, manual control switch, 27, hydraulic push rod, 28, fixing pincers, 29, fixed chuck, 30, rotating shaft, 31, pulley, 32, track, 33, pipe link.
The specific embodiment
Describe by reference to the accompanying drawings embodiment in detail.A carrier-borne aircraft spring catapult, comprises trailer coupling 1, first order acceleration mechanism 2, second stage acceleration mechanism 3, two-stage combining mechanism 4 and release trigger mechanism 5, on the aircraft carrier hull that all spring catapult component parts are all installed, the aircraft carrier hull of take supports as relying on.
Described trailer coupling comprises winch 6 and steel wire cable 7, wherein winch 5 is mainly comprised of motor 8, spool 9, change speed gear box 10 and brake equipment, steel wire cable 7 is wrapped on winch 6 spools 9, change speed gear box 10 connects motor 8 and spool 9, regulate its velocity ratio, control winch tractive force, and flywheel is equipped with in inside, when motor 8 forward rotation, steel wire cable 7 rollings, but while manually pulling out steel wire cable 7, motor 8 does not rotate, brake equipment is used for brake hoist engine 6, makes its fixing brake, can not rotate.
Described first order acceleration mechanism 3 comprises three groups of stage clips 11, spring strut 12, baffle plate 13 and one-level traction slide block 14, the original length of stage clip 11 is 50-60 rice, can be compressed to 15-20 rice, with storage elasticity potential energy, spring strut 12 is wrapped in stage clip 11, their one end is all fixedly mounted on baffle plate 13, spring strut 12 radiuses are greater than stage clip 11 radiuses slightly, spring strut 12 inwalls scribble a large amount of machine oil, reduce stage clip 11 motion wearing and tearing, described one-level traction slide block 14 is mainly by cylinder inner slide 15, outside tractor 16 and connector 17 form, cylinder inner slide 15 is embedded in spring strut 12, separate with stage clip 11, two ends discharge trigger mechanism by the first order and are connected with steel wire cable 7, winch 6 rolling steel wire cables 7, one-level traction slide block 14 is at the interior sliding compression stage clip 11 of spring strut 12, be compressed to correct position, then discharge transmitting, stage clip 11 is just pushing away one-level traction slide block 14 and is accelerating rapidly, outside tractor 16 is connected with cylinder inner slide 15, by spring strut 12 openings, be exposed on the external, connect aircraft nose-gear, be used for towing aircraft, connector 17 front ends are pyramid parts, back is prism parts, whole front end is large, rear end is thin, the surface of pyramid parts is wrapped in one deck and has elastomeric quality of rubber materials, play protection buffer action, can insert two-stage combining mechanism 4, be used for connecting triggering second stage acceleration mechanism 3.
Described second stage acceleration mechanism 3 comprises extension spring 18, sliding rail 19, base plate 20 and secondary traction slide block 21, the original length of described extension spring 18 is 30-40 rice, can elongate the rice to 100-150, extension spring 18 one end are fixedly connected with secondary traction slide block 21, the other end is installed and is connected on base plate 20, double pulley 22 is equipped with respectively at secondary traction slide block 21 two ends, be embedded in 19 li of sliding rails, can be free to slide along sliding rail 19, restriction extension spring 18 path of motions, secondary traction slide block 21 both sides discharge trigger mechanism connecting steel wire ropes rope 7 by the second stage, winch 6 rolling steel wire cables 7, make extension spring 18 stretching accumulation of energys, sliding rail 19 plays fixed constraints extension spring 18 motion effects, inwall scribbles a large amount of machine oil, reduce the skimming wear of double pulley 22.
Described two-stage combining mechanism 4 is arranged on secondary traction slide block 21, be used for connecting first order acceleration mechanism 2 and second stage acceleration mechanism 3, mainly comprise and connect slot 23, fixed dam 24, spring bar 25, manual control switch 26 and photoelectric switch, described connection slot 23 engages with connector 17 couplings of one-level traction slide block 14, can make connector 17 insert, fixed dam 24 is divided into upper and lower two fans, be connected with spring bar 25 one end separately respectively, spring bar 25 other ends are arranged on and connect on slot 23 with fixed dam 24, described spring bar 25 is only to extend, but can not recompress, when inserting connection slot 23, connector 17 clashes into fixed dam 24, make it to connecting slot 23 interior overturns, after connector 17 is entered, spring bar 25 retracts fixed dam 24 reversions by elasticity, set back, just in time block connector 17, two-stage acceleration mechanism has been engaged on together, when connector 17 enters connection slot 23, trigger photoelectric switch, photoelectric switch is opened and is discharged trigger mechanism 5, second stage acceleration mechanism 3 discharges, again accelerate, described photoelectric switch is arranged on and connects slot 23 inside, after connector 17 inserts, induction triggers and discharges trigger mechanism 5, described manual control switch 26 can be used to 24 rotations of manual control fixed dam, be used for discharging separated two-stage acceleration mechanism.
Described release trigger mechanism 5 is responsible for opening release two-stage acceleration mechanism, the main hydraulic power that relies on completes keying, comprise hydraulic push rod 27, fixing pincers 28, fixed chuck 29, rotating shaft 30 and pulley 31, hydraulic push rod 27 is connected and fixed pincers 28, fixing pincers 28 are fixing by rotating shaft 30, can 28 rotate around the shaft, when hydraulic push rod 27 extends, can promote 30 rotations around the shaft of two fixing pincers 28, fixing pincers 28 open, unclamped fixed chuck 29, acceleration mechanism discharges, otherwise, hydraulic push rod 27 shrinks, just haul 28 contrarotations of fixing pincers, clamping fixed chuck 29, wherein fixed chuck 29 is arranged on respectively one-level traction slide block 14 and secondary traction slide block 21 both sides, by fixing pincers 28 clampings, discharge trigger mechanism 5 other end connecting steel wire ropes ropes 7, described pulley 31 is embedded in track 32, support and discharge trigger mechanism 5 along track 32 slips, the first order discharges trigger mechanism and is arranged on the track 32 of first order acceleration mechanism 2 both sides, one end connecting steel wire ropes rope 7, one end connects one-level traction slide block 14, by aircraft carrier emission control switch, directly controlled, the sliding rail 19 that the second stage discharges trigger mechanism and secondary traction slide block 21 shares, each two, both sides discharge trigger mechanism 5 and are arranged on sliding rail 19, and there is pipe link 33 to connect support, second stage acceleration mechanism requires accurate drop away time, by photoelectric switch, trigger and control, in two-step mechanism convergence process, connector 17 triggers photoelectric switch and controls hydraulic push rod 27 elongations while inserting connection slot 23.
The utility model overall work principle and process:
Suppose to launch complete, starting a new round launches, at this moment, complete owing to launching last time, the traction slide block of two-stage acceleration mechanism is docking together and slides into the end of second stage acceleration mechanism, so first to second stage acceleration mechanism accumulation of energy, by aircraft carrier staff, pushing away second stage release trigger mechanism slides on sliding rail, haul thus the steel wire cable of trailer coupling, move secondary traction slide block place to always, flywheel in winch change speed gear box does not rotate motor, can reduce artificial thrust, then the fixedly pincers that the Liang Ge second stage, both sides discharged to trigger mechanism are buckled in respectively on fixed chuck, controlling hydraulic push rod shrinks again, make fixing pincers clamping fixed chuck, now the winch of trailer coupling starts, rolling steel wire cable, hauling secondary traction slide block slides along sliding rail, start as second stage acceleration mechanism accumulation of energy.
Move to while approaching first order acceleration mechanism place always, while making one-level traction slide block enter in the spring strut of first order acceleration mechanism, stop, at this moment the fixedly pincers that the first order is discharged to trigger mechanism that use the same method are buckled in respectively on the fixed chuck at one-level traction slide block two ends, control the manual control switch of two-stage connected structure, fixed dam is inwardly overturn, now the winch of trailer coupling starts, rolling steel wire cable, connector just can exit from connect slot, steel wire cable hauls one-level traction slide block at spring strut compression press spring, is the accumulation of energy of first order acceleration mechanism.
After the accumulation of energy of two-stage acceleration mechanism, aircraft-carrier-deck is boarded a plane in place, outside tractor connects aircraft nose-gear, after ejection system everything in readiness, press firing button, the first order discharges trigger mechanism and discharges one-level traction slide block, under stage clip effect, hauling aircraft accelerates for the first time, the connector that draws slide block when one-level rushes open fixed dam, insert in the connection slot of two-stage combining mechanism, trigger photoelectric switch, open the second stage and discharge trigger mechanism, now fixed dam is retracted and blocks connector by spring bar, two-stage acceleration mechanism is engaged togather, start accelerator for the second time, when extension spring sets back, spring acceleration/accel is zero, it is maximum that air speed reaches, aircraft meets takeoff speed this moment, depart from outside tractor, take off, two-stage traction slide block is due to inertia, continue motion, under the resistance of spring, slow down, through crank motion, final static stopping.One time ejection process is complete, starts to launch next time, repeats said process.
More than show and described groundwork of the present utility model; principal character and advantage; do not departing under the prerequisite of the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall into claimed scope of the present utility model.
Claims (1)
1. a carrier-borne aircraft spring catapult, it is characterized in that comprising trailer coupling, first order acceleration mechanism, second stage acceleration mechanism, two-stage combining mechanism and discharge trigger mechanism, this each constituent elements of carrier-borne aircraft spring catapult is installed on aircraft carrier hull, and the aircraft carrier hull of take supports as relying on;
Described trailer coupling is individually fixed in a side of first order acceleration mechanism and second stage acceleration mechanism, this trailer coupling mainly consists of winch and steel wire cable, wherein winch comprises motor, spool, change speed gear box and brake equipment, steel wire cable is wrapped on spool, between motor and spool, by change speed gear box, be connected, on the spool of change speed gear box inside, be provided with flywheel, described brake equipment is arranged at a side of spool, for brake hoist engine;
Described first order acceleration mechanism is mainly by stage clip, spring strut, baffle plate and one-level traction slide block form, wherein stage clip is embedded in spring strut and is jointly fixed on baffle plate with spring strut, the barrel of described spring strut is provided with relative side channel hole, left and right and is provided with slotted eye at the barrel upside of middle part spring strut, described one-level traction slide block is mainly by cylinder inner slide, outside tractor and connector form, cylinder inner slide be embedded in spring strut and with spring strut bearing fit, the junction of cylinder inner slide is arranged at respectively in the side channel hole of spring strut, the both sides of cylinder inner slide discharge trigger mechanism by the first order and are connected with the steel wire cable being wound on spool, the upper slotted eye that outside tractor and an inner slide were fixedly connected with and passed spring strut is arranged at the top of spring strut, this outside tractor is used for drawing carrier-borne aircraft, stage clip is arranged between an inner slide and baffle plate, described connector is fixed on the front side of an inner slide, its front end is pyramid parts, rear end is prism parts, pyramid parts by front end form conic clamp platform in the front side of connector, described pyramid parts be coated with one deck rubber,
Described second stage acceleration mechanism mainly consists of extension spring, sliding rail, base plate and secondary traction slide block, wherein one end of extension spring connects secondary traction slide block, the other end of extension spring is fixed on base plate, double pulley is equipped with respectively at the two ends of secondary traction slide block, this double pulley is embedded in sliding rail, both sides and its end that described sliding rail is arranged at extension spring are fixed on base plate, and the both sides of secondary traction slide block discharge trigger mechanism by the second stage and are connected with the steel wire cable being wound on spool;
Described two-stage combining mechanism is installed on secondary traction slide block, be used for connecting first order acceleration mechanism and second stage acceleration mechanism, two-stage combining mechanism is mainly by connecting slot, fixed dam, spring bar, manual control switch and photoelectric switch form, the pyramid parts that wherein connect in slot and one-level traction slide block connector match, fixed dam is divided into upper and lower two fans, respectively be fixedly installed in the spring bar that is connected the upper and lower both sides of slot and be connected, described photoelectric switch is arranged at and connects slot inside, be used for responding to triggering and discharge trigger mechanism, described manual control switch is arranged at a side of fixed dam, for the rotation of manual control fixed dam,
Described release trigger mechanism comprises that the first order discharges trigger mechanism and the second stage discharges trigger mechanism, wherein first order release trigger mechanism is assigned on the track of first order acceleration mechanism both sides by pulley cunning, this first order discharges one end connecting steel wire ropes rope of trigger mechanism, the other end connects one-level traction slide block, the sliding rail that the second stage discharges trigger mechanism and secondary traction slide block shares, the second stage discharges in trigger mechanism is assigned in second stage acceleration mechanism sliding rail by pulley cunning and is connected and supported by pipe link, described release trigger mechanism relies on hydraulic power to complete keying, it is mainly by hydraulic push rod, fixing pincers, fixed chuck, rotating shaft and pulley form, hydraulic push rod is connected and fixed pincers, fixedly pincers are articulated with in rotating shaft, in the jaw of fixing pincers, be provided with fixed chuck, this fixed chuck is fixed on secondary traction slide block, the outside of described fixedly pincers is provided with pulley and is slided and be assigned in the track of first order acceleration mechanism both sides and the sliding rail of second stage acceleration mechanism respectively by pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420402551.6U CN203996919U (en) | 2014-07-22 | 2014-07-22 | A kind of carrier-borne aircraft spring catapult |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420402551.6U CN203996919U (en) | 2014-07-22 | 2014-07-22 | A kind of carrier-borne aircraft spring catapult |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203996919U true CN203996919U (en) | 2014-12-10 |
Family
ID=52036959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420402551.6U Withdrawn - After Issue CN203996919U (en) | 2014-07-22 | 2014-07-22 | A kind of carrier-borne aircraft spring catapult |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203996919U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104129506A (en) * | 2014-07-22 | 2014-11-05 | 河南师范大学 | Shipboard aircraft spring catapult |
| CN107600449A (en) * | 2017-09-06 | 2018-01-19 | 哈尔滨工业大学 | A kind of unmanned aerial vehicle ejecting device |
-
2014
- 2014-07-22 CN CN201420402551.6U patent/CN203996919U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104129506A (en) * | 2014-07-22 | 2014-11-05 | 河南师范大学 | Shipboard aircraft spring catapult |
| CN107600449A (en) * | 2017-09-06 | 2018-01-19 | 哈尔滨工业大学 | A kind of unmanned aerial vehicle ejecting device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104129506B (en) | A kind of carrier-borne aircraft spring catapult | |
| CN102795347B (en) | Two-tube spring ejector for aircraft carrier | |
| CN101081639B (en) | Ejecting system applied for unmanned aerial plane launching system | |
| CN109896038B (en) | Unmanned aerial vehicle ejection system | |
| CN110733661B (en) | Unmanned aerial vehicle for aerial surveying and mapping and use method thereof | |
| CN203996919U (en) | A kind of carrier-borne aircraft spring catapult | |
| CN203623978U (en) | Unmanned aerial vehicle catapulting frame | |
| CN205045007U (en) | Unmanned aerial vehicle launches car fast | |
| CN205418141U (en) | Aircraft carrier catapult pull device | |
| CN109264016A (en) | A kind of unmanned plane locking release device | |
| DE102015111224A1 (en) | Starting and recovery device for a tethered wind power element | |
| CN106169264B (en) | Simulated training system is blocked in aircraft carrier ejection | |
| CN102849223A (en) | Novel spring catapult for aircraft carrier | |
| CN102951297B (en) | Device for realizing high-speed take-off of shipboard aircraft by spring combination mechanical ejection | |
| WO2019205726A1 (en) | Aircraft carrier aircraft takeoff catapult equipment | |
| CN203453160U (en) | Pneumatic-hydraulic system of low-impact UAV ejector | |
| CN103129745B (en) | Carrier-borne aircraft omnidistance even acceleration mechanical traction high speed takeoff method and device | |
| CN201530479U (en) | Speed-down braking mechanism for unmanned slide trolley | |
| CN214138961U (en) | Air-drop war chariot buffer system disengaging device | |
| CN204916213U (en) | Unmanned aerial vehicle starts jettison device | |
| CN203428043U (en) | Assisting system for short takeoff of carrier-borne aircrafts | |
| CN201415757Y (en) | Self-supply power ejection device of aircraft carrier | |
| CN202166361U (en) | Pull-type negative pressure ejection device | |
| CN210310922U (en) | Pneumatic catapult of unmanned aerial vehicle | |
| CN206679277U (en) | A kind of gas-powered catapult |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141210 Effective date of abandoning: 20160302 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |