JP2891287B2 - Vehicle seat - Google Patents
Vehicle seatInfo
- Publication number
- JP2891287B2 JP2891287B2 JP6331507A JP33150794A JP2891287B2 JP 2891287 B2 JP2891287 B2 JP 2891287B2 JP 6331507 A JP6331507 A JP 6331507A JP 33150794 A JP33150794 A JP 33150794A JP 2891287 B2 JP2891287 B2 JP 2891287B2
- Authority
- JP
- Japan
- Prior art keywords
- reinforcing member
- bracket
- vehicle
- inner bracket
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/42—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats
- B60N2/4207—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats characterised by the direction of the g-forces
- B60N2/4235—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats characterised by the direction of the g-forces transversal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/42—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats
- B60N2/4249—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats fixed structures, i.e. where neither the seat nor a part thereof are displaced during a crash
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
-
- 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
- B60R21/207—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in vehicle seats
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
- Air Bags (AREA)
Description
【0001】[0001]
【産業上の利用分野】本発明は、車両の側面衝突の際、
車体側壁側から受ける衝撃荷重をシートバックに設けた
エアバッグ装置により緩和して、着座者を保護すること
ができる車両用シートに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention
The present invention relates to a vehicle seat capable of protecting an occupant by reducing an impact load received from a side wall of a vehicle body by an airbag device provided in a seat back.
【0002】[0002]
【従来の技術】従来、車両の側面衝突の際に、その衝撃
荷重により変形するドア等の車体側壁側と着座者との間
の直接的な衝撃を回避するために、種々のエアバッグ装
置が提案されており、例えば、特開平4−50052号
公報に示すような車両のシート構造がある。2. Description of the Related Art Conventionally, in order to avoid a direct impact between a side wall of a vehicle body such as a door deformed by an impact load and a seated occupant in a side collision of a vehicle, various airbag devices have been used. There has been proposed, for example, a vehicle seat structure as disclosed in Japanese Patent Application Laid-Open No. 4-50052.
【0003】この車両のシート構造は、車体側壁側に対
向したシートバック側部に、前記車体側壁側に対して垂
直方向乃至着座者との間の空間に膨出するエアバッグ装
置が設けられている。このエアバッグ装置のエアバッグ
本体は、膨出状態において比較的大径になり、着座者の
側方に向かって大きく膨らむように形成されている。ま
た、衝撃荷重を受けて車室内側に変形したドアは、大き
く膨らんだエアバッグ本体を更に着座者側に押付ける状
態となる。[0003] In this vehicle seat structure, an airbag device is provided on a seatback side portion facing a vehicle body side wall side so as to expand in a space perpendicular to the vehicle body side wall side or in a space between a seated person and the vehicle. I have. The airbag body of the airbag device has a relatively large diameter in an inflated state, and is formed so as to largely inflate toward the side of the seated person. Further, the door that has been deformed toward the vehicle interior due to the impact load is in a state of further pressing the greatly inflated airbag body toward the occupant.
【0004】[0004]
【発明が解決しようとする課題】然し乍ら、このような
従来の技術では、側面衝突の際に、その衝撃荷重により
車室内側に侵入するよう変形したドアにより、シートバ
ック側部にて膨出したエアバッグ本体が車室内側に強く
押圧されて、着座者に対して衝撃荷重を与える虞れがあ
った。However, in such a conventional technique, in the case of a side collision, the door is deformed so as to enter the interior of the vehicle cabin due to the impact load, thereby bulging at the side of the seat back. There is a possibility that the airbag body is strongly pressed toward the interior of the vehicle cabin, thereby applying an impact load to the occupant.
【0005】この場合、着座者がエアバッグ本体から受
ける衝撃荷重が大きくなり、衝突時における着座者の慣
性力を効果的に吸収することができないという問題があ
った。また、着座者がエアバッグ本体から受ける衝撃荷
重によりシートバックの車室内側の側部に設けられたコ
ンソールボックス等の車室内の内装品に三次衝突する虞
れを有していた。In this case, there is a problem that the impact load received by the seated person from the airbag body becomes large, and the inertia force of the seated person at the time of collision cannot be effectively absorbed. Further, there is a risk that the occupant may tertiarily collide with interior parts in the vehicle interior such as a console box provided on the side of the seat back on the vehicle interior side due to an impact load received from the airbag body.
【0006】本発明は、車両の側面衝突の際に、エアバ
ッグ装置のエアバッグ本体が膨出し得る空間を確保し、
着座者がエアバッグ本体から受ける衝撃荷重を抑え、着
座者に加わる慣性力を効果的に吸収することができ、車
体側壁側に対する着座者の二次衝突を防止し、また、着
座者が車室内の内装品に三次衝突するのを防止し,着座
者の安全性を確実に向上させることができる車両用シー
トを提供することを目的とする。The present invention secures a space in which an airbag body of an airbag device can bulge in the event of a side collision of a vehicle,
The impact load received by the occupant from the airbag body can be suppressed, the inertia force applied to the occupant can be effectively absorbed, the secondary collision of the occupant against the side wall of the vehicle body can be prevented, and It is an object of the present invention to provide a vehicle seat that can prevent a tertiary collision with an interior component of the vehicle and can surely improve the safety of a seated person.
【0007】[0007]
【課題を解決するための手段】本発明は上述せる課題に
鑑みてなされたもので、本発明の請求項1に記載の車両
用シートは、シートバック上部に水平方向に延びる補強
部材を固着し、該補強部材の両端にシートバックの両側
部より外側方向に突出する突出杆を形成し、前記補強部
材の両端に補強部材と直交する方向に延びる内側ブラケ
ットを固着し、前記突出杆の先端に前記内側ブラケット
と平行する外側ブラケットを固着し、前記外側ブラケッ
トのうち少なくとも車体側壁側に対向する側の外側ブラ
ケットと内側ブラケットとを横杆により連結して空間部
を形成し、該空間部にガス発生器と、該ガス発生器から
噴出されるガスが流入されて膨出するエアバッグ本体と
を備え、該エアバッグ本体が通常時折り畳み状態を保持
している側突用エアバッグ装置を収納したことを特徴と
する。SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and a vehicle seat according to a first aspect of the present invention has a reinforcing member extending in a horizontal direction fixed to an upper portion of a seat back. A projecting rod projecting outward from both sides of the seat back is formed at both ends of the reinforcing member, and an inner bracket extending in a direction perpendicular to the reinforcing member is fixed to both ends of the reinforcing member, An outer bracket parallel to the inner bracket is fixed, and the outer bracket and the inner bracket on at least the side of the outer bracket facing the vehicle body side wall are connected by a horizontal rod to form a space, and gas is formed in the space. A gas generator, and an airbag body into which gas injected from the gas generator flows and expands, wherein the airbag body is normally folded and held in a folded state. Characterized in that accommodating the bag device.
【0008】本発明の請求項2に記載の車両用シート
は、シートバック上部に水平方向に延びる補強部材を固
着し、該補強部材の両端にシートバックの両側部より外
側方向に突出する突出杆を形成し、前記補強部材の両端
に補強部材と直交する方向に延びる内側ブラケットを固
着し、前記突出杆の先端に前記内側ブラケットと平行す
る外側ブラケットを固着し、前記突出杆と平行する状態
で前記内側ブラケットと外側ブラケットを横杆により連
結して左右空間部を夫々形成し、該左右空間部のうち少
なくとも車体側壁側に対向する空間部にガス発生器と、
該ガス発生器から噴出されるガスが流入されて膨出する
エアバッグ本体とを備え、該エアバッグ本体が通常時折
り畳み状態を保持している側突用エアバッグ装置を収納
し、側面衝突の際に車体側壁側の車室内侵入を前記突出
杆の先端の外側ブラケットにより抑えると共に、側面衝
突の際に突出杆により確保される車体側壁側と着座者と
の間の空間部内の側突用エアバッグ装置のエアバッグ本
体が、着座者の少なくとも頭部及び胸部の側方に対応し
て膨出するようになされていることを特徴とする。In the vehicle seat according to a second aspect of the present invention, a reinforcing member extending in a horizontal direction is fixed to an upper portion of the seat back, and projecting rods projecting outward from both sides of the seat back at both ends of the reinforcing member. Is formed, and an inner bracket extending in a direction orthogonal to the reinforcing member is fixed to both ends of the reinforcing member, and an outer bracket parallel to the inner bracket is fixed to a tip of the protruding rod, and in a state parallel to the protruding rod. The inner bracket and the outer bracket are connected by a horizontal rod to form left and right spaces, respectively, and a gas generator is provided in at least a space of the left and right spaces that faces the vehicle body side wall,
An airbag body into which gas ejected from the gas generator flows and inflates, and stores an airbag device for side collision in which the airbag body is normally held in a folded state, so that a side collision occurs. In this case, the intrusion of the cabin on the vehicle body side wall side is suppressed by the outer bracket at the tip of the protruding rod, and the side collision air in the space between the vehicle body side wall side and the seated person secured by the protruding rod at the time of side collision. The airbag body of the bag device is characterized in that it is adapted to inflate at least to the side of the head and chest of the seated person.
【0009】[0009]
【作用】本発明の請求項1に記載の車両用シートによれ
ば、シートバック上部に水平方向に延びる補強部材が固
着され、該補強部材の両端にシートバックの両側部より
外側方向に突出する突出杆が形成され、前記補強部材の
両端に補強部材と直交する方向に延びる内側ブラケット
が固着され、前記突出杆の先端に前記内側ブラケットと
平行する外側ブラケットが固着され、前記外側ブラケッ
トのうち少なくとも車体側壁側に対向する側の外側ブラ
ケットと内側ブラケットとを横杆により連結して空間部
を形成し、該空間部にガス発生器と、該ガス発生器から
噴出されるガスが流入されて膨出するエアバッグ本体と
を備え、該エアバッグ本体が通常時折り畳み状態を保持
している側突用エアバッグ装置を収納したので、側面衝
突の際に車体側壁側の車室内侵入を前記突出杆の先端の
外側ブラケット及び内側ブラケットにより抑えることが
でき、側面衝突の際に車体側壁側と着座者との間の空間
部内の側突用エアバッグ装置のエアバッグ本体が、着座
者の少なくとも頭部及び胸部の側方に対応して膨出し、
着座者がエアバッグ本体から受ける衝撃荷重を抑え、着
座者に加わる慣性力を効果的に吸収することができ、車
体側壁側に対する着座者の二次衝突を防止し、また、着
座者が車室内の内装品に三次衝突するのを防止すること
ができる。According to the vehicle seat according to the first aspect of the present invention, a reinforcing member extending in the horizontal direction is fixed to the upper portion of the seatback, and protrudes outward from both ends of the seatback at both ends of the reinforcing member. A protruding rod is formed, an inner bracket extending in a direction orthogonal to the reinforcing member is fixed to both ends of the reinforcing member, an outer bracket parallel to the inner bracket is fixed to a tip of the protruding rod, and at least one of the outer brackets The outer bracket and the inner bracket on the side facing the vehicle body side wall are connected by a horizontal rod to form a space, into which a gas generator and gas ejected from the gas generator are introduced and expanded. The airbag body accommodates a side collision airbag device which normally holds the folded state, so that the side wall of the vehicle body can be used in the event of a side collision. Airbag body of a side collision airbag device in a space between a side wall of a vehicle body and a seated occupant at the time of a side collision in a side collision. Bulges corresponding to at least the sides of the head and chest of the seated person,
The impact load received by the occupant from the airbag body can be suppressed, the inertia force applied to the occupant can be effectively absorbed, the secondary collision of the occupant against the side wall of the vehicle body can be prevented, and It is possible to prevent a tertiary collision with the interior components.
【0010】本発明の請求項2に記載の車両用シートに
よれば、シートバック上部に水平方向に延びる補強部材
が固着され、該補強部材の両端にシートバックの両側部
より外側方向に突出する突出杆が形成され、前記補強部
材の両端に補強部材と直交する方向に延びる内側ブラケ
ットが固着され、前記突出杆の先端に前記内側ブラケッ
トと平行する外側ブラケットが固着され、前記突出杆と
平行する状態で前記内側ブラケットと外側ブラケットが
横杆により連結されて略四角形状の空間部がシートバッ
クの左右両側に夫々形成されているので、側面衝突の際
に車体側壁側の車室内侵入を前記突出杆の先端の外側ブ
ラケット、突出杆、横杆及び内側ブラケットからなる略
四角形状の枠体により抑えることができ、この左右空間
部のうち車体側壁側に対向する空間部にガス発生器と、
該ガス発生器から噴出されるガスが流入されて膨出する
エアバッグ本体とを備え、該エアバッグ本体が通常時折
り畳み状態を保持している側突用エアバッグ装置を収納
し、側面衝突の際に突出杆の先端の外側ブラケット、突
出杆、横杆及び内側ブラケットからなる略四角形状の枠
体により確保される車体側壁側と着座者との間の空間部
内の側突用エアバッグ装置のエアバッグ本体が、着座者
の少なくとも頭部及び胸部の側方に対応して膨出し、着
座者がエアバッグ本体から受ける衝撃荷重を抑え、着座
者に加わる慣性力を効果的に吸収することができ、車体
側壁側に対する着座者の二次衝突を防止し、また、着座
者が車室内の内装品に三次衝突するのを防止することが
できる。According to the vehicle seat of the present invention, a reinforcing member extending in the horizontal direction is fixed to the upper portion of the seat back, and protrudes outward from both ends of the seat back at both ends of the reinforcing member. A protruding rod is formed, an inner bracket extending in a direction perpendicular to the reinforcing member is fixed to both ends of the reinforcing member, and an outer bracket parallel to the inner bracket is fixed to a tip of the protruding rod, and is parallel to the protruding rod. In this state, the inner bracket and the outer bracket are connected by a horizontal rod, and a substantially rectangular space portion is formed on each of the left and right sides of the seat back. It can be suppressed by a substantially rectangular frame consisting of an outer bracket, a protruding rod, a lateral rod, and an inner bracket at the tip of the rod. A gas generator the space portion facing the,
An airbag body into which gas ejected from the gas generator flows and inflates, and stores an airbag device for side collision in which the airbag body is normally held in a folded state, so that a side collision occurs. In this case, a side collision airbag device in a space between a vehicle body side wall and a seated person secured by a substantially rectangular frame body including an outer bracket, a protruding rod, a lateral rod, and an inner bracket at the tip of the protruding rod. The airbag body is swelled corresponding to at least the sides of the head and chest of the occupant, suppressing the impact load received by the occupant from the airbag body, and effectively absorbing the inertial force applied to the occupant. Thus, it is possible to prevent a secondary collision of the occupant against the side wall of the vehicle body and to prevent a tertiary collision of the occupant with the interior components in the vehicle compartment.
【0011】このように車体側壁側の車室内侵入を極力
抑えた上で、車体側壁側と着座者との間に確保された空
間内にて側突用エアバッグ装置のエアバッグ本体が膨出
するため、側突用エアバッグ装置のエアバッグ本体が車
体側壁側より強く押されて着座者に衝撃荷重を与えるこ
とがない。In this manner, the airbag body of the side collision airbag device inflates in the space secured between the side wall of the vehicle body and the seated occupant while minimizing the intrusion of the vehicle into the cabin on the side wall of the vehicle body. As a result, the airbag body of the side collision airbag device is not pushed harder than the vehicle body side wall and does not apply an impact load to the occupant.
【0012】[0012]
【実施例】以下本発明に係わる車両用シートを図面を参
照して詳述する。図1乃至図6には本発明に係わる車両
用シートの一実施例が夫々示されており、図2に示す如
く、この車両用シート20は運転席及び助手席を備え、
運転席及び助手席は本実施例では左右対称に形成されて
いるが、これに限定されるものではない。DESCRIPTION OF THE PREFERRED EMBODIMENTS A vehicle seat according to the present invention will be described below in detail with reference to the drawings. FIGS. 1 to 6 show one embodiment of a vehicle seat according to the present invention. As shown in FIG. 2, the vehicle seat 20 has a driver's seat and a passenger seat,
Although the driver's seat and the passenger's seat are formed symmetrically in this embodiment, the present invention is not limited to this.
【0013】車体フロア10の中央には、前後方向に延
びるフロアートンネル11が形成され、このフロアート
ンネル11の左右に運転席及び助手席が設けられてい
る。車両用シート20の各座席は、夫々車体フロア10
に前後スライド機構12を介して前後移動可能に取付け
られたシートクッション21と、このシートクッション
21の後端部にリクライニング機構24を介して前後傾
動可能に支持されたシートバック23とを備えている。A floor tunnel 11 extending in the front-rear direction is formed at the center of the vehicle body floor 10, and a driver's seat and a passenger seat are provided on the left and right of the floor tunnel 11. Each seat of the vehicle seat 20 is a vehicle body floor 10
The seat cushion 21 is provided so as to be movable back and forth through a front and rear slide mechanism 12 and a seat back 23 supported at the rear end of the seat cushion 21 via a reclining mechanism 24 so as to be tiltable back and forth. .
【0014】図1乃至図4に示す如く、シートバック2
3の上部フレーム23aに近接して水平方向に延びる補
強部材31が固着され、この補強部材31の両端31a
にシートバック23の両側部より外側方向に突出する突
出杆33が夫々形成されている。尚この補強部材31と
突出杆33は一体に形成することができる。また補強部
材31はシートバック23の上部フレーム23aの背面
側の上方または下方の何れに設けるものであってもよ
い。補強部材31は、側面衝突の際に車体側壁14側で
あるドアから受けた衝撃荷重を側方に伝達しつつ、シー
トバック23上部の変形を極力防止するための高剛性の
バー状部材である。As shown in FIGS. 1 to 4, the seat back 2
3, a reinforcing member 31 extending in the horizontal direction in the vicinity of the upper frame 23a is fixed, and both ends 31a of the reinforcing member 31 are fixed.
Projecting rods 33 projecting outward from both sides of the seat back 23 are formed respectively. The reinforcing member 31 and the protruding rod 33 can be formed integrally. The reinforcing member 31 may be provided above or below the rear side of the upper frame 23a of the seat back 23. The reinforcing member 31 is a high-rigidity bar-shaped member for preventing the upper portion of the seat back 23 from being deformed as much as possible while transmitting an impact load received from a door on the side of the vehicle body side wall 14 in a side collision. .
【0015】前記補強部材31には上部フレーム23a
方向に延びる固定ブラケット35が一対形成され、この
固定ブラケット35を上部フレーム23a側にボルト3
7止めし得るようになされている。補強部材31の両端
31aに補強部材31の長手方向と直交する方向に延び
る内側ブラケット39が固着されている。この内側ブラ
ケット39がボルト38によりサイドフレーム23bに
固着される。サイドフレーム23bにはサイドブラケッ
ト23cが固着されている。The reinforcing member 31 includes an upper frame 23a.
A pair of fixing brackets 35 extending in the direction is formed.
7 It is designed to be able to stop. Inner brackets 39 extending in a direction perpendicular to the longitudinal direction of the reinforcing member 31 are fixed to both ends 31 a of the reinforcing member 31. The inner bracket 39 is fixed to the side frame 23b by the bolt 38. A side bracket 23c is fixed to the side frame 23b.
【0016】また、前記突出杆33の先端に前記内側ブ
ラケット39と平行する外側ブラケット41が夫々固着
され、前記外側ブラケット41のうち少なくとも車体側
壁14側に対向する側の外側ブラケット41と内側ブラ
ケット39とが横杆43により連結され、略四角形状の
空間部45がシートバック23の左右両側に夫々形成さ
れている。An outer bracket 41 parallel to the inner bracket 39 is fixed to a tip of the protruding rod 33. The outer bracket 41 and the inner bracket 39 at least on the side of the outer bracket 41 facing the vehicle body side wall 14 side. Are connected by a horizontal rod 43, and a substantially rectangular space 45 is formed on each of the left and right sides of the seat back 23.
【0017】尚、本実施例では略四角形状の空間部45
をシートバック23の左右両側に夫々形成したが、図8
に示す如く、シートバック23上部における隣座席側に
対向した他側端側の突出杆33の先端に前記内側ブラケ
ット39と平行する外側ブラケット41を設け、外側ブ
ラケット41と内側ブラケット39とを横杆43により
連結しない構成であってもよい。In this embodiment, a substantially rectangular space 45 is provided.
8 is formed on each of the left and right sides of the seat back 23.
As shown in the figure, an outer bracket 41 parallel to the inner bracket 39 is provided at the tip of a protruding rod 33 on the other end opposite to the adjacent seat side in the upper part of the seat back 23, and the outer bracket 41 and the inner bracket 39 are connected by a horizontal rod. A structure that is not connected by 43 may be used.
【0018】前記構成によれば、側面衝突の際に車体側
壁14側の車室内侵入を前記突出杆33の先端の外側ブ
ラケット41、突出杆33、横杆43及び内側ブラケッ
ト39からなる略四角形状の枠体により抑えることがで
きる。According to the above construction, in the event of a side collision, the vehicle enters the cabin on the side of the vehicle body side wall 14 so as to prevent the protruding rod 33 from having a substantially rectangular shape formed by the outer bracket 41, the protruding rod 33, the lateral rod 43 and the inner bracket 39. Can be suppressed by the frame.
【0019】この左右空間部45のうち少なくとも車体
側壁14側に対向する空間部45に側突用エアバッグ装
置51が収納されている。図5に示す如く、この側突用
エアバッグ装置51はユニット化されており、エアバッ
グ装置51のベースプレート52が外側ブラケット4
1、突出杆33、横杆43及び内側ブラケット39から
なる略四角形状の枠体に固着されている。A side collision airbag device 51 is accommodated in at least a space portion 45 of the left and right space portions 45 facing the vehicle body side wall 14 side. As shown in FIG. 5, the side collision airbag device 51 is unitized, and the base plate 52 of the airbag device 51 is
1. It is fixed to a substantially rectangular frame composed of a projecting rod 33, a lateral rod 43 and an inner bracket 39.
【0020】このベースプレート52にガス発生器53
が固着され、ガス発生器53の作動時に該ガス発生器5
3から噴出されるガスが流入されて膨出するように前記
ベースプレート52側に固着されているエアバッグ本体
55とを備え、前記エアバッグ本体55はエアバッグカ
バー57により折り畳み状態を保持した状態で被覆さ
れ、またガス発生器53の背面側はインフレータカバー
59により被覆されている。尚、符号60はガイド部材
である。A gas generator 53 is provided on the base plate 52.
Is fixed, and when the gas generator 53 operates, the gas generator 5
And an airbag body 55 fixed to the base plate 52 side so that gas ejected from the airbag 3 flows in and swells. The airbag body 55 is held by the airbag cover 57 in a folded state. The back side of the gas generator 53 is covered with an inflator cover 59. Reference numeral 60 denotes a guide member.
【0021】側面衝突の際に突出杆33の先端の外側ブ
ラケット41、突出杆33、横杆43及び内側ブラケッ
ト39からなる略四角形状の枠体により確保される車体
側壁14側と着座者との間の空間部45内の側突用エア
バッグ装置51のエアバッグ本体55が、図6に示す如
く、着座者の少なくとも頭部及び胸部の側方に対応して
膨出し、着座者がエアバッグ本体55から受ける衝撃荷
重を抑え、着座者に加わる慣性力を効果的に吸収するこ
とができ、車体側壁14側に対する着座者の二次衝突を
防止し得るようになされている。In the event of a side collision, the vehicle body side wall 14 side secured by a substantially rectangular frame formed of the outer bracket 41, the protruding rod 33, the lateral rod 43, and the inner bracket 39 at the tip of the protruding rod 33, and the occupant. As shown in FIG. 6, the airbag body 55 of the side collision airbag device 51 in the space 45 between the airbags inflates corresponding to at least the sides of the head and chest of the seated person. The impact load received from the main body 55 can be suppressed, the inertial force applied to the occupant can be effectively absorbed, and a secondary collision of the occupant with the vehicle body side wall 14 can be prevented.
【0022】図2に示す如く、車体側壁14側のドアの
サイドビーム15の近傍には、該ドアに対する側面衝突
時の衝撃荷重を検知し、前記空間部45に収納されてい
る側突用エアバッグ装置51のエアバッグ本体55を膨
出させるよう指示するセンサ61が設けられている。こ
のセンサ61は、一般に電気機械式、機械式、電子式の
3種類があるが、その何れでもよい。As shown in FIG. 2, near the side beam 15 of the door on the side of the vehicle body side wall 14, an impact load at the time of a side collision with the door is detected, and the side collision air stored in the space 45 is detected. A sensor 61 for instructing the airbag body 55 of the bag device 51 to inflate is provided. The sensor 61 is generally of three types: an electromechanical type, a mechanical type, and an electronic type.
【0023】また、隣座席側に延びる補強部材31は、
シートバック23のサイドフレーム23bより更に側方
に突出しているので、側面衝突の際に車体側壁14側の
車室内侵入を前記突出杆33の先端の外側ブラケット4
1、突出杆33、横杆43及び内側ブラケット39から
なる略四角形状の枠体により抑えることができると共
に、側面衝突の際に車体側壁14側から入力した衝撃荷
重を隣座席側に伝達する作用を行うことができる。The reinforcing member 31 extending to the adjacent seat side is
Since the seat back 23 protrudes further to the side than the side frame 23b, the outer bracket 4 at the end of the protruding rod 33 prevents entry into the vehicle cabin on the vehicle body side wall 14 side in the event of a side collision.
1. A substantially rectangular frame formed by the protruding rod 33, the lateral rod 43, and the inner bracket 39, and can transmit an impact load input from the side wall 14 of the vehicle body to an adjacent seat in the event of a side collision. It can be performed.
【0024】図7には、本発明の異なる実施例が示され
ており、前述せる実施例と対応する部分には同一符号を
付してこれ以上の詳細説明はこれを省略するも、前記補
強部材31の先端31aに固着される内側ブラケット3
9が補強部材31の先端31aより上方に延び、この内
側ブラケット39と平行する外側ブラケット41が同様
に突出杆33の先端より上方に延びて形成され、前記外
側ブラケット41のうち少なくとも車体側壁14側に対
向する側の外側ブラケット41と内側ブラケット39と
が横杆43により連結され、略四角形状の空間部45が
シートバック23の左右両側で、且つ突出杆33の上方
に形成されていることを除いては、前述せる実施例と同
様の構成を有するものである。FIG. 7 shows a different embodiment of the present invention. Parts corresponding to those of the above-described embodiment are denoted by the same reference numerals, and further detailed description is omitted. Inner bracket 3 fixed to tip 31a of member 31
9 extends above the end 31a of the reinforcing member 31, and an outer bracket 41 parallel to the inner bracket 39 is formed to also extend above the end of the protruding rod 33, and at least the side of the outer bracket 41 closer to the vehicle body side wall 14. The outer bracket 41 and the inner bracket 39 on the opposite side are connected by a horizontal rod 43, and substantially rectangular space portions 45 are formed on both left and right sides of the seat back 23 and above the protruding rod 33. Except for this point, it has the same configuration as the embodiment described above.
【0025】図8には、本発明の更に異なる実施例が示
されており、車体側壁14側に対向する一側端側の外側
ブラケット41と内側ブラケット39とが横杆43によ
り連結され、略四角形状の空間部45がシートバック2
3の車体側壁14側に対向する側にのみ形成され、且つ
突出杆33の上方に形成され、シートバック23上部に
おける隣座席側に対向した他側端側の突出杆33の先端
に前記内側ブラケット39と平行する外側ブラケット4
1を設け、外側ブラケット41と内側ブラケット39と
を横杆43により連結しない構成としたものである。FIG. 8 shows still another embodiment of the present invention. An outer bracket 41 and an inner bracket 39 at one end facing the vehicle body side wall 14 are connected by a horizontal rod 43, and are substantially similar to those shown in FIG. The square space 45 is the seat back 2
3 is formed only on the side facing the side wall 14 of the vehicle body, and is formed above the protruding rod 33. The inner bracket is attached to the tip of the protruding rod 33 on the other side end opposite to the adjacent seat side above the seat back 23. Outer bracket 4 parallel to 39
1 is provided, and the outer bracket 41 and the inner bracket 39 are not connected by the horizontal rod 43.
【0026】[0026]
【発明の効果】以上が本発明に係わる車両用シートの一
実施例の構成であるが、本発明の請求項1に記載の車両
用シートによれば、シートバック上部に水平方向に延び
る補強部材が固着され、該補強部材の両端にシートバッ
クの両側部より外側方向に突出する突出杆が形成され、
前記補強部材の両端に補強部材と直交する方向に延びる
内側ブラケットが固着され、前記突出杆の先端に前記内
側ブラケットと平行する外側ブラケットが固着され、前
記外側ブラケットのうち少なくとも車体側壁側に対向す
る側の外側ブラケットと内側ブラケットとを横杆により
連結して空間部を形成し、該空間部にガス発生器と、該
ガス発生器から噴出されるガスが流入されて膨出するエ
アバッグ本体とを備え、該エアバッグ本体が通常時折り
畳み状態を保持している側突用エアバッグ装置を収納し
たので、側面衝突の際に車体側壁側の車室内侵入を前記
突出杆の先端の外側ブラケット及び内側ブラケットによ
り抑えることができ、側面衝突の際に車体側壁側と着座
者との間の空間部内の側突用エアバッグ装置のエアバッ
グ本体が、着座者の少なくとも頭部及び胸部の側方に対
応して膨出し、着座者がエアバッグ本体から受ける衝撃
荷重を抑え、着座者に加わる慣性力を効果的に吸収する
ことができ、車体側壁側に対する着座者の二次衝突を防
止し、また、着座者が車室内の内装品に三次衝突するの
を防止することができる。The vehicle seat according to one embodiment of the present invention has been described above. According to the vehicle seat according to the first aspect of the present invention, the reinforcing member extending horizontally above the seat back. Are fixed, projecting rods projecting outward from both sides of the seat back are formed at both ends of the reinforcing member,
An inner bracket extending in a direction orthogonal to the reinforcing member is fixed to both ends of the reinforcing member, an outer bracket parallel to the inner bracket is fixed to a tip of the protruding rod, and at least the outer bracket faces at least a vehicle body side wall side. The outer bracket on the side and the inner bracket are connected by a horizontal rod to form a space, and a gas generator and an airbag body into which gas ejected from the gas generator flows and inflates into the space. Since the airbag body accommodates the side collision airbag device in which the airbag body is normally kept in a folded state, the intrusion of the side wall side of the vehicle into the vehicle interior during a side collision is caused by the outer bracket at the tip of the protruding rod and The airbag body of the side collision airbag device in the space between the side wall of the vehicle body and the occupant during a side collision can be suppressed by the inner bracket. The bulges at least on the sides of the head and chest, suppresses the impact load received by the occupant from the airbag body, can effectively absorb the inertial force applied to the occupant, and provides the occupant with the side of the vehicle body side wall. And a tertiary collision of the occupant with interior components in the vehicle cabin can be prevented.
【0027】本発明の請求項2に記載の車両用シートに
よれば、シートバック上部に水平方向に延びる補強部材
が固着され、該補強部材の両端にシートバックの両側部
より外側方向に突出する突出杆が形成され、前記補強部
材の両端に補強部材と直交する方向に延びる内側ブラケ
ットが固着され、前記突出杆の先端に前記内側ブラケッ
トと平行する外側ブラケットが固着され、前記突出杆と
平行する状態で前記内側ブラケットと外側ブラケットが
横杆により連結されて略四角形状の空間部がシートバッ
クの左右両側に夫々形成されているので、側面衝突の際
に車体側壁側の車室内侵入を前記突出杆の先端の外側ブ
ラケット、突出杆、横杆及び内側ブラケットからなる略
四角形状の枠体により抑えることができ、この左右空間
部のうち車体側壁側に対向する空間部にガス発生器と、
該ガス発生器から噴出されるガスが流入されて膨出する
エアバッグ本体とを備え、該エアバッグ本体が通常時折
り畳み状態を保持している側突用エアバッグ装置を収納
し、側面衝突の際に突出杆の先端の外側ブラケット、突
出杆、横杆及び内側ブラケットからなる略四角形状の枠
体により確保される車体側壁側と着座者との間の空間部
内の側突用エアバッグ装置のエアバッグ本体が、着座者
の少なくとも頭部及び胸部の側方に対応して膨出し、着
座者がエアバッグ本体から受ける衝撃荷重を抑え、着座
者に加わる慣性力を効果的に吸収することができ、車体
側壁側に対する着座者の二次衝突を防止し、また、着座
者が車室内の内装品に三次衝突するのを防止することが
できる。According to the vehicle seat according to the second aspect of the present invention, a reinforcing member extending in the horizontal direction is fixed to the upper portion of the seat back, and protrudes outward from both ends of the seat back at both ends of the reinforcing member. A protruding rod is formed, an inner bracket extending in a direction perpendicular to the reinforcing member is fixed to both ends of the reinforcing member, and an outer bracket parallel to the inner bracket is fixed to a tip of the protruding rod, and is parallel to the protruding rod. In this state, the inner bracket and the outer bracket are connected by a horizontal rod, and a substantially rectangular space portion is formed on each of the left and right sides of the seat back. It can be suppressed by a substantially rectangular frame consisting of an outer bracket, a protruding rod, a lateral rod, and an inner bracket at the tip of the rod. A gas generator the space portion facing the,
An airbag body into which gas ejected from the gas generator flows and inflates, and stores an airbag device for side collision in which the airbag body is normally held in a folded state, so that a side collision occurs. In this case, a side collision airbag device in a space between a vehicle body side wall and a seated person secured by a substantially rectangular frame body including an outer bracket, a protruding rod, a lateral rod, and an inner bracket at the tip of the protruding rod. The airbag body is swelled corresponding to at least the sides of the head and chest of the occupant, suppressing the impact load received by the occupant from the airbag body, and effectively absorbing the inertial force applied to the occupant. Thus, it is possible to prevent a secondary collision of the occupant with respect to the side wall of the vehicle body and to prevent a tertiary collision of the occupant with the interior components in the vehicle compartment.
【0028】本発明によれば、車両の側面衝突の際に、
エアバッグ装置のエアバッグ本体が膨出し得る空間を確
保し、着座者がエアバッグ本体から受ける衝撃荷重を抑
え、着座者に加わる慣性力を効果的に吸収することがで
き、車体側壁側に対する着座者の二次衝突を防止し、ま
た、着座者が車室内の内装品に三次衝突するのを防止
し、着座者の安全性を確実に向上させることができる車
両用シートを得ることができる。According to the present invention, in the event of a side collision of a vehicle,
A space where the airbag body of the airbag device can inflate is secured, the impact load received by the occupant from the airbag body can be suppressed, the inertial force applied to the occupant can be effectively absorbed, and the seating on the side of the vehicle body side can be achieved. It is possible to obtain a vehicle seat that can prevent a secondary collision of an occupant, prevent a occupant from tertiarily colliding with an interior component in a vehicle cabin, and reliably improve the safety of the occupant.
【図1】本発明に係る車両用シートの一実施例を示す斜
視図。FIG. 1 is a perspective view showing one embodiment of a vehicle seat according to the present invention.
【図2】本発明に係る車両用シートの一実施例を示す正
面図。FIG. 2 is a front view showing one embodiment of a vehicle seat according to the present invention.
【図3】本発明に係る車両用シートの補強部材と枠体の
一実施例を示す斜視図。FIG. 3 is a perspective view showing one embodiment of a reinforcing member and a frame of the vehicle seat according to the present invention.
【図4】本発明に係る車両用シートの補強部材と枠体の
一実施例を示す斜視図。FIG. 4 is a perspective view showing one embodiment of a reinforcing member and a frame of the vehicle seat according to the present invention.
【図5】本発明に係る車両用シートの略四角形状の枠体
の空間部にエアバッグ装置を収納した状態の一実施例を
示す分解斜視図。FIG. 5 is an exploded perspective view showing an embodiment in which the airbag device is housed in a space of a substantially rectangular frame of the vehicle seat according to the present invention.
【図6】本発明に係る車両用シートの略四角形状の枠体
の空間部にエアバッグ装置を収納した状態の一実施例を
示す平面断面図。FIG. 6 is a cross-sectional plan view showing an embodiment in which the airbag device is stored in a space of a substantially square frame of the vehicle seat according to the present invention.
【図7】本発明に係る車両用シートの補強部材と枠体の
異なる実施例を示す正面図。FIG. 7 is a front view showing another embodiment of the reinforcing member and the frame of the vehicle seat according to the present invention.
【図8】本発明に係る車両用シートの補強部材と枠体の
更に異なる実施例を示す正面図。FIG. 8 is a front view showing still another embodiment of the reinforcing member and the frame of the vehicle seat according to the present invention.
20 車両用シート 21 シートクッション 23 シートバック 23a 上部フレーム 23b サイドフレーム 31 補強部材 33 突出杆 35 固定ブラケット 37 ボルト 38 ボルト 39 内側ブラケット 41 外側ブラケット 43 横杆 45 空間部 51 エアバッグ装置 52 ベースプレート 53 ガス発生器 55 エアバッグ本体 57 エアバッグカバー 59 インフレータカバー 61 センサ Reference Signs List 20 vehicle seat 21 seat cushion 23 seat back 23a upper frame 23b side frame 31 reinforcing member 33 protruding rod 35 fixing bracket 37 bolt 38 bolt 39 inner bracket 41 outer bracket 43 lateral rod 45 space 51 airbag device 52 base plate 53 gas generation Container 55 Airbag body 57 Airbag cover 59 Inflator cover 61 Sensor
Claims (2)
強部材を固着し、該補強部材の両端にシートバックの両
側部より外側方向に突出する突出杆を形成し、前記補強
部材の両端に補強部材と直交する方向に延びる内側ブラ
ケットを固着し、前記突出杆の先端に前記内側ブラケッ
トと平行する外側ブラケットを固着し、前記外側ブラケ
ットのうち少なくとも車体側壁側に対向する側の外側ブ
ラケットと内側ブラケットとを横杆により連結して空間
部を形成し、該空間部にガス発生器と、該ガス発生器か
ら噴出されるガスが流入されて膨出するエアバッグ本体
とを備え、該エアバッグ本体が通常時折り畳み状態を保
持している側突用エアバッグ装置を収納したことを特徴
とする車両用シート。1. A reinforcing member extending in a horizontal direction is fixed to an upper portion of a seat back, and protruding rods projecting outward from both sides of the seat back are formed at both ends of the reinforcing member, and reinforcing members are provided at both ends of the reinforcing member. An inner bracket extending in a direction perpendicular to the inner bracket is fixed, an outer bracket parallel to the inner bracket is fixed to a tip of the protruding rod, and an outer bracket and an inner bracket on at least a side of the outer bracket opposed to a vehicle body side wall are provided. Are connected by a horizontal rod to form a space, and a gas generator and an airbag body into which gas ejected from the gas generator flows and inflates are provided in the space, and the airbag body is A vehicle seat containing a side collision airbag device that is normally folded.
強部材を固着し、該補強部材の両端にシートバックの両
側部より外側方向に突出する突出杆を形成し、前記補強
部材の両端に補強部材と直交する方向に延びる内側ブラ
ケットを固着し、前記突出杆の先端に前記内側ブラケッ
トと平行する外側ブラケットを固着し、前記突出杆と平
行する状態で前記内側ブラケットと外側ブラケットを横
杆により連結して左右空間部を夫々形成し、該左右空間
部のうち少なくとも車体側壁側に対向する空間部にガス
発生器と、該ガス発生器から噴出されるガスが流入され
て膨出するエアバッグ本体とを備え、該エアバッグ本体
が通常時折り畳み状態を保持している側突用エアバッグ
装置を収納し、側面衝突の際に車体側壁側の車室内侵入
を前記突出杆の先端の外側ブラケットにより抑えると共
に、側面衝突の際に突出杆により確保される車体側壁側
と着座者との間の空間部内の側突用エアバッグ装置のエ
アバッグ本体が、着座者の少なくとも頭部及び胸部の側
方に対応して膨出するようになされていることを特徴と
する車両用シート。2. A reinforcing member extending in a horizontal direction is fixed to an upper portion of the seat back, and protruding rods projecting outward from both sides of the seat back are formed at both ends of the reinforcing member, and reinforcing members are provided at both ends of the reinforcing member. An inner bracket extending in a direction perpendicular to the protruding rod is fixed, an outer bracket parallel to the inner bracket is fixed to a tip of the protruding rod, and the inner bracket and the outer bracket are connected by a horizontal rod in a state parallel to the protruding rod. A gas generator, and an airbag body in which gas injected from the gas generator flows into and inflates at least a space portion of the left and right space portions facing the vehicle body side wall. A side collision airbag device in which the airbag body is normally kept in a folded state at the time of normal operation. The airbag body of the side collision airbag device in the space between the side wall of the vehicle body and the occupant secured by the protruding rod in the event of a side collision, and at least the head of the occupant and A vehicle seat characterized in that it protrudes corresponding to the side of the chest.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6331507A JP2891287B2 (en) | 1994-12-09 | 1994-12-09 | Vehicle seat |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6331507A JP2891287B2 (en) | 1994-12-09 | 1994-12-09 | Vehicle seat |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH08156668A JPH08156668A (en) | 1996-06-18 |
JP2891287B2 true JP2891287B2 (en) | 1999-05-17 |
Family
ID=18244420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6331507A Expired - Lifetime JP2891287B2 (en) | 1994-12-09 | 1994-12-09 | Vehicle seat |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2891287B2 (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2759957B1 (en) * | 1997-02-21 | 1999-04-30 | Peugeot | INTERCHANGEABLE MODULE FOR INFLATABLE PROTECTIVE BAG, FOR MOTOR VEHICLE SEAT |
JPH10297409A (en) * | 1997-02-27 | 1998-11-10 | Toyoda Gosei Co Ltd | Air bag for side collision |
JP5292004B2 (en) * | 2008-07-11 | 2013-09-18 | 本田技研工業株式会社 | Vehicle seat |
JP4673415B2 (en) * | 2009-03-24 | 2011-04-20 | 本田技研工業株式会社 | Vehicle seat |
JP4712881B2 (en) * | 2009-03-24 | 2011-06-29 | 本田技研工業株式会社 | Vehicle seat |
US8366146B2 (en) | 2009-03-24 | 2013-02-05 | Honda Motor Co., Ltd. | Vehicle seat |
WO2010150449A1 (en) * | 2009-06-24 | 2010-12-29 | 本田技研工業株式会社 | Vehicle seat |
JP5548515B2 (en) * | 2010-04-28 | 2014-07-16 | 本田技研工業株式会社 | Vehicle seat |
EP2578446B1 (en) * | 2010-06-04 | 2015-01-07 | Honda Motor Co., Ltd. | Vehicle seat |
JP5202580B2 (en) * | 2010-06-04 | 2013-06-05 | 本田技研工業株式会社 | Vehicle seat |
JP5945302B2 (en) * | 2014-07-15 | 2016-07-05 | 本田技研工業株式会社 | Vehicle seat structure |
-
1994
- 1994-12-09 JP JP6331507A patent/JP2891287B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH08156668A (en) | 1996-06-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP3280620B1 (en) | Airbag assemblies for vehicles with generous leg room | |
JP2784322B2 (en) | Vehicle safety seat | |
EP0565501B1 (en) | Air bag system for side collision protection | |
US5499840A (en) | Automotive seat with air-bag | |
JP2936000B2 (en) | Device for absorbing collision energy to the side of the vehicle body | |
CN114514149B (en) | Inflatable airbag assembly for a vehicle seating position equipped with a utility member | |
JPH0450052A (en) | Seat structure for vehicle | |
JP2921559B2 (en) | Airbag device for side collision of vehicles | |
JP3196660B2 (en) | Airbag device | |
JP2891287B2 (en) | Vehicle seat | |
JP3473082B2 (en) | Vehicle airbag device | |
JP2020132138A (en) | Airbag device, airbag device manufacturing method and airbag device expansion method | |
KR20230031555A (en) | Seat airbag device for vehicle | |
JP2004217109A (en) | Safety seat for vehicle | |
JP3436046B2 (en) | Airbag module mounting structure | |
JP2891286B2 (en) | Vehicle seat | |
JP2883807B2 (en) | Vehicle safety seat | |
JPH0624282A (en) | Air bag device for automobile | |
JPH09315258A (en) | Air bag device against side clash of vehicle | |
JP6937144B2 (en) | Crew protection device | |
JP3117121B2 (en) | Vehicle seat | |
JP3000161B2 (en) | Vehicle seat | |
JP2922175B2 (en) | Energy absorption structure on the side of the vehicle | |
KR0171344B1 (en) | Trunk safety device using an airbag | |
JPH09202203A (en) | Air bag device for vehicular side-collision |