CN103465860A - Side air sag - Google Patents
Side air sag Download PDFInfo
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- CN103465860A CN103465860A CN201310356588XA CN201310356588A CN103465860A CN 103465860 A CN103465860 A CN 103465860A CN 201310356588X A CN201310356588X A CN 201310356588XA CN 201310356588 A CN201310356588 A CN 201310356588A CN 103465860 A CN103465860 A CN 103465860A
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- airbag
- air bag
- side air
- holes
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Abstract
The invention discloses a side air sag, which comprises a gas generator, a first air bag and a second air bag, wherein the first air bag is connected with the air generator; a plurality of through holes are uniformly distributed in the first air bag; and the first air bag and the second air bag are communicated with each other through the through holes. According to the side air sag, the through holes are uniformly distributed in the first air bag, so that the upper, middle and lower inflating speeds are equal in the inflating process of the second air bag, the inflating pressure is uniform, the rigidity of each part is uniform after inflation of the second air bag, and requirements of passengers on the rigidity of different positions of the air sag are met.
Description
Technical field
The present invention relates to automotive field, relate in particular to a kind of side air bag of automobile.
Background technology
The side air bag is widely used in each large main engine plants as occupant protection system; for improving the protective effect of side air bag; usually wish that air bag local stiffness corresponding to each position of occupant is relatively even; and the rigidity that hip is corresponding is larger; to improve the impetus of hip; reduce occupant injury, require the rigidity less that chest is corresponding simultaneously, to alleviate the impact effect of air bag to chest.
Current side air bag mainly is comprised of a gas generator and an airbag, how many direct air bag rigidity that affect of charge air.Because of airing form uncontrollable; airbag first launches in certain position usually, then spreads towards periphery, and the speed of inflation causes airbag pressure inhomogeneous; the rigidity that makes each position of air bag there are differences but can not meet the requirement to air bag rigidity, is unfavorable for passenger protection.
Summary of the invention
In view of this, be necessary to provide a kind of uniform side air bag of rear each several part rigidity that guarantees to inflate.
The invention provides a kind of side air bag, comprise gas generator, the first airbag and the second airbag, described the first airbag is connected with described gas generator, and evenly is provided with some through holes on described the first airbag, by described through hole, is communicated with described the first airbag and described the second airbag.
According to one embodiment of present invention, described some through holes are divided into three groups, are located at respectively the upper, middle, and lower part of described the first airbag.
According to one embodiment of present invention, the described aperture summation of respectively organizing through hole equates.
According to one embodiment of present invention, described some through holes comprise three through holes that are divided into described the first airbag upper, middle, and lower part.
According to one embodiment of present invention, described three through holes are positioned on a warp of described the first airbag.
According to one embodiment of present invention, the aperture of described three through holes equates.
According to one embodiment of present invention, the volume of described the second airbag is greater than described the first airbag.
According to one embodiment of present invention, described the second airbag is sheathed on described the first airbag periphery.
The present invention guarantees that by uniform through hole on the first airbag the aeration speed of upper, middle and lower in the gas replenishment process of the second airbag equates, inflation pressure is even, thereby assurance is substituted the bad for the good, after gas, the each several part rigidity of the second airbag is even, meets the rigidity requirement of passenger protection to the air bag diverse location; Simultaneously, the duration of run that can shorten air bag is inflated in three positions simultaneously, indirectly reduces the requirement to the occupant side space of planes.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of specification sheets, and for above and other purpose of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and the cooperation accompanying drawing, be described in detail as follows.
The accompanying drawing explanation
Fig. 1 is the structural representation of a kind of side air bag in the embodiment of the present invention.
Fig. 2 is the schematic diagram of Fig. 1 by another angle.
The specific embodiment
Reach for further setting forth the present invention technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, to the specific embodiment of the present invention, structure, feature and effect thereof, be described in detail as follows.
Fig. 1 is the structural representation of a kind of side air bag in the embodiment of the present invention.Fig. 2 is the schematic diagram of Fig. 1 by another angle.Please refer to Fig. 1 and Fig. 2, side air bag of the present invention is arranged at the side of automotive seat, comprises gas generator 10, the first airbag 20 and the second airbag 30.
Described the first airbag 20 is connected with gas generator 10 by the circular hole (not shown) of being located on gas generator 10.The volume of described the second airbag 30 is much larger than described the first airbag 20, and is located in described the first airbag 20 peripheries, and described the first airbag 20 is located in described the second airbag 30, and described the second airbag 30 is sheathed on the periphery of described the first airbag 20.The wall section of described the first airbag 20 evenly is provided with some through holes 21, by described through hole 21, is communicated with described the first airbag 20 and described the second airbag 30.Described the second airbag 30 is provided with some deflation hole (not shown), to bleed off the gas in the side air bag when not needing to use the side air bag.
Described some through holes 21 are divided into three groups, are located at respectively the upper, middle, and lower part of described the first airbag 20.The described aperture summation of respectively organizing through hole 21 equates, and, each aperture of organizing each through hole 21 in through hole 21 is also good to be all mutually, with the charge air of the upper, middle, and lower part that guarantees the first airbag 20 and to go out atmospheric pressure identical, thereby guarantees that the local pressure of the second airbag 30 is evenly that rigidity is even.Particularly, in the present embodiment, described some through holes 21 comprise three through holes 21 that are divided into the first airbag 20 upper, middle, and lower parts.Described three through holes 21 are positioned on a warp of described the first airbag 20, in figure, pass through on the dotted line circle of three through holes 21, and the aperture of described three through holes 21 equate.
When car body bumps; 10 of gas generators are quick-fried; gas enters the first airbag 20; enter the second airbag 30 by the through hole 21 on the first airbag 20; the principle be directly proportional to bore dia according to flow; by the uniform through hole 21 of the upper, middle, and lower part at the first airbag 20; and further the aperture summation of each group through hole 21 is set as and equates to control the flow that flows to the second airbag 30 upper, middle, and lower parts; thereby the local stiffness that guarantees the second airbag 30 is even; make the application force while contacting with the occupant even, improve the protective effect to the occupant.
In sum, the present invention guarantees that by uniform through hole 21 on the first airbag 20 aeration speed of upper, middle and lower in the gas replenishment process of the second airbag 30 equates, inflation pressure is even, thereby assurance is substituted the bad for the good, after gas, the each several part rigidity of the second airbag 30 is even, meets the rigidity requirement of passenger protection to the air bag diverse location; Simultaneously, the duration of run that can shorten air bag is inflated in three positions simultaneously, indirectly reduces the requirement to the occupant side space of planes.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet not in order to limit the present invention, any those skilled in the art, within not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solution of the present invention content, any simple modification of above embodiment being done according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (8)
1. a side air bag, it is characterized in that, described side air bag comprises gas generator (10), the first airbag (20) and the second airbag (30), described the first airbag (20) is connected with described gas generator (10), and evenly be provided with some through holes (21) on described the first airbag (20), by described through hole (21), be communicated with described the first airbag (20) and described the second airbag (30).
2. side air bag as claimed in claim 1, it is characterized in that: described some through holes (21) are divided into three groups, are located at respectively the upper, middle, and lower part of described the first airbag (20).
3. side air bag as claimed in claim 2 is characterized in that: the described aperture summation of respectively organizing through hole (21) equates.
4. side air bag as claimed in claim 1, it is characterized in that: described some through holes (21) comprise three through holes (21) that are divided into described the first airbag (20) upper, middle, and lower part.
5. side air bag as claimed in claim 4, it is characterized in that: described three through holes (21) are positioned on a warp of described the first airbag (20).
6. side air bag as claimed in claim 4 is characterized in that: the aperture of described three through holes (21) equates.
7. side air bag as claimed in claim 1, it is characterized in that: the volume of described the second airbag (30) is greater than described the first airbag (20).
8. side air bag as claimed in claim 1, it is characterized in that: described the second airbag (30) is sheathed on described the first airbag (20) periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310356588XA CN103465860A (en) | 2013-08-16 | 2013-08-16 | Side air sag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310356588XA CN103465860A (en) | 2013-08-16 | 2013-08-16 | Side air sag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103465860A true CN103465860A (en) | 2013-12-25 |
Family
ID=49790982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310356588XA Pending CN103465860A (en) | 2013-08-16 | 2013-08-16 | Side air sag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103465860A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03281460A (en) * | 1990-03-29 | 1991-12-12 | Mazda Motor Corp | Air bag device for automobile |
| GB2265118A (en) * | 1992-03-18 | 1993-09-22 | Takata Corp | Vehicle air bag. |
| US6279944B1 (en) * | 1998-10-06 | 2001-08-28 | Breed Automotive Technology, Inc. | Air bag with diverter and expanded volume chamber |
| WO2003039919A1 (en) * | 2001-11-02 | 2003-05-15 | Takata-Petri (Ulm) Gmbh | Airbag arrangement |
| CN1654250A (en) * | 2004-02-10 | 2005-08-17 | 高田株式会社 | Occupant protection system |
| GB2404634B (en) * | 2003-08-06 | 2006-07-19 | Autoliv Development Ab | Improvements in or relating to an air-bag |
| US20060255572A1 (en) * | 2003-01-10 | 2006-11-16 | Emma Svenbrandt | Vehicle seats |
| DE102006023272A1 (en) * | 2006-05-18 | 2007-11-29 | Autoliv Development Ab | Side gas bag unit for e.g. motor vehicle, has gas generator blowing gas bag that includes main and auxiliary chambers, where gas from generator flows into two chambers such that auxiliary chamber forms filling chamber for main chamber |
| CN201882031U (en) * | 2010-11-08 | 2011-06-29 | 浙江吉利汽车研究院有限公司 | Air bag structure of safety air bag |
| CN102729942A (en) * | 2011-03-29 | 2012-10-17 | 现代自动车株式会社 | Side airbag for vehicles |
| CN102756704A (en) * | 2011-04-29 | 2012-10-31 | 山东建筑大学 | Double-cavity safety air bag device |
-
2013
- 2013-08-16 CN CN201310356588XA patent/CN103465860A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03281460A (en) * | 1990-03-29 | 1991-12-12 | Mazda Motor Corp | Air bag device for automobile |
| GB2265118A (en) * | 1992-03-18 | 1993-09-22 | Takata Corp | Vehicle air bag. |
| US6279944B1 (en) * | 1998-10-06 | 2001-08-28 | Breed Automotive Technology, Inc. | Air bag with diverter and expanded volume chamber |
| WO2003039919A1 (en) * | 2001-11-02 | 2003-05-15 | Takata-Petri (Ulm) Gmbh | Airbag arrangement |
| US20060255572A1 (en) * | 2003-01-10 | 2006-11-16 | Emma Svenbrandt | Vehicle seats |
| GB2404634B (en) * | 2003-08-06 | 2006-07-19 | Autoliv Development Ab | Improvements in or relating to an air-bag |
| CN1654250A (en) * | 2004-02-10 | 2005-08-17 | 高田株式会社 | Occupant protection system |
| DE102006023272A1 (en) * | 2006-05-18 | 2007-11-29 | Autoliv Development Ab | Side gas bag unit for e.g. motor vehicle, has gas generator blowing gas bag that includes main and auxiliary chambers, where gas from generator flows into two chambers such that auxiliary chamber forms filling chamber for main chamber |
| CN201882031U (en) * | 2010-11-08 | 2011-06-29 | 浙江吉利汽车研究院有限公司 | Air bag structure of safety air bag |
| CN102729942A (en) * | 2011-03-29 | 2012-10-17 | 现代自动车株式会社 | Side airbag for vehicles |
| CN102756704A (en) * | 2011-04-29 | 2012-10-31 | 山东建筑大学 | Double-cavity safety air bag device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20131225 |
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| RJ01 | Rejection of invention patent application after publication |