US 12,325,377 B2
Occupant protection device
Takatoshi Yajima, Kiyosu (JP); and Kenji Kakimoto, Kiyosu (JP)
Assigned to TOYODA GOSEI CO., LTD., Aichi-pref. (JP)
Filed by TOYODA GOSEI CO., LTD., Kiyosu (JP)
Filed on Jun. 12, 2024, as Appl. No. 18/741,342.
Claims priority of application No. 2023-101038 (JP), filed on Jun. 20, 2023.
Prior Publication US 2024/0425010 A1, Dec. 26, 2024
Int. Cl. B60R 21/18 (2006.01); B60R 21/235 (2006.01); B60R 21/26 (2011.01)
CPC B60R 21/18 (2013.01) [B60R 21/26 (2013.01); B60R 2021/23519 (2013.01); B60R 2021/26058 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An occupant protection device disposed on a seat of a vehicle, including:
a seat belt;
an airbag disposed in a region of a lap belt that restrains a waist of an occupant seated on the seat when the occupant wears the seat belt;
an inflator disposed at a position near a lower end of a seat portion of the seat and supplies an inflation gas to the airbag; and
a cover adapted to cover a periphery of the airbag,
the airbag having a bag shape formed of a flexible sheet, and including
a bag body that is held by the lap belt in a folded state and inflates to be able to protect the occupant wearing the seat belt, and
a conduit that is connected to the inflator to allow the inflation gas to flow into the bag body,
wherein
the conduit is disposed substantially along the lap belt in a state of being held by a conduit holder,
the conduit holder is formed of a material having flexibility and higher rigidity than the conduit, is disposed substantially along the conduit, and has both end sides fixed to a seat side and a bag body side, respectively by a seat-side fixing portion or a bag body-side fixing portion,
the cover includes a main cover and a conduit-side cover, the main cover is configured to cover an outer peripheral side of the folded bag body and a part of the lap belt, and the conduit-side cover is configured to cover an outer peripheral side of the conduit holder.