KR20210144377A - Far side airbag apparatus for vehicle - Google Patents

Abstract

The present invention relates to a far side airbag device of a vehicle, which comprises: first and second airbag cushions mounted inside backrests of each seat arranged on both sides of a vehicle and inflated and expanded to correspond to side surfaces of an upper body of each passenger during a side collision of the vehicle; and first and second inflators generating gas by an impact sensing signal to supply the gas to each of the first and second airbag cushions. The first and second airbag cushions have a configuration to be inflated and expanded to push the opposite cushion in an opposite direction to support the cushion, so that a gap between the passengers moving toward side surfaces of the vehicle during the side collision of the vehicle, to prevent injuries due to the collision between the passengers to safely protect the passenger.

Description

FAR SIDE AIRBAG APPARATUS FOR VEHICLE

The present invention relates to a far side airbag device for a vehicle, and more particularly, to a far side airbag device for a vehicle that protects occupants by preventing a collision between occupants during a side collision of the vehicle.

BACKGROUND ART In general, an automobile airbag device is a safety device that protects an occupant by rapidly inflating the airbag by injecting gas into the airbag according to a signal of an impact sensor during a vehicle collision.

Such an airbag device is installed on a steering wheel, a dashboard, a seat, a side wall, etc. provided in a vehicle, and is inflated toward the front or side of the occupant when the vehicle collides to protect the occupant.

That is, in automobiles, frontal airbags deployed in front of the driver's seat and front passenger's seat, curtain airbags and side airbags deployed in the direction in which a side collision occurred (hereinafter referred to as 'collision side') to protect passengers, and knees to protect passengers' knees Airbags and the like may be provided.

The side airbag includes a so-called near side airbag that inflates and deploys between the passenger and the vehicle body component such as the door and protects the occupant from the vehicle body component member that protrudes inward due to the impact of a side impact, and the recoil of a side impact There is a far side airbag or a center side airbag that restricts the movement of occupants moving to the inside of the vehicle.

The far side airbag is deployed between a occupant and a occupant seated next to the vehicle when a collision accident occurs to prevent mutual collision of occupants, reduce the impact applied to the occupant, and prevent the occupant from being thrown out of the vehicle due to the impact. function to prevent it.

For example, the present applicant has disclosed a configuration of a far side airbag device in Patent Document 1 and Patent Document 2 below and applied for a patent.

Republic of Korea Patent Registration No. 10-1916007 (Notice on November 8, 2018) Republic of Korea Patent Registration No. 10-1781387 (published on February 20, 2017)

In order to perform the function as described above, the far side airbag must be able to stably support the occupant when it collides with the occupant and absorb the impact.

However, since the far side airbag according to the prior art cannot be supported by any structure that prevents the airbag from being rotated or moved due to the nature of the installation position, it is difficult to sufficiently support the collided occupant when the occupant collides.

That is, when the far side airbag is deployed, it comes into contact with the shoulder of the occupant and is pushed along the moving direction of the occupant and moves according to the position of the shoulder.

For this reason, since the conventional far side airbag rotates or moves in the left and right directions by contact with the shoulder portion of the occupant, there is a limit in preventing a collision with another occupant and safely protecting the occupant.

SUMMARY OF THE INVENTION An object of the present invention is to provide a far side airbag device for a vehicle that is inflated and deployed between occupants when a side collision of the vehicle occurs to prevent a collision between the occupants.

Another object of the present invention is to provide a far-side airbag device for a vehicle capable of deploying a pair of airbag cushions between occupants and pushing and supporting each other while the respective airbag cushions are deployed.

Another object of the present invention is to provide a far side airbag device for a vehicle capable of increasing bearing capacity by adjusting the deployment trajectory and timing of a pair of airbag cushions deployed between occupants.

In order to achieve the above object, the far side airbag device for a vehicle according to the present invention is a first device that is built in the backrest of each seat disposed on both sides, and is inflated and deployed to correspond to the side of the upper body of each occupant during a side collision of the vehicle. first and second airbag cushions, and first and second inflators that generate gas in response to an impact sensing signal and supply the first and second airbag cushions to the first and second airbag cushions, respectively, wherein the first and second airbag cushions form a corresponding cushion. It is characterized in that it is expanded and deployed to support by pushing in opposite directions to prevent a collision between occupants on each seat.

As described above, according to the far-side airbag device for a vehicle according to the present invention, the support force of the airbag cushion can be increased by inflating and deploying the first and second airbag cushions between occupants to push and support the other cushions while in contact with each other. effect is obtained.

Accordingly, according to the present invention, by effectively maintaining the clearance between the head portions of the occupants moving along the side direction of the vehicle during a side collision of the vehicle, it is possible to prevent injuries due to the collision between the occupants and safely protect them. .

According to the present invention, by providing the first and second airbag cushions in an asymmetric shape to inflate and deploy to different heights, the effect that the support force supporting the occupants on both sides can be adjusted is obtained.

Further, according to the present invention, by adjusting the deployment timings of the first and second airbag cushions and sequentially inflating and deploying them, there is an effect that the occupant protection performance can be improved.

1 is a front view showing a state in which each airbag cushion of a far side airbag device for a vehicle is deployed according to a preferred embodiment of the present invention;
2 is an enlarged view showing the configuration of each airbag cushion shown in FIG. 1;
3 is a side view of the first airbag shown in FIG. 2;
4 is a front view showing a state in which each airbag cushion of a far side airbag device for a vehicle is deployed according to another embodiment of the present invention;
5 is a view showing an operating state of a far side airbag device for a vehicle according to a preferred embodiment of the present invention;
6 is a front view showing a state in which an airbag cushion of a far side airbag device for a vehicle is deployed according to another embodiment of the present invention;
7 is a front view illustrating a state in which an airbag cushion of a far side airbag device for a vehicle is deployed according to another embodiment of the present invention;

Hereinafter, a far side airbag device for a vehicle according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

Hereinafter, the configuration of the far side airbag device for preventing a collision between the driver's seat and the passenger on the front passenger's seat will be described. However, the present invention is not necessarily limited thereto. It should be noted that this is subject to change.

And, hereinafter, the direction toward the front of the vehicle with the driver's seat as the center is referred to as 'front (F)', and the direction toward the rear of the vehicle is referred to as 'rear (B)'. In addition, the terms indicating the direction such as 'left (L)', 'right (R)', 'up (U)' and 'down (D)' indicate each direction based on the front and rear defined as doing

Accordingly, the front and rear (F, B) directions of the vehicle may be expressed in a horizontal direction, and the up and down (U, D) directions of the vehicle may be expressed in a vertical direction.

1 is a front view showing the deployed state of each airbag cushion of the far side airbag device of a vehicle according to a preferred embodiment of the present invention, and FIG. 2 is an enlarged view showing the configuration of each airbag cushion shown in FIG. 1 . And FIG. 3 is a side view of the first airbag shown in FIG. 2 .

As shown in FIG. 1, the far side airbag device for a vehicle according to a preferred embodiment of the present invention is built into the backrests 12 and 14 of each seat 11 and 13, and the upper body of each occupant during a side collision of the vehicle. The first and second airbag cushions 20 and 30 that are inflated and deployed to correspond to the side surfaces, and the first and second airbag cushions 20 and 30 that generate gas by the impact detection signal and supply the first and second airbag cushions 20 and 30, respectively 2 inflators 40 and 41 are included.

The first airbag cushion 20 is embedded in the backrest 12 of the driver's seat 11, and is inflated and deployed forward, upward, and downward from the backrest 12, so that the occupant, that is, the entire upper body of the driver, that is, the occupant's abdomen, chest, It expands and develops to correspond to the side of the neck and head and pelvic area.

The second airbag cushion 30 is built into the backrest 14 of the passenger seat 12, and is inflated and deployed forward, upward and downward from the backrest 14 to inflate and deploy to correspond to the entire upper body of the passenger seat and the side of the pelvis. do.

In this way, the first and second airbag cushions 20 and 30 are respectively inflated and deployed between the driver and the front passenger seat occupant, and folded to support each other by pushing and supporting the other cushions, thereby moving in the lateral direction of the vehicle due to the impact of a side collision. Prevent collisions between occupants to ensure safety.

More specifically, as shown in FIGS. 1 and 2 , the first airbag cushion 20 includes an outer panel in contact with the driver's right side and an inner panel in contact with the second airbag cushion 30 , It may be formed in a bag shape by bonding the edges of the inner panel and the outer panel by a sewing method or the like.

The first airbag cushion 20 is formed to be inflated and deployed in a substantially circular shape, an oval shape, or a hexahedral shape, and may be inflated and deployed from the driver's right side toward the front, upwards and downwards.

In particular, the upper and lower portions of the first airbag cushion 20 may be folded toward the driver's head, abdomen, or pelvis, respectively, with a central portion as the center.

To this end, the first airbag cushion 20 is divided into a plurality of chambers, and may be folded to each other around a central portion.

For example, the airbag cushion 20 includes an upper chamber 21 corresponding to the driver's upper chest, neck, and head with the driver's chest as the center, and a lower chamber 22 corresponding to the driver's lower chest and abdomen. ) may be included.

The lower chamber 22 may extend downward to protect the driver's pelvis.

The upper chamber 21 and the lower chamber 22 may be folded into an approximately '<' shape when viewed from the front by the first chamber wall 23 forming a non-expandable region that does not expand.

As shown in FIG. 3 , the first chamber wall 23 may be formed horizontally from the front end of the central portion of the first airbag cushion 20 toward the rear end. Of course, the first chamber wall 23 may be formed in various shapes such as a curved shape, a circular shape or an elliptical shape, a polygonal shape as well as a horizontal straight shape.

Accordingly, the upper chamber 21 and the lower chamber 22 of the first airbag cushion 20 may be folded to overlap each other around the first chamber wall 23 .

For example, the upper chamber 21 and the lower chamber 22 may be folded while forming an angle of approximately 60° to 120°.

In addition, a first extension part 24 extending upward from the first chamber wall 23 may be formed in the upper chamber 21 of the first airbag cushion 20 . Therefore, the central portion of the upper chamber 21 may be concavely expanded without being expanded by the first extension 24 . Here, the first extension 24 may be disposed at a position corresponding to the driver's arm and shoulder.

The second airbag cushion 30 may be provided in a shape that is line-symmetric with the first airbag cushion 20 .

In detail, the second airbag cushion 30 includes an outer panel in contact with the left side of the passenger seat occupant and an inner panel in contact with the first airbag cushion 20, and the edges of the inner panel and the outer panel are sewn together. It may be formed into a bag shape by bonding in a method or the like.

The second airbag cushion 30 is formed to be inflated and deployed in a substantially circular shape, an elliptical shape, or a hexahedral shape, and may be inflated and deployed from the right side of the passenger seat occupant toward the front, upward and downward directions.

The upper and lower portions of the second airbag cushion 30 may be folded toward the head and abdomen or pelvis of the passenger seat occupant with the center portion as the center, respectively.

To this end, the second airbag cushion 30 may be divided into a plurality of chambers, and may be folded around a central portion.

For example, the second airbag cushion 30 corresponds to the upper chamber 31 corresponding to the upper chest, neck, and head of the passenger seat occupant centering on the chest portion of the passenger seat occupant, and the lower chest and abdomen portion of the passenger seat occupant It may include a lower chamber 32 that is.

The lower chamber 32 may extend downward to protect the pelvis of the passenger in the passenger seat.

The upper chamber 31 and the lower chamber 32 may be folded into an approximately '>' shape in cross section by the second chamber wall 33 forming a non-expandable region that does not expand.

The second chamber wall 33 may be formed horizontally from the front end of the central portion of the second airbag cushion 30 toward the rear end. Of course, the first chamber wall may be formed in various shapes, such as a curved shape, a circular shape or an elliptical shape, a polygonal shape, as well as a horizontal linear shape.

Accordingly, the upper chamber 31 and the lower chamber 32 of the second airbag cushion 30 may be folded to overlap each other around the second chamber wall 33 .

For example, the upper chamber 31 and the lower chamber 32 of the second airbag cushion 30 may be folded while forming an angle of approximately 60° to 120°.

In addition, the upper chamber 31 of the second airbag cushion 30 may be expanded and deployed concavely without being inflated by the second extension part 34 extending upward from the second chamber wall 33 . Here, the second extension part 34 may be disposed at a position corresponding to the arm and shoulder region of the passenger in the passenger seat.

The first and second airbag cushions 20 and 30 configured as described above are inflated and deployed while their central portions are in contact with each other so that their cross-sections form an approximately 'X' shape when viewed from the front.

Accordingly, the first and second airbag cushions 20 and 30 may support the cushion by pushing the cushion to the opposite side.

In Fig. 2, the lower chamber 22 of the first airbag cushion 20 and the lower chamber 32 of the second airbag cushion 30 are respectively inflated and deployed when the first and second airbag cushions 20 and 30 are inflated and deployed. In order to safely protect the upper and lower body of the driver and the passenger in the front passenger seat, it should be inflated and deployed to have a sufficient first inflation thickness d1.

To this end, each of the lower chambers 22 and 32 is preferably expanded and deployed in a shape that can be supported by the central console 15 disposed between the driver's seat 11 and the passenger seat 13 .

In addition, the upper chamber 21 of the first airbag cushion 20 and the upper chamber 31 of the second airbag cushion 30 are respectively formed in the driver and passenger seats when the first and second airbag cushions 20 and 30 are inflated and deployed. In order to safely protect the upper part of the occupant's upper body, especially the head, it should be deployed with a second expansion thickness d2 that is expandable to a position close to the head of each occupant.

As described above, according to the present invention, the support force of the airbag cushion can be increased by inflating and deploying the first and second airbag cushions to push and support the opposing cushion while in contact with each other between the occupants on both sides.

Accordingly, according to the present invention, by effectively maintaining the clearance between the head portions of the occupants moving along the lateral direction of the vehicle during a side collision of the vehicle, injuries due to the collision between the occupants can be prevented and safely protected.

Again in FIG. 1 , the first and second inflators 20 and 30 are respectively built into the backrests 12 and 14 of the driver's seat 11 and the passenger seat 13, respectively, and when a side collision of a vehicle occurs, gas is generated by the shock detection signal. is generated and supplied to the first and second airbag cushions 20 and 30, respectively.

To this end, the first and second inflators 20 and 30 are installed along the vertical direction on the inner surface of each backrest 12 and 14, and the lower chamber 22 of the first and second airbag cushions 20 and 30 . , 32) can be connected respectively.

Meanwhile, the first and second airbag cushions 20 and 30 are manufactured to be folded toward opposite sides, respectively, but deployment shape limiting means is applied so that the first and second airbag cushions 20 and 30 can be effectively folded. The deployment shape can be defined.

4 is a front view illustrating a state in which each airbag cushion of a far side airbag device for a vehicle is deployed according to another embodiment of the present invention.

As shown in FIG. 4 , the first and second airbag cushions 20 and 30 may be provided with a tether member 50 defining the deployment shape of the first and second airbag cushions 20 and 30 .

That is, the upper chamber 21 and the lower chamber 22 of the first airbag cushion 20 have a deployment shape such that the upper chamber 21 and the lower chamber 22 are inflated and deployed to overlap each other when deployed. Both ends of the limiting first tether 51 may be connected.

In addition, the upper chamber 31 and the lower chamber 32 of the second airbag cushion 30 define a deployment shape so that the upper chamber 31 and the lower chamber 32 are inflated and deployed to overlap each other when deployed. Both ends of the second tether 52 may be connected.

Here, the first and second tethers 51 and 52 may be connected to upper ends of the upper chambers 21 and 31 and lower ends of the lower chambers 22 and 32 of the first and second airbag cushions 20 and 30, respectively.

Of course, the first and second tethers 51 and 52 are connected to the front end of each of the upper chambers 21 and 31 and the front end of each of the lower chambers 22 and 32, respectively, in order to avoid interference with the occupant, or The upper or front end of each of the upper chambers 21 and 31 and the lower end of each of the lower chambers 22 and 32 may be inclinedly connected.

That is, a position at which the first and second tethers 51 and 52 are connected, and an arrangement shape or angle of each tether 51 and 52 may be variously changed.

As described above, according to the present invention, by applying a tether member to the first and second airbag cushions to limit the deployment shape of the first and second airbag cushions, the support force is effectively increased in the process of mutually inflating and deploying, and the occupants, particularly the occupants, It can safely protect the head area.

Of course, in the present invention, instead of applying the tether member 50, the central front or rear ends of the first and second airbag cushions 20 and 30, or the front and rear ends of the first and second airbag cushions 20 and 30, are partially sewn or crawled by a preset length. By joining in a rod manner to form a joint, the deployed shape of the first and second airbag cushions 20 and 30 may be limited.

In addition, the present invention may be modified to form a joint by joining a portion of the first and second airbag cushions 20 and 30 by various suitable methods such as adhesive, RF welding, ultrasonic welding, etc. in addition to the sewing method.

Next, a coupling relationship and an operation method of the far side airbag device of a vehicle according to a preferred embodiment of the present invention will be described in detail with reference to FIG. 5 .

5 is a view showing an operating state of a far side airbag device for a vehicle according to a preferred embodiment of the present invention.

The first and second airbag cushions 20 and 30 and the first and second inflators 40 and 41 are built into the backrest 12 of the driver's seat 11 and the backrest 14 of the passenger seat 13, respectively.

Here, the first and second airbag cushions 20 and 30 have a predetermined deployment shape, for example, each of the lower chambers 22 and 32 is first inflated and then each of the upper chambers 21 and 31 are successively formed when a side collision of the vehicle occurs. In order to expand and deploy, it may be embedded in each backrest 12,14 in a folded state in a preset manner.

For example, the first and second airbag cushions 20 and 30 may be folded in an outboard folding method of rolling up based on the outer panel of each cushion 20 and 30 .

Alternatively, the first and second airbag cushions 20 and 30 are of a rolling method continuously rolled up from the bottom and Z-folding (or accordion) in which each partially rolled cushion 20, 30 is folded once or twice or more to the opposite side. It can be folded by mixing the folding) method.

The Z-folding method can obtain an effect of improving the deployment speed compared to the case of folding in a rolling manner.

In this way, the present invention can adjust the deployment shape and speed of each cushion according to the folding method of the first and second airbag cushions.

On the other hand, when a side collision of the vehicle occurs, the first and second inflators 40 and 41 generate gas by igniting the ignition according to the detection signal of the impact sensor (not shown) installed in the vehicle, The gas generated by the first and second inflators 40 and 41 is supplied into the first and second airbag cushions 20 and 30, respectively.

When gas is supplied from the first and second inflators 40 and 41 to the first and second airbag cushions 20 and 30, the first and second airbag cushions 20 and 30 are drawn out of the backrests 12 and 14 of the driver's seat 11 and the front passenger's seat 13. , inflates and deploys forward and upward and downward between the driver and front passenger.

At this time, as shown in FIG. 5 , the upper chamber 21 and the lower chamber 22 of the first airbag cushion 20 have an approximately '<' shape with respect to the first chamber wall 23 formed in the central portion. It expands and expands into a folded shape.

In addition, the upper chamber 31 and the lower chamber 32 of the second airbag cushion 30 are expanded and deployed in a folded shape by overlapping each other in an approximately '>' shape around the second chamber wall 33 formed in the central portion.

Accordingly, the center portions of the first airbag cushion 20 and the second airbag cushion 30 are in contact with each other to push and support the opposite cushions 20 and 30 to opposite sides.

Therefore, the upper chamber 21 and the lower chamber 22 of the first airbag cushion 20 are in the lateral direction of the vehicle, the upper body of the driver moving toward the right as viewed in FIG. The part is supported by pushing it in the left direction when viewed from the outside of the vehicle in FIG. 5 .

In addition, the upper chamber 31 and the lower chamber 32 of the second airbag cushion 30 have the upper body of the passenger seat moving toward the left in the lateral direction of the vehicle, as seen in FIG. The pelvis is supported by pushing the pelvis in the right direction when viewed from the outside of the vehicle in FIG. 5 .

As described above, according to the present invention, the first and second airbag cushions provided in a symmetrical shape are brought into contact to generate a supporting force for pushing and supporting the opposing cushion, so that the driver and the passenger seat occupant can be pushed and supported to move in opposite directions. .

Accordingly, the present invention can effectively prevent a collision between a driver and a passenger seat occupant, thereby preventing injuries due to a collision between occupants and safely protecting the driver.

Of course, according to the present invention, even when a passenger is not in the passenger seat 13 , the first airbag cushion 20 is pushed and supported by the second airbag cushion 30 in the left direction of the vehicle, thereby effectively preventing the driver from lateral movement. You can prevent it and keep it safe.

Meanwhile, in the present embodiment, it has been described that the first and second airbag cushions 20 and 30 are provided to be line symmetrical to each other, but the present invention is not necessarily limited thereto.

6 is a front view illustrating a state in which an airbag cushion of a far side airbag device for a vehicle is deployed according to another embodiment of the present invention.

As shown in FIG. 6 , in the far side airbag device 10 for a vehicle according to another embodiment of the present invention, the first and second airbag cushions 20 and 30 have an asymmetrical shape to inflate and deploy to different heights. can be provided.

That is, the passenger seat 13 is higher than the height at which the first airbag cushion 20 is installed on the backrest 12 of the driver's seat 11 so that the second airbag cushion 30 is inflated and deployed at a lower position than the first airbag cushion 20 . ) can be installed at a low height on the back 14 of the.

Alternatively, the second chamber wall 33 of the second airbag cushion 30 is at a lower position than the first chamber wall 23 of the first airbag cushion 20 , for example, lower than the approximately central portion of the first airbag cushion 20 . It may be formed at the location.

As described above, according to the present invention, by providing the first and second airbag cushions in an asymmetrical shape to inflate and deploy to different heights, it is possible to adjust the supporting force for supporting the occupants on both sides.

7 is a front view illustrating a state in which an airbag cushion of a far side airbag device for a vehicle is deployed according to another embodiment of the present invention.

As shown in FIG. 7 , the far side airbag device 10 for a vehicle according to another embodiment of the present invention may be changed to sequentially inflate and deploy the first and second airbag cushions 20 and 30 . .

For example, when an impact detection signal is received, the second inflator 41 generates gas after a preset delay time elapses and supplies the gas to the second airbag cushion 30 .

The delay time may be set to a time to form an optimal shape by sequentially inflating and deploying the first and second airbag cushions 20 and 30 through the deployment performance test of the far side airbag device 10 .

As described above, as the gas is supplied by delaying the gas supply timing, the first airbag cushion 20 is inflated and deployed to the driver's side, while the second airbag cushion 30 receives gas from the second inflator 41 . Only the lower chamber 32 to which is supplied first is expanded and deployed, and the upper chamber 31 is in a state before expansion and deployment.

Therefore, the second airbag cushion 30 pushes and supports the already inflated and deployed first airbag cushion 20 toward the left when viewed from the driver's side in FIG. 7 .

Accordingly, the first airbag cushion 20 pushes and supports the driver's upper body, particularly the head, moving in the lateral direction, that is, the right direction of the vehicle, toward the opposite side, that is, the left side, thereby further improving the driver's protective performance. have.

Meanwhile, the first airbag cushion 20 may move in the right direction by contact with the driver. At this time, the second airbag cushion 30 moves to the left by the rightward movement of the first airbag cushion 20 in a state in which the upper chamber 31 is inflated and deployed after the lower chamber 32, and the upper body of the passenger seat; In particular, the protective performance of the passenger seat occupant can be further improved by pushing and supporting the head in the left direction.

Through the process as described above, according to the present invention, the support force of the airbag cushion can be increased by inflating and deploying the first and second airbag cushions between occupants to push and support the other cushions while in contact with each other.

Accordingly, according to the present invention, by effectively maintaining the clearance between the head portions of the occupants moving along the lateral direction of the vehicle during a side collision of the vehicle, injuries due to the collision between the occupants can be prevented and safely protected.

Although the invention made by the present inventors has been described in detail according to the above embodiments, the present invention is not limited to the above embodiments, and various modifications can be made without departing from the gist of the present invention.

The present invention is applied to a far-side airbag device technology for automobiles that inflates and deploys first and second airbag cushions between occupants to push and support each other while in contact with each other to prevent injuries due to collision between occupants and safely protect them.

10: car airbag device
11: Driver's seat 12: Backrest
13: passenger seat 14: backrest
15: center console
20, 30: first and second airbag cushions
21,31: upper chamber 22,32: lower chamber
23,33: first and second chamber walls 24,34: first and second extensions
40,41: Inflator
50: tether members 51 and 52: first and second tethers

Claims (10)

First and second airbag cushions built into the backrests of each seat disposed on both sides and inflated and deployed to correspond to the upper body side of each occupant in the event of a side collision of the vehicle;
and first and second inflators for generating gas in response to an impact detection signal and supplying the gas to the first and second airbag cushions, respectively;
and the first and second airbag cushions are inflated and deployed to push and support the opposing cushions in opposite directions to prevent a collision between occupants of each seat. According to claim 1,
The first airbag cushion includes an upper chamber and a lower chamber that are expanded and deployed in a folded shape to form a preset angle with respect to the first chamber wall formed in the central portion,
The second airbag cushion is inflated and deployed in a direction opposite to that of the first airbag cushion in a shape that is folded to form a preset angle with respect to the second chamber wall formed in the central portion,
The far side airbag device for a vehicle, wherein the central portions of the first and second airbag cushions are in contact with each other to push and support the opposite cushions in opposite directions. 3. The method of claim 2,
The far side airbag device for a vehicle, characterized in that the first and second airbag cushions are provided with deployment shape limiting means for defining a deployment shape, respectively. 4. The method of claim 3,
The deployment shape limiting means is provided as a tether member connected to both ends of the upper chamber and the lower chamber of the first and second airbag cushions to define the deployment shape of the first and second airbag cushions. Far side airbag device. 4. The method of claim 3,
The deployment shape limiting means is provided as a junction part joined to a portion of the first and second airbag cushions so that the first and second airbag cushions are inflated and deployed in a shape folded in opposite directions. Far side airbag device in car. 6. The method according to any one of claims 1 to 5,
The upper chambers of the first and second airbag cushions are inflated and deployed to an inflatable thickness that is close to the head of each occupant, respectively;
The far side airbag device for a vehicle, wherein the lower chambers of the first and second airbag cushions are supported by a central console while inflated and deployed between the respective seats. 6. The method according to any one of claims 1 to 5,
Each of the first and second airbag cushions is formed in a bag shape by joining an outer panel in contact with the mating cushion and an inner panel in contact with the occupant,
Folding in an outboard folding method that rolls up based on the outer panel, or
A far-side airbag device for automobiles, characterized in that it is folded by mixing a rolling method that continuously rolls up from the bottom and a Z-folding method in which each partially rolled cushion is folded to the opposite side once or twice or more. 6. The method according to any one of claims 1 to 5,
The far side airbag device for a vehicle, wherein the first and second airbag cushions are provided in a shape symmetrical to each other. 6. The method according to any one of claims 1 to 5,
and the second airbag cushion is inflated and deployed to a height lower than that of the first airbag cushion so that the first and second airbag cushions increase the supporting force that pushes and supports the other cushions. 6. The method according to any one of claims 1 to 5,
The second inflator is configured to push and support the first airbag cushion while the second airbag cushion is sequentially inflated and deployed after the first airbag cushion is inflated and deployed. A far side airbag device for an automobile according to claim 1, wherein gas is later supplied to the second airbag cushion.

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