公开(公告)号：US20240198951A1

公开(公告)日：2024-06-20

申请号：US18556034

申请日：2022-04-08

Applicant: Autoliv Development AB

Inventor： Yuto KOBAYASHI ,  Tsutomu SAKURAI

IPC: B60R21/231

CPC classification number: B60R21/23138 ,  B60R2021/23146

Abstract: A side airbag device comprising a bag-like cushion that is provided to a side section of a seat back of a vehicle seat and inflates and expands toward the side of a passenger in the vehicle seat using a gas. The cushion includes: a first part having four sides and including a first chamber; a second part that has four sides, is adjacent to the first part, and includes a second chamber; and a third part that has four sides, is adjacent to the first part and the second part, and does not inflate. When inflated and expanded, the cushion is a triangular column that is a columnar shape having a space E open on both the top and bottom and surrounded by the first part in which the first chamber is inflated and expanded, the second part in which the second chamber is inflated and expanded, and the non-inflated third part.

公开(公告)号：US20230192022A1

公开(公告)日：2023-06-22

申请号：US17758931

申请日：2021-01-12

Applicant: Autoliv Development AB

Inventor： Yuto KOBAYASHI ,  Tsutomu SAKURAI ,  Hiroyuki SHIMA

IPC: B60R21/207 ,  B60R21/2165

CPC classification number: B60R21/207 ,  B60R21/2165 ,  B60R2021/23146

Abstract: PROBLEM
To provide an airbag device capable of efficiently retaining an airbag cushion in stowed form.
RESOLUTION MEANS
An airbag device 100 is provided with a bag-shaped airbag cushion 112 in a prescribed rolled or folded stowed form, and a cover member 114 for covering an outer periphery of the airbag cushion 112 in stowed form formed of a ductile fabric material containing a plurality of polymer fibers. The cover member 114 has a hard portion 124 in a state in which at least a portion of the plurality of polymer fibers are melted together, and a soft portion 126 that bends more readily than the hard portion 124 in which the percentage of the plurality of polymer fibers that are melted is at least lower than that of the hard portion 124. The airbag device 100 is characterized by a state in which the cover member 114 is bent along the soft portion 126, covering at least a portion of the outer periphery of the airbag cushion 112 in stowed form.

公开(公告)号：US20230130463A1

公开(公告)日：2023-04-27

申请号：US17905391

申请日：2021-01-27

Applicant: Autoliv Development AB

Inventor： Yuto KOBAYASHI ,  Tsutomu SAKURAI ,  Hideho FUKUDA

IPC: B60R21/237 ,  B60R21/201 ,  B60R21/215

Abstract: An improved modularization of an airbag cushion covered with a cover member and a method for manufacturing the same are disclosed. A first press is performed on the first portion of the cover member in a state where the folded airbag cushion is not covered with the cover member. The first portion has at least a portion that includes a position corresponding to an inflator within the folded airbag cushion. Next, the folded airbag cushion is covered with the cover member, and in the covered state, a second press is applied to at least a part of the second portion of the cover member excluding the first portion.

公开(公告)号：US20220402455A1

公开(公告)日：2022-12-22

申请号：US17756105

申请日：2020-10-01

Applicant: Autoliv Development AB

Inventor： Yuto KOBAYASHI ,  Tsutomu SAKURAI

IPC: B60R21/2165 ,  B60R21/207 ,  B60R21/231 ,  B60R21/237

Abstract: An airbag cushion including a cushion rear portion on the inner side of a frame side plate part, a cushion folded portion folded to the outer side of the frame side plate part, and a cushion front portion on the outer side of the frame side plate part. A cover enveloping portion of a cover member has a first end portion engaged with the cushion rear portion and a second end portion that covers a front surface of the cushion folded portion to the cushion front portion and is engaged with a back surface of the cushion folded portion. A cover extension portion connected to the cover enveloping portion by a joint portion and is engaged with the frame side plate part. The cover enveloping portion or the cover extension portion is provided with a weak portion (breakable).

公开(公告)号：US20210354649A1

公开(公告)日：2021-11-18

申请号：US17282161

申请日：2019-09-16

Applicant: Autoliv Development AB

Inventor： Tsutomu SAKURAI ,  Yuto KOBAYASHI

IPC: B60R21/207 ,  B60N2/427 ,  B60R21/231

Abstract: An airbag which is a constituent of a side airbag device installed in the vehicle seat according to the present invention is provided with a main chamber which deploys toward the front of a side support portion of the seat, and a sub-chamber which accommodates an inflator and which deploys at a position inward of the main chamber in the width direction of the vehicle. The main chamber is divided, by means of a baffle panel, into a main front chamber at the front, and a main rear chamber at the rear. The sub-chamber is linked to the main rear chamber at a side in the width direction of the vehicle. When the airbag is deployed, the baffle panel extends along a front edge of the sub-chamber, as viewed from the width direction of the vehicle.

公开(公告)号：US20210138993A1

公开(公告)日：2021-05-13

申请号：US16635749

申请日：2018-07-23

Applicant: Autoliv Development AB

Inventor： Yuto KOBAYASHI

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

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.

公开(公告)号：US20200377051A1

公开(公告)日：2020-12-03

申请号：US16884378

申请日：2020-05-27

Applicant: Autoliv Development AB

Inventor： Yuto KOBAYASHI ,  Hideho FUKUDA

IPC: B60R21/207 ,  B60R21/26 ,  B60R21/231 ,  B60R21/237 ,  B60R21/2165

Abstract: [Problem] To provide a side airbag apparatus that improves passenger restraining performance and maintains a form at the time of housing.[Solution] A side airbag apparatus 100 includes a frame-side plate portion 114 of a seat 102, and an airbag module 106 attached to the frame-side plate portion 114. The airbag module 106 includes a bracket 112, an inflator 110, an airbag cushion 108, and a soft cover 116 that is wrapped around the bracket 112 and the airbag cushion 108 in a housing form. The bracket 112 includes a through-hole 128 through which a stud bolt 118 extending from the inflator 110 passes, and a hook 130 provided at predetermined location on the front side of the frame-side plate portion 114. The soft cover 116 includes a bolt anchoring hole 120 to which the stud bolt 118 is hooked, and a hook anchoring hole 122 to which the hook 130 of the bracket 112 is hooked.

公开(公告)号：US20190232914A1

公开(公告)日：2019-08-01

申请号：US16257362

申请日：2019-01-25

Applicant: AUTOLIV DEVELOPMENT AB

Inventor： Yuto KOBAYASHI ,  Mitsuo NOGAMI

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

CPC classification number: B60R21/23138 ,  B60R21/207 ,  B60R21/233 ,  B60R2021/23107 ,  B60R2021/23146 ,  B60R2021/23324

Abstract: A side airbag device stored in a side support of a vehicle seat includes an airbag module having an airbag with first and second chambers and an inflator and a webbing partially covering the airbag module. The first chamber is deployed toward a front side of the side support and the second chamber accommodates the inflator therein and is deployed at an inner side with respect to the first chamber. The webbing extends from a rear side of the airbag module along an inner side surface of the airbag module, passes through a pad of the side support along a first path so as to reach an outside of the side support, and further extend along an outer surface of the side support and reach proximately a front edge of the side support when viewed in horizontal cross section of the airbag module from above.

公开(公告)号：US20250115208A1

公开(公告)日：2025-04-10

申请号：US18721365

申请日：2022-11-09

Applicant: Autoliv Development AB

Inventor： Yuto KOBAYASHI ,  Tsutomu SAKURAI

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

Abstract: PROBLEM
An object of the present invention is to provide a side airbag device for which the deployment behavior of an airbag cushion during expansion and deployment can readily be controlled and that can reliably receive and protect an occupant.
RESOLUTION MEANS
With a side airbag device 100 according to the present invention provided with a bag-shaped airbag cushion 120 that utilizes gas supplied from an inflator 124 to expand and deploy to a side of a vehicle seat 104, an interior base material panel 120a of the airbag cushion lower end vicinity 126 is folded back to an opposite side (far side) of an occupant 122 of the vehicle seat and makes friction contact with an upper surface 128 of a console box 118 arranged between the vehicle seat and an adjacent seat 110.

公开(公告)号：US20240116471A1

公开(公告)日：2024-04-11

申请号：US18546235

申请日：2022-01-27

Applicant: Autoliv Development AB

Inventor： Yuto KOBAYASHI ,  Takaki SHIBUYA

IPC: B60R21/231 ,  B60R21/217 ,  B60R21/235 ,  B60R21/237

CPC classification number: B60R21/23138 ,  B60R21/217 ,  B60R21/235 ,  B60R21/237 ,  B60R2021/23146 ,  B60R2021/23509 ,  B60R2021/23538

Abstract: The side airbag device is provided with a cushion, an inflator arranged on the occupant side of a side part of a seat frame, and a support plate, where the cushion in a folded state includes: a first portion positioned on the occupant side of the seat frame side part, and a second portion positioned on the side opposite the occupant side of the seat frame side part and wraps around the vehicle front side from the first portion to sandwich the seat frame side part together with the first portion; and the support plate includes: a main body part for supporting the second portion, and a rearward extending part, in which through-holes and are formed extending from the main body part toward the rear of the vehicle beyond the second portion for allowing stud bolts and of the inflator to pass through.