WO2011052363A1 - エアバッグ装置 - Google Patents
エアバッグ装置 Download PDFInfo
- Publication number
- WO2011052363A1 WO2011052363A1 PCT/JP2010/067777 JP2010067777W WO2011052363A1 WO 2011052363 A1 WO2011052363 A1 WO 2011052363A1 JP 2010067777 W JP2010067777 W JP 2010067777W WO 2011052363 A1 WO2011052363 A1 WO 2011052363A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- airbag
- lid
- inflator
- peripheral wall
- outer bag
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/205—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in dashboards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/201—Packaging straps or envelopes for inflatable members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/217—Inflation fluid source retainers, e.g. reaction canisters; Connection of bags, covers, diffusers or inflation fluid sources therewith or together
Definitions
- the present invention relates to an airbag device that inflates and deploys to protect an occupant when a vehicle collides.
- the airbag device for the passenger seat is normally disposed in the instrument panel. In the event of a vehicle collision or the like, the airbag protects the occupant by opening the lid provided on the instrument panel and inflating and deploying the lid.
- the airbag is surrounded by a plate made of resin or metal so that the airbag is inflated and deployed in the instrument panel in the direction of splitting the lid. For this reason, the airbag device tends to increase in weight.
- Patent Document 1 a short assembly for fixing an inflator device is formed of a woven fabric or the like, and the short assembly is fixed to a rectangular frame-shaped collar formed of metal or the like, and the collar is attached to an automobile.
- a bag module is disclosed.
- an object of the present invention is to reduce the weight of the configuration for suppressing the airbag from spreading in the radial direction as much as possible.
- an airbag device in an airbag built-in panel having a lid portion that can be split open and a lid-side peripheral wall portion that is erected on the outer periphery of the lid portion.
- An airbag device to be assembled which is disposed inside the lid portion, and is folded into a state in which an inflator capable of generating gas is disposed between the lid portion and the inflator.
- An airbag that can be inflated and deployed in a bag shape by the introduced gas, and an outer bag side bottom portion and an outer bag side peripheral wall portion provided on the outer periphery of the outer bag side bottom portion by a sheet-like member.
- the outer bag side bottom portion is fixed to the inflator and the outer bag side peripheral wall portion surrounds and inflates the airbag.
- the airbag apparatus according to the second aspect is the airbag apparatus according to the first aspect, wherein the airbag being inflated and deployed at the distal end portion of the outer peripheral wall portion of the outer bag and the airbag built-in panel.
- an extending portion that can be sandwiched between the outer peripheral side outer surface of the lid portion is provided.
- An airbag device is the airbag device according to the first or second aspect, and includes an inflator fixing having a reaction plate to which the inflator is fixed and a fixing bracket that can be fixed to a vehicle body side member. A member is further provided, and the inflator is fixed at a fixed position inside the lid portion by fixing the fixing bracket to the vehicle body side member.
- An airbag device is the airbag device according to any one of the first to third aspects, wherein the airbag device is connected to the inflator and the lid side peripheral wall portion, and the inflator is connected to the lid.
- a belt portion that is held at a fixed position inside the portion;
- An airbag apparatus is the airbag apparatus according to the fourth aspect, wherein one end of the belt portion is joined to an inflator, and the other end of the belt portion is connected to the lid side peripheral wall portion.
- the outer bag side peripheral wall portion is joined through the formed attachment hole.
- An airbag apparatus is the airbag apparatus according to the fourth aspect, wherein a longitudinal intermediate portion of the belt portion is passed through an attachment hole formed in the lid side peripheral wall portion, and the belt Both ends of the part are joined to the inflator.
- the airbag device according to a seventh aspect is the airbag device according to the fourth aspect, wherein one end of the belt portion is joined to an inflator, and the other end of the belt portion is interposed via a hook portion.
- the lid side peripheral wall is locked and fixed.
- the outer bag side peripheral wall portion when the airbag is inflated and deployed, the outer bag side peripheral wall portion is sandwiched between the airbag to be inflated and deployed and the lid side peripheral wall portion. For this reason, the outer bag side peripheral wall part maintains the state which surrounds an airbag between a lid side peripheral wall part and an inflator. Thereby, it can suppress that an airbag spreads in a radial direction between a lid side surrounding wall part and an inflator. Further, since the configuration for suppressing the airbag from spreading in the radial direction can be realized by the outer bag sewn in a three-dimensional shape mainly by the sheet-like member, the weight can be reduced as much as possible.
- the extending portion provided at the distal end portion of the outer peripheral wall portion of the outer bag has the lid portion of the airbag and the airbag built-in panel being inflated and deployed. Since the outer bag side peripheral wall portion is sandwiched between the opening outer peripheral edge portion after being split open, it is difficult to extract the outer bag side peripheral wall portion from between the airbag being inflated and deployed and the lid side peripheral wall portion. Thereby, it can suppress more reliably that an airbag spreads in a radial direction between a lid side surrounding wall part and an inflator.
- the inflator can be fixed at a fixed position inside the lid portion by the fixing bracket, and the fixing configuration of the inflator and the airbag built-in panel can be simplified or omitted.
- the holding configuration of the inflator can be reduced in weight.
- the outer bag side peripheral wall portion is being inflated and deployed. It becomes difficult to pull out from between the airbag and the lid side peripheral wall. Thereby, it can suppress more reliably that an airbag spreads in a radial direction between a lid side surrounding wall part and an inflator.
- both end portions of the belt portion may be joined to the inflator, the joining structure can be simplified.
- the other end portion of the belt portion can be easily locked and fixed to the lid side peripheral wall portion via the hook portion.
- FIG. 1 is a cross-sectional view showing the overall configuration of the airbag apparatus 20 according to the present embodiment
- FIG. 2 is an exploded cross-sectional view showing the airbag apparatus 20. 1 and 2 show a cross section in a plane along the front-rear direction of the vehicle.
- the airbag device 20 is incorporated in the instrument panel 10 in front of the passenger seat of the vehicle, and inflates and deploys in front of the passenger seat occupant when the vehicle collides, etc., and receives the passenger seat occupant and absorbs the impact. It is configured.
- the instrument panel 10 is disposed as an airbag built-in panel in front of the passenger seat of the vehicle.
- the instrument panel 10 is formed with a lid portion 12 that can be split open.
- the instrument panel 10 is formed of resin.
- a groove-like tear line 13 is formed on the inner peripheral surface of the instrument panel 10 so as to surround the substantially rectangular partial region from three sides, and the region surrounded by the tear line 13 is a lid. Part 12.
- the airbag device 20 is incorporated inside the lid portion 12. When the airbag device 20 is operated, the instrument panel 10 is torn along the tear line 13 so that the lid portion 12 is opened and an opening is formed.
- a lid side peripheral wall portion 14 erected on the outer periphery of the lid portion 12 is formed on the inner surface of the instrument panel 10.
- the lid-side peripheral wall portion 14 is located on the outer peripheral side of the tear line 13 and surrounds the lid portion 12 over the entire outer periphery.
- the formation position of the tear line 13 is not limited to the above example, and it may be formed at a position where an opening for airbag deployment can be formed when the airbag device 20 is operated.
- a vehicle body side member 18 that is a member fixed to the body of the vehicle is disposed inside the instrument panel 10.
- the vehicle body side member 18 is a member fixed to the body and disposed along the vehicle width direction in the instrument panel 10 (a so-called lean hose member).
- the instrument panel 10 is fixed to the vehicle body by a mounting structure including a known structure, and the vehicle body side member 18 is also fixed to the vehicle body, so that the instrument panel 10 and the vehicle body side member 18 are fixed. The positional relationship is maintained.
- the airbag device 20 is incorporated in the instrument panel 10 as described above.
- that the airbag device 20 is incorporated into the instrument panel 10 includes a case where the airbag device 20 is disposed at a position where the airbag device 20 can be inflated and deployed from the instrument panel 10. It is not essential to be physically and mechanically fixed to the ment panel 10.
- the airbag device 20 includes an inflator 22, an airbag 30, and an outer bag 50.
- the inflator 22 includes an ignition device, a gas generating agent, and the like, and is disposed inside the lid portion 12.
- the inflator 22 is configured to receive an ignition command signal or the like from an impact detection unit or the like installed in the vehicle itself and ignite and burn the gas generating agent by the ignition device, thereby generating gas.
- the airbag 30 is formed in a bag shape having a gas inlet with cloth or the like.
- the inflator 22 is attached to the airbag 30 at a position and posture where gas can be introduced into the airbag 30 through the gas inlet.
- the airbag 30 is folded and disposed between the lid portion 12 and the inflator 22 in a normal state. Further, when the vehicle 30 is inflated and deployed at the time of a vehicle collision or the like, the airbag 30 is opened and protruded out of the instrument panel 10 by opening the lid portion 12 with the gas introduced from the inflator 22 through the gas introduction port.
- the bag is inflated and deployed in a bag shape toward the passenger side passenger side, which is the indoor side.
- FIG. 3 is a perspective view showing the outer bag 50.
- the outer bag 50 is configured by sewing a foldable and sewable flexible sheet-like member such as a cloth or a resin sheet into a three-dimensional shape. It has a bottom 52 and an outer bag side peripheral wall 54.
- the outer bag side bottom portion 52 is a portion fixed to the inflator 22.
- the outer bag side bottom portion 52 is formed in a substantially rectangular shape, and an opening 52h having a shape and a size corresponding to the inlet of the airbag 30 is formed in a substantially central portion thereof.
- a plurality of outer bag fixing holes 52a are formed on the outer periphery of the opening 52h in the outer bag side bottom portion 52.
- the outer bag side bottom 52 is fixed to the inflator 22 using an outer bag fixing hole 52a as will be described later.
- the airbag 30 and the annular protrusion 22F provided around the inflator 22 are also formed with fixing holes at positions corresponding to the plurality of outer bag fixing holes 52a.
- the outer bag side peripheral wall portion 54 is provided on the outer periphery of the outer bag side bottom portion 52 and is provided so as to surround one main surface side of the outer bag side bottom portion 52 in a substantially rectangular ring shape. More specifically, the outer bag side peripheral wall portion 54 includes a pair of first side wall portions 54 a and 54 b extending from a pair of short sides facing the outer bag side bottom portion 52 and a pair of facing outer bag side bottom portions 52. It has the 2nd side wall parts 54c and 54d extended from the long side.
- the outer wall side peripheral wall part of a substantially square cylindrical shape 54 is constituted. That is, it can be said that the outer bag 50 comprises the substantially bag shape which one side opens with the outer bag side bottom part 52 and the outer bag side peripheral wall part 54.
- the outer bag 50 may have a shape in which one end of an elliptical cylindrical shape, a cylindrical shape, or a polygonal cylindrical shape is closed in accordance with the inner peripheral surface shape of the lid side peripheral wall portion 14. .
- the protruding dimension of the outer bag side peripheral wall portion 54 from the outer bag side bottom portion 52 is such that when the airbag 30 is inflated and deployed, at least a part of the outer bag side peripheral wall portion 54 is inflated and deployed.
- the dimension is set such that it is sandwiched between the peripheral wall part 14 (in other words, it is disposed so as to overlap the inner side of the lid-side peripheral wall part 14 during expansion and deployment) (see FIG. 12).
- the dimension between the outer periphery of the inflator 22 and the outer periphery of the tip end of the lid side peripheral wall portion 14 is M when the airbag 30 is inflated and deployed, the outer bag side peripheral wall portion 54 protrudes from the outer bag side bottom portion 52.
- the dimension L is preferably a dimension obtained by adding the additional dimension ⁇ to the dimension M.
- the additional dimension ⁇ may be, for example, the airbag 30 in which at least a part of the outer bag side peripheral wall portion 54 is inflated and deployed in consideration of the outward expansion of the outer bag side bottom portion 52 due to the inflation and deployment of the airbag 30. It is a dimension which can maintain the state pinched
- the additional dimension ⁇ can be set experimentally and empirically in consideration of the performance of the airbag 30 or the inflator 22 and the like.
- the protrusion dimension of the outer bag side peripheral wall part 54 from the outer bag side bottom part 52 is set to be substantially the same as the thickness dimension of the folded airbag 30.
- the outer bag side peripheral wall portion 54 surrounds four sides of the folded airbag 30 in a normal state.
- first extending portions 55a and 55b are provided at the distal end portions of the first side wall portions 54a and 54b
- second extending portions 55c and 55d are provided at the distal end portions of the second side wall portions 54c and 54d.
- One of the first extending portions 55a and the second extending portions 55c and 55d is formed in a substantially trapezoidal shape that becomes narrower sequentially toward the distal end side, and the upper portion of the folded airbag 30 is set to a large size. It can be covered without overlapping the parts.
- the other first extending portion 55b is formed in a substantially square shape, and a wrapping extending portion 55f is extended at the tip portion thereof.
- the other first extending portion 55b and the wrapping extending portion 55f are connected via a weakened portion 55e that can be divided by the inflation and deployment of the airbag 30.
- the weakened portion 55e is formed by partially cutting a straight line between the first extending portion 55b and the wrapping extending portion 55f.
- An arcuate recess 55g is formed at the tip of the wrapping extension 55f according to the outer peripheral shape of the inflator 22, and corresponds to a part of the outer bag fixing hole 52a on the outer periphery of the arcuate recess 55g.
- a fixing hole 55h is formed at the position.
- the first extending portion 55b and the wrapping extending portion 55f cover the upper portion of the folded airbag 30 from the outside of the first extending portion 55a and the second extending portions 55c and 55d. .
- the weakened portion 55e is set so as to be positioned at a substantially central portion of the upper portion of the folded airbag 30.
- the extending portion 55 f for wrapping is fixed to the inflator 22 by passing from the top of the folded airbag 30 to the bottom side (inflator 22 side) through the side.
- the first extending portions 55a and 55b and the second extending portions 55c and 55d are connected to the outer peripheral surface of the lid portion 12 of the airbag 30 and the instrument panel 10 that are inflated and deployed. (See FIG. 12). That is, the first extending portions 55a and 55b and the second extending portions 55c and 55d pass through the opening formed in the instrument panel 10 beyond the lid side peripheral wall portion 14 when the airbag 30 is inflated and deployed.
- the dimensions are set so as to extend outward.
- the outer bag 50 is fixed to the inflator 22 and is not fixed to the instrument panel 10 and the lid portion 12.
- a sheet-like member such as cloth is appropriately cut, and the first side wall portions 54 a and 54 b and the second side wall portions 54 c and 54 d are provided on four sides of the substantially rectangular outer bag side bottom portion 52.
- An extending substantially cross-shaped sheet-like member is formed.
- the first extending portion 55a and the second extending portions 55c and 55d are extended at the tips of the first side wall portion 54a and the second side wall portions 54c and 54d, respectively, and the tip end of the other first side wall portion 54b.
- the first extending portion 55b and the wrapping extending portion 55f are extended.
- the outer bag 50 is three-dimensionally sewn in the substantially hook-like shape which one side (upper side) opens.
- the outer bag 50 immediately after sewing is turned upside down, as shown in FIGS. 8 and 9, as shown in FIGS. 8 and 9, the outer bag 50 has a substantially bowl-like shape that opens on one side (upper side) and the seam is disposed on the inner side. A bag 50 can be obtained.
- the folded airbag 30 is accommodated in the outer bag 50, and the first extension portions 55a and 55b, the second extension portions 55c and 55d, and the wrapping extension are accommodated in the accommodated state.
- the installation portion 55f is folded into the outer periphery of the folded airbag 30.
- outer bag 50 may have a plurality of superposed structures or the like as appropriate in whole or in part, depending on the need for strength and the like.
- the mounting structure of the inflator 22, the airbag 30, and the outer bag 50 will be described.
- the configuration for attaching the inflator 22, the airbag 30, and the outer bag 50 includes an inner ring member 40 and an inflator fixing member 42.
- the inner ring member 40 is formed of a metal plate or the like, and is formed in a ring-shaped member having substantially the same hole as the introduction port formed in the airbag 30.
- the inner ring member 40 is a member also called a cushion ring.
- the inner ring member 40 is provided with a plurality of fixing bolts 40B protruding as fixing members at positions corresponding to the plurality of outer bag fixing holes 52a (or fixing holes of the airbag 30).
- the inflator fixing member 42 has a reaction plate 43 and a fixing bracket 45.
- the reaction plate 43 is formed of a metal plate or the like, and has a plate shape that can at least partially close the inner opening of the lid side peripheral wall portion 14.
- the reaction plate 43 has a plate shape smaller than the inner opening of the lid side peripheral wall portion 14. Is formed.
- the reaction plate 43 is formed with an attachment hole 43h having substantially the same size and shape as the introduction port formed in the airbag 30.
- a plurality of mounting holes are formed in the reaction plate 43 at positions corresponding to the plurality of outer bag fixing holes 52a (or fixing holes of the airbag 30) on the outer periphery of the mounting hole 43h. Yes.
- the fixing bolt 40B is connected to the airbag 30, the outer bag 50, the reaction plate 43, and the inflator 22.
- the fixing nut 40N is screwed and fastened to the fixing bolt 40B.
- the fixing structure of each configuration described above is not limited to the above example.
- the outer bag may be fixed to the reaction plate or the like and indirectly fixed to the inflator 22 via the reaction plate or the like. Further, the reaction plate may be omitted.
- the fixing bracket 45 is a member formed of a metal plate or the like, and has a plate side fixing portion 45a fixed to the reaction plate 43 and a vehicle body side fixing portion 45b fixed to the vehicle body side member 18.
- the plate-side fixing portion 45a is disposed along the back surface of the reaction plate 43, and a fixing bolt 43B protruding from the reaction plate 43 is inserted into the portion 45a, and a nut 43N is screwed and fastened to the fixing bolt 43B. By this, it is being fixed to the reaction plate 43 (refer FIG. 2).
- the vehicle body side fixed portion 45 b extends from the plate side fixed portion 45 a toward the vehicle body side member 18 and is fixed to the vehicle body side member 18.
- the vehicle body side fixing bolt 45B protruding from the vehicle body side member 18 is inserted into the vehicle body side fixing portion 45b, and the nut 18N is screwed and fastened to the vehicle body side fixing bolt 18B. It is fixed to the vehicle body side member 18 (see FIG. 1).
- the inflator 22 is folded inside the lid portion 12 through the reaction plate 43 (that is, folded between the lid portion 12 and the inflator 22). It is fixed at a position where a space in which the airbag 30 can be disposed is opened.
- the fixing of the fixing bracket to the reaction plate or the vehicle body side member is not limited to the above example, and may be caulking, welding, a fitting structure, or a composite configuration thereof. Further, the fixing bracket may be configured to be indirectly fixed to the inflator via the reaction plate or the like as described above, or may be configured to be directly fixed to the inflator. Further, the fixing bracket may be fixed to any part on the vehicle body side other than the mounting panel that covers the airbag device 20 in a normal state.
- the folded airbag 30 is disposed between the lid portion 12 and the inflator 22.
- the lid-side peripheral wall portion 14 surrounds the folded airbag 30 from the surrounding four sides.
- the first side wall portions 54a and 54b and the second side wall portions 54c and 54d of the outer bag 50 surround the folded airbag 30 from four sides, and the first extending portions 55a and 55b and the second side wall portions 54c and 54d surround the folded airbag 30.
- the extending portions 55 c and 55 d cover the upper part of the folded airbag 30.
- the airbag 30 When the gas from the inflator 22 is introduced into the airbag 30 in this state, the airbag 30 is in a space surrounded by the lid portion 12, the lid side peripheral wall portion 14, and the inflator 22, as shown in FIG. The expansion starts.
- the inflator 22 is fixed at a certain distance from the lid portion 12 by the inflator fixing member 42.
- the expansion / deployment force in the protruding direction of the bag 30 acts as a force for dividing the tear line 13 of the lid portion 12.
- the lid portion 12 is split open, and an opening is formed in the instrument panel 10.
- the airbag 30 tends to inflate and deploy in the radial direction toward the periphery around the main projecting direction (the direction from the inflator 22 toward the lid portion 12).
- the airbag 30 to be inflated and deployed is pressed toward the inner surface of the lid side peripheral wall portion 14, and therefore, between the airbag 30 and the lid side peripheral wall portion 14.
- the outer bag side peripheral wall portion 54 is held so as to be sandwiched.
- the portion of the outer bag side peripheral wall portion 54 interposed between the lid side peripheral wall portion 14 and the inflator 22 receives the portion near the inflator 22 of the airbag 30 to be inflated and deployed over the entire periphery. Therefore, the airbag 30 can be prevented from inflating and deploying outward so as to spread in the radial direction between the lid-side peripheral wall portion 14 and the inflator 22.
- the airbag 30 When the lid portion 12 is split open, the airbag 30 is inflated and deployed outward through the opening of the instrument panel 10 as shown in FIG. Further, the weakened portion 55 e of the outer bag 50 is also divided by the inflating and deploying force of the airbag 30 before and after the airbag 30 splits the lid portion 12.
- the airbag 30 When the airbag 30 is inflated and deployed outward through the opening of the instrument panel 10, the first extending portions 55a and 55b and the second extending portions 55c and 55d pass through the opening of the instrument panel 10. It is pushed outward and is held so as to be sandwiched between the peripheral edge of the opening of the instrument panel 10 or the lid part 12 that is opened apart and the airbag 30 that has been inflated and deployed.
- the outer bag side peripheral wall portion 54 is sandwiched between the airbag 30 and the lid side peripheral wall portion 14, and the first extension
- the outer bag side peripheral wall portion 54 is formed by at least one of the configuration in which the installation portions 55a and 55b and the second extension portions 55c and 55d are sandwiched between the opening peripheral edge portion of the instrument panel 10 and the airbag 30 being inflated and deployed. Is partially overlapped with the lid-side peripheral wall portion 14.
- the portion interposed between the lid side peripheral wall portion 14 and the inflator 22 in the outer bag side peripheral wall portion 54 covers the vicinity of the inflator 22 in the airbag 30 that is inflated and deployed.
- the air bag 30 is restrained from spreading in the radial direction between the lid side peripheral wall portion 14 and the inflator 22.
- the airbag 30 is inflated and deployed between the instrument panel 10 and the passenger on the passenger seat, so that the passenger on the passenger seat is received and the impact is absorbed.
- the outer bag side peripheral wall portion 54 is sandwiched between the airbag 30 to be inflated and the lid side peripheral wall portion 14. With this sandwiching and holding force, the outer bag side peripheral wall portion 54 is maintained in a state of surrounding the airbag 30 between the lid side peripheral wall portion 14 and the inflator 22. Thereby, it can suppress that the airbag 30 spreads in a radial direction between the lid side surrounding wall part 14 and the inflator 22.
- the outer bag may be detached from the inner surface side of the lid side peripheral wall portion 14.
- the airbag 30 is The force to inflate and deploy in the radial direction is also received by the surrounding structure of the airbag 30 by the outer bag side peripheral wall portion 54. For this reason, it becomes difficult for the force which pulls out the outer bag side peripheral wall part 54 from between the airbag 30 and the lid side peripheral wall part 14 to act, and also from this point, the outer bag side peripheral wall part 54 is the lid side. A state in which the airbag 30 is surrounded between the peripheral wall portion 14 and the inflator 22 is maintained, and the airbag 30 is more reliably prevented from spreading in the radial direction between the lid-side peripheral wall portion 14 and the inflator 22. it can.
- the configuration for suppressing the airbag 30 from spreading in the radial direction can be realized by the outer bag 50 that is mainly sewn in a three-dimensional shape from the sheet-like member. For this reason, for example, it is not necessary to provide the reaction plate 43 with a standing wall or the like for suppressing the inflation of the airbag 30 in the radial direction, and the standing wall can be omitted or reduced. For this reason, the airbag apparatus 20 can be reduced in weight as much as possible.
- the first extending portions 55a and 55b and the second extending portions 55c and 55d provided at the distal end portion of the outer bag side peripheral wall portion 54 are connected to the airbag 30 and the instrument being inflated and deployed. Since the outer peripheral side wall portion 54 is interposed between the airbag 30 and the lid side peripheral wall portion 14 even after the airbag 30 is inflated and deployed outward. It becomes difficult to pull out. Thereby, it can suppress more reliably that the airbag 30 spreads in the radial direction between the lid side surrounding wall part 14 and the inflator 22.
- first extending portions 55a and 55b and the second extending portions 55c and 55d are not essential. Even in this case, as shown in FIGS. 13 to 15, the outer bag side peripheral wall portion 54 is sandwiched between the airbag 30 being inflated and deployed and the lid side peripheral wall portion 14. The state in which the outer bag side peripheral wall portion 54 surrounds the airbag 30 between the lid side peripheral wall portion 14 and the inflator 22 is maintained, and the airbag 30 is in the radial direction between the lid side peripheral wall portion 14 and the inflator 22. Can be prevented from spreading.
- the fixing bracket 45 since the inflator 22 is fixed at a fixed position inside the lid portion 12 by the fixing bracket 45, the fixing structure between the inflator 22 and the instrument panel 10 can be simplified or omitted.
- the inflator 22, the airbag 30, the outer bag 50, and the like are fixed to the vehicle body side using the fixing bracket 45, and the airbag 30 portion is disposed in a space surrounded by the lid portion 12 and the lid side peripheral wall portion 14.
- the instrument panel 10 may be assembled, the assembly work of the airbag device 20 and the instrument panel 10 becomes easy.
- the inflator or reaction plate may be fixed to the instrument panel.
- the fixing structure therefor does not need to be fixed so firmly as to receive the force at the time of inflation and deployment of the airbag, and can be a simple fixing structure.
- FIG. 16 is a cross-sectional view showing the overall configuration of the airbag apparatus 120 according to the present embodiment
- FIG. 17 is an exploded cross-sectional view showing the airbag apparatus 120. 16 and 17 show a cross section in a plane along the front-rear direction of the vehicle.
- the same components as those described in the first embodiment will be denoted by the same reference numerals, and the description thereof will be omitted. The description will focus on differences from the first embodiment.
- the airbag device 120 is assembled into the instrument panel 110 as follows. That is, the instrument panel 110 is disposed in front of the passenger seat in the same manner as the instrument panel 10.
- the instrument panel 110 includes an instrument panel main body 110A that is fixed to the vehicle body, and a lid panel 110B that is attached to the instrument panel main body 110A.
- An opening here, a substantially rectangular opening
- the lid panel portion 110B is fixed, for example, by engaging an engaging portion 110Ba formed on the lid panel portion 110B with an engaged portion (not shown) formed on the instrument panel main body portion 110A. .
- the lid panel portion 110B is formed of a resin or the like, and is used as an airbag built-in panel in which the airbag device 120 is incorporated.
- a lid portion 112 similar to the lid portion 12 is formed on the lid panel portion 110B.
- a lid-side peripheral wall portion 114 is formed so as to stand on the outer periphery of the lid portion 112.
- the lid side peripheral wall portion 114 surrounds the lid portion 112 over the entire outer periphery, like the lid side peripheral wall portion 14.
- the lid side peripheral wall portion 114 is inclined with respect to the main surface of the lid panel portion 110 ⁇ / b> B, and the lid panel portion 110 ⁇ / b> B is attached to the instrument panel main body portion 110 ⁇ / b> A. , It extends so as to face almost directly below. Further, in this state, the lower end portion of the side wall portion 114A (left side in FIG.
- the other side wall portion 114B located on the rear side of the vehicle. It is located above the lower end of (right side). Further, mounting holes 114Ah and 114Bh for connecting a belt portion 170 described later are formed in the side wall portions 114A and 114B.
- the airbag device 120 includes an inflator 22, an airbag 30, and an outer bag 50, and further includes belt portions 170 and 172.
- FIG. 18 is a perspective view showing the outer bag 50 and the belt portions 170 and 172 in the middle of assembly.
- the belt portions 170 and 172 are members that are connected to the inflator 22 and the lid-side peripheral wall portion 114 to hold the inflator 22 at a fixed position inside the lid portion 112.
- one end portion of the belt portions 170 and 172 is joined to the inflator 22, and the other end portion of the belt portions 170 and 172 passes through the mounting holes 114Ah and 114Bh formed in the lid side peripheral wall portion 114, and the outer bag side peripheral wall portion.
- the example joined to 54 will be described.
- the pair of belt portions 170 are joined to the second side wall portion 54c on one side of the outer bag 50, and the pair of belt portions 172 are joined to the second side wall portion 54d on the other side.
- the pair of belt portions 170 are integrated at the base end portion, separated at the middle portion in the longitudinal direction through a hole (in this case, a shape gradually narrowing from the base end side toward the tip end side), and at the tip end portion.
- the structure is separated by cutting or the like.
- the tip portions of the pair of belt portions 170 have an arcuate concave edge corresponding to the outer peripheral shape of the inflator 22, and are formed around the air inlet of the airbag 30 on the outer periphery of the concave edge.
- Mounting holes are formed at locations corresponding to the mounting holes.
- the base end portions of the pair of belt portions 170 are joined to the outer peripheral surface of the second side wall portion 54c on one side by sewing or the like, and in a state before attachment to the lid side peripheral wall portion 114 (see FIG. 18), The two side wall portions 54c extend upward.
- the pair of belt portions 172 have substantially the same configuration as the pair of belt portions 170 except that the length dimension is different from that of the pair of belt portions 170.
- the base end portions of the pair of belt portions 172 are joined to the outer peripheral surface of the second side wall portion 54d on the other side by sewing or the like, and in a state before attachment to the lid side peripheral wall portion 114 (see FIG. 18), 2 extends upward from the side wall 54d.
- a sheet-like member such as a cloth is appropriately cut to produce a sheet-like member having a shape shown in FIGS.
- FIG. 19 is a sheet-like member similar to the sheet-like member shown in FIG. 14 described in the first embodiment.
- FIG. 20 shows a substantially cross-shaped sheet-like member superimposed on the member shown in FIG.
- this manufacturing example demonstrates by the example which makes the outer bag 50 a double structure with the sheet-like member shown in FIG. 20, the said sheet-like member is not essential.
- the sheet-like member shown in FIG. FIG. 21 shows a sheet-like member constituting the pair of belt portions 170
- FIG. 22 shows a sheet-like member constituting the pair of belt portions 172. Two sheets are prepared.
- two sheet-like members shown in FIG. 21 are overlapped and stitched to produce a pair of belt portions 170 as shown in FIG.
- two sheet-like members shown in FIG. 22 are overlapped and stitched to produce a pair of belt portions 172 as shown in FIG.
- the base end portions of the pair of belt portions 170 and 172 are joined to the portions corresponding to the second side wall portions 54c and 54d of the overlapped sheet-like members shown in FIG. To do.
- one side (upper side) has a substantially bowl-like shape that opens, and the seam is arranged on the inner side.
- the outer bag 50 in which the pair of belt portions 170 and 172 are stitched to the outer surfaces of the second side wall portions 54c and 54d is obtained.
- the folded airbag 30 is accommodated in the outer bag 50 in the same manner as in the first embodiment.
- the inflator 22, the airbag 30, and the outer bag 50 are mutually fixed using the inner ring member 40 and the inflator fixing member 142, as in the first embodiment.
- the inflator fixing member 142 has a reaction plate 143 similar to the reaction plate 43 described above.
- the said inner ring member 40 is arrange
- the fixing nut 40N is screwed and fastened to the fixing bolt 40B through the fixing holes 143 and the mounting holes formed in the inflator 22 in this order.
- the airbag 30, the outer bag 50, and the reaction plate 143 are attached and fixed in a state of being sandwiched between the inner ring member 40 and the annular protrusion 22F of the inflator 22.
- a back side auxiliary bracket 144 is extended on the back side of the reaction plate 143.
- the back side auxiliary bracket 144 is attached and fixed to the vehicle body side member 18 by screws or the like, for example.
- a side auxiliary bracket 145 is extended to the side of the reaction plate 143.
- the side auxiliary bracket 145 is attached and fixed to the lid side peripheral wall portion 114 by, for example, screwing or fitting structure.
- the back side auxiliary bracket 144 and the side auxiliary bracket 145 may be omitted, and even if not omitted, it is not necessary to secure the rear side auxiliary bracket 144 and the side auxiliary bracket 145 so as to receive the force during inflation and deployment of the airbag. It can be a fixed structure.
- the fixing structure of each configuration described above is not limited to the above example.
- the outer bag may be fixed to the reaction plate or the like and indirectly fixed to the inflator 22 via the reaction plate or the like.
- a configuration for attaching the integrated structure of the inflator 22, the airbag 30, and the outer bag 50 to the lid panel portion 110B will be described.
- each of the pair of belt portions 170 and the pair of belt portions 172 passes through the mounting holes 114Ah and 114Bh of the side wall portions 114A and 114B of the lid side peripheral wall portion 114 from the inside, and wraps the folded airbag 30 and this.
- the outer bag 50 is pushed into the lid side peripheral wall 114.
- the pair of belt portions 170 and the pair of belt portions 172 are folded back from the outer surface of the lid side peripheral wall portion 114 toward the inflator 22 along the back surface side of the reaction plate 143.
- the fixing bolt 40 ⁇ / b> B of the inner ring member 40 that protrudes from the back surface side of the annular protrusion 22 ⁇ / b> F of the inflator 22 is passed through the attachment holes on the distal ends of the pair of belt portions 170 and the pair of belt portions 172.
- the fixing nut 40N is screwed and fastened to the fixing bolt 40B.
- each of the pair of belts 170 and 172 has a role of preventing the airbag 30 from rising in a direction away from the inflator 22 when the airbag 30 is inflated and deployed.
- the airbag device 120 is provided. Will be incorporated into the instrument panel 110. At this time, since the rigid fixing structure between the airbag device 120 and the vehicle body side member 18 is not necessary, the airbag device 120 can be assembled relatively easily.
- FIGS. 32 to 34 are explanatory views showing the deployment operation of the airbag device 20.
- the side wall 114A and the side wall 114B of the lid side peripheral wall 114 are shown at substantially the same height position, and the first extending portions 55a and 55b and the second side of the outer bag 50 are shown.
- the extension portions 55c and 55d are omitted.
- the folded airbag 30 is disposed between the lid portion 112 and the inflator 22, as shown in FIG.
- the lid-side peripheral wall portion 114 surrounds the upper end portion of the folded airbag 30 from four sides.
- the first side wall portions 54a and 54b and the second side wall portions 54c and 54d of the outer bag 50 surround the folded airbag 30 from four sides.
- the inflator 22 is held at a certain distance from the lid portion 112 by the belt portions 170 and 172.
- the inflating and deploying force in the protruding direction of the airbag 30 acts as a force that opens the lid portion 112.
- the airbag 30 tends to inflate and deploy in the radial direction toward the periphery centering on the main projecting direction (the direction from the inflator 22 toward the lid portion 112).
- the airbag 30 to be inflated and deployed is pressed toward the inner surface of the lid-side peripheral wall 114 at the portion where the lid-side peripheral wall 114 is present.
- the outer bag side peripheral wall portion 54 is held between the side peripheral wall portion 114 and the side peripheral wall portion 114.
- the part interposed between the lid side peripheral wall part 114 and the inflator 22 in the outer bag side peripheral wall part 54 receives the vicinity of the inflator 22 in the airbag 30 to be inflated and deployed over the entire periphery.
- the airbag 30 it is possible to suppress the airbag 30 from being inflated and deployed outward so as to spread in the radial direction between the lid-side peripheral wall portion 114 and the inflator 22.
- the airbag 30 When the lid portion 112 is split open, the airbag 30 is inflated and deployed outward through the opening of the instrument panel 110 as shown in FIG. Even in this state, the outer bag side peripheral wall portion 54 is partially overlapped with the lid side peripheral wall portion 114 by the configuration in which the outer bag side peripheral wall portion 54 is sandwiched between the airbag 30 and the lid side peripheral wall portion 114. Maintained.
- the portion interposed between the lid-side peripheral wall portion 114 and the inflator 22 in the outer bag-side peripheral wall portion 54 covers the vicinity of the inflator 22 in the airbag 30 that is inflated and deployed.
- the air bag 30 is restrained from spreading in the radial direction between the lid side peripheral wall 114 and the inflator 22.
- the airbag 30 is inflated and deployed between the instrument panel 110 and the passenger on the passenger seat, so that the passenger on the passenger seat is received and the impact is absorbed.
- the airbag 30 is prevented from spreading in the radial direction between the lid-side peripheral wall portion 114 and the inflator 22 as in the first embodiment.
- the effect of being able to reduce the weight as much as possible can be obtained.
- the inflator 22 is mainly held at a fixed position inside the lid portion 112 by the belt portions 170 and 172, the holding configuration of the inflator 22 can be further reduced in weight.
- the outer bag side peripheral wall portion 54 is connected to the airbag 30 being inflated and deployed. It becomes difficult to extract from between the lid side peripheral wall 114. As a result, the outer bag side peripheral wall portion 54 is more reliably maintained between the lid side peripheral wall portion 114 and the inflator 22, and the spread of the airbag 30 in the radial direction between the outer bag side peripheral wall portion 114 and the inflator 22 is twisted and reliably suppressed. Can do.
- the fixing structure between the inflator 22 and the vehicle body side member can be simplified or omitted. Accordingly, for example, the lid panel portion 110B to which the inflator 22, the airbag 30 and the like are attached may be attached to the instrument panel main body portion 110A, so that the operation of assembling the airbag device 120 into the instrument panel 110 is performed. Becomes easy.
- the main function of the belt portions 170 and 172 itself is to keep the position of the inflator 22 relative to the lid portion 112 constant. For this reason, the belt portions 170 and 172 do not exist continuously around the entire outer periphery of the airbag 30, but intermittently around at least two locations (here, 4 around the airbag 30). It only has to exist in the place.
- the belt portions 170 and 172 do not necessarily have to be directly joined to the inflator 22, but are joined to the reaction plate 143 by screws or the like, and indirectly joined to the inflator 22 via the reaction plate 143. Also good.
- the structure which connects a belt part to a lid side surrounding wall part is not restricted to the said example.
- the longitudinal intermediate portions of the belt portions 270 and 272 are passed through the mounting holes 114Ah and 114Bh formed in the side wall portions 114A and 114B of the lid side peripheral wall portion 114, and the belt portions 270 and 272 A configuration in which both ends are joined to the inflator 22 may be employed.
- the belt portions 270 and 272 hold the inflator 22 at a fixed position from the lid portion 112 when the airbag 30 is inflated and deployed, as in the above case. Therefore, as in the case described above, there is an effect that the weight of the airbag 30 can be reduced as much as possible while suppressing the airbag 30 from spreading in the radial direction between the lid-side peripheral wall 114 and the inflator 22. be able to.
- both end portions of the belt portions 270 and 272 may be joined to the inflator 22, it is not necessary to join the outer bag by sewing or the like, and the joining structure can be simplified.
- the base end portions of the belt portions 370 and 372 are joined to the inflator 22, and the other end portions of the belt portions 370 and 372 are connected to the side wall portions 114A and 114B via the hook portions 374.
- the fixing holes 114Ah and 114Bh may be locked and fixed.
- the hook part 374 for example, a member obtained by bending a metal plate material into a substantially U shape can be used.
- the hook portion 374 is locked to the mounting holes 114Ah and 114Bh from the outer surfaces of the side wall portions 114A and 114B.
- the belt portions 370 and 372 hold the inflator 22 at a fixed position from the lid portion 112 when the airbag 30 is inflated and deployed, as in the above case. To do. Therefore, as in the case described above, there is an effect that the weight of the airbag 30 can be reduced as much as possible while suppressing the airbag 30 from spreading in the radial direction between the lid-side peripheral wall 114 and the inflator 22. be able to.
- hook portions 374 at both ends of the belt portions 370 and 372 can be relatively easily locked and joined so as to be hooked on the inflator 22 by the attachment holes 114Ah and 114Bh formed in the side wall portions 114A and 114B. .
- the hook portion 374 can be easily hooked in the mounting holes 114Ah and 114Bh with the belt portions 370 and 372 being relatively long. Thereafter, if the lengths of the belt portions 370 and 372 are shortened, the inflator 22 can be held at a fixed position.
- the airbag 30 and the lid-side peripheral wall portion 114 are inflated outward, so that the belt portions 370 and 372 are inflated so as to be curved outward, so that the attachment holes 114Ah and 114Bh are formed.
- the base end portion of the hook portion 374 locked from the outside is displaced outward, and the tip end portion of the hook portion 374 strongly bites into the inner surface of the lid side peripheral wall portion 114 at the peripheral edge portions of the mounting holes 114Ah and 114Bh. This more reliably prevents the hook portion 374 from falling off.
- a various structure is employable as a structure which supports an inflator.
- the structure which used together the inflator fixing member which concerns on 1st Embodiment, and the belt member which concerns on 2nd Embodiment may be sufficient. That is, the inflator is supported at a fixed position with respect to the lid portion, and the outer bag is disposed so as to be sandwiched between the airbag being inflated and deployed and the lid side peripheral wall portion when the airbag is inflated and deployed. Any configuration may be used.
- the airbag device is incorporated in the instrument panel for the passenger seat
- the application target is not limited thereto.
- the present invention can be applied to various airbags that are incorporated into some attachment panel such as a driver's seat, a side airbag, etc., and that are inflated by opening a lid.
- each structure demonstrated by said each embodiment and each modification can be suitably combined unless it mutually contradicts.
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Abstract
Description
以下、第1実施形態に係るエアバッグ装置について説明する。図1は本実施形態に係るエアバッグ装置20の全体構成を示す断面図であり、図2は同エアバッグ装置20を示す分解断面図である。なお、図1及び図2は、車両の前後方向に沿った面における断面を示している。
第2実施形態に係るエアバッグ装置について説明する。図16は本実施形態に係るエアバッグ装置120の全体構成を示す断面図であり、図17は同エアバッグ装置120を示す分解断面図である。図16及び図17は、車両の前後方向に沿った面における断面を示している。なお、本実施形態の説明において、上記第1実施形態で説明したものと同様構成要素については同一符号を付してその説明を省略し、第1実施形態との相違点を中心に説明する。
{変形例}
なお、上記第1実施形態及び第2実施形態で説明した例に限られず、インフレータを支持する構成としては種々構成を採用することができる。例えば、第1実施形態に係るインフレータ固定部材と第2実施形態に係るベルト部材とを併用した構成であってもよい。すなわち、リッド部に対してインフレータが一定位置に支持されており、エアバッグの膨張展開時においてアウターバッグが膨張展開中のエアバッグとリッド側周壁部との間に挟込み可能に配設される構成であればよい。
Claims (7)
- 割開き可能なリッド部と、前記リッド部の外周囲に立設されたリッド側周壁部とを有するエアバッグ組込パネルに組込まれるエアバッグ装置であって、
前記リッド部の内側に配設され、ガスを発生可能なインフレータと、
前記リッド部と前記インフレータとの間に配設可能な状態に折畳まれ、前記インフレータから導入されるガスによって袋状に膨張展開可能なエアバッグと、
シート状部材によりアウターバッグ側底部と前記アウターバッグ側底部の外周囲に設けられたアウターバッグ側周壁部とを有する立体形状に縫製され、前記アウターバッグ側底部が前記インフレータに固定されると共に、前記アウターバッグ側周壁部が折畳まれた前記エアバッグを囲みかつ膨張展開中の前記エアバッグと前記リッド側周壁部との間に挟込み可能に配設されたアウターバッグと、
を備えるエアバッグ装置。 - 請求項1記載のエアバッグ装置であって、
前記アウターバッグ側周壁部の先端部に、膨張展開中の前記エアバッグと前記エアバッグ組込パネルのうち前記リッド部の外周側外面との間に挟込み可能な延設部が設けられている、エアバッグ装置。 - 請求項1記載のエアバッグ装置であって、
前記インフレータが固定されたリアクションプレートと、車体側部材に固定可能な固定ブラケットを有するインフレータ固定部材をさらに備え、前記固定ブラケットが前記車体側部材に固定されることで、前記インフレータが前記リッド部の内側の一定位置に固定される、エアバッグ装置。 - 請求項1記載のエアバッグ装置であって、
前記インフレータと前記リッド側周壁部とに連結されて、前記インフレータを前記リッド部の内側の一定位置に保持するベルト部をさらに備える、エアバッグ装置。 - 請求項4記載のエアバッグ装置であって、
前記ベルト部の一端部がインフレータに接合され、前記ベルト部の他端部が前記リッド側周壁部に形成された取付孔を通って前記アウターバッグ側周壁部に接合されている、エアバッグ装置。 - 請求項4記載のエアバッグ装置であって、
前記ベルト部の長手方向中間部が前記リッド側周壁部に形成された取付孔に通され、前記ベルト部の両端部が前記インフレータに接合されている、エアバッグ装置。 - 請求項4記載のエアバッグ装置であって、
前記ベルト部の一端部がインフレータに接合され、前記ベルト部の他端部がフック部を介して前記リッド側周壁部に係止固定されている、エアバッグ装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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CN2010800490458A CN102574496A (zh) | 2009-10-30 | 2010-10-08 | 气囊装置 |
EP10826497A EP2495136A4 (en) | 2009-10-30 | 2010-10-08 | AIRBAG DEVICE |
US13/394,492 US8419048B2 (en) | 2009-10-30 | 2010-10-08 | Airbag device |
MX2012002595A MX2012002595A (es) | 2009-10-30 | 2010-10-08 | Dispositivo de bolsa de aire. |
CA2771880A CA2771880A1 (en) | 2009-10-30 | 2010-10-08 | Airbag device |
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JP2009249899A JP5523793B2 (ja) | 2009-10-30 | 2009-10-30 | エアバッグ装置 |
JP2009-249899 | 2009-10-30 |
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US (1) | US8419048B2 (ja) |
EP (1) | EP2495136A4 (ja) |
JP (1) | JP5523793B2 (ja) |
KR (1) | KR20120099012A (ja) |
CN (1) | CN102574496A (ja) |
CA (1) | CA2771880A1 (ja) |
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JP4746980B2 (ja) * | 2005-12-19 | 2011-08-10 | タカタ株式会社 | エアバッグ装置 |
JP4753247B2 (ja) * | 2005-12-21 | 2011-08-24 | タカタ株式会社 | エアバッグ装置 |
JP4898271B2 (ja) * | 2006-04-18 | 2012-03-14 | タカタ株式会社 | エアバッグ装置、車両、エアバッグ装置の製造方法 |
JP4890339B2 (ja) * | 2007-04-25 | 2012-03-07 | 本田技研工業株式会社 | エアバッグ装置 |
WO2009008221A1 (ja) * | 2007-07-11 | 2009-01-15 | Autoliv Development Ab | エアバッグ装置 |
US8272664B2 (en) * | 2007-12-13 | 2012-09-25 | Autoliv Asp, Inc. | Airbag lateral flap |
JP5366444B2 (ja) * | 2008-05-30 | 2013-12-11 | タカタ株式会社 | 助手席用エアバッグ装置 |
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2009
- 2009-10-30 JP JP2009249899A patent/JP5523793B2/ja active Active
-
2010
- 2010-10-08 MX MX2012002595A patent/MX2012002595A/es not_active Application Discontinuation
- 2010-10-08 US US13/394,492 patent/US8419048B2/en active Active
- 2010-10-08 EP EP10826497A patent/EP2495136A4/en not_active Withdrawn
- 2010-10-08 WO PCT/JP2010/067777 patent/WO2011052363A1/ja active Application Filing
- 2010-10-08 KR KR1020127009737A patent/KR20120099012A/ko not_active Application Discontinuation
- 2010-10-08 CN CN2010800490458A patent/CN102574496A/zh active Pending
- 2010-10-08 CA CA2771880A patent/CA2771880A1/en not_active Abandoned
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JP2002220020A (ja) * | 2000-11-24 | 2002-08-06 | Takata Corp | エアバッグ装置 |
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Non-Patent Citations (1)
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See also references of EP2495136A4 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2817177B1 (de) | 2012-02-21 | 2016-08-24 | TRW Automotive GmbH | Gassack-modul sowie baugruppe mit einer instrumententafel und einem gassack-modul |
DE102013007734B4 (de) * | 2013-05-07 | 2016-09-22 | Autoliv Development Ab | Airbagmodul und Airbageinrichtung |
JP2015137029A (ja) * | 2014-01-23 | 2015-07-30 | 芦森工業株式会社 | エアバッグ装置 |
US11814000B1 (en) * | 2022-08-30 | 2023-11-14 | Nissan North America, Inc. | Expandable deployment flaps for vehicular airbag systems |
Also Published As
Publication number | Publication date |
---|---|
JP5523793B2 (ja) | 2014-06-18 |
EP2495136A4 (en) | 2013-03-13 |
KR20120099012A (ko) | 2012-09-06 |
EP2495136A1 (en) | 2012-09-05 |
MX2012002595A (es) | 2012-04-02 |
JP2011093446A (ja) | 2011-05-12 |
CN102574496A (zh) | 2012-07-11 |
CA2771880A1 (en) | 2011-05-05 |
US8419048B2 (en) | 2013-04-16 |
US20120161424A1 (en) | 2012-06-28 |
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