Abstract: A curtain airbag of a curtain airbag system includes a gas supply passage that extends in a longitudinal direction in an upper portion of the airbag and guides gas from an inflator toward the front of the vehicle, a front main chamber deployed downward in the event of a side impact or rollover when supplied with gas from the gas supply passage, a front auxiliary chamber deployed when supplied with gas from the gas supply passage or the front main chamber at least in the event of rollover, and an uninflatable portion (gas-flow guide portion) that blocks forward gas flow at a front side of a gas passage communicating with the gas supply passage and the front main chamber, and guides the gas to the front main chamber.

Abstract: A restraint system for a motor vehicle is formed by one or more inflatable supporting structures whose longitudinal extent in the deployed state substantially exceeds their transverse dimension, and which unfold mainly in the direction of their longitudinal extension. During unfolding, the supporting structure, when impacting upon an obstacle does not have the same stability as when it is completely unfolded, and/or does not reach the final volume or the final extension.

Abstract: An airbag comprises a right half airbag to be inflated on a front right side of an occupant, a left half airbag to be inflated on a front left side of the occupant, and a base-end chamber that communicates with base-end sides of the right half airbag and the left half airbag. The right half airbag and the left half airbag are stitched together by a seam. The interior of each of the bags and communicate with each other by upper part and lower part openings and. A vertically extended concave portion exists on a surface of the inflated airbag that faces the occupant. The concave portion is deepest in the intermediate part and shallow in the upper part and lower part.

Abstract: A pre-crash side airbag device includes a side collision detection sensor, a pre-crash sensor, a main airbag, an auxiliary airbag, and a control unit. The side collision detection sensor detects a collision occurring at the side of a vehicle. The pre-crash sensor detects physical quantities related to the speed of an approaching object. The main airbag is deployed when a control signal is input. The auxiliary airbag is coupled to one side of the main airbag. The control unit controls the deployment of the main airbag and the auxiliary airbag depending on a pre-crash case where a high-speed side collision is expected and a normal case where a low-speed side collision is expected or the measurement value is erroneous.

Abstract: An occupant restraint device for a motor vehicle is provided. The occupant restraint device includes a first airbag which is inflatable with gas to protect an occupant who occupies a seat in the form of a driver's seat or a front passenger seat of the motor vehicle as intended, wherein the first airbag is designed to be arranged in a steering wheel or an instrument panel of the motor vehicle in a non-inflated state, and a second airbag, which can be inflated with gas to protect the occupant. The second airbag is designed such that an edge area thereof facing the vehicle front extends along the A-pillar of the motor vehicle in an inflated state.

Abstract: Inflatable airbag cushions can be formed with one or more inflatable chambers, each having different inflated widths and volumes. For example, an inflatable knee airbag can have a first chamber that is adjacent to the periphery of the airbag and a second chamber that is nested within the first chamber. The two chambers can be fluidly coupled and the second chamber may have a vent formed in it that can release inflation gas out of the airbag. The airbag may have more than one nested chamber. The nested chambers can be defined by one or more internal tethers that can be formed from one or more pieces of material. The airbag can be configured such that it and any internal tethers are produced from a single panel of material.

Abstract: A head airbag module for a motor vehicle, in particular a passenger automobile, is provided with a head airbag and a receptacle, which receives the folded head airbag. The head airbag having a gas channel and an airbag, and the head airbag module being implemented so that the head airbag is essentially completely freed from the receptacle by filling of the gas channel, before the airbag is filled.

Abstract: In at least one embodiment, the present invention provides a side airbag apparatus for a vehicle having a seat with a back rest part and a hinge mechanism. The side airbag includes an inner sleeve forming a separation element defining one of a front airbag chamber and a rear airbag chamber within the side airbag. A connecting passage connects the front and a rear airbag chambers adjacent a lower extremity of the separation element. An attaching portion provided on the rear portion of the rear airbag chamber attaches the side airbag to the backrest part. An inflator proximate the attaching portion injects gas into the rear airbag chamber which flows through the connecting passage into the front airbag chamber.

Abstract: Provided are an aircraft airbag that inflates across a plurality of seats, an airbag device including this airbag, and an aircraft equipped with this airbag device. The airbag has a bag main body extending across three seats and in the left-right direction of the aircraft body, and partition panels that partition the inside of the bag main body into small chambers and corresponding to the seats. Gas from the inflator flows into the small chamber in the middle, and flows into the small chambers through the communication portions above and below the partition panels. When occupants are caught and thereby the pressures in the small chambers reach a predetermined value or more, vent holes open.

Abstract: An air bag cushion for vehicles has a connection part which is formed in front portions of the left and right chambers by sewing the inner surfaces of the left and right chambers along sewing lines in a shape of closed curve to form a vertical valley which separates the left and right chambers from each other. A through hole is formed in the connection part to permit gas to flow between the left and right chambers. The cushion includes a tether which passes through the connection part and connects the left and right chambers to each other in a lateral direction of the cushion. The air bag cushion is simple in structure and is superior in uniform expanding performance of the left and right chambers.

Abstract: An airbag assembly for a motor vehicle is disclosed having an airbag 110 that is inflated by an inflator when the airbag 110 is deployed in accordance with a control signal from an electronic controller. The airbag 110 has a main chamber 114 and at least one subsidiary chamber 116 fluidly connected to the main chamber 114 by a transfer vent 117. The main and subsidiary chambers 114 and 116 are vented to atmosphere by respective vents 115, 118 and the pressure in the subsidiary chamber 116 is arranged to be equal to or lower than the pressure in the main chamber 114. The subsidiary chamber 116 is produced in a simple manner by forming a depression in the main chamber 114 using a tether 124 and covering the depression so formed with a cover 125.

Abstract: A side airbag for a vehicle may include an inflator provided on a seat side frame in a seat of the vehicle, a first cushion part installed in a seat side pad mounted on the seat side frame, wherein the first cushion part covers the seat side frame and may be fluid-connected to the inflator so that when the inflator may be operated, the first cushion part inflates inside the seat side pad to push an occupant sideways, and a second cushion part integrally connected to the first cushion part so that when gas may be supplied from the inflator into the second cushion part via the first cushion part, the second cushion part protrudes out of the seat side pad to protect a side portion of a body of the occupant.

Abstract: Provided is a side airbag device such that locally high stress is prevented from being generated at the sewn portion between panels by high temperature and pressure gas. An inner panel is folded in half, and the upper edges thereof are sewn together by a seam so as to form an inner bag. This inner bag is placed on an outer panel, the outer panel is folded in half, and the periphery thereof is sewn by a seam. An inflator equipped with a distributor is inserted into the inner bag through openings and, and a gas jetting portion is disposed in the immediate vicinity of a communication opening.

Abstract: A side airbag device has: a side airbag that inflates and expands at a time of a side collision, and that has a lower chamber (high pressure chamber), and an upper chamber (low pressure chamber), the high pressure chamber and the low pressure chamber being formed by base cloths (a lower base cloth, an upper base cloth) that are respectively separate bodies; an inflator; a partitioning wall that is formed by a portion of the lower base cloth, and that divides the lower chamber and the upper chamber; and a check valve that is provided at a partial region of the partitioning wall, and that is provided convexly toward the lower chamber side when the side airbag is not inflated, and that permits flowing of the gas for inflation from the upper chamber side to the lower chamber side, and restricts flowing of gas in a direction opposite thereto.

Abstract: An inflatable knee airbag can have a plurality of inflatable chambers. The inflatable chambers can be formed as independent chambers, rather than a single chamber being divided by an internal tether. The inflatable chambers can be arranged in a serial configuration, wherein the chambers form an “L” shape so that when the airbag is deployed, it conforms to the shape of an instrument panel.

Abstract: A side airbag apparatus includes an airbag that can form a plurality of chambers with a single inflator and protects an occupant from an impact on a side door by deploying the airbag between the occupant and the side door. The chambers of the airbag includes a vehicle sidewall chamber that can be deployed around a shoulder region of the occupant and a compartment chamber that is disposed closer to the inner side of an occupant compartment in the vehicle width direction than the vehicle sidewall chamber and can be deployed around a chest region of the occupant.

Abstract: An airbag is composed a first airbag which is formed in a manner that a plurality of frame bodies of a substantially same triangle ring shape are horizontally aligned with respective central space portions of the frame bodies communicated with each other and connected with no gap, and a second airbag which is formed in a manner that the central space portions of the air bag body are blocked with blocking members. When the first airbag is deployed and inflated with gas generated by an inflator in a triangle ring shape upon a collision, air from the atmosphere is taken in to the central space portions of the first airbag from check valves and intake-exhaust holes, and the second air bag is deployed and inflated by using the airbag body as an outer frame and retaining the air inside thereof.

Abstract: An apparatus (10) for helping to protect an occupant (20) of a vehicle (12) includes an inflatable vehicle occupant protection device (14) having a deflated condition and an inflated condition. The protection device (14) includes a front portion (70) that has a panel (72) presented toward the occupant (20) when the protection device (14) is in the inflated condition and a rear portion (80) spaced from the front portion (70) when the protection device (14) is in the inflated condition. A lower connecting portion (90) connects the front portion (70) to the rear portion (80) and defines the lower extent of the protection device (14). A space (100) is positioned outside the inflatable volume (60) of the protection device (14) and is defined between the front portion (70), the connecting portion (90), and the rear portion (80). The space (100) extends from an upper extent of the protection device (14) down to below a midline of the protection device (14).

Abstract: In at least one embodiment, the present invention provides a side airbag apparatus for a vehicle having a seat with a back rest part and a hinge mechanism. The side airbag includes a separation means defining a front airbag chamber and a rear airbag chamber within the side airbag. A connecting passage connects the front and a rear airbag chambers adjacent a lower extremity of the separation means. An attaching portion provided on the rear portion of the rear airbag chamber attaches the side airbag to the backrest part. An inflator proximate said attaching portion injects gas into the rear airbag chamber which flows through the connecting passage into the front airbag chamber.

Abstract: An air-bag for use in a safety arrangement in a motor vehicle includes a front panel and a rear panel. The two panels are superimposed and attached to one another around their peripheries in order to define an inflatable chamber. The front panel is provided with an aperture within which is secured an additional panel. The additional panel has an area greater than the aperture and is configured so as to define a plurality of adjacent substantially wave-shaped projections which extend forwardly from the front panel when the air-bag is inflated.

Abstract: The present invention obtains an airbag device that can effectively protect an upper body and knees of a passenger by a simple airbag structure. An airbag that structures an airbag device for a passenger's seat has a main bag that restrains an upper body of a vehicle passenger from a front side in a vehicle longitudinal direction, a sub-bag that has a smaller volume than the main bag and that restrains knees of the passenger from the front side in the vehicle longitudinal direction, and an inner tube that is folded-up together with the main bag and the sub-bag and is inflated and expanded within the airbag by a gas supply from an inflator. The inner tube directly supplies gas of the inflator to the main bag and the sub-bag respectively. A check valve is provided at a gas exit that communicates the inner tube with the sub-bag.

Abstract: An airbag module for protecting an occupant of a vehicle includes an airbag including an inflatable portion and an inflator for providing inflation gas for inflating the inflatable portion of the airbag. The airbag includes a non-inflatable portion located within the inflatable portion so that in the longitudinal direction of the vehicle the non-inflatable portion is bounded on both sides by the inflatable portion of the airbag and wherein the non-inflatable portion extends the entire cross vehicle width of the airbag. The airbag is configured to inflate into a position so that a surface of the airbag faces the occupant. The stiffness of the inflatable portion varies along the surface facing the occupant based on a changing distance from the surface to the non-inflatable portion.

Abstract: A post-deployment, position-stabilized curtain airbag has a top edge from which an inflatable safety cushion is supported by a vehicle for deployment into a vehicle passenger compartment between occupant and occupant enclosure. A fill chamber is secured to the top edge of the safety cushion. An inflatable structural member is mechanically connected to the safety cushion. The fill chamber directs pressurized gas into the safety cushion and the structural member. The structural member deploys into the passenger compartment between the safety cushion and occupant enclosure limiting outboard displacement of the safety cushion. The structural member fully deploys after the safety cushion. Another structural member deploys along the top edge of the safety cushion limiting pivoting of the safety cushion there relative to the fill chamber. Pressurized gas enters each structural member through auxiliary passageways having oppositely directed entrances and outlets.

Abstract: An airbag 40 includes a pair of fabric main portions 43, 44, which are laid on top of each other in the width direction of a vehicle. The fabric main portions 43, 44 are joined to each other at the periphery. An inflator 31 incorporated in the airbag 40 jets inflation gas G through gas outlet 33, thereby inflating and deploying the airbag 40 forward in a space between an occupant P and a body side portion. A third reinforcing fabric sheet 55 includes a reinforcing fabric portions 57, 58. The reinforcing fabric portions 57, 58 extend to a position forward of a center portion C of the fabric main portions 43, 44 in a front-rear direction from the rear ends of the fabric main portions 43, 44, which are located outside of the reinforcing fabric portions 57, 58. The front ends of the reinforcing fabric portions 57, 58 are joined (sewn) to the fabric main portions 43, 44 by front joint portions 66. The outer reinforcing fabric portion 58 has a hole 67 in a part between a rear end 58R and the front joint portion 66.

Abstract: An airbag of an airbag apparatus includes a bag body, a supplementary bag, a communication hole that communicates the bag body and the supplementary bag, an open/close element that opens and closes the communication hole and a connecting element extending from the open/close element. The connecting element is connected at the leading end to an anchor mechanism that regulates the operation of the open/close element under control of a control device. The open/close element keeps closing the communication hole while the anchor mechanism holds the connecting element whereas opens the communication hole when the anchor mechanism releases the connecting element such that inflation gas is fed into the supplementary bag.

Abstract: A center airbag module for a vehicle, may include a center console provided between a pair of seats, and an airbag cushion provided in the center console to be deployed in the event of a side collision, and having a lower chamber configured to support a body of a passenger, and an upper chamber including a left chamber and a right chamber which fluid-branch from an upper end of the lower chamber and configured to protect a head of the passenger.

Abstract: An airbag device equipped with an airbag having a reduced volume. An airbag inflated and expanded, by supplied gas, from a state folded in the rear of an instrument panel with respect to the vehicle's front-rear direction has an outer bag for restraining the upper body of a vehicle occupant from the front side in the vehicle's front-rear direction and also has a reaction force support tube inflated and expanded, by supplied gas, at the front on the inner side of the outer airbag. An inflator supplies gas to each of the outer bag and the reaction force support tube. When the outer bag restrains the upper body of the vehicle occupant, gas discharge from the reaction force support tube is suppressed by a one-way valve and the pressure in the reaction force support tube is maintained at a pressure higher than the pressure in the outer bag.

Abstract: An inflatable vehicle occupant protection device (14) includes a vertically extending central recess (200) and first and second lobes (202 and 204) positioned on opposite sides of the central recess. The central recess (200) and the first and second lobes (202 and 204) are defined at least partially by an elongated center panel (210) of the protection device (14). The center panel (210) includes first and second longitudinal edges (250 and 252) that are spaced apart from each other and that extend along the length of opposite edge portions of the center panel. The center panel (210) also includes first and second end portions (260 and 280) that are spaced apart and that are positioned opposite each other along the length of the center panel.

Abstract: A passenger airbag module includes a housing, an inflator generating gas pressure according to a control signal of an electronic control unit, and an airbag cushion folded in the housing such that the airbag cushion is expanded in the form of a dual chamber. The airbag cushion is provided therein with a tether having a rectangular shape corresponding to a sectional shape of the airbag cushion. The tether is installed in the transverse direction to divide the airbag cushion into an upper chamber and a lower chamber. Transfer holes are formed at edges of the tether. In the passenger airbag module, the upper chamber is primarily expanded by concentrating gas flow into the upper chamber to instantly deploy the airbag cushion in the proper position, thereby safely protecting the occupants.

Abstract: An article is formed in a mold having a mold cavity, has a periphery, and defines a score line having a tensile heal strength of less than 200 ppi along the score line. The article includes a cured urethane composition including the reaction product of an isocyanate component and a resin composition. The cured urethane composition is used in a method of forming the article. The method includes the steps of determining a theoretical tensile heal strength along the score line and applying the isocyanate component into the mold cavity in response to the determining of the theoretical tensile heal strength. The method also includes the steps of applying the resin composition into the mold cavity, reacting the isocyanate component and the resin composition to form a urethane composition, curing the urethane composition, and de-molding the article from the mold cavity.

Abstract: A safety device for a vehicle seat is disclosed. The vehicle seat has a backrest that extends in the transverse direction of the vehicle, the backrest having at least one lateral region and an upper region from which a headrest extends. Arranged on the backrest is a side airbag device with at least one inflator and a side airbag. The side airbag has a thorax section (22). The head section (26) emerges from the upper region of the backrest (12) beside the headrest (14) when the inflator is actuated, and the inner wall (26a) of the head section (26) is toward the interior of the vehicle relative to the inner wall (22a) of the thorax section (22). The inner wall (22a) of the thorax section (22) and the outer wall (26b) of the head section (26) are connected via overflow openings (31, 34).

Abstract: A roof airbag apparatus for a vehicle may include an inflator generating pressurized gas, an airbag cushion provided between a roof of a vehicle body and a head-lining to expand downwards towards a passenger who may be sitting on a seat when the pressurized gas may be supplied to the airbag cushion from the inflator, and a support panel provided on a lower portion of the airbag cushion to contact and screen the passenger's face when the airbag cushion expands.

Abstract: An airbag module includes an airbag cushion, an inflator and a housing. The inflator injects gas into the airbag cushion when a vehicle is in collision, so that the airbag cushion is inflated and deployed. The housing houses the airbag cushion, which is folded before deployment, and the inflator. When the airbag cushion is deployed from the housing, the airbag cushion forms a hard chamber and a soft chamber that are defined by a partition. The hard chamber is supplied with gas by the inflator and is positioned in the upper front of the airbag cushion. The soft chamber is supplied with gas by the hard chamber via a connecting hole formed in the partition and is positioned in the rear of the airbag cushion. A vent hole for exhausting gas to the outside is formed in the soft chamber.

Abstract: An inflatable airbag cushion (10, 110, 210, 310, 410, 510) is provided. The bag includes a face portion and a rear portion formed from first and second fabric layers (30, 32). The bag further includes a number of straight line woven in joints (16) defining flow barrier elements (14). The flow barrier elements (14) serve to contain the inflation gases and to restrict inflation of the cushion.

Abstract: An airbag. The airbag includes a heat shield made of a thermal resistant material that prevents a pyrotechnic inflator's clinkers and hot gas from damaging the airbag or injuring the vehicle occupant. The thermal resistant material is a base fabric web with an elastomeric coating that includes a high aspect ratio additive such as vitreous fibers of alumina silicates. The resulting thermal resistant material exhibits exceptionally good thermal resistance times while, at the same time, uses relatively low coating weights.

Abstract: A system for controlling gas pressure in a dual-chamber airbag for vehicles, may include a cushion unit having an upper chamber and a lower chamber divided by a diaphragm therein, an inflator supplying gas to the upper chamber, and a unidirectional vent control member provided in the diaphragm and supplying the gas inside the upper chamber into the lower chamber in one direction.

Abstract: A safety airbag arrangement for a vehicle comprises a main airbag having an inlet for connection with an inflator and a gas deflector bag secured within the main airbag, having an inlet in register with the inlet of the main airbag, for connection with the inflator, the gas deflector bag having ventilator holes and the arrangement being such that gas supplied to the airbag arrangement via the inlets by the inflator must first pass into the gas deflector bag, to pass subsequently from the gas deflector bag through the ventilation holes. The wall of the gas deflector bag is secured to the main wall of the main airbag by a plurality of arcuate seams spaced progressively from inlets, to maintain the gas deflector bag in a predetermined position relative to the main airbag when the airbag arrangement is activated.

Abstract: An airbag provided with a pocket. An airbag (21) comprises a main bag body (31), an opening (32) formed in the main bag body (31), a small bag body (33) extending from the opening (32) to the inside of the main bag body, and a joining section (34) at which a part of the small bag body is joined to the main bag body. The joining section (34) is provided in the area which, when the airbag is expanded, extends from both the side surfaces of the airbag or from the top surface (72) of the airbag to the rear surface (73) which comes in contact with and holds the occupant.

Abstract: An airbag system for a vehicle may include an inflator for supplying gas pressure, an airbag housing installed in a vehicle roof above a seat, and an airbag cushion installed in the airbag housing, wherein the airbag is deployed by tearing a roof headliner using the gas pressure provided from the inflator in such a way as to enclose upper portion of an occupant sitting on the seat.

Abstract: A center airbag cushion installed between left and right seats of a vehicle to protect a passenger from a shock generated by a side collision of the vehicle may include a first chamber part, a second chamber part comprising a left second chamber part and a right second chamber part respectively coupled to left and right sides of an upper end of the first chamber part to fluid-communicate therebetween, and a tension member provided on inner facing surfaces of the left and right second chamber parts, wherein the inner facing surfaces of the left and right second chamber parts face each other with a gap, and wherein the tension member has a rear end extending in a predetermined length rearwards and is fixed to a rear end of the first chamber part or the second chamber part therein.

Abstract: In at least one embodiment, the present invention provides a side airbag apparatus for a vehicle having a seat with a back rest part and a hinge mechanism. The side airbag includes a separation means defining a front airbag chamber and a rear airbag chamber within the side airbag. A connecting passage connects the front and rear airbag chambers adjacent a lower extremity of the separation means. An attaching portion provided on the rear portion of the rear airbag chamber attaches the side airbag to the backrest part. An inflator proximate said attaching portion injects gas into the rear airbag chamber which flows through the connecting passage into the front airbag chamber.

Abstract: An airbag for a vehicle occupant restraint system is provided. The airbag comprising a first and a second chamber, which can be inflated for the protection of a vehicle occupant; having an outflow element with an outflow duct via which the gas can flow out of the first chamber when the internal pressure in the first chamber exceeds the internal pressure in the second chamber and which can be compressed under the action of the internal pressure in the second chamber such that an outflow of gas out of the second chamber is counteracted, when the internal pressure in the first chamber is lower than the internal pressure in the second chamber, the outflow element has a two-layer material piece and the outflow duct is formed by folding in a portion of the material piece between the material layers of the material piece.

Abstract: A multi-chambered airbag is sewn in a flat or 2-D state. The airbag includes a first fabric panel, a second fabric panel of a shape similar to the first fabric panel and coupled to at least a portion of a periphery of the first fabric panel, and a separator panel coupled to the first and second fabric panels. The separator panel forms two or more interior chambers in the airbag. The separator panel includes a venting mechanism to temporarily block the flow of inflation gases into one or more chambers in the airbag or to the outside.

Abstract: A vehicle occupant restraint apparatus includes a four-point seat belt that has a pair of right and left shoulder webbings; and air belt portions that are respectively provided for the pair of right and left shoulder webbings. The air belt portions receive gas supplied from an inflator and then deploy so as to restrain a head H of an occupant P from moving forward in the vehicle longitudinal direction.

Abstract: A head-protecting airbag adapted to be mounted on an upper periphery of a window of a vehicle for deployment downward to cover the window includes a primary inflatable portion that includes a protection portion for receiving an occupant's head and a secondary inflatable portion that admits inflation gas of the primary inflatable portion and is inflatable secondarily for preventing a pressure increase of the primary inflatable portion. The primary inflatable portion and the secondary inflatable portion are communicated with a tubular conduit. The protection portion includes an inlet-side inflatable portion located proximate an inlet port of the conduit and a lower inflatable portion located below the conduit. The lower inflatable portion is communicated with part of the inlet-side inflatable portion and has an opening dimension in a vertical direction that is greater than that of the conduit over an entire area below the conduit.

Abstract: In one form, an airbag is provided including an airbag main body formed into a pouch; an inner restricting cloth that comprises a tearable tear line and wraps and restricts the airbag main body that is in a first folded state, folded to achieve bundling toward a predetermined direction, in the bundled direction; and an outer restricting cloth that comprises a tearable tear line and wraps and restricts the airbag main body that is in a second folded state, folded to achieve further bundling from the first folded state toward a direction orthogonal to the predetermined direction, in the bundled direction further on the outside than the inner restricting cloth.

Abstract: A post-deployment, position-stabilized curtain airbag has a top edge from which an inflatable safety cushion is supported by a vehicle for deployment into a vehicle passenger compartment between occupant and occupant enclosure. A fill chamber is secured to the top edge of the safety cushion. An inflatable structural member is mechanically connected to the safety cushion. The fill chamber directs pressurized gas into the safety cushion and the structural member. The structural member deploys into the passenger compartment between the safety cushion and occupant enclosure limiting outboard displacement of the safety cushion. The structural member fully deploys after the safety cushion. Another structural member deploys along the top edge of the safety cushion limiting pivoting of the safety cushion there relative to the fill chamber. Pressurized gas enters each structural member through auxiliary passageways having oppositely directed entrances and outlets.

Abstract: The invention provides a cushion structure of a side airbag that includes: an inflator generating inflation gas in response to an inflation signal that is inputted in a collision; and a cushion inflated by the inflation gas supplied from the inflator. The cushion is divided into an upper cushion and a lower cushion by an intermediate diaphragm. The upper cushion and the lower cushion are fluidly communicated with each other through the intermediate diaphragm having at least a communication hole, and receive the inflation gas from the inflator. The upper cushion inflates in larger width than the lower cushion.

Abstract: An airbag apparatus for a vehicle may include an inflator; a housing installed in a roof, and a cushion contained in the housing and configured to be deployed downwards by a gas discharged from the inflator to protect an occupant in the vehicle, wherein an upper surface of the cushion is supported by the roof when the cushion is in a deployed state, and a front surface of the cushion extends in a rear direction of the vehicle in an inclined shape to form a recess to prevent interference with a seatback of the front seat while the cushion is deployed downwards.

Abstract: Disclosed herein is an asymmetrically expanding airbag cushion for a vehicle, which is inflated when airbag gas flows from an inflator through a gas hole to an interior of a cushion bag as a result of a vehicle collision. The airbag cushion includes a central expansion portion, a lower expansion portion and an upper expansion portion. The central expansion portion is provided on the central portion of the cushion bag to communicate with the gas hole. The lower expansion portion is surrounded by a lower sewing line which is open at a lower portion, and positioned under the central expansion portion. The upper expansion portion is surrounded by an upper sewing line which is open at an upper portion, and positioned above the central expansion portion. The central, lower and upper expansion portions are sequentially inflated when the airbag gas flows into the cushion bag.