Side airbag device and vehicle seat provided with same
AssigneeAutoliv Development AB
InventorsYuto KOBAYASHI, Tsutomu SAKURAI
Life of this patent
Estimating the term…
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.
Claims14
A side airbag device provided with an inflator that produces expanding gas and an airbag that deploys from the side part of a vehicle seat from this expansion gas to protect an occupant, wherein the airbag comprises a main chamber that deploys expands toward the front of the vehicle and a pre-chamber that houses the inflator and begins expansion before the main chamber to the inside in the vehicle width direction from the main chamber, the main chamber is demarcated into a forward region and a rear region by a demarcation, and where a front vent that guides expansion gas from the pre-chamber to the forward region of the main chamber and a rear vent that guides the expanding gas from the pre-chamber to the rear region of the main chamber are provided on the boundary area of the main chamber and the pre-chamber.
Dependencies are inferred from the claim text.