Curtain airbag
AssigneeAutoliv Development AB
InventorAtsushi Nakashima
Life of this patent
Estimating the term…
Abstract
A curtain airbag housed in an upper part of a side surface portion in a vehicle interior and inflating and deploying along the side surface portion. The curtain airbag includes an end chamber at a front end portion of the curtain airbag that inflates when receiving an inflation and deployment gas. A strap is attached, at a leading end portion thereof, to a first attachment point P on a front pillar 114 of the vehicle and passes through an exterior side of the end chamber, and moreover attached, at a rear end portion thereof, to a seam portion 144 that defines the end chamber. The first attachment portion is set to include a second plane L2 that is vertically below, but parallel to a first plane L1 passing through an A1 break point that is a center of an impact expected area E overlapped with the end chamber.
Claims7
A curtain airbag housed in an upper part of a side surface portion of a vehicle interior, and inflating and deploying along the side surface portion, the curtain airbag comprising:
- an end chamber provided at a front end portion of the curtain airbag and defined in part by a partition portion, the end chamber inflating when receiving an inflation and deployment gas;
- and
- a strap having a leading end portion attached to a first attachment point on a front pillar of the vehicle, the strap passing along an exterior side of the end chamber, the strap having a rear end portion attached to the partition portion that defines the end chamber,
- wherein the first attachment point is provided in a second plane that is parallel to and downwardly located relative to a first plane, the first plane being a horizontal plane passing through a break point that is defined as a center of an impact area overlapped with the end chamber, whereby when at least part of the end chamber is moved outwardly relative to the vehicle the entire strap from the leading end portion to the rear end portion is positioned along the second plane and parallel to the first plane.
Dependencies are inferred from the claim text.