US 12,403,859 B2
Side airbag device and airbag folding method
Kazuki Hisaminato, Kiyosu (JP); Koji Shibayama, Kiyosu (JP); and Yuta Okayama, Kiyosu (JP)
Assigned to TOYODA GOSEI CO., LTD., Aichi-pref. (JP)
Filed by TOYODA GOSEI CO., LTD., Kiyosu (JP)
Filed on Dec. 23, 2024, as Appl. No. 18/999,261.
Claims priority of application No. 2023-221088 (JP), filed on Dec. 27, 2023.
Prior Publication US 2025/0214528 A1, Jul. 3, 2025
Int. Cl. B60R 21/237 (2006.01)
CPC B60R 21/237 (2013.01) 7 Claims
OG exemplary drawing
 
1. A side airbag device comprising:
an airbag including a pair of sheets provided facing each other and connected to each other, the airbag folded; and
an inflator including a supply port for supplying gas, the inflator configured to supply gas into the airbag, wherein
when the airbag is viewed along a thickness direction of the pair of sheets, with the pair of sheets deployed in a flat shape, the airbag includes:
a first portion including one end of the sheets in a first direction;
a second portion including the other end of the sheets in the first direction;
a third portion positioned between the first portion and the second portion in the first direction; and
a fourth portion positioned between the first portion and the third portion in the first direction, wherein
the airbag is folded into the following states: (i) a state with at least a part of the first portion and the fourth portion positioned between a pair of sheet parts corresponding to a part of the pair of sheets, the pair of sheet parts included in the third portion, and (ii) a state with a part of the pair of sheet parts arranged to sandwich the at least part of the first portion and the fourth portion, folded with an accordion fold in a second direction perpendicular to the first direction, together with the at least part of the first portion and the fourth portion, and
the supply port is arranged between another part of the pair of sheet parts.