CN1751918A - Vehicle occupant protection device - Google Patents
Vehicle occupant protection device Download PDFInfo
- Publication number
- CN1751918A CN1751918A CNA2005101064321A CN200510106432A CN1751918A CN 1751918 A CN1751918 A CN 1751918A CN A2005101064321 A CNA2005101064321 A CN A2005101064321A CN 200510106432 A CN200510106432 A CN 200510106432A CN 1751918 A CN1751918 A CN 1751918A
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- curtain airbag
- slit
- belt body
- vehicle
- fixed mount
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Abstract
To provide an occupant protecting device for a vehicle capable of achieving smooth deployment without being obstructed by a seat belt. The occupant protecting device for the vehicle includes a curtain airbag 53 structured so that a slit 83 to admit insertion of the seat belt 42 is formed in the seat belt deployment region 106 at the tail 79C, and by the slit, the central part 107 and the tail 79C of the rear part bag portion 74R are divided into the first 111 and the second bag segment 112 and the first 113 and the second tail segment 114. When the curtain airbag is deployed, the seat belt set previously intrudes into the slit. Accordingly a smooth deployment can be made without being obstructed by the seat belt. When the curtain airbag is to be folded up in cylindrical form, the open end of the slit will not be opened by the ruptural part. Handling at folding up will be facilitated.
Description
Technical field
The present invention relates to a kind of occupant's of protection vehicle fender guard, its Jie is between the left and right side window and occupant of self-propelled vehicle.
Background technology
In recent years, carrying out such research, that is, be subjected in the both sides of vehicle under the situation of impulsive force, improving protective value at occupant's head.
In this vehicle occupant protection device; for example developing so a kind of technology; promptly; lateral margin from pillar along roof is accommodated air bag; during impulsive force more than being subjected to prescribed level; the roof lateral gasbag is curtain shape expand out (for example, No. 3510061 communique of Japanese Patent is hereinafter referred to as patent documentation 1) along side window glass.
At the existing vehicle described in the above-mentioned patent documentation 1 is at the indoor car that is provided with a row or forward and backward two row's seats of car; passenger compartment side at front standing pillar keeps certain pillar spatial portion and the mounting column ornamental trimming; and; passenger compartment side in the sidepiece bight of roof is provided with at the elongated certain roof spatial portion of car chamber fore-and-aft direction, also has vehicle occupant protection device in this vehicle.
The structure of this vehicle occupant protection device is; in pillar spatial portion and roof spatial portion, accommodating the roof lateral gasbag; on the vehicle body roof rail, charging blower is installed; and; the roof lateral gasbag is installed on the vehicle body roof rail with bolt with constant spacing; and, the roof lateral gasbag is connected with charging blower via air supply pipe.
According to such vehicle occupant protection device, when sensor went out vehicle and is subjected to from the impulsive force more than the prescribed level of car body side, charging blower produced gas, can make the roof lateral gasbag expand out to the passenger compartment side along side window glass thus.
But; in the self-propelled vehicle occupant protection system of in patent documentation 1, being recorded and narrated; because curtain airbag stretch such safety strap zone so can be stretched over from car body after it launches to occupant side, thereby safety strap might hinder the expansion of air bag for crossing over the integral type bag of longitudinal direction of car total length.Specifically, for example, configuration 3 point seat belts on the pillar of centre strut etc., with safety strap after the safety strap break-through ring layback of the top of the shoulder that is configured in the occupant goes out and fastens, the curtain airbag that is configured in the shoulder top is positioned at identical position with safety strap basically under swelling state, thereby the expansion of curtain airbag is hindered.
In addition; in the self-propelled vehicle occupant protection system of in patent documentation 1, being recorded and narrated; being configured to of curtain airbag: have tether (belt body) long on the vehicle fore-and-aft direction on the front and rear end of curtain airbag; when curtain airbag launches; the tension force of this belt body impels curtain airbag to launch to become correct shape, this belt body is installed on the frame of car body side to keep tension force.But the action of belt body when the vehicle frame mounting structure does not consider that curtain airbag launches in the belt body of this shape, structure.That is to say, hinder the belt body rotation because of the mounting hole of frame is long hole shape, perhaps belt body is sandwiched between vehicle frame and the car body and hinders the motion of belt body.
Summary of the invention
Problem of the present invention is, a kind of vehicle occupant protection device is provided, and it can not be subjected to the obstruction of safety strap and successfully launch.
Another problem of the present invention is, a kind of vehicle occupant protection device is provided, and it can make belt body become easier with respect to the rotation of band fixed mount when curtain airbag launches.
The vehicle occupant protection device of technical solution of the present invention one; action by charging blower; make curtain airbag after expanding; vehicle body roof rail between constructing with the back prop at rear portion from the front standing pillar structure that is installed in front part of vehicle hangs down; thereby the occupant is protected, and wherein, the safety strap spreading area in front end, lower end and the rear end of curtain airbag forms slit; this slit is used to insert safety strap, and this slit is partitioned into two parts with curtain airbag.
On the basis of technical scheme one, the vehicle occupant protection device of technical solution of the present invention two is formed with fracture portion at the slit mouth end of slit, and this fracture portion ruptures when curtain airbag launches.
On technical scheme one or two basis; the vehicle occupant protection device of technical solution of the present invention three also has the band fixed mount; be connected with belt body on this band fixed mount; when curtain airbag launches; this belt body applies tension force to the front-end and back-end of curtain airbag, in addition, offers the positive circular hole that tangles belt body on this band fixed mount; and between this band fixed mount and car body, set out the space of rotating for belt body.
According to technical solution of the present invention one, curtain airbag is formed with slit, this slit inserts week for safety strap, it one of is formed in front end, lower end and the rear end on the safety strap spreading area of locating, and this slit is partitioned into two parts with curtain airbag, thus, after curtain airbag launches, the safety strap of prepackage is entered in this slit.Thus, the advantage of technical scheme one is that safety strap can not hinder the expansion of curtain airbag, and curtain airbag is successfully launched.
According to technical solution of the present invention two, because slit forms fracture portion on slit mouth end, this fracture portion can rupture when curtain airbag launches, thus, when curtain airbag launched, fracture portion pushed safety strap and makes and himself ruptures, and then safety strap is entered in the slit.Thus, even the slit mouth end of sealing slit can not make safety strap hinder the expansion of curtain airbag yet, thereby curtain airbag is successfully launched.
In addition, because slit forms fracture portion on slit mouth end, this fracture portion ruptures when curtain airbag launches, so, by forming fracture portion, when curtain airbag is folded into tubular, the slit mouth end of slit is opened.As a result, when folded airbag, can carry out the operation the same, thereby the operation when making folded airbag becomes simple with there not being slit.
According to technical solution of the present invention three, curtain airbag has the band fixed mount, on this band fixed mount, connect belt body, this belt body is longer on vehicle commander's direction, and front end or rear end to curtain airbag apply expansion tension force, in addition, when on the band fixed mount, offering the positive circular hole of hook belt body, also between band fixed mount and car body, set out space for the belt body rotation, thus, when launching curtain airbag, can make belt body cooperate the action campaign that launches by positive circular hole, thereby make belt body become easy with respect to the rotation of band fixed mount.
In addition, because on the band fixed mount, offer the positive circular hole of hook belt body, and between band fixed mount and car body, set out space for the belt body rotation, so, belt body can not be sandwiched between car body and the band fixed mount, and belt body is successfully rotated upon deployment.
Description of drawings
Fig. 1 is the lateral plan when associated vehicle of the present invention is observed in the passenger compartment side;
Fig. 2 is the block diagram when vehicle occupant protection device of the present invention is observed in the passenger compartment side;
Fig. 3 is the lateral plan when vehicle occupant protection device of the present invention is observed in the passenger compartment side, and wherein, the roof lateral gasbag is in deployed condition;
Fig. 4 is the instruction diagram that concerns between vehicle occupant protection device of the present invention and the seat belt apparatus;
Fig. 5 is the instruction diagram of the slit that adopted in the vehicle occupant protection device of the present invention;
Fig. 6 is the block diagram of the preceding band fixed mount that adopted in the vehicle occupant protection device of the present invention;
Fig. 7 is the block diagram of the back band fixed mount that adopted in the vehicle occupant protection device of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing preferred implementation of the present invention is described.Here, front, rear, left and right are as the criterion with driver's viewpoint.
Fig. 1 is the lateral plan when vehicle of the present invention is observed in the passenger compartment side, and it expresses situation that vehicle occupant protection device 50 is installed (state that roof lateral gasbag 53 is launched) on vehicle 10.Here, about vehicle occupant protection device 50, only express the structure that it is configured in the right side of vehicle 10.Because the vehicle occupant protection device 50 in left side has identical structure with the right side, its explanation of Therefore, omited.
And then, express the occupant Ma that will ride in the rightmost side in the back seat 14 at Fig. 1 and be limited in state on the seat by seat belt apparatus 40.Seat belt apparatus 40 is a kind of like this devices, pulls out the safety strap 42 that is wound on the taking-up device 41, is fixed on the lower fixture 44 after it is passed safety strap break-through ring 43.Taking-up device 41 is mounted in the Webbing retractor of back prop 24 bottoms.Safety strap break-through ring 43 is mounted in the parts on back prop 24 tops, and lower fixture 44 is mounted in the parts on the sidepiece of seat cushion of back seat 14.Can limit the upper part of the body and the waist of occupant Ma by safety strap 42.
Above-mentioned vehicle occupant protection device 50 is a kind of like this devices; when the sidepiece that detects vehicle 10 at sensor (not shown) is subjected to impulsive force more than the specified value; charging blower 51 produces gas according to this sensor signal; and this gas is supplied in the roof lateral gasbag 53 via air supply pipe 52, thereby roof lateral gasbag 53 is expanded to car chamber 11 sides along side window glass 31-33.
The roof lateral gasbag 53 that expands and launch in car chamber 11 can be when covering each side window glass 31-33, and protection rides in the occupant Ma on each seat 12-14, particularly can protect the head H e of occupant Ma.
Fig. 2 is the block diagram when vehicle occupant protection device of the present invention is observed in the passenger compartment side, and it expresses the state of accommodating of roof lateral gasbag 53.
As depicted in figs. 1 and 2, air supply pipe 52 is from the gas passage of charging blower 51 to roof lateral gasbag 53 supply gas.Charging blower 51 and air supply pipe 52 are stretched in car body fore-and-aft direction (left and right directions among the figure) upper edge, and with roof lateral gasbag 53 and row arrangement.
In car body 20, a side on the 26a of the sidepiece angle of roof 26 towards car chamber 11, have at car body fore-and-aft direction (fore-and-aft direction of car chamber) and go up elongated certain roof spatial portion S1 (spatial portion S1), in roof spatial portion S1, accommodating charging blower 51, air supply pipe 52 and roof lateral gasbag 53.
In addition, in car body 20, pillar ornamental trimming 54 is installed, and forms the pillar spatial portion S2 of regulation, in pillar spatial portion S2, accommodating the front portion of roof lateral gasbag 53 in a side that is located at anterior front standing pillar 21 towards car chamber 11.
In addition, in car body 20, (1) is installed on the front standing pillar 21 via the leading section 53a of frame 55 with roof lateral gasbag 53 with the fixed connecting part 56 of band etc.; (2) with the fixed connecting part 58 of band etc., be installed on the back prop 24 via the rearward end 53b of frame 57 with roof lateral gasbag 53; And roof lateral gasbag 53 is mounted on the vehicle body roof rail 25 by various fixed mechanism 61-67.
As shown in Figure 2, fixed mechanism 63 comprises the 1st erecting frame 151 and the 2nd erecting frame 152.
Fig. 3 is the lateral plan when vehicle occupant protection device of the present invention is observed in the passenger compartment side, and wherein the roof lateral gasbag is in deployed condition.
As shown in figures 1 and 3, roof lateral gasbag 53 constitutes by having the sheet material with flexibility that bubble-tight cloth etc. makes, it has integratedly: the 71F of (1) former and later two gas access portions, 71R, and the 71F of this former and later two gas access portion, 71R are configured in the substantial middle of car chamber fore-and-aft direction; (2) former and later two main flow of gas roads 72F, 72R, this former and later two main flow of gas road 72F, 72R stretch in fore-and-aft direction upper edge, car chamber along roof spatial portion S1 from the 71F of gas access portion, 71R; (3) pipe 73F, 73R in former and later two, these former and later two interior pipe 73F, 73R is communicated with these main flow of gas roads 72F, 72R respectively, and their end is communicated with the 71F of former and later two gas access portions, 71R respectively; (4) 74F of front bladders portion, the 74F of this front bladders portion is connected with the interior pipe 73F of front portion via the main flow of gas road 72F of front portion, and expands on the position corresponding to front-row seats 12; (5) 74M of center sleeve portion, the 74M of this center sleeve portion is connected with the interior pipe 73R at rear portion via the main flow of gas road 72R at rear portion, and expands on the position corresponding to middle row's seat 13; And (6) rear portion 74R of air bag portion, the 74R of this rear portion air bag portion is connected with the interior pipe 73R at rear portion via the main flow of gas road 72R at rear portion, and expands on the position corresponding to back seat 14.
The 74F of front bladders portion is made of forward and backward 3 bulge 75a-75c, and forwardly when car chamber 11 sides expanded, the gas that flows into from the main flow of gas road 72F of front portion flowed towards the below 74F of air bag portion along toe lateral wind glass 31, and it is mobile to turn back to the front upper place then.
The structure of these bulges 75a-75c is: the anterior bulge 75a of front end, the 75b of intermediate expansion portion of centre and the rear portion bulge 75c of rear end form a line.Anterior bulge 75a and the 75b of intermediate expansion portion are close together each other, and 75b of intermediate expansion portion and rear portion bulge 75c are close together each other.
Forwardly among the 74F of air bag portion, for the 75b of intermediate expansion portion, its upper end open disposes near the front end of fore main flow of gas road 72F, and is connected with the main flow of gas road 72F of front portion, and its preceding lower end is connected with the opening of the posterior end of anterior bulge 75a.Anterior bulge 75a only has opening in the posterior end.The upper end open of rear portion bulge 75c disposes near the front end of fore main flow of gas road 72F and with the main flow of gas road 72F of front portion and is connected.
The 74M of center sleeve portion is made of these forward and backward 3 bulge 76a-76c, and these forward and backward three bulge 76a-76c are configured in former and later two the 71F of gas access portion, the below of 71R.The structure of these forward and backward 3 bulge 76a-76c is: the anterior bulge 76a of front end, the 76b of intermediate expansion portion of centre and the rear portion bulge 76c of rear end form a line.Anterior bulge 76a and the 76b of intermediate expansion portion are close together each other, and 76b of intermediate expansion portion and rear portion bulge 76c are close together each other.
In the 74M of center sleeve portion, for the 76b of intermediate expansion portion, Shang Duan opening is configured near the rear end of main flow of gas road 72R at rear portion thereafter, and is communicated with main flow of gas road 72R, and its upper end is connected with the opening of the back upper end of anterior bulge 76a.Anterior bulge 76a only has opening on the upper end, back.The opening of the upper end of rear portion bulge 76c is configured near the rear end of main flow of gas road 72R at rear portion, and is communicated with main flow of gas road 72R.
The 74R of rear portion air bag portion is made of former and later two bulges 77a, the 77b at the 72R rear, main flow of gas road that is arranged in the rear portion.The structure of these bulges 77a, 77b is that the anterior bulge 77a of front end and the rear portion bulge 77b of rear end form a line.
For anterior bulge 77a, the opening of its preceding lower end is connected with the rear end of the main flow of gas road 72R at rear portion via top communicating pipe 78A, and the opening of its preceding lower end is connected with the rear aperture of the rear portion bulge 76c of the 74M of center sleeve portion via bottom communicating pipe 78R.
The opening of the preceding lower end of rear portion bulge 77b is connected with the opening of the posterior end of anterior bulge 77a.
Roof lateral gasbag 53 has unexpansive 79 of integral type around each 74F of air bag portion, 74M, 74R.Comprise anterior unexpansive 79A of front end, unexpansive 79B in centre of centre and unexpansive 79C in rear portion of rear end for unexpansive 79.
Anterior unexpansive 79A have band shape or strip before take bar 81.Unexpansive the 79B in rear portion have band shape or strip after take bar 82 and slit 83.
In Fig. 3,86F, 86R are located at the squit hole on pipe 73F, the 73R in former and later two respectively.
Fig. 4 is the figure of the relation between explanation vehicle occupant protection device of the present invention and the seat belt apparatus.
In vehicle occupant protection device 50; vehicle body roof rail structure 103 is installed in front standing pillar structure 101 (with reference to Fig. 6) of vehicle 10 front portions and the back prop at rear portion is constructed between 102; action by charging blower 51 (with reference to Fig. 2); roof lateral gasbag 53 (being called curtain airbag here) expands; and construct 103 from the vehicle body roof rail and hang down, thereby the protection occupant is Ma.The structure of curtain airbag 53 is, it has front end (anterior unexpansive portion) 79A (with reference to Fig. 3), (bottom of middle unexpansive 79B) 104, lower end and rear end (the unexpansive portion in rear portion) 79C, wherein, the safety strap spreading area 106 of (the unexpansive portion in rear portion) 79C forms slit 83 in the rear end, this slit 83 is used to insert safety strap 42, by this slit 83 central portion 107 of the rear portion air bag 74R of portion is partitioned into the 1st, the 2nd air bag cutting part 111,112, and rear end (the unexpansive portion in rear portion) 79C is divided into the 1st, the 2nd rear end cutting part 113,114.
In addition, in curtain airbag 53, forming slit 83 on the rear end 79C of back prop structure 102, like this, under the situation that curtain airbag 53 launches as shown in Figure 4, safety strap 42 inserts in the slit 83 shown in arrow b1 like that.
Fig. 5 (a) and (b) are figure that the slit that is adopted in the vehicle occupant protection device of the present invention is described, wherein Fig. 5 (a) is the states before curtain airbag 53 expands; State when Fig. 5 (b) is curtain airbag 53 expansions.
In Fig. 5 (a), slit 83 forms fracture portion 118 on slit mouth end 117, fracture when this fracture portion 118 launches at curtain airbag 53.The restrictions of 119 expression slits 83.
The structure of fracture portion 118 is, forms otch 122 in edge portion 121, and cuts 122 and links to each other and form the 1st grafting material portion 123, and separating formation the 2nd grafting material portion 124 on the position of spacing P with the 1st grafting material portion 123.
The length of the length of the 1st grafting material portion 123 and the 2nd grafting material portion 124 is arbitrary value.Spacing P also is an arbitrary value.
Here, at the 123, the 2nd grafting material portion of the 1st grafting material portion 124 these two places the edge of slit 83 is bonded together, but also can sets the 3rd grafting material portion, and at 3 places the edge of slit 83 is bonded together, here, the quantity of grafting material portion is arbitrarily.
The 1st grafting material portion 123 and the 2nd grafting material portion 124 are integrally formed on the 79C of rear end with the material of curtain airbag 53, still, also can not use the material of curtain airbag 53, replace, and use lining cement or line to form fracture portion 118.
In Fig. 5 (b), for slit 83, when curtain airbag 53 launched, the fracture portion 118 of slit 83 almost ran into the safety strap of fastening in advance 42 simultaneously, and thus, fracture portion 118 ruptures, and safety strap 42 enters in the slit 83 as shown in Figure 4.
Concretely, safety strap 42 (direction of arrow b2) is pushed by the fracture portion 118 of the rear end 79C that has launched, like this, promptly produces pressing force and concentrate on otch 122, the 1st grafting material portion 123 is that starting point ruptures with otch 122 just, and then the 2nd grafting material portion 124 ruptures.
Like this, in vehicle occupant protection device 50, be formed with slit 83 on curtain airbag 53, this slit 83 is partitioned into two parts with curtain airbag 53, and curtain airbag is successfully launched, and can not be subjected to the obstruction of safety strap 42.
In addition, be formed with fracture portion 118 on the slit mouth end 117 of slit 83, this fracture portion 118 ruptures when curtain airbag 53 launches, thus, by forming fracture portion 118, when curtain airbag 53 is folded into tubular, the slit mouth end 117 of slit 83 is opened.As a result, when folded airbag, can carry out the operation the same, thereby the operation when making folded airbag becomes simple with there not being slit 83.
Fig. 6 (a) and (b) are block diagrams of the preceding band fixed mount that adopted in the vehicle occupant protection device of the present invention.
Front standing pillar structure 101 the front standing pillar ornamental trimmings 54 that have front standing pillar 21 and be configured in front standing pillar 21 towards car chamber 11 sides.
Before take bar 81 by be installed in the preceding band fixed mount 131 on the front standing pillar 21 and be connected before the belt body 132 of band on the fixed mount 131 constitute.After curtain airbag 53 launched, the preceding bar 81 of taking applied expansion tension force (direction of arrow b3) to the front end 79A of curtain airbag 53.
Be formed with the installation portion 134 that is used for self being installed on the front standing pillar 21 on the preceding band fixed mount 131, and conjointly offer circular hole 135 with installation portion 134.
Circular hole 135 is that diameter is the positive circular hole of D1, and it can make belt body 132 along such rotation the shown in the arrow b5.
When accommodating roof lateral gasbag 53, as required, the belt body 132 of before taking bar 81 can be folded up, blended rubber band 136 holds it in this folded state.
In vehicle occupant protection device 50; band fixed mount 131 before curtain airbag 53 has; by on preceding band fixed mount 131, offering circular hole 135; when such launch of curtain airbag 53 shown in arrow b6, arrow b7; belt body 132 can cooperate the action that launches and such moving shown in arrow b5, thus make belt body 132 with respect to the rotation of preceding band fixed mount 131 become easily.
Fig. 7 is the block diagram of the back band fixed mount that adopted in the vehicle occupant protection device of the present invention.
Back prop structure 102 the back prop ornamental trimmings 138 that have back prop 24 and be configured in back prop 24 towards car chamber 11 sides.
After take bar 82 and constitute by the belt body 142 that is installed in the back band fixed mount 141 on the back prop 24 and be connected on the back band fixed mount 141.When curtain airbag 53 launches, after take bar 82 and apply to the rear end of curtain airbag 53 79C and launch tension force (direction of arrow b8).
Offer the positive circular hole 143 that is used for hook belt body 142 on the band fixed mount 141 of back, and between back band fixed mount 141 and car body 20, set out and dispose back band fixed mount 141 for the space of belt body 142 rotations.Specifically, on the band fixed mount 141 of back, form the installation portion of on back prop 24, installing 144, form stage portion 145 in installation portion 144 continuously, and make rank portion 145 and installation portion 144 (or back prop 24) spacing distance H1, on stage portion 145, offer circular hole 143.
Distance H 1 is greater than belt body 142 thickness t, and the belt body 142 that this distance H 1 can allow to hang in the circular hole 143 does not interfere with back prop 24 and rotates like that shown in arrow b9.
Circular hole 143 is to be the positive circular hole that diameter is offered with D2, and it can allow belt body 142 along rotating like that shown in the arrow b9.
Here, bar 81 (with reference to Fig. 6 (b)) is same with preceding taking, and when accommodating curtain airbag 53, as required, belt body 142 folding blended rubber bands 136 is held it in this folded state.
Like this; in vehicle occupant protection device 50; curtain airbag 53 has back band fixed mount 141; on the band fixed mount 141 of back, offer the positive circular hole 143 of hook belt body 142; and between back band fixed mount 141 and car body 20 (back prop 24), set space for belt body 142 rotations; thus; when curtain airbag 53 launches as arrow b10, arrow b11; by positive circular hole 143; make belt body 142 cooperate the action that launches and shown in arrow b9, move like that, thus make belt body 142 with respect to the rotation of back band fixed mount 141 become easily.
In addition, owing on the band fixed mount 141 of back, offer the positive circular hole 143 of hook belt body 142, and between back band fixed mount 141 and car body 20, set space for belt body 142 rotations, so, belt body 142 can not be stuck between belt body 142 and the back band fixed mount 141, thereby belt body 142 can successfully move upon deployment.
Shown in Fig. 6 (b), for preceding take bar 81 and after take for the bar 82, when accommodating curtain airbag 53, as required can belt body 132 and belt body 142 (with reference to Fig. 7) is folding, blended rubber band 136 holds it in folding whole, so needed length was poor when needed length was with expansion in the time of accommodating, thereby can satisfy necessary function when car body 20 is installed the easiness of curtain airbags 53 and launched simultaneously.
In addition, because as required, belt body 132 and belt body 142 can be folded up, blended rubber band 136 holds it in folded state, so belt body 132 and belt body 142 can easily stretch, thereby belt body 132 and belt body 142 is stretched.
In addition, in the embodiment, vehicle occupant protection device of the present invention is applied to have on the four-wheeled of 3 row's seats, but also can be applied to have on the vehicle of 2 row's seats or 4 row's seats, and then also can be applied on the general vehicle.
Vehicle of the present invention is particularly useful for having the four-wheeled of 3 row's seats with the member protection device.
Claims (3)
1. vehicle occupant protection device, wherein, by the action of charging blower; make curtain airbag after expanding, the vehicle body roof rail between constructing from the front standing pillar structure and the back prop at rear portion that are installed in front part of vehicle hangs down, thereby the occupant is protected; it is characterized in that
Safety strap spreading area in front end, lower end and the rear end of above-mentioned curtain airbag forms slit, and this slit is used to insert above-mentioned safety strap, and this slit is partitioned into two parts with above-mentioned curtain airbag.
2. vehicle occupant protection device as claimed in claim 1 is characterized in that,
Slit mouth end at above-mentioned slit is formed with fracture portion, and this fracture portion ruptures when above-mentioned curtain airbag launches.
3. vehicle occupant protection device as claimed in claim 1 or 2 is characterized in that,
It also has the band fixed mount, is connected with belt body on this band fixed mount, and when curtain airbag launched, this belt body applied tension force to the front-end and back-end of curtain airbag,
In addition, on this band fixed mount, offer the positive circular hole that tangles belt body, and between this band fixed mount and car body, set out the space of rotating for belt body.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP275702/2004 | 2004-09-22 | ||
| JP2004275669A JP4313277B2 (en) | 2004-09-22 | 2004-09-22 | Vehicle occupant protection device |
| JP275669/2004 | 2004-09-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1751918A true CN1751918A (en) | 2006-03-29 |
| CN100579832C CN100579832C (en) | 2010-01-13 |
Family
ID=36230224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200510106432A Expired - Fee Related CN100579832C (en) | 2004-09-22 | 2005-09-22 | Vehicle occupant protection device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4313277B2 (en) |
| CN (1) | CN100579832C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101489838B (en) * | 2006-07-17 | 2011-07-06 | 德尔菲技术公司 | Side curtain airbag with extended shoulder portion |
| CN101693451B (en) * | 2006-04-24 | 2012-01-04 | 奥托立夫开发公司 | Side airbag for vehicle |
| CN107199983A (en) * | 2017-05-12 | 2017-09-26 | 延锋百利得（上海）汽车安全系统有限公司 | A kind of front passenger air bag on ceiling |
| CN108657111A (en) * | 2017-03-27 | 2018-10-16 | 株式会社斯巴鲁 | Vehicular airbag device |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4770778B2 (en) * | 2007-04-12 | 2011-09-14 | トヨタ自動車株式会社 | Curtain airbag device |
| JP5131982B2 (en) * | 2008-07-31 | 2013-01-30 | 日本プラスト株式会社 | Air bag and air bag device |
| JP2010052513A (en) * | 2008-08-27 | 2010-03-11 | Nippon Plast Co Ltd | Airbag and airbag device |
| JP2012206660A (en) * | 2011-03-30 | 2012-10-25 | Toyoda Gosei Co Ltd | Head protective airbag device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6059311A (en) * | 1998-02-21 | 2000-05-09 | Breed Automotive Technology, Inc. | Pillar-mounted side impact and rollover air bag |
-
2004
- 2004-09-22 JP JP2004275669A patent/JP4313277B2/en not_active Expired - Fee Related
-
2005
- 2005-09-22 CN CN200510106432A patent/CN100579832C/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101693451B (en) * | 2006-04-24 | 2012-01-04 | 奥托立夫开发公司 | Side airbag for vehicle |
| CN101693450B (en) * | 2006-04-24 | 2012-01-04 | 奥托立夫开发公司 | Side airbag for vehicle |
| CN101489838B (en) * | 2006-07-17 | 2011-07-06 | 德尔菲技术公司 | Side curtain airbag with extended shoulder portion |
| CN108657111A (en) * | 2017-03-27 | 2018-10-16 | 株式会社斯巴鲁 | Vehicular airbag device |
| CN108657111B (en) * | 2017-03-27 | 2019-07-19 | 株式会社斯巴鲁 | Vehicular airbag device |
| US10442387B2 (en) | 2017-03-27 | 2019-10-15 | Subaru Corporation | Vehicle airbag apparatus |
| CN107199983A (en) * | 2017-05-12 | 2017-09-26 | 延锋百利得（上海）汽车安全系统有限公司 | A kind of front passenger air bag on ceiling |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006088843A (en) | 2006-04-06 |
| CN100579832C (en) | 2010-01-13 |
| JP4313277B2 (en) | 2009-08-12 |
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