公开(公告)号：US20230347845A1

公开(公告)日：2023-11-02

申请号：US17999804

申请日：2021-05-17

Applicant: Yuto KOBAYASHI ,  Tsutomu SAKURAI ,  Autoliv Development AB

Inventor： Yuto KOBAYASHI ,  Tsutomu SAKURAI

IPC: B60R21/217 ,  B60R21/237 ,  B60R21/231

CPC classification number: B60R21/217 ,  B60R21/237 ,  B60R21/231 ,  B60R2021/23538

Abstract: A vehicle airbag device and a method for manufacturing the same, in which stud bolts for securing the device to the vehicle body can be inserted avoiding the sewn sections, and in which unbalanced stresses are not generated in the panel parts during expansion and deployment.
The device having a pair of panel parts, a pair of expansion parts integrally provided on the pair of panel parts, the expansion part of the first panel part overlapping the second panel part, and the expansion part of the second panel part overlapping the first panel part, forming an overlapping section by joining each expansion part to each panel part at a sewn section, and joining the overlapping section with a pair of panel part outer edges, the outer sewn section forming a hollow bag body, and providing inflator insertion holes and bolt insertion holes provided through the overlapping section.

公开(公告)号：US20210261086A1

公开(公告)日：2021-08-26

申请号：US17252325

申请日：2019-05-08

Applicant: Autoliv Development AB

Inventor： Yuto KOBAYASHI ,  Tsutomu SAKURAI

IPC: B60R21/233 ,  B60R21/207 ,  B60R21/239 ,  B60R21/231

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.

公开(公告)号：US20210188208A1

公开(公告)日：2021-06-24

申请号：US17120575

申请日：2020-12-14

Applicant: Autoliv Development AB

Inventor： Yuto KOBAYASHI ,  Tsutomu SAKURAI

IPC: B60R21/231 ,  B60R21/207 ,  B60R21/233 ,  B60R21/2338 ,  B60R21/239 ,  B60R21/26

Abstract: A far side side airbag device provided on the side part in the center in the width direction of a backrest portion SB of either of separated seats arranged in the width direction of a vehicle, which restrains the movement of an occupant P. A cushion and an inflator expands and deploys the cushion. The cushion has a first portion and a second portion that expand and deploy onto the front surface of each of the adjacent separated seats when a signal is received to restrain the occupant and capture the side part of the occupant, and a center portion provided in between the first portion and the second portion. A protruding part is formed on the center portion in order to capture the head of the occupant.

公开(公告)号：US20210024030A1

公开(公告)日：2021-01-28

申请号：US16613890

申请日：2018-05-08

Applicant: AUTOLIV DEVELOPMENT AB

Inventor： Makoto FUMA ,  Yuto KOBAYASHI

IPC: B60R21/2338 ,  B60R21/207

Abstract: Problem: To provide a side airbag device that can improve restraint performance by efficiently suppressing oscillation of an airbag cushion. Resolution Means: A side airbag device 100 is provided with: a vertically long rear chamber 116, a front chamber 118 that is inflated and deployed forward and upward from the rear chamber 116, an inflator 108 contained within a rear part of the rear chamber 116, and a cloth-like first tether 112 that is provided outside of the rear chamber 116, has a front end 122 connected to a front edge portion 124 of the rear chamber 116, and has a rear end 126 connected to the rear part of the rear chamber 116, and which is tensioned when the rear chamber 116 is inflated and deployed. The rear chamber 116 has a smaller capacity than the front chamber 118, the first tether 112 is longer in the vertical direction than in the front-back direction, and the front end 122 of the first tether 112 is connected to a range that includes at least a lower end 146 of the front edge portion 124 of the rear chamber 116.

公开(公告)号：US20190084516A1

公开(公告)日：2019-03-21

申请号：US16059374

申请日：2018-08-09

Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA ,  AUTOLIV DEVELOPMENT AB

Inventor： Osamu FUKAWATASE ,  Takamichi KOMURA ,  Takeharu SUGISHIMA ,  Takayuki SHIMIZU ,  Mitsuo NOGAMI ,  Yuto KOBAYASHI

IPC: B60R21/207 ,  B60R21/233 ,  B60R21/2338

Abstract: A vehicle seat equipped with a side airbag device includes: an inflator disposed on an outer side in a vehicle width direction relative to a side frame; an inner chamber housed inside the side part, and is configured to inflate and deploy toward a part of an occupant on the outer side in the vehicle width direction upon receiving supply of a gas from the inflator; an outer chamber housed inside the side part, and is configured to inflate and deploy toward the outer side in the vehicle width direction and a vehicle front side relative to the inner chamber upon receiving supply of the gas; and a diffuser housed inside the side part and configured to supply the gas into the inner chamber from a first supply port formed in a peripheral wall of the diffuser when the inflator is activated.

公开(公告)号：US20240157905A1

公开(公告)日：2024-05-16

申请号：US18552382

申请日：2022-02-02

Applicant: Autoliv Development AB

Inventor： Yuto KOBAYASHI ,  Takaki SHIBUYA

IPC: B60R21/207 ,  B60R21/231 ,  B60R21/237

CPC classification number: B60R21/207 ,  B60R21/23138 ,  B60R21/237 ,  B60R2021/23146

Abstract: A side airbag device stowed in a side part of a vehicle seat and includes: an airbag for restraining an occupant by expanding and deploying; and an inflator provided in a side wall part of a seat frame in the vehicle width direction extending in the vehicle traveling direction when a horizontal cross section of the vehicle seat is viewed from above, and that supplies expansion gas to the airbag. The airbag includes a main chamber that expands and deploys towards the front and a pre-push chamber that expands and deploys before the main chamber to the inside of the main chamber in the vehicle width direction. Furthermore, the pre-push chamber has a structure with an extension portion extending from the inflator towards the rear of the vehicle seat.

公开(公告)号：US20200262382A1

公开(公告)日：2020-08-20

申请号：US16760975

申请日：2018-10-09

Applicant: Autoliv Development AB

Inventor： Yuto KOBAYASHI

IPC: B60R21/231 ,  B60R21/237 ,  B60R21/26 ,  B60R21/207 ,  B60R21/217

Abstract: [Problem] To provide a side airbag apparatus capable of efficiently improving passenger protection performance and passenger restraining force.[Resolution means] A side airbag apparatus 100 includes: a cushion 108 which is bag shaped, wound, or folded in a storage form; a holding plate 118 with the cushion 108 attached thereto; and an inflator 110 which is embedded in the cushion 108 and attached to a side frame 112 along the side of a seat back 104 of a seat 102 together with the cushion 108 and the holding plate 118. The holding plate 118 includes: a base part 120 formed between the cushion 108 and the side frame 112; and a side wall part 122 which extends in the front-back direction of the vehicle in front of the side frame 112 in the front-back direction of the vehicle and supports the expanded and deployed cushion 108 from the side.

公开(公告)号：US20200254960A1

公开(公告)日：2020-08-13

申请号：US16787156

申请日：2020-02-11

Applicant: Autoliv Development AB

Inventor： Yuto KOBAYASHI ,  Tsutomu SAKURAI

IPC: B60R21/237 ,  B60R21/231 ,  B60R21/217 ,  B60R21/233 ,  B60R21/26

Abstract: [Problem] To provide an airbag device or the like that can suppress the occupant seated in a driver seat from moving toward the passenger seat.[Solving Means] An airbag device includes an airbag cushion inflating and deploying in a vehicle cabin of a vehicle to laterally restrain an occupant seated in a seat, and the airbag cushion includes: a housing portion that stores an inflator for jetting gas for inflation and deployment; a first portion folded in a roll or bellows shape from one horizontal end of the airbag cushion to a vicinity of the housing portion; a second portion that horizontally extends opposite to the first portion when viewed from the housing portion and is folded back toward the folded first portion; and a third portion that further extends from the second portion disposed opposite to the housing portion (411) with respect to the first portion, the third portion being folded in a roll or bellows shape.

公开(公告)号：US20200180540A1

公开(公告)日：2020-06-11

申请号：US16615008

申请日：2018-04-17

Applicant: Autoliv Development AB

Inventor： Makoto FUMA ,  Yuto KOBAYASHI

IPC: B60R21/207 ,  B60R21/231 ,  B60R21/26 ,  B60R21/233

Abstract: Objective: To provide a side airbag apparatus that can protect a head portion and chest portion by an appropriate restraining force, while favorably inflating and expanding even a cushion that protects a head portion and chest portion with a small inflator, and that can ensure high OOP performance.Resolution Means: A configuration of a side airbag apparatus 100 according to the present invention includes: a bag-like cushion 110; an inflator 150; a first demarcating part 130a that demarcates the cushion 110 into a first chamber 132 on a vehicle rearward side and a second chamber 134 on a vehicle forward side, a second demarcating part 130b that demarcates a third chamber 136 on an upper side of the first chamber 132 and second chamber 134 of the cushion 110, a first inner vent 142 disposed above the first demarcating part 130, and a second inner vent 144 disposed above the second demarcating part 130b, which flows a gas flowing into the second chamber into the third chamber, and which is provided with a check valve structure that prevents a reverse flow of the gas.

公开(公告)号：US20190118759A1

公开(公告)日：2019-04-25

申请号：US16094409

申请日：2017-05-11

Applicant: Yuto KOBAYASHI ,  Hiroyuki TAGUCHI ,  Autoliv Development AB

Inventor： Yuto KOBAYASHI ,  Hiroyuki TAGUCHI

IPC: B60R21/239 ,  B60R21/231 ,  B60R21/235 ,  B60R21/2338

Abstract: A side airbag device includes: an inflator; a cushion that is expandable from the side of a seat toward a front of a vehicle; a vent hole that is provided at a predetermined position of the cushion and that discharges the gas; a patch that openably covers the vent hole from an inside of the cushion; a tether that is connected to the patch and a predetermined position (a tether cutter) of the side of the seat, the tether pulling the patch toward a rear of the vehicle so as to open the vent hole when the cushion is expanded and deployed; and a tether cutter that is configured to cut the tether in response to information relating to a state of the vehicle.