Abstract: [Problem] To provide a side airbag apparatus capable of quickly and properly restraining a passenger in the initial stage of deploying an airbag, along with a passenger protection apparatus including this side airbag apparatus. [Resolution means] The airbag employed in the present invention includes: a first chamber (C1) which houses the inflator and is deployed outside in the vehicle width direction of the frame side wall part; a second chamber (C2) which is deployed inside in the vehicle width direction of the frame side wall part; and a gas guide (100) arranged so as to surround the inflator inside the first chamber. In addition, the first chamber (C1) is deployed such that at least a portion thereof, as seen from the vehicle side, overlaps the frame side wall part. A first inner vent is formed at the boundary part between the gas guide and the first chamber, with gas introduced from the gas guide to the first chamber via this first inner vent.

Abstract: [Problem] To provide: a side airbag device capable of quickly and properly restraining a passenger in the initial stage of deploying an airbag; and a vehicle seat provided with the side airbag device. [Resolution Means] A side airbag device is provided with: an airbag disposed inside a side supporting part of a seat, that restrains an occupant by expanding and deploying in the event of a vehicle collision; and an inflator that supplies an expansion gas to the airbag. Furthermore, the airbag is folded and stored in the side supporting part in an extended condition such that the vertical direction is the longitudinal direction. Furthermore, a lower part of the airbag in the stored condition is folded a plurality of times in the longitudinal direction to form a lower compressed part.

Abstract: A vehicle seat for supporting an occupant in a sitting position includes a backrest, and an airbag unit. The airbag unit comprises an inflatable airbag provided in an initially rolled and/or folded airbag package, and an inflator actuable to direct inflating gas into the airbag to inflate the airbag into an inflated configuration. The airbag comprises a pair of inflatable chambers which are physically connected to one another via a connecting interface, and are fluidly isolated from one another.

Abstract: The side airbag device is composed of a cushion that expands and deploys toward the front of the vehicle in the vehicle cabin to restrain an occupant seated in a seat from the side, and an inflater that is encased in the cushion and supplies the gas that expands and deploys the cushion, wherein the cushion is provided with a first panel facing the side position of the occupant in an expanded and deployed state and a second panel joined to the first panel positioned on the opposite side of the occupant, of the first panel and second panel, an insertion hole is provided at a position near the rear end of one of the panels and a stud bolt is inserted to fasten the inflater to the vehicle structure, and the cushion is attached to the wall facing toward the front of the vehicle.

Abstract: [Problem] To expand and deploy a hood-shaped airbag in a reliably sandwiched condition between the top of a shoulder of a seated occupant and a seatbelt in a normal set condition during a collision, and reduce injury to the occupant by a device other than an airbag such as a seatbelt or the like. [Resolution Means] An airbag device 11 contains an airbag 12 and inflator 13 integrally covering the head 2a and a side portion of a seated occupant 2. The airbag 12 in a flat condition prior to folding has a plurality of chambers 12c demarcated in a longitudinal direction. The chamber 12c has a head protecting chamber 12ca stored in an upper portion of a backrest portion 1b of a seat 1 and a pair of side protecting chambers 12cb stored in opposing positions separated in a vehicle width direction on both left and right sides of the backrest portion 1b.

Abstract: There is proposed a vehicle seat configured to support an occupant (401) in a sitting position, the seat comprising: a squab (27), a backrest (28), and an airbag unit. The airbag unit comprises an inflatable bag (1) and an inflator (34). The airbag comprises an inflatable chamber (8, 9; 208). The airbag further comprises an inflatable guide (2), connected to the inflator and the inflatable chamber. Upon actuation of said inflator, said inflatable guide is at least partially inflated before the inflatable chamber, thereby initially urging the inflatable chamber away from the backrest of the seat. The airbag is configured such that after the inflatable guide is at least partially inflated, the inflatable chamber inflates into a deployed position in which it defines an inflated shroud which extends over said sitting position and provides lateral protection to said occupant of the seat in said sitting position.

Abstract: The invention relates to a pyrotechnic switch, which comprises, a housing formed by a first housing part that is assembled with a second housing part, and at least one pyrotechnic actuator arranged in the housing, wherein at least one out of the first housing part or the second housing part comprises a metal reinforcement and a plastic body overmolded onto the metal reinforcement, wherein the plastic body comprises, a first portion made of a first plastic material, and a second portion made of a second plastic material.

Abstract: The present invention relates to an airbag device for a vehicle. The airbag device comprises: an airbag cushion which is formed in a shawl shape and deployed toward both sides of a passenger so as to wrap and restrain the entire upper body around both shoulders of the passenger when a vehicle collides; and an inflator for generating gas and supplying the gas to the airbag cushion in response to an impact detection signal when the vehicle collides. Accordingly, when a vehicle collides, the shawl-shaped airbag cushion installed on the back of a seat is inflated and deployed to restrain the both sides and front area of the upper body of a passenger around both shoulders of the passenger, thereby safely protecting the passenger.

Abstract: [Problem] To enable an airbag module to be assuredly assembled to a cored bar. [Resolution Means] The present invention is applied to a steering wheel including: a cored bar member; and an airbag module which houses an airbag cushion and an inflator and is coupled to the cored bar member via a coupling pin, wherein the steering wheel employs a configuration in which the coupling pin extends from the airbag module side to the cored bar member side. The steering wheel according to the present invention includes: a coil spring arranged outside the coupling pin; and a support member supporting the upper end of the coil spring at a peripheral part of the coupling pin. Moreover, the support member includes a hook which includes: a support surface protruding in the direction vertical to the shaft of the coupling pin in order to support the upper end part of the coil spring; and a side extending from this support surface towards the lower side of the coupling pin.

Abstract: Gas generator for a safety system, comprising: at least one pyrotechnic substance arranged to produce gases; a first part; a second part; a third part; and a fourth part separate from the previous parts, the first part and the second part being friction-welded to the third part. The gas generator is characterised in that the fourth part comprises: a first interface for positioning with the first part, and a second interface for positioning with the second part, such as to temporarily block at least one degree of freedom between the first and second parts in order to allow the first and second parts to be simultaneously friction-welded to the third part.

Abstract: An airbag cushion, which expands and deploys between adjacent seats in a passenger compartment, comprising a top panel and bottom panel that are separated and face each other vertically when deployed, side panels connecting the edges of the top panel and the bottom panel, a protruding part that protrudes upward from the top panel, a cylindrical inflator attached along the inner surface of the side panel on the side of the protruding part is stowed in a folded state by overlaying the top panel and the side panel provided with the attachment part of the inflator, and lining up a first roll part which is the protruding part rolled up, a fold-back part which is the first side part folded back to cover the attachment part of the inflator, and a second roll part on top of the top panel with the second roll part in the center.

Abstract: A motor vehicle with at least one first seat (10) and at least one second seat (12) is described. The second seat (12) is located rear of the first seat (10) and the first seat has one position of operation in which it faces the second seat (12). An air-bag module with an inflatable airbag device (20) being positioned between the first seat (10) and the second seat (12) when in its fully deployed state is provided. Said inflatable airbag device (20) has a first impact surface (22) pointing towards the first seat (10), a second impact surface (24) pointing towards the sec- and seat (12), a main support surface (26) adjacent to or abutting a structural element of the vehicle, and a connecting surface (28) remote from the support surface (26) and extending between the impact surfaces (22, 24). Especially in order to improve the deployment behaviour, the connecting surface (28) is at least partially concave, such that a recess (R) is formed.

Abstract: The airbag is provided with a main chamber that deploys toward the front of the vehicle and a pre-chamber that houses the inflator and begins to deploy ahead of the main chamber in the vehicle width direction to the inside of the main chamber. Here, the main chamber is demarcated into a front region and a rear region by a demarcation. The boundary area between the main chamber and the pre-chamber is provided with a front vent that directs the expanding gas from the pre-chamber to the pre-chamber front area and a rear vent that directs the gas to the rear region.

Abstract: Problem: To provide a damper mechanism of a steering wheel and a steering wheel apparatus for a vehicle in which it is possible to ensure a damping effect comparable to that of the known art and to decrease an airbag module in size so as to achieve a reduction in cost. Solution: A damper mechanism of a steering wheel includes: two damper units 11 that are provided between a steering wheel 1 and an airbag module 2 functioning as a damper mass and damp vibration of the steering wheel; and an engaging mechanism (hook of a plate-shaped damper 18) that is provided in parallel with the damper unit, between the steering wheel and the airbag module, and holds the steering wheel and the airbag module in a relatively displaceable manner.

Abstract: An airbag apparatus equipped in a vehicle seat having a seat cushion that forms a seating surface and a seat back that forms a backrest includes: an inflator that generates inflation gas; and an airbag housed within at least the seat back and deployed by inflation gas released from the inflator. The airbag includes a pair of left and right side chambers that deploy towards the front from a side portion of the seat back and an upper chamber that deploys above the head of a passenger. The airbag is rolled in a direction that intersects the longitudinal direction from a flat unfolded state prior to being housed or folded to be compressed into a long bar shape. A folded portion is formed by folding at least a location corresponding to the upper chamber of the long bar shaped airbag to house the folded portion above the seat back.

Abstract: A throat and fill tube protection device for an inflatable airbag includes a first portion, a second portion and an overlapping region. The first portion is a generally Y-shaped portion with a first arm and a second arm connected at a base. The first arm defines an inlet for receiving an inflator. The second arm defines a first channel for directing a first portion of the inflation gases in a first direction. The second portion defines a second channel for directing a second portion of the inflation gases in a second direction. The second direction is generally opposite the first direction. The overlapping region is cooperatively defined by first and second overlapping areas of the first and second portions, respectively.

Abstract: [Problem] To provide a vehicle side airbag apparatus which can eliminate the operation of joining baffles sectioning the inside of a side airbag into three chambers, facilitate and simplify the assembly operation thereof, easily and skillfully manufacture the side airbag, and improve productivity. [Resolution Means] In the state in which a side airbag is folded and stored, each of first and second baffles 5, 6 is provided facing each other in the width direction of the vehicle such that two surfaces on both sides of a ridge line Q extending in the longitudinal direction of this baffle are able to at least partially overlap each other, the side airbag includes a baffle intersection which is formed by allowing the first baffle to cross the second baffle, and this baffle intersection is partially formed at a predetermined position of the ridge line of the second baffle, in addition to having a crossover opening 16 at which the first baffle penetrates through the second baffle.

Abstract: [Problem] To provide a side airbag apparatus capable of quickly and properly restraining a passenger in the initial stage of deploying an airbag, along with a vehicle seat including this side airbag apparatus. [Resolution means] The airbag includes: a first chamber which is deployed towards the front of the side support part of the seat; a second chamber which starts being deployed inside the first chamber in the vehicle width direction prior to this first chamber; and a gas guide which is arranged in the first chamber so as to introduce the expansion gas (emitted from the inflator) into the second chamber. An internal vent hole, through which the expansion gas introduced by the gas guide flows into the second chamber, is formed at the boundary part between the first chamber and the second chamber. The second chamber includes: an upper region and a lower region; and an intermediate region disposed between the upper region and the lower region.

Abstract: Problem: To provide a side airbag apparatus which can prevent the deterioration of the neck damage value of a passenger during a side collision or sufficiently protect the waist of the passenger. Resolution Means: A side airbag apparatus 100 installed in a vehicle, including: a bag shaped cushion 114 which is housed in a seat back 104 of a vehicle seat 102 and expanded and deployed on the side of the vehicle seat utilizing gas supplied from an inflator 116; and a holding part 128 for retaining the shape in the housed state of the cushion, wherein the cushion is wound or folded in a long shape in the vertical direction of the vehicle and housed in the seat back in the shape with the upper part 126 thereof further folded back to the anterior of the vehicle, and wherein the holding part retains the upper part or lower part of the cushion which is folded back to the anterior of the vehicle.

Abstract: [Object]. An object is to suitably control the deployment shape of an airbag, thereby improving the occupant restraining performance. Another object is to reduce damage to an occupant located close to a steering wheel or an instrument panel. [Solving Means]. An airbag device according to the present invention includes: a gas generator that generates expansion gas; an airbag that expands and deploys due to the expansion gas to restrain an occupant; and a diffuser disposed inside the airbag to control a flow of the expansion gas. Given that a direction toward the occupant is a first direction, the diffuser includes a receiving surface disposed between the gas generator and the airbag in the first direction to receive the expansion gas discharged from the gas generator; and a plurality of band-like connecting members having one end connected to an edge of the receiving surface and the other end directly or indirectly connected to the gas generator.