CN114476089B - Control system and method for avoiding pilot air-lift reset misoperation - Google Patents
Control system and method for avoiding pilot air-lift reset misoperation Download PDFInfo
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- CN114476089B CN114476089B CN202111672991.4A CN202111672991A CN114476089B CN 114476089 B CN114476089 B CN 114476089B CN 202111672991 A CN202111672991 A CN 202111672991A CN 114476089 B CN114476089 B CN 114476089B
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- 238000000034 method Methods 0.000 title claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 97
- 239000002131 composite material Substances 0.000 claims abstract description 48
- 230000008713 feedback mechanism Effects 0.000 claims abstract description 37
- 238000004804 winding Methods 0.000 claims description 12
- 238000013016 damping Methods 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims description 4
- 230000002265 prevention Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000011378 shotcrete Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D25/00—Emergency apparatus or devices, not otherwise provided for
- B64D25/08—Ejecting or escaping means
- B64D25/10—Ejector seats
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
The application belongs to the field of aviation, and particularly relates to a control system and method for avoiding misoperation of pilot air-lift reset. According to the control system and method for avoiding pilot air-release reset misoperation, through the safety lock, the cushion composite plate, the spring mechanism, the constraint mechanism, the feedback mechanism and the interlocking actuating mechanism, the safety lock can be pulled first when a pilot leaves a position in air, so that the seat ejection function is locked, the safety lock is reminded to be pulled when reset, and the requirement of the seat ejection function is recovered. The novel intelligent ejection device has five working conditions, and through interlocking action of a mechanical structure, misoperation of a pilot can be avoided, so that accidental ejection risks are prevented.
Description
Technical Field
The application belongs to the field of aviation, and particularly relates to a control system and method for avoiding misoperation of pilot air-lift reset.
Background
When the pilot leaves the position and resets in the aircraft flight, there is the unexpected ejection of ejection seat because of touching by mistake or equipping the hook, causes the risk of the aircraft to destroy the people and die accident. Therefore, it must be ensured that the safety lock is locked before the pilot leaves the position, that the restraint mechanism is unlocked, and that the restraint mechanism is locked and then unlocked after the pilot resets.
It is therefore desirable to have a solution that overcomes or at least alleviates at least one of the above-mentioned drawbacks of the prior art.
Disclosure of Invention
The purpose of the application is to provide a control system and a control method for avoiding misoperation of pilot air-lift reset, so as to solve at least one problem existing in the prior art.
The technical scheme of the application is as follows:
a first aspect of the present application provides a control system for avoiding pilot air-lift-off reset misoperation, comprising:
the seat comprises a cushion composite plate, seat side plates, a seat bottom plate and a seat backrest, wherein an accommodating space is formed between the cushion composite plate and the seat bottom plate;
the safety lock is arranged at the front end of the cushion composite plate;
the spring mechanism is arranged in the accommodating space and comprises a spring, and an upper connecting plate and a lower connecting plate which are respectively arranged at two ends of the spring, wherein the upper connecting plate is connected with the cushion composite plate, and the lower connecting plate is connected with the seat bottom plate;
the restraint mechanism is connected with the safety lock and comprises a safety belt, a winding drum mechanism and a safety belt bolt, the winding drum mechanism realizes the functions of inertial locking, emergency forced tensioning and separating, the winding drum mechanism is arranged on the seat backrest, the safety belt bolt is arranged on a seat side plate, and when a pilot takes a seat, the safety belt is pulled out by the winding drum mechanism and inserted into the safety belt bolt;
the feedback mechanism comprises an indication rod, is arranged on one side of the seat and is used for reminding a pilot of returning the safety lock;
the interlocking actuating mechanism is installed on the seat backrest and comprises a safety lock connecting rod, a torsion spring component, a damping device, a sliding block and an interlocking rod, wherein the sliding block is installed on the indicating rod, one end of the interlocking rod is connected with the seat backrest through a rotating shaft, the other end of the interlocking rod is connected with the sliding block, the safety lock connecting rod is installed on the seat side plate, the torsion spring component and the damping mechanism are installed on the seat backrest, and the safety lock connecting rod is connected with the safety lock and the torsion spring component.
In at least one embodiment of the present application, the cushion composite plate is provided with a cushion thereon.
In at least one embodiment of the present application, the upper web is riveted with the seat cushion composite panel and the lower web is riveted with the seat pan.
In at least one embodiment of the present application, the pilot must first trip the safety lock when off-air, locking the seat ejection function, and prompting to trip the safety lock through the feedback mechanism when resetting, and restoring the requirement of the seat ejection function.
In at least one embodiment of the present application, the safety lock and the restraint mechanism are in a non-door relationship, the safety lock is firstly locked, the restraint mechanism is firstly unlocked, the restraint mechanism is firstly locked, and the safety lock is secondly unlocked.
In at least one embodiment of the present application, the safety lock, the cushion composite plate, and the feedback mechanism are in an and gate relationship, the safety lock and the cushion composite plate are an and gate input end, the feedback mechanism is an and gate output end, and the and gate is implemented by the interlocking actuating mechanism.
A second aspect of the present application provides a control method for avoiding a pilot air-lift-off reset misoperation, based on the control system for avoiding a pilot air-lift-off reset misoperation as described above, comprising:
the control system for avoiding the misoperation of pilot air-separation reset has a plurality of working states, which are respectively: a pilot sitting position state, a pilot pre-dislocation state, a pilot pre-resetting state and a pilot resetting state, wherein,
in the sitting posture of the pilot: the safety lock is opened, the cushion composite plate is flat, the spring mechanism is locked, the restraint mechanism is locked, and the interlocking actuating mechanism and the feedback mechanism do not actuate;
in pilot pre-unseated state: when a pilot is ready to get up and leave, the safety lock is required to be pulled first to lock the safety lock so as to unlock the constraint mechanism, after the safety lock is pulled, the spring mechanism is unlocked, the spring mechanism is positioned below the cushion composite plate, and after the spring mechanism is unlocked, upward acting force is applied to the cushion composite plate;
in pilot off-position state: after the pilot starts, the cushion composite plate is inclined under the upward acting force of the spring mechanism, and after the state of the safety lock and the state of the cushion composite plate are changed simultaneously, the feedback mechanism is unlocked through the interlocking actuating mechanism;
in pilot pre-reset state: when the pilot sits down in a return mode, the cushion composite plate is changed into a flat position from an inclined state, and the feedback mechanism is actuated through the interlocking actuating mechanism, so that the feedback mechanism prompts the pilot to operate the constraint mechanism and unlock the safety lock;
in pilot reset state: when the pilot sits down after returning, the restraint mechanism is operated first, then the safety lock is unlocked, the interlocking action component acts, and the feedback mechanism returns and locks the safety lock.
The invention has at least the following beneficial technical effects:
according to the control system for avoiding the pilot from being away from the air and resetting the misoperation, the misoperation of the pilot can be avoided through the interlocking action of the mechanical structure, so that the accidental ejection risk is prevented.
Drawings
FIG. 1 is a schematic diagram of a control system for avoiding pilot over-the-air reset misoperation in accordance with one embodiment of the present application;
FIG. 2 is a schematic diagram of an interlock actuation mechanism according to one embodiment of the present application;
FIG. 3 is a schematic diagram of a feedback mechanism according to one embodiment of the present application;
FIG. 4 is a pilot sitting posture state workflow diagram for avoiding pilot over-the-air reset misoperation in accordance with one embodiment of the present application;
FIG. 5 is a pilot pre-unset state workflow diagram for avoiding pilot air-lift reset misoperations in accordance with one embodiment of the present application;
FIG. 6 is a pilot off-position status workflow diagram for avoiding pilot off-air reset misoperations in accordance with one embodiment of the present application;
FIG. 7 is a pilot pre-reset state workflow diagram for avoiding pilot over-the-air reset misoperation in accordance with one embodiment of the present application;
FIG. 8 is a pilot reset state workflow diagram for avoiding pilot over-the-air reset malfunctions in accordance with one embodiment of the present application.
Detailed Description
In order to make the purposes, technical solutions and advantages of the implementation of the present application more clear, the technical solutions in the embodiments of the present application will be described in more detail below with reference to the accompanying drawings in the embodiments of the present application. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are some, but not all, of the embodiments of the present application. The embodiments described below by referring to the drawings are exemplary and intended for the purpose of explaining the present application and are not to be construed as limiting the present application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application. Embodiments of the present application are described in detail below with reference to the accompanying drawings.
In the description of the present application, it should be understood that the terms "center," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of protection of the present application.
The present application is described in further detail below with reference to fig. 1-2.
A first aspect of the present application provides a control system for avoiding pilot air-lift-off reset misoperation, comprising: a seat, a safety lock, a spring mechanism, a restraint mechanism, a feedback mechanism, and an interlock actuation mechanism.
Specifically, referring to fig. 1 to 3, the seat includes a seat cushion composite plate, a seat bottom plate, and a seat back, and an accommodating space is provided between the seat cushion composite plate and the seat bottom plate; the safety lock is arranged at the front end of the cushion composite board; the spring mechanism is arranged in the accommodating space and comprises a spring, an upper connecting plate and a lower connecting plate, wherein the upper connecting plate and the lower connecting plate are respectively arranged at two ends of the spring, the upper connecting plate is connected with the cushion composite plate, and the lower connecting plate is connected with the seat bottom plate; the restraint mechanism is connected with the safety lock and comprises a safety belt, a winding drum mechanism and a safety belt bolt, the winding drum mechanism realizes the functions of inertial locking, emergency forced tensioning and separation, the winding drum mechanism is arranged on a seat backrest, the safety belt bolt is arranged on a seat side plate, and when a pilot takes a seat, the safety belt is pulled out by the winding drum mechanism and inserted into the safety belt bolt; the feedback mechanism comprises an indication rod which is arranged on one side of the seat and used for reminding a pilot of returning the safety lock; the interlocking actuating mechanism is installed on the seat back, and the interlocking actuating mechanism includes safety lock connecting rod, torsional spring subassembly, damping device, slider and interlock lever, and the slider is installed on the pilot lever, and the one end of interlock lever is connected with the seat back through the pivot, and the other end is connected with the slider, and the safety lock connecting rod is installed on the seat curb plate, and torsional spring subassembly and damping device are installed on the seat back, and safety lock connecting rod connects safety lock and torsional spring subassembly.
The utility model provides a avoid pilot to leave control system who resets maloperation in air, central pull ring installs on the seat skeleton, and the safety handle is installed on central pull ring, safety lock promptly, and restraint mechanism is catapult seat and is shotcrete take-up mechanism, and interlocking actuating mechanism is located the seat back rear, and spring mechanism is arranged in the accommodation space between cushion composite sheet and the seat bottom plate, catapult seat basin rear side promptly, and feedback mechanism is pressed close to catapult a section of thick bamboo under non-operating mode, and is parallel with the axis of catapulting, and fig. 1 shows for operating mode.
In a preferred embodiment of the present application, a cushion is provided on the cushion composite plate, and the cushion composite plate are bonded together. In this embodiment, the upper connecting plate is riveted with the cushion composite plate, and the lower connecting plate is riveted with the seat bottom plate.
According to the control system for avoiding the pilot from air-off reset misoperation, when the pilot leaves the position in the air, the pilot must pull the safety lock first, so that the seat ejection function is locked, and when the pilot resets, the feedback mechanism is used for reminding the pulling of the safety lock, so that the requirement of the seat ejection function is recovered. The safety lock and the restraint mechanism are in a non-door relation, the safety lock is firstly locked, the restraint mechanism can be unlocked, the restraint mechanism is firstly locked, and the safety lock can be unlocked. The safety lock, the cushion composite plate and the feedback mechanism are in AND gate relation, the safety lock and the cushion composite plate are AND gate input ends, the feedback mechanism is an AND gate output end, and the AND gate is realized by the interlocking actuating mechanism.
According to the control system for avoiding the pilot from air-lift reset misoperation, the pilot pulls the safety handle before getting up and leaving, the safety lock is locked, the restraint system is unlocked at the moment, the spring mechanism is unlocked in fig. 2, and the torsion spring shaft of the interlocking actuating mechanism is locked. When the pilot gets up and leaves the position, the cushion composite board turns up under the action of the compression spring, and the connecting rod of the interlocking actuating mechanism moves, so that the torsion spring increases the elastic force, and simultaneously, the damping device is acted and stores energy. When the pilot returns to the seat, the cushion composite plate returns, the connecting rod of the interlocking actuating mechanism moves, the damping device releases energy, the feedback mechanism interlocking rod moves, as shown in fig. 3, the feedback mechanism indicates the rod to move, and the indicating end reminds the pilot that the restraint mechanism is needed to be worn, and the safety lock is unlocked. When the pilot wears the restraint mechanism and unlocks the safety lock, as shown in fig. 2, the state of the spring mechanism is locked, the torsion spring shaft of the interlocking actuating mechanism is released, the torsion spring releases the elastic force, and the interlocking rod of the feedback mechanism is coaxial with the torsion spring connecting rod, so that the interlocking rod of the feedback mechanism can recover to the original position under the action of the indicating rod spring of the feedback mechanism as shown in fig. 3, the damping device releases energy simultaneously, and the system recovers to the initial state.
Based on the control system for avoiding the pilot air-lift reset misoperation, the second aspect of the application provides a control method for avoiding the pilot air-lift reset misoperation, which comprises the following steps:
the control system for avoiding the misoperation of pilot air-separation reset has a plurality of working states, which are respectively: a pilot sitting position state, a pilot pre-dislocation state, a pilot pre-resetting state and a pilot resetting state, wherein,
in the sitting posture of the pilot: the safety lock is opened, the cushion composite plate is flat, the spring mechanism is locked, the restraint mechanism is locked, and the interlocking actuating mechanism and the feedback mechanism do not actuate;
the pilot sitting position state workflow is shown in fig. 4;
in pilot pre-unseated state: when a pilot is ready to get up and leave, the safety lock is required to be pulled first to lock the safety lock so as to unlock the constraint mechanism, after the safety lock is pulled, the spring mechanism is unlocked, the spring mechanism is positioned below the cushion composite plate, and after the spring mechanism is unlocked, upward acting force is applied to the cushion composite plate;
pilot pre-unseated state workflow is shown in fig. 5.
In pilot off-position state: after the pilot starts, the cushion composite plate is inclined under the upward acting force of the spring mechanism, and after the state of the safety lock and the state of the cushion composite plate are changed simultaneously, the feedback mechanism is unlocked through the interlocking actuating mechanism;
pilot off-position status workflow is shown in fig. 6.
In pilot pre-reset state: when the pilot sits down in a return mode, the cushion composite plate is changed into a flat position from an inclined state, and the feedback mechanism is actuated through the interlocking actuating mechanism, so that the feedback mechanism prompts the pilot to operate the constraint mechanism and unlock the safety lock;
the pilot pre-reset state workflow is shown in fig. 7.
In pilot reset state: when the pilot sits down after returning, the restraint mechanism is operated first, then the safety lock is unlocked, the interlocking action component acts, and the feedback mechanism returns and locks the safety lock.
When the pilot is in a reset state, after the pilot sits down in a reset mode, the restraint mechanism must be operated first, then the safety lock is unlocked, and if the safety lock is unlocked first, the safety lock cannot be unlocked, and the restraint mechanism must be operated first.
The pilot reset state workflow is shown in fig. 8.
According to the control system and method for avoiding pilot air-release reset misoperation, through the safety lock, the cushion composite plate, the spring mechanism, the constraint mechanism, the feedback mechanism and the interlocking actuating mechanism, the safety lock can be pulled first when a pilot leaves a position in air, so that the seat ejection function is locked, the safety lock is reminded to be pulled when reset, and the requirement of the seat ejection function is recovered. The novel intelligent ejection device has five working conditions, and through interlocking action of a mechanical structure, misoperation of a pilot can be avoided, so that accidental ejection risks are prevented.
The foregoing is merely specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present application should be covered in the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (7)
1. A control system for avoiding pilot air-lift reset misoperation, comprising:
the seat comprises a cushion composite plate, seat side plates, a seat bottom plate and a seat backrest, wherein an accommodating space is formed between the cushion composite plate and the seat bottom plate;
the safety lock is arranged at the front end of the cushion composite plate;
the spring mechanism is arranged in the accommodating space and comprises a spring, and an upper connecting plate and a lower connecting plate which are respectively arranged at two ends of the spring, wherein the upper connecting plate is connected with the cushion composite plate, and the lower connecting plate is connected with the seat bottom plate;
the restraint mechanism is connected with the safety lock and comprises a safety belt, a winding drum mechanism and a safety belt bolt, the winding drum mechanism realizes the functions of inertial locking, emergency forced tensioning and separating, the winding drum mechanism is arranged on the seat backrest, the safety belt bolt is arranged on a seat side plate, and when a pilot takes a seat, the safety belt is pulled out by the winding drum mechanism and inserted into the safety belt bolt;
the feedback mechanism comprises an indication rod, is arranged on one side of the seat and is used for reminding a pilot of returning the safety lock;
the interlocking actuating mechanism is installed on the seat backrest and comprises a safety lock connecting rod, a torsion spring component, a damping device, a sliding block and an interlocking rod, wherein the sliding block is installed on the indicating rod, one end of the interlocking rod is connected with the seat backrest through a rotating shaft, the other end of the interlocking rod is connected with the sliding block, the safety lock connecting rod is installed on the seat side plate, the torsion spring component and the damping device are installed on the seat backrest, and the safety lock connecting rod is connected with the safety lock and the torsion spring component.
2. The control system for avoiding pilot air-lift reset misoperation according to claim 1 wherein a cushion is arranged on the cushion composite plate.
3. The pilot air-lift-off misoperation prevention control system according to claim 2 wherein the upper web is riveted with a seat cushion composite panel and the lower web is riveted with a seat pan.
4. A control system for avoiding pilot air-lift reset misoperation according to claim 3 wherein the pilot must first trip the safety lock when the pilot is out of position in the air to lock the seat ejection function, and the feedback mechanism is used to remind the trip of the safety lock when the pilot is reset to restore the need of the seat ejection function.
5. The control system for avoiding pilot over-the-air reset misoperation according to claim 4 wherein a non-door relationship is provided between the safety lock and the restraint mechanism, the safety lock is firstly locked, the restraint mechanism is firstly unlocked, the restraint mechanism is firstly locked, and the safety lock is secondly unlocked.
6. The pilot air-lift reset misoperation prevention control system according to claim 5 wherein the safety lock, the cushion composite plate and the feedback mechanism are in an and gate relationship, the safety lock and the cushion composite plate are an and gate input end, the feedback mechanism is an and gate output end, and the and gate is realized by the interlocking actuating mechanism.
7. A control method for avoiding pilot air-lift reset misoperation, based on the control system for avoiding pilot air-lift reset misoperation of any one of claims 1 to 6, characterized by comprising:
the control system for avoiding the misoperation of pilot air-separation reset has a plurality of working states, which are respectively: a pilot sitting position state, a pilot pre-dislocation state, a pilot pre-resetting state and a pilot resetting state, wherein,
in the sitting posture of the pilot: the safety lock is opened, the cushion composite plate is flat, the spring mechanism is locked, the restraint mechanism is locked, and the interlocking actuating mechanism and the feedback mechanism do not actuate;
in pilot pre-unseated state: when a pilot is ready to get up and leave, the safety lock is required to be pulled first to lock the safety lock so as to unlock the constraint mechanism, after the safety lock is pulled, the spring mechanism is unlocked, the spring mechanism is positioned below the cushion composite plate, and after the spring mechanism is unlocked, upward acting force is applied to the cushion composite plate;
in pilot off-position state: after the pilot starts, the cushion composite plate is inclined under the upward acting force of the spring mechanism, and after the state of the safety lock and the state of the cushion composite plate are changed simultaneously, the feedback mechanism is unlocked through the interlocking actuating mechanism;
in pilot pre-reset state: when the pilot sits down in a return mode, the cushion composite plate is changed into a flat position from an inclined state, and the feedback mechanism is actuated through the interlocking actuating mechanism, so that the feedback mechanism prompts the pilot to operate the constraint mechanism and unlock the safety lock;
in pilot reset state: when the pilot sits down after returning, the restraint mechanism is operated first, then the safety lock is unlocked, the interlocking action component acts, and the feedback mechanism returns and locks the safety lock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111672991.4A CN114476089B (en) | 2021-12-31 | 2021-12-31 | Control system and method for avoiding pilot air-lift reset misoperation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111672991.4A CN114476089B (en) | 2021-12-31 | 2021-12-31 | Control system and method for avoiding pilot air-lift reset misoperation |
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| Publication Number | Publication Date |
|---|---|
| CN114476089A CN114476089A (en) | 2022-05-13 |
| CN114476089B true CN114476089B (en) | 2023-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111672991.4A Active CN114476089B (en) | 2021-12-31 | 2021-12-31 | Control system and method for avoiding pilot air-lift reset misoperation |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB848208A (en) * | 1956-12-21 | 1960-09-14 | Martin James | Improvements in means for securing an occupant in a seat such as an aircraft ejection seat |
| CN110606207A (en) * | 2019-10-11 | 2019-12-24 | 航宇救生装备有限公司 | Multi-protection integrated helicopter crash-resistant seat |
-
2021
- 2021-12-31 CN CN202111672991.4A patent/CN114476089B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB848208A (en) * | 1956-12-21 | 1960-09-14 | Martin James | Improvements in means for securing an occupant in a seat such as an aircraft ejection seat |
| CN110606207A (en) * | 2019-10-11 | 2019-12-24 | 航宇救生装备有限公司 | Multi-protection integrated helicopter crash-resistant seat |
Non-Patent Citations (1)
| Title |
|---|
| 某型飞机后椅启动时前椅弹射自动控制改进技术研究;冯卫权;;飞机设计(第01期);70-75 * |
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| CN114476089A (en) | 2022-05-13 |
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