Patent ID: 6386578
Filing Date: 2002-05-14
Classification: B60R

Abstract:
A bag for protecting a head of an automobile passenger, comprising:two sheets laminated together, a main path formed between the two sheets and having a gas inlet, a cushion formed between the two sheets and connected to the main path, said cushion including a top side to be arranged along a ceiling of the automobile, a bottom side, and chambers communicating with the main path to be expanded as a result of gas entering into the cushion from the main path, said chambers including an upper chamber extending along the top side in a direction of a line extending from the main path and having one end connected to the main path; a side chamber connected to the other end of the upper chamber and extending downwardly from the top side; a lower chamber extending along the bottom side of the bag and having one end connected to the side chamber; and an intermediate chamber communicating with and disposed between the lower chamber and the upper chamber, and separated from the side chamber, and first, second and third annular joining sections for partly joining the two sheets together inside the cushion to define the upper, side, lower and intermediate chambers and located at a corner between the upper and side chambers, a corner between the side and lower chambers and an end of the lower chamber away from the side chamber, respectively, each annular joining section having an annular shape.