公开(公告)号：US20230015426A1

公开(公告)日：2023-01-19

申请号：US17757997

申请日：2020-12-02

Applicant: Autoliv Development AB

Inventor： Qiang MENG ,  Jianfei MA ,  Ting WANG

IPC: B60R21/213 ,  B60R21/232 ,  B60R21/235

Abstract: An automotive front seat overhead airbag includes a supporting air chamber and a protective air chamber mounted on a roof. The supporting air chamber is inflated from the roof towards a dashboard upon inflation. The protective air chamber is in communication with the supporting air chamber. After the supporting air chamber is inflated, the protective air chamber is inflated from the supporting air chamber towards the human body. A first protective space is reserved between the supporting air chamber and the protective air chamber on a side facing the human body. The first protective space corresponds to the head of the human body for protecting the head and neck of the human body. An automobile includes a roof and a dashboard, and further includes the automotive front seat overhead airbag described above. An upper end of the supporting air chamber is connected to a gas generator.