CN103895600A - Curtain type air cushion - Google Patents

Curtain type air cushion Download PDF

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Publication number
CN103895600A
CN103895600A CN201310612866.3A CN201310612866A CN103895600A CN 103895600 A CN103895600 A CN 103895600A CN 201310612866 A CN201310612866 A CN 201310612866A CN 103895600 A CN103895600 A CN 103895600A
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CN
China
Prior art keywords
air bag
bag cushion
curled portion
cushion
curtain airbag
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.)
Pending
Application number
CN201310612866.3A
Other languages
Chinese (zh)
Inventor
李湀祥
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hyundai Mobis Co Ltd
Original Assignee
Hyundai Mobis Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hyundai Mobis Co Ltd filed Critical Hyundai Mobis Co Ltd
Publication of CN103895600A publication Critical patent/CN103895600A/en
Pending legal-status Critical Current

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    • 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
    • B60R21/23—Inflatable members
    • B60R21/231—Inflatable members characterised by their shape, construction or spatial configuration
    • B60R21/232—Curtain-type airbags deploying mainly in a vertical direction from their top edge
    • 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
    • B60R21/23—Inflatable members
    • B60R21/237—Inflatable members characterised by the way they are folded
    • 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
    • B60R2021/0002—Type of accident
    • B60R2021/0006—Lateral collision
    • 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
    • B60R21/213—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in vehicle roof frames or pillars

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air Bags (AREA)

Abstract

The invention discloses a curtain type air cushion, capable of increasing the folding performance of an air cushion.

Description

Curtain airbag cushion
Technical field
The present invention relates to curtain airbag cushion, more particularly relate on automobile, carry out folding curtain airbag cushion for being arranged on.
Background technology
Conventionally, in automobile, be equipped with can receive while getting into an accident and flow into air air bag cushion is expanded and protection passenger's air bag device.
This airbag apparatus is arranged on each position of automobile as required; having of motion: the chaufeur that is sitting in operator's saddle for protection is arranged on the operator's saddle airbag apparatus on bearing circle; for the passenger of protection on front passenger's seat is arranged on the front passenger's seat airbag apparatus of glove box upside; be arranged on the device such as curtain type gas bag of described automobile side for protecting described chaufeur or passenger's (for the ease of understanding, below " described chaufeur or passenger " slightly " described passenger ") head.
Wherein, described curtain airbag is arranged on the driver door of described passenger getting on/off and tail gate (for the ease of understanding, slightly " described car door " of following handle " described driver door and tail gate ") the A post (Pillar) of upside and C post inner side, the fore-and-aft direction of described automobile installs in long way.
Described curtain airbag comprises charging blower, gas generator; With described air bag cushion; in the time flowing into the gas producing from described charging blower; upside from described car door covered and launched to the glass of described car door, and then be arranged in the middle of described car door and described passenger's head, protecting described head of passenger with this when the described automobile side impact.
After described air bag cushion is folded, be contained in the inner side of A post and C post, unfolded in the time flowing into the gas producing from described charging blower, at this moment described air bag cushion should be partial to the inner side in car, should launch to the peripheral direction of car body, and described like this air bag cushion just can not impact described passenger's head.
Therefore,, in order to guide described air bag cushion to launch to the peripheral direction of described car body, require the method for folding described air bag cushion.
Summary of the invention
(technical matters that will solve)
The problem to be solved in the present invention is to provide so folding that to make the curtain airbag cushion of air bag cushion to the peripheral direction expansion of car body.
Problem of the present invention is not limited to the above problem relating to, and the other problem not relating to can clearly be understood by practitioner in the art according to record below.
(means of dealing with problems)
In order to solve described problem, curtain type gas bag in first embodiment of the invention comprises: curled portion, there is the first side and be configured in the lower end of air bag cushion of aspectant the second side of described the first side and described the first side doubling and form pleated portions, make described air bag cushion lower end be positioned at inside to described the first side curling (rolling) lower end of described pleated portions; Line part, extends to the upper end of described air bag cushion from described curled portion, described the second side is relative with described curled portion to be formed.
And, curtain type gas bag in the second embodiment of the present invention comprises: curled portion, there is the first side and be configured in the lower end of air bag cushion of aspectant the second side of described the first side and described the first side doubling and form pleated portions, make described air bag cushion lower end be positioned at outside to described the first side curling (rolling) lower end of described pleated portions; Line part, extends to the upper end of described air bag cushion from described curled portion, described the second side is relative with described curled portion to be formed.
The details of other embodiment are included in detailed explanation and accompanying drawing.
(effect of invention)
According to curtain airbag cushion of the present invention, less because of the crooked position forming, make the gas flow in air bag cushion smooth and easy, improve the pressure launching to car body peripheral direction, the speed of expansion also increases.
Problem of the present invention is not limited to the above problem relating to, and other effects that do not relate to, according to the relevant record of request scope, can clearly be understood by practitioner in the art.
Brief description of the drawings
Fig. 1 is the lateral plan that the automobile of curtain airbag cushion is installed in diagram first embodiment of the invention,
Fig. 2 shows that the curtain airbag cushion in first embodiment of the invention is arranged on the accompanying drawing of the state in automobile,
Fig. 3 is the section drawing along A-A line in Fig. 2,
Fig. 4 is the lateral plan of curtain airbag cushion deployed condition in first embodiment of the invention,
Fig. 5 is the section drawing along B-B line in Fig. 4,
Fig. 6 is the accompanying drawing that represents the fold sequence of folding curtain airbag cushion in first embodiment of the invention,
Fig. 7 is the accompanying drawing that represents the fold sequence of folding curtain airbag cushion in second embodiment of the invention.
The explanation of symbol
10: curtain type gas bag 11: curled portion
11a: 12: the first sides of pleated portions
13: 14: the second sides of line part
Detailed description of the invention
By the embodiment with reference to accompanying drawing and following detailed description, advantage of the present invention, feature and realize their method can be clearer and more definite.But the invention is not restricted to following the disclosed embodiments, but can be realized by multiple different form.Embodiments of the invention are for intactly openly the present invention, and provide in order to allow general technical staff of the technical field of the invention easily understand invention category, and the present invention is as the criterion with the record of claims.In specification sheets, identical reference marks represents identical inscape.
Below, with reference to the accompanying drawings of the curtain airbag cushion in the embodiment of the present invention.
Fig. 1 is the lateral plan that the automobile of curtain airbag cushion is installed in diagram first embodiment of the invention, and Fig. 2 shows that the curtain airbag cushion in first embodiment of the invention is arranged on the accompanying drawing of the state in automobile, and Fig. 3 is the section drawing along A-A line in Fig. 2.
With reference to Fig. 1 and Fig. 3, the curtain airbag 100 that comprises the curtain airbag cushion 10 in first embodiment of the invention, is arranged on the upside of automobile 1 in long way with fore-and-aft direction.
In automobile 1, possess person's of taking (refer to that chaufeur and passenger are whole, below, for the ease of understanding, the person of taking is passenger slightly) driver door 2 and the tail gate 3 of getting on or off the bus.The upside of driver door 2 has configured A post (A Pillar) 4, and the upside of tail gate 3 has configured C post (C Pillar) 5.
Curtain airbag 100 has configured apodema 6, is arranged in long way and is positioned at A post 4 and C post 5 inner sides with fore-and-aft direction.
Curtain airbag 100 comprises charging blower 20, and gas occurs; With air bag cushion 10, be connected with charging blower 20, the described gas that charging blower 20 occurs flows into laggard row and expands and launch, thereby protects described head of passenger.
After air bag cushion 10 is folding, be sealing in pad cover 30, be arranged on 6 li of the apodemas of A post 4 and C post 5 inner sides by bonded block 7.
Curtain airbag 100 is covered by ceiling (not shown), cannot see in car indoor.Ceiling described here refers to the inside decoration material of covering interior automotive 1 roof hoard (not shown) in car indoor.Described ceiling is fastened on the weather strip (weathertrip of apodema 6 lower ends; not shown) on; when air bag cushion 10 expands; depart from and generation gap with described weather strip; air bag cushion 10 out also launches from the gap of described weather strip and described ceiling; and be disposed in the middle of driver door 2 and tail gate 3 and described passenger's head, protect described passenger's head with this.
Fig. 4 is the lateral plan of curtain airbag cushion 10 deployed conditions in first embodiment of the invention, and Fig. 5 is the section drawing along B-B line in Fig. 4.
With reference to Fig. 4 and Fig. 5, multiple Acrylic Foam Tapes 15 required while being installed to apodema 6 on air bag cushion 10, are formed.Acrylic Foam Tape 15 as shown in Figure 2, is installed in apodema 6 by bonded block 7.
And the rear upside of air bag cushion 10 has formed the charging blower connecting portion 17 being connected with charging blower 20.The gas producing in charging blower 20 flows in the chamber 19 of air bag cushion 10, and therefore air bag cushion 10 expands and launch.
The front of air bag cushion 10 combines the A post tethers 16 being fixed in A post 4 inner side apodemas 6.Therefore, when air bag cushion 10 expands, front can be retrained by A post tethers 16, can rearward not be offset and launch.
Air bag cushion 10 is that two former materials are aimed at mutually, and periphery is formed with needlework joint.The second side 14 that, the formation of air bag cushion 10 comprises the first side 12 and 12 opposites, the first side.Before the interior inflow gas in chamber 19, the first side 12 and the second side 14 are parallel, and under the state that air bag cushion 10 launches, the first side 12 is towards passenger relatively, and the second side 14 is towards the outside of automobile 1.
Air bag cushion 10 should not launch to car indoor, should, to the external expansion of automobile 1, just can not collide passenger's head in the process of launching like this.
In the first embodiment of the present invention, curtain airbag cushion 10 is folded into the state that can improve to the pressure of described automobile 1 external expansion, because the described gas flowing in charging blower 20 expands, to the external expansion of described automobile 1, can not collide passenger's head.
Observe the folding form of air bag cushion 10 below.
Fig. 6 is the figure that represents the fold sequence of folding curtain airbag cushion 10 in first embodiment of the invention.
With reference to Fig. 6, air bag cushion 10 is folded, as shown in Fig. 6 b, forms curled portion 11 and line part 13.Under the state of air bag cushion 10 smooth expansion, while distinguishing air bag cushion 10 up and down, curled portion 11 forms in the bottom of air bag cushion 10, and line part 13 extends from curled portion 11, forms on the top of air bag cushion 10.
Observe curled portion 11 and line part 13 forming processes, first, as shown in Fig. 6 (a), it is folding that the first side 12 will be aimed in the lower end of air bag cushion 10, forms pleated portions 11a.Here, under the state that pleated portions 11a launches at air bag cushion 10, the lower-upper length of curled portion 11 1/5 relative with the 1st side 12.
Afterwards, the lower end of pleated portions 11a is to the 1st side 12 curling (rolling), and Fig. 6 (b) diagram, is positioned at inner curled portion 11 with regard to the lower end that has completed air bag cushion 10.
Afterwards, shown in Fig. 6 (b), the upper end of folded airbag pad 10, the second side 14 is set, relative with the second side 14 of curled portion 11, complete from curled portion 11 and extended to the line part 13 till the upper end of air bag cushion 10, complete the engineering of folded airbag pad 10.In the present embodiment, the second side 14 is aimed in the upper end of air bag cushion 10, carries out 180 degree and folds, and makes curled portion 11 relative with line part 13.
Afterwards, for folding air bag cushion 10 like this is difficult for fluffing, as shown in Figure 3, with pad cover 30 pressure bladder pads 10, cover 30 and take out Acrylic Foam Tape 15 from pad, as shown in Figure 2, by bonded block 7, be installed in apodema 6.
As mentioned above, the air bag cushion 10 that is contained in apodema 6 after folding is during because of automobile 1 accident, in the gas inflow chamber 19 producing in charging blower 20 and expand while expansion, the position of the gas flow racing in air bag cushion 10 only has two places, therefore the gas flow in air bag cushion 10 can be very smooth and easy, air bag cushion 10 can not launch to car indoor, and to automobile 1 external expansion, can not collide described passenger.And, improve the speed that air bag cushion 10 launches, protect fast described passenger.
Observe the process that in first embodiment of the invention, air bag cushion 10 launches below.Here the process that, air bag cushion 10 launches is contrary with folding process., Fig. 6 (b) starts to the order of figure Fig. 6 (a).
First, as Fig. 6 (b), air bag cushion 10 is contained under the state in automobile 1, when automobile 1 mis-use breakdown, produces gas from charging blower 20, and gas flows into the line part 13 of air bag cushion 10, and after causing line part 13 to expand, described gas flows into curled portion 11.At this moment,, in gas flow, because the partially folded one-tenth 180 that line part 13 flows into curled portion 11 is spent, the relative curled portion 11 in the second side 14 of line part 13 can, as opening books, be launched from the second side 14 of line part 13.
Afterwards, curled portion 11 can expand.Curled portion 11, except being positioned at inner pleated portions 11a, does not have the part of racing, and gas flow can be very smooth and easy and rapid deployment, as Fig. 6 (a).
Afterwards, pleated portions 11a expands, and according to this, the lower end of air bag cushion 10 can, as opening books, be launched from the first side of air bag cushion 10, as Fig. 5, has completed the expansion of air bag cushion 10.
Fig. 7 is the accompanying drawing that represents the fold sequence of folding curtain airbag cushion 10 in second embodiment of the invention.Here omit the part identical with the first embodiment setting forth above by identical reference numeral, different parts is only described.
With reference to Fig. 7, can find out the place that curtain airbag cushion in the second embodiment of the present invention 10 and aforesaid the first embodiment are different.
That is, in aforesaid the first embodiment, as shown in Fig. 6 (b), the lower end of air bag cushion 10 is positioned at the inside of curled portion 11, and in this second embodiment, as shown in Fig. 7 (b), the lower end of air bag cushion 10 is positioned at the outside of curled portion 11.
And, in aforesaid the first embodiment shown in Fig. 6 (a), under the state that pleated portions 11a launches at air bag cushion 10, in the lower-upper length of curled portion 11,1/5 is relative with the first side 12, in this second embodiment shown in Fig. 7 (a), under the state that pleated portions 11a launches at air bag cushion 10, in the lower-upper length of curled portion 11,1/2 is relative with the first side 12.
And curled portion 11 is under the same state of Fig. 7 (a), the lower end of pleated portions 11a is curling to the upper end of pleated portions 11a, forms the shape that Fig. 7 (b) is the same.
As described in curtain airbag cushion 10 in the folding embodiment of the present invention, less because of folding part, the gas flow in air bag cushion 10 is very smooth and easy, has improved the pressure launching to car body peripheral direction, has improved the speed of launching.
Above with reference in accompanying drawing, structure of the present invention being explained.But this is only exemplary, be not for limiting the present invention, general technical staff of the technical field of the invention can carry out various deformation and change within the scope of technological thought of the present invention.Therefore, protection scope of the present invention should not be defined in described embodiment, and should be determined by recorded technical scope.

Claims (9)

1. curtain airbag cushion,
Comprise:
Curled portion, there is the first side and be configured in the lower end of air bag cushion of aspectant the second side of described the first side, with described the first side doubling, form pleated portions, make the lower end of described pleated portions make described air bag cushion lower end be positioned at inside to described the first side curling (rolling); And
Line part, the upper end that extends to described air bag cushion from described curled portion forms, and described the second side is relative with described curled portion to be formed.
2. curtain airbag cushion according to claim 1, described air bag cushion is under the state launching, and described the first side configures to passenger.
3. curtain airbag cushion according to claim 1, described pleated portions is that under the state of described air bag cushion expansion, in the lower-upper length of described curled portion, 1/5 is relative with described the first side.
4. about curtain airbag cushion claimed in claim 1, it is folding that 180 degree are carried out in relatively described the second side, the upper end of described air bag cushion, makes described curled portion relative with line part.
5. curtain airbag cushion,
Comprise:
Curled portion, there is the first side and be configured in the lower end of air bag cushion of aspectant the second side of described the first side, with described the first side doubling, form pleated portions, make described air bag cushion lower end be positioned at outside to described the first side curling (rolling) lower end of described pleated portions; And
Line part, the upper end that extends to described air bag cushion from described curled portion forms, and described the second side is relative with described curled portion to be formed.
6. curtain airbag cushion according to claim 5, described air bag cushion is under the state launching, and described the first side face configures to passenger.
7. curtain airbag cushion according to claim 5, described pleated portions is that under the state of described air bag cushion expansion, in the lower-upper length of described curled portion, 1/2 is relative with described the first side.
8. curtain airbag cushion according to claim 5, it is folding that 180 degree are carried out in relatively described the second side, the upper end of described air bag cushion, makes described curled portion relative with line part.
9. curtain airbag cushion according to claim 5, described curled portion is the lower end of described pleated portions to be crimped onto to described pleated portions upper end form.
CN201310612866.3A 2012-12-27 2013-11-26 Curtain type air cushion Pending CN103895600A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2012-0155040 2012-12-27
KR1020120155040A KR102002841B1 (en) 2012-12-27 2012-12-27 Curtain airbag cushion

Publications (1)

Publication Number Publication Date
CN103895600A true CN103895600A (en) 2014-07-02

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CN201310612866.3A Pending CN103895600A (en) 2012-12-27 2013-11-26 Curtain type air cushion

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107635833A (en) * 2015-06-05 2018-01-26 奥托立夫开发公司 Curtain airbag

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020096864A1 (en) * 1998-08-03 2002-07-25 Toyota Jidosha Kabushiki Kaisha Airbag apparatus for head-protecting
GB2394921A (en) * 2002-11-07 2004-05-12 Autoliv Dev A vehicle curtain type air bag rolled up when not in use
CN1507397A (en) * 2001-04-25 2004-06-23 Asp Apparatus and method for inflatable combination curtain fold
US20070075530A1 (en) * 2005-09-30 2007-04-05 Nihon Plast Co., Ltd. Vehicular air bag, air bag module having the vehicular air bag and method of folding the air bag
US20070235994A1 (en) * 2003-11-20 2007-10-11 Delphi Technologies, Inc. Side airbag and method of folding
DE102009051522A1 (en) * 2009-10-31 2011-05-05 Maiwald, Helmut Folding structure for head-airbag of vehicle, rolls up outboard side of airbag into rolling fold and folds inboard side of airbag into U-shaped folded package, where upper end of airbag lies on outboard side of airbag

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070070267A (en) * 2004-07-22 2007-07-04 현대모비스 주식회사 Device of curtain air bag
JP5366774B2 (en) * 2009-11-27 2013-12-11 日本プラスト株式会社 Air bag and air bag folding method
KR101210776B1 (en) * 2010-09-03 2012-12-10 현대모비스 주식회사 curtain airbag cushion

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020096864A1 (en) * 1998-08-03 2002-07-25 Toyota Jidosha Kabushiki Kaisha Airbag apparatus for head-protecting
CN1507397A (en) * 2001-04-25 2004-06-23 Asp Apparatus and method for inflatable combination curtain fold
GB2394921A (en) * 2002-11-07 2004-05-12 Autoliv Dev A vehicle curtain type air bag rolled up when not in use
US20070235994A1 (en) * 2003-11-20 2007-10-11 Delphi Technologies, Inc. Side airbag and method of folding
US20070075530A1 (en) * 2005-09-30 2007-04-05 Nihon Plast Co., Ltd. Vehicular air bag, air bag module having the vehicular air bag and method of folding the air bag
DE102009051522A1 (en) * 2009-10-31 2011-05-05 Maiwald, Helmut Folding structure for head-airbag of vehicle, rolls up outboard side of airbag into rolling fold and folds inboard side of airbag into U-shaped folded package, where upper end of airbag lies on outboard side of airbag

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107635833A (en) * 2015-06-05 2018-01-26 奥托立夫开发公司 Curtain airbag

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Publication number Publication date
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KR102002841B1 (en) 2019-07-26

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